Windows Analysis Report
tu.exe

Overview

General Information

Sample name: tu.exe
Analysis ID: 1428245
MD5: de717951989420c6b9790c9160a23d35
SHA1: df8621b3d9fa7e4e1d511d6ff732457aac6a0a1d
SHA256: d434e12726aee7ad7378dc4e395dd5f8fba6255546eef9e1dbb51d52d966af2c
Infos:

Detection

Remcos
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Antivirus detection for URL or domain
Contains functionality to bypass UAC (CMSTPLUA)
Detected Remcos RAT
Found malware configuration
Malicious sample detected (through community Yara rule)
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
C2 URLs / IPs found in malware configuration
Contains functionality to infect the boot sector
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Drops PE files to the document folder of the user
Drops large PE files
Injects a PE file into a foreign processes
Installs a global keyboard hook
Abnormal high CPU Usage
Contains functionality for read data from the clipboard
Contains functionality to call native functions
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Contains functionality to communicate with device drivers
Contains functionality to download and launch executables
Contains functionality to dynamically determine API calls
Contains functionality to enumerate process and check for explorer.exe or svchost.exe (often used for thread injection)
Contains functionality to enumerate running services
Contains functionality to launch a control a shell (cmd.exe)
Contains functionality to modify clipboard data
Contains functionality to query CPU information (cpuid)
Contains functionality to query locales information (e.g. system language)
Contains functionality to read the PEB
Contains functionality to read the clipboard data
Contains functionality to retrieve information about pressed keystrokes
Contains functionality to shutdown / reboot the system
Contains functionality to simulate mouse events
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Creates a process in suspended mode (likely to inject code)
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Drops PE files
Extensive use of GetProcAddress (often used to hide API calls)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found dropped PE file which has not been started or loaded
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
HTTP GET or POST without a user agent
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE / OLE file has an invalid certificate
PE file contains an invalid checksum
Sample file is different than original file name gathered from version info
Sigma detected: CurrentVersion Autorun Keys Modification
Uses 32bit PE files
Uses Microsoft's Enhanced Cryptographic Provider
Uses code obfuscation techniques (call, push, ret)
Yara signature match

Classification

Name Description Attribution Blogpost URLs Link
Remcos, RemcosRAT Remcos (acronym of Remote Control & Surveillance Software) is a commercial Remote Access Tool to remotely control computers.Remcos is advertised as legitimate software which can be used for surveillance and penetration testing purposes, but has been used in numerous hacking campaigns.Remcos, once installed, opens a backdoor on the computer, granting full access to the remote user.Remcos is developed by the cybersecurity company BreakingSecurity.
  • APT33
  • The Gorgon Group
  • UAC-0050
 https://malpedia.caad.fkie.fraunhofer.de/details/win.remcos

AV Detection
barindex
Antivirus detection for URL or domain
Source: http://geoplugin.net/json.gp URL Reputation: Label: phishing
Source: http://geoplugin.net/json.gp/C URL Reputation: Label: phishing
Found malware configuration
Source: 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp Malware Configuration Extractor: Remcos {"Host:Port:Password": "abril18.con-ip.com:7770:1", "Assigned name": "ALETEO", "Connect interval": "1", "Install flag": "Disable", "Setup HKCU\\Run": "Enable", "Setup HKLM\\Run": "Enable", "Install path": "Application path", "Copy file": "remcos.exe", "Startup value": "Disable", "Hide file": "Disable", "Mutex": "Rmc-PO8SC5", "Keylog flag": "1", "Keylog path": "Application path", "Keylog file": "logs.dat", "Keylog crypt": "Disable", "Hide keylog file": "Disable", "Screenshot flag": "Disable", "Screenshot time": "10", "Take Screenshot option": "Disable", "Take screenshot title": "", "Take screenshot time": "5", "Screenshot path": "AppData", "Screenshot file": "Screenshots", "Screenshot crypt": "Disable", "Mouse option": "Disable", "Delete file": "Disable", "Audio record time": "5"}
Yara detected Remcos RAT
Source: Yara match File source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4585822426.00000000024CF000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR
Uses Microsoft's Enhanced Cryptographic Provider
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00583837 CryptAcquireContextA,CryptGenRandom,CryptReleaseContext, 5_2_00583837
Source: tu.exe Binary or memory string: -----BEGIN PUBLIC KEY-----

Exploits
barindex
Yara detected UAC Bypass using CMSTP
Source: Yara match File source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR

Privilege Escalation
barindex
Contains functionality to bypass UAC (CMSTPLUA)
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005574FD _wcslen,CoGetObject, 5_2_005574FD
Uses 32bit PE files
Source: tu.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: tu.exe Static PE information: DYNAMIC_BASE, NX_COMPAT, TERMINAL_SERVER_AWARE
Source: Binary string: C:\vmagent_new\bin\joblist\222359\out\Release\360AdvToolExecutor.pdbpF source: tu.exe, SentinelOne.exe.0.dr
Source: Binary string: C:\vmagent_new\bin\joblist\222359\out\Release\360AdvToolExecutor.pdb source: tu.exe, SentinelOne.exe.0.dr
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00559253 __EH_prolog,__CxxThrowException@8,FindFirstFileW,FindNextFileW,FindClose,FindClose, 5_2_00559253
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056C291 FindFirstFileW,FindNextFileW,RemoveDirectoryW,SetFileAttributesW,DeleteFileW,GetLastError,FindClose,RemoveDirectoryW,FindClose, 5_2_0056C291
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055C34D FindFirstFileW,PathFileExistsW,FindNextFileW,FindClose,FindClose, 5_2_0055C34D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00559665 __EH_prolog,FindFirstFileW,FindNextFileW,FindClose,FindClose, 5_2_00559665
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0059E879 FindFirstFileExA, 5_2_0059E879
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055880C __EH_prolog,FindFirstFileW,__CxxThrowException@8,FindNextFileW,FindClose, 5_2_0055880C
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055783C FindFirstFileW,FindNextFileW, 5_2_0055783C
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00569AF5 FindFirstFileW,FindNextFileW,FindNextFileW, 5_2_00569AF5
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055BB30 FindFirstFileA,FindClose,DeleteFileA,GetLastError,DeleteFileA,GetLastError,FindNextFileA,FindClose, 5_2_0055BB30
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055BD37 FindFirstFileA,FindClose,DeleteFileA,GetLastError,FindNextFileA,FindClose,FindClose, 5_2_0055BD37
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00557C97 SetEvent,GetFileAttributesW,DeleteFileW,ShellExecuteW,GetLogicalDriveStringsA,SetFileAttributesW,DeleteFileA,Sleep,StrToIntA,CreateDirectoryW, 5_2_00557C97

Networking
barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: abril18.con-ip.com
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.6:49721 -> 179.14.10.110:7770
HTTP GET or POST without a user agent
Source: global traffic HTTP traffic detected: GET /json.gp HTTP/1.1Host: geoplugin.netCache-Control: no-cache
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 178.237.33.50 178.237.33.50
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: ColombiaMovilCO ColombiaMovilCO
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056B380 InternetOpenW,InternetOpenUrlW,InternetReadFile,InternetCloseHandle,InternetCloseHandle,InternetCloseHandle, 5_2_0056B380
Source: global traffic HTTP traffic detected: GET /json.gp HTTP/1.1Host: geoplugin.netCache-Control: no-cache
Source: unknown DNS traffic detected: queries for: abril18.con-ip.com
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://.inihttps://map/set
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://certificates.godaddy.com/repository/0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://certificates.godaddy.com/repository/gdig2.crt0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://certs.godaddy.com/repository/1301
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://crl.globalsign.com/gs/gstimestampingg2.crl0T
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://crl.globalsign.net/root.crl0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://crl.godaddy.com/gdig2s5-6.crl0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://crl.godaddy.com/gdroot-g2.crl0F
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://down.360safe.com/360zip_setup.exe360SysReset
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://down.360safe.com/setup.exeIsBetaVersion360ver.dllSOFTWARE
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://down.360safe.com/setup.exehttp://down.360safe.com/setupbeta.exe
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/
Source: tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/;
Source: tu.exe, 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000937000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gp
Source: tu.exe, 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, tu.exe, 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, tu.exe, 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gp/C
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpJ
Source: tu.exe, 00000005.00000003.2347351969.0000000000937000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpK
Source: tu.exe, 00000005.00000003.2347351969.0000000000937000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpQ
Source: tu.exe, 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpSystem32
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpT
Source: tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpalF
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000953000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gpl
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://ocsp.godaddy.com/0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://ocsp.godaddy.com/05
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: http://secure.globalsign.com/cacert/gstimestampingg2.crt0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: https://certs.godaddy.com/repository/0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: https://www.globalsign.com/repository/0
Source: tu.exe, SentinelOne.exe.0.dr String found in binary or memory: https://www.globalsign.com/repository/03

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Contains functionality to register a low level keyboard hook
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055A2B8 SetWindowsHookExA 0000000D,0055A2A4,00000000 5_2_0055A2B8
Installs a global keyboard hook
Source: C:\Users\user\Desktop\tu.exe Windows user hook set: 0 keyboard low level C:\Users\user\Desktop\tu.exe Jump to behavior
Contains functionality for read data from the clipboard
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055B70E OpenClipboard,GetClipboardData,CloseClipboard, 5_2_0055B70E
Contains functionality to modify clipboard data
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005668C1 OpenClipboard,EmptyClipboard,GlobalAlloc,GlobalLock,GlobalUnlock,SetClipboardData,CloseClipboard,OpenClipboard,GetClipboardData,GlobalLock,GlobalUnlock,CloseClipboard, 5_2_005668C1
Contains functionality to read the clipboard data
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055B70E OpenClipboard,GetClipboardData,CloseClipboard, 5_2_0055B70E
Contains functionality to retrieve information about pressed keystrokes
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055A3E0 GetForegroundWindow,GetWindowThreadProcessId,GetKeyboardLayout,GetKeyState,GetKeyboardState,ToUnicodeEx,ToUnicodeEx,ToUnicodeEx,ToUnicodeEx, 5_2_0055A3E0

E-Banking Fraud
barindex
Yara detected Remcos RAT
Source: Yara match File source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4585822426.00000000024CF000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR

Spam, unwanted Advertisements and Ransom Demands
barindex
Contains functionalty to change the wallpaper
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056C9E2 SystemParametersInfoW, 5_2_0056C9E2

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Author: unknown
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Author: unknown
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Drops large PE files
Source: C:\Users\user\Desktop\tu.exe File dump: SentinelOne.exe.0.dr 800000000 Jump to dropped file
Abnormal high CPU Usage
Source: C:\Users\user\Desktop\tu.exe Process Stats: CPU usage > 49%
Contains functionality to call native functions
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_004115E1 NtQueryDefaultLocale, 0_2_004115E1
Contains functionality to communicate with device drivers
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00406279: CreateFileA,_memset,DeviceIoControl,CloseHandle, 0_2_00406279
Contains functionality to shutdown / reboot the system
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005667B4 ExitWindowsEx,LoadLibraryA,GetProcAddress, 5_2_005667B4
Detected potential crypto function
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042B525 0_2_0042B525
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_004115E1 0_2_004115E1
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00412583 0_2_00412583
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00407010 0_2_00407010
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040E020 0_2_0040E020
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040E024 0_2_0040E024
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00455031 0_2_00455031
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00456160 0_2_00456160
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0044A29E 0_2_0044A29E
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D2A8 0_2_0040D2A8
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0043F34D 0_2_0043F34D
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040E36C 0_2_0040E36C
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0041236C 0_2_0041236C
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042B441 0_2_0042B441
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00428486 0_2_00428486
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_004124AF 0_2_004124AF
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00455575 0_2_00455575
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042A571 0_2_0042A571
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00440533 0_2_00440533
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D608 0_2_0040D608
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00428613 0_2_00428613
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D62D 0_2_0040D62D
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040F695 0_2_0040F695
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00445732 0_2_00445732
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_004127ED 0_2_004127ED
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D7FF 0_2_0040D7FF
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040F8F3 0_2_0040F8F3
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D882 0_2_0040D882
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042788F 0_2_0042788F
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040D892 0_2_0040D892
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042B8B9 0_2_0042B8B9
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00438950 0_2_00438950
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040F904 0_2_0040F904
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042991A 0_2_0042991A
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00456924 0_2_00456924
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00429A53 0_2_00429A53
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00426A6B 0_2_00426A6B
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040FA08 0_2_0040FA08
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0044CAB8 0_2_0044CAB8
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00438B4E 0_2_00438B4E
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00429B6A 0_2_00429B6A
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00454B06 0_2_00454B06
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00459BC1 0_2_00459BC1
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00455BE0 0_2_00455BE0
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00407B90 0_2_00407B90
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0044EBBB 0_2_0044EBBB
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00406D10 0_2_00406D10
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00455E5B 0_2_00455E5B
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040DE67 0_2_0040DE67
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040CE0C 0_2_0040CE0C
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040CE13 0_2_0040CE13
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040CE28 0_2_0040CE28
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00433E86 0_2_00433E86
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040CE87 0_2_0040CE87
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00403E90 0_2_00403E90
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00426E9F 0_2_00426E9F
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040DF69 0_2_0040DF69
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00411F13 0_2_00411F13
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040DFF6 0_2_0040DFF6
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00429FFD 0_2_00429FFD
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040F002 5_2_0040F002
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00407010 5_2_00407010
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D01B 5_2_0040D01B
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040F023 5_2_0040F023
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00456160 5_2_00456160
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D19C 5_2_0040D19C
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004121AA 5_2_004121AA
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D2D3 5_2_0040D2D3
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0044A29E 5_2_0044A29E
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D2A8 5_2_0040D2A8
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004112B9 5_2_004112B9
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0043F34D 5_2_0043F34D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D3EA 5_2_0040D3EA
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004124AF 5_2_004124AF
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00455575 5_2_00455575
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00440533 5_2_00440533
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D678 5_2_0040D678
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040F695 5_2_0040F695
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00445732 5_2_00445732
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004127ED 5_2_004127ED
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D7FF 5_2_0040D7FF
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004118D7 5_2_004118D7
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D882 5_2_0040D882
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040D892 5_2_0040D892
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040F8B1 5_2_0040F8B1
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00438950 5_2_00438950
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040F904 5_2_0040F904
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00456924 5_2_00456924
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040FA08 5_2_0040FA08
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0044CAB8 5_2_0044CAB8
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00411ABC 5_2_00411ABC
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00438B4E 5_2_00438B4E
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00454B06 5_2_00454B06
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00459BC1 5_2_00459BC1
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00455BE0 5_2_00455BE0
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00407B90 5_2_00407B90
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0044EBBB 5_2_0044EBBB
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00406D10 5_2_00406D10
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040EE49 5_2_0040EE49
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00455E5B 5_2_00455E5B
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00433E86 5_2_00433E86
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00403E90 5_2_00403E90
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00410E9D 5_2_00410E9D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00411F57 5_2_00411F57
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0040EF70 5_2_0040EF70
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00411F0D 5_2_00411F0D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0058E0CC 5_2_0058E0CC
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056F0FA 5_2_0056F0FA
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005A4159 5_2_005A4159
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00588168 5_2_00588168
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005961F0 5_2_005961F0
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0058E2FB 5_2_0058E2FB
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005A332B 5_2_005A332B
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0057739D 5_2_0057739D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005874E6 5_2_005874E6
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0058E558 5_2_0058E558
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00588770 5_2_00588770
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005878FE 5_2_005878FE
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00583946 5_2_00583946
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0059D9C9 5_2_0059D9C9
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00577A46 5_2_00577A46
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056DB62 5_2_0056DB62
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00577BAF 5_2_00577BAF
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00587D33 5_2_00587D33
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00585E5E 5_2_00585E5E
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00576E0E 5_2_00576E0E
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0058DE9D 5_2_0058DE9D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00563FCA 5_2_00563FCA
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00586FEA 5_2_00586FEA
Found potential string decryption / allocating functions
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00433768 appears 56 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00584E10 appears 54 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00552093 appears 50 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00584770 appears 41 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00443C7F appears 38 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00408EE0 appears 68 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00551E65 appears 34 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 004322DC appears 96 times
Source: C:\Users\user\Desktop\tu.exe Code function: String function: 00408AE0 appears 94 times
PE / OLE file has an invalid certificate
Source: tu.exe Static PE information: invalid certificate
Sample file is different than original file name gathered from version info
Source: tu.exe Binary or memory string: OriginalFilename vs tu.exe
Source: tu.exe, 00000000.00000002.2310717245.00000000004E7000.00000002.00000001.01000000.00000003.sdmp Binary or memory string: OriginalFilenameREGEDIT.EXEj% vs tu.exe
Source: tu.exe, 00000000.00000000.2099392755.000000000046D000.00000002.00000001.01000000.00000003.sdmp Binary or memory string: OriginalFilenameREGEDIT.EXEj% vs tu.exe
Source: tu.exe, 00000000.00000003.2276384508.00000000007DE000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: OriginalFilenameD3D10Warp.dllj% vs tu.exe
Source: tu.exe, 00000000.00000002.2312497564.0000000002589000.00000004.00001000.00020000.00000000.sdmp Binary or memory string: OriginalFilenameREGEDIT.EXEj% vs tu.exe
Source: tu.exe, 00000000.00000002.2312300285.00000000007DF000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: OriginalFilenameD3D10Warp.dllj% vs tu.exe
Source: tu.exe, 00000005.00000000.2310003818.000000000046D000.00000002.00000001.01000000.00000003.sdmp Binary or memory string: OriginalFilenameREGEDIT.EXEj% vs tu.exe
Source: tu.exe Binary or memory string: OriginalFilenameREGEDIT.EXEj% vs tu.exe
Uses 32bit PE files
Source: tu.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Yara signature match
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: classification engine Classification label: mal100.rans.troj.spyw.expl.evad.winEXE@3/3@3/2
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00408380 SetLastError,GetLastError,SetLastError,GetLastError,_wcsrchr,_wcsncpy,_strerror,MultiByteToWideChar,_wcsncpy,LoadLibraryW,LoadLibraryW,LoadLibraryW,LoadLibraryW,FormatMessageW,_wcstok,_vswprintf_s,_wcsncpy,GetSystemTime,LocalFree,FreeLibrary, 0_2_00408380
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00567952 GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,GetLastError, 5_2_00567952
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055F474 GetModuleFileNameW,CreateToolhelp32Snapshot,Process32FirstW,Process32NextW,CloseHandle,CloseHandle, 5_2_0055F474
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056B4A8 FindResourceA,LoadResource,LockResource,SizeofResource, 5_2_0056B4A8
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056AA4A OpenSCManagerW,OpenServiceW,CloseServiceHandle,StartServiceW,CloseServiceHandle,CloseServiceHandle,CloseServiceHandle, 5_2_0056AA4A
Source: C:\Users\user\Desktop\tu.exe File created: C:\Users\user\Documents\ChromeUpdate Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Mutant created: \Sessions\1\BaseNamedObjects\Rmc-PO8SC5
Source: tu.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\tu.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\tu.exe File read: C:\Users\user\Desktop\tu.exe Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\tu.exe "C:\Users\user\Desktop\tu.exe"
Source: C:\Users\user\Desktop\tu.exe Process created: C:\Users\user\Desktop\tu.exe "C:\Users\user\Desktop\tu.exe"
Source: C:\Users\user\Desktop\tu.exe Process created: C:\Users\user\Desktop\tu.exe "C:\Users\user\Desktop\tu.exe" Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: msasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: k7rn7l32.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: ntd3ll.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: d3d9.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: dwmapi.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: d3d10warp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: winmm.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: rstrtmgr.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: ncrypt.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: ntasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: dnsapi.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: rasadhlp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: fwpuclnt.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{057EEE47-2572-4AA1-88D7-60CE2149E33C}\InProcServer32 Jump to behavior
Source: tu.exe Static file information: File size 1340704 > 1048576
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_IMPORT
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_RESOURCE
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_BASERELOC
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_IAT
Source: tu.exe Static PE information: DYNAMIC_BASE, NX_COMPAT, TERMINAL_SERVER_AWARE
Source: tu.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: C:\vmagent_new\bin\joblist\222359\out\Release\360AdvToolExecutor.pdbpF source: tu.exe, SentinelOne.exe.0.dr
Source: Binary string: C:\vmagent_new\bin\joblist\222359\out\Release\360AdvToolExecutor.pdb source: tu.exe, SentinelOne.exe.0.dr
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00447B97 LoadLibraryA,GetProcAddress,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,__decode_pointer,__decode_pointer,__decode_pointer,__decode_pointer,__decode_pointer, 0_2_00447B97
PE file contains an invalid checksum
Source: tu.exe Static PE information: real checksum: 0x798b9 should be: 0x154233
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00403180 push ecx; mov dword ptr [esp], 00000000h 0_2_00403181
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00432321 push ecx; ret 0_2_00432334
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00403400 push ecx; mov dword ptr [esp], 00000000h 0_2_00403401
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004140D0 push ecx; retf 5_2_004140A5
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004140A6 push ecx; retf 5_2_004140A5
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004140BB push ecx; retf 5_2_004140C1
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00403180 push ecx; mov dword ptr [esp], 00000000h 5_2_00403181
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004152A0 push edi; retf 5_2_0041537A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00417356 push ecx; retf 5_2_0041750A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0041537B push edi; retf 5_2_0041537A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00432321 push ecx; ret 5_2_00432334
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00415390 push edi; retf 5_2_0041537A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0041539E push edi; retf 5_2_0041537A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00403400 push ecx; mov dword ptr [esp], 00000000h 5_2_00403401
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00415432 push edi; retf 5_2_0041543F
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004154D3 push edi; retf 5_2_00415512
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0041750B push ecx; retf 5_2_0041750A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00417535 push ecx; retf 5_2_0041750A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0041E630 push ecx; retf 5_2_0041E631
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004136EA push ecx; retf 5_2_00413729
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00413746 push ecx; retf 5_2_00413729
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00418711 push ecx; retf 5_2_004188C7
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0041372A push ecx; retf 5_2_00413729
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004137D3 push edi; retf 5_2_004137E0
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004137BE push esp; retf 5_2_004137D2
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00413840 push ecx; retf 5_2_00413851
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00413867 push edi; retf 5_2_0041386D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004188C8 push ecx; retf 5_2_004188C7
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_004188F2 push ecx; retf 5_2_004188C7
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00415A8C push ecx; retf 5_2_00415A92
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00415AA8 push ecx; retf 5_2_00415AAE
Source: tu.exe Static PE information: section name: .text entropy: 6.861631705496741
Source: SentinelOne.exe.0.dr Static PE information: section name: .text entropy: 6.861631705496741

Persistence and Installation Behavior
barindex
Contains functionality to infect the boot sector
Source: C:\Users\user\Desktop\tu.exe Code function: CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 0_2_00406279
Source: C:\Users\user\Desktop\tu.exe Code function: RegQueryValueExW,_malloc,SetLastError,CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 0_2_00406210
Source: C:\Users\user\Desktop\tu.exe Code function: CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 5_2_00406279
Source: C:\Users\user\Desktop\tu.exe Code function: RegQueryValueExW,_malloc,SetLastError,CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 5_2_00406210
Drops PE files to the document folder of the user
Source: C:\Users\user\Desktop\tu.exe File created: C:\Users\user\Documents\ChromeUpdate\SentinelOne.exe Jump to dropped file
Contains functionality to download and launch executables
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00556EB0 ShellExecuteW,URLDownloadToFileW, 5_2_00556EB0
Drops PE files
Source: C:\Users\user\Desktop\tu.exe File created: C:\Users\user\Documents\ChromeUpdate\SentinelOne.exe Jump to dropped file

Boot Survival
barindex
Contains functionality to infect the boot sector
Source: C:\Users\user\Desktop\tu.exe Code function: CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 0_2_00406279
Source: C:\Users\user\Desktop\tu.exe Code function: RegQueryValueExW,_malloc,SetLastError,CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 0_2_00406210
Source: C:\Users\user\Desktop\tu.exe Code function: CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 5_2_00406279
Source: C:\Users\user\Desktop\tu.exe Code function: RegQueryValueExW,_malloc,SetLastError,CreateFileA,_memset,DeviceIoControl,CloseHandle, \\.\PhysicalDrive%d 5_2_00406210
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056AA4A OpenSCManagerW,OpenServiceW,CloseServiceHandle,StartServiceW,CloseServiceHandle,CloseServiceHandle,CloseServiceHandle, 5_2_0056AA4A
Source: C:\Users\user\Desktop\tu.exe Registry value created or modified: HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run SentinelOneIsCrap Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Registry value created or modified: HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run SentinelOneIsCrap Jump to behavior
Extensive use of GetProcAddress (often used to hide API calls)
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056CB50 LoadLibraryA,LoadLibraryA,GetProcAddress,GetProcAddress,GetModuleHandleA,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress, 5_2_0056CB50
Source: C:\Users\user\Desktop\tu.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Delayed program exit found
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055F7A7 Sleep,ExitProcess, 5_2_0055F7A7
Contains functionality to enumerate running services
Source: C:\Users\user\Desktop\tu.exe Code function: OpenSCManagerA,EnumServicesStatusW,GetLastError,EnumServicesStatusW,OpenServiceW,QueryServiceConfigW,GetLastError,QueryServiceConfigW,CloseServiceHandle,CloseServiceHandle, 5_2_0056A748
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\Desktop\tu.exe Window / User API: threadDelayed 9521 Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Window / User API: foregroundWindowGot 1745 Jump to behavior
Found dropped PE file which has not been started or loaded
Source: C:\Users\user\Desktop\tu.exe Dropped PE file which has not been started: C:\Users\user\Documents\ChromeUpdate\SentinelOne.exe Jump to dropped file
Found large amount of non-executed APIs
Source: C:\Users\user\Desktop\tu.exe API coverage: 0.8 %
Source: C:\Users\user\Desktop\tu.exe API coverage: 8.5 %
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\Desktop\tu.exe TID: 6712 Thread sleep count: 137 > 30 Jump to behavior
Source: C:\Users\user\Desktop\tu.exe TID: 6712 Thread sleep time: -68500s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\tu.exe TID: 2420 Thread sleep count: 133 > 30 Jump to behavior
Source: C:\Users\user\Desktop\tu.exe TID: 2420 Thread sleep time: -399000s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\tu.exe TID: 2420 Thread sleep count: 9521 > 30 Jump to behavior
Source: C:\Users\user\Desktop\tu.exe TID: 2420 Thread sleep time: -28563000s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00559253 __EH_prolog,__CxxThrowException@8,FindFirstFileW,FindNextFileW,FindClose,FindClose, 5_2_00559253
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056C291 FindFirstFileW,FindNextFileW,RemoveDirectoryW,SetFileAttributesW,DeleteFileW,GetLastError,FindClose,RemoveDirectoryW,FindClose, 5_2_0056C291
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055C34D FindFirstFileW,PathFileExistsW,FindNextFileW,FindClose,FindClose, 5_2_0055C34D
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00559665 __EH_prolog,FindFirstFileW,FindNextFileW,FindClose,FindClose, 5_2_00559665
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0059E879 FindFirstFileExA, 5_2_0059E879
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055880C __EH_prolog,FindFirstFileW,__CxxThrowException@8,FindNextFileW,FindClose, 5_2_0055880C
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055783C FindFirstFileW,FindNextFileW, 5_2_0055783C
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00569AF5 FindFirstFileW,FindNextFileW,FindNextFileW, 5_2_00569AF5
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055BB30 FindFirstFileA,FindClose,DeleteFileA,GetLastError,DeleteFileA,GetLastError,FindNextFileA,FindClose, 5_2_0055BB30
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0055BD37 FindFirstFileA,FindClose,DeleteFileA,GetLastError,FindNextFileA,FindClose,FindClose, 5_2_0055BD37
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00557C97 SetEvent,GetFileAttributesW,DeleteFileW,ShellExecuteW,GetLogicalDriveStringsA,SetFileAttributesW,DeleteFileA,Sleep,StrToIntA,CreateDirectoryW, 5_2_00557C97
Source: tu.exe, 00000005.00000003.2347351969.0000000000972000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000002.4579308792.0000000000972000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW<
Source: tu.exe, 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000003.2347351969.0000000000972000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000002.4579308792.0000000000972000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW
Source: C:\Users\user\Desktop\tu.exe API call chain: ExitProcess graph end node
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042F43A IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 0_2_0042F43A
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040BB10 GetCurrentThreadId,GetProcessHeap,OpenThread,OpenThread,GetLastError,GetProcessHeap,HeapFree,OutputDebugStringW,CloseHandle, 0_2_0040BB10
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00447B97 LoadLibraryA,GetProcAddress,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,GetProcAddress,__encode_pointer,__decode_pointer,__decode_pointer,__decode_pointer,__decode_pointer,__decode_pointer, 0_2_00447B97
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005932B5 mov eax, dword ptr fs:[00000030h] 5_2_005932B5
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0040C050 GetProcessHeap,HeapAlloc, 0_2_0040C050
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_0042F43A IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 0_2_0042F43A
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00430B49 _memset,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 0_2_00430B49
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00414B51 IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 0_2_00414B51
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00435C77 __NMSG_WRITE,_raise,_memset,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 0_2_00435C77
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0042F43A IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 5_2_0042F43A
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00430B49 _memset,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 5_2_00430B49
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00435C77 __NMSG_WRITE,_raise,_memset,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 5_2_00435C77
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_005849F9 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 5_2_005849F9
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00584B47 SetUnhandledExceptionFilter, 5_2_00584B47
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0058BB22 IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 5_2_0058BB22
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00584FDC SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 5_2_00584FDC

HIPS / PFW / Operating System Protection Evasion
barindex
Injects a PE file into a foreign processes
Source: C:\Users\user\Desktop\tu.exe Memory written: C:\Users\user\Desktop\tu.exe base: 550000 value starts with: 4D5A Jump to behavior
Contains functionality to enumerate process and check for explorer.exe or svchost.exe (often used for thread injection)
Source: C:\Users\user\Desktop\tu.exe Code function: GetCurrentProcessId,OpenMutexA,CloseHandle,CreateThread,CloseHandle,Sleep,OpenProcess, svchost.exe 5_2_005620F7
Contains functionality to simulate mouse events
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_00569627 mouse_event, 5_2_00569627
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\tu.exe Process created: C:\Users\user\Desktop\tu.exe "C:\Users\user\Desktop\tu.exe" Jump to behavior
Source: tu.exe, 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\08
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\D
Source: tu.exe, 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerQ
Source: tu.exe, 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\
Source: tu.exe, 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager_
Source: tu.exe, 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp, tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: |Program Manager|
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\2V
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\2
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\25
Source: tu.exe, 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager9
Source: tu.exe, 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, logs.dat.5.dr Binary or memory string: [Program Manager]
Source: tu.exe, 00000005.00000002.4579308792.0000000000953000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerC5\54
Contains functionality to query CPU information (cpuid)
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00406100 cpuid 0_2_00406100
Contains functionality to query locales information (e.g. system language)
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA, 0_2_00454050
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA,_TestDefaultLanguage, 0_2_0044B1C1
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA, 0_2_0045322C
Source: C:\Users\user\Desktop\tu.exe Code function: _strlen,_strlen,_GetPrimaryLen,EnumSystemLocalesA, 0_2_0044B2AE
Source: C:\Users\user\Desktop\tu.exe Code function: __calloc_crt,__malloc_crt,__malloc_crt,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___free_lconv_num,InterlockedDecrement,InterlockedDecrement,InterlockedDecrement, 0_2_004492AE
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_TranslateName,_GetLcidFromLangCountry,_GetLcidFromLanguage,_TranslateName,_GetLcidFromLangCountry,_GetLcidFromLanguage,_strlen,EnumSystemLocalesA,GetUserDefaultLCID,_ProcessCodePage,IsValidCodePage,IsValidLocale,GetLocaleInfoA,_strcpy_s,__invoke_watson,GetLocaleInfoA,GetLocaleInfoA,__itoa_s, 0_2_0044B351
Source: C:\Users\user\Desktop\tu.exe Code function: _strlen,_GetPrimaryLen,EnumSystemLocalesA, 0_2_0044B315
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetLastError,GetLocaleInfoW,_malloc,GetLocaleInfoW,WideCharToMultiByte,__freea,GetLocaleInfoA, 0_2_0044845E
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW, 0_2_00448411
Source: C:\Users\user\Desktop\tu.exe Code function: _LocaleUpdate::_LocaleUpdate,GetLocaleInfoW, 0_2_0044842A
Source: C:\Users\user\Desktop\tu.exe Code function: __calloc_crt,__malloc_crt,__malloc_crt,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___free_lconv_mon,InterlockedDecrement,InterlockedDecrement, 0_2_00449539
Source: C:\Users\user\Desktop\tu.exe Code function: _LocaleUpdate::_LocaleUpdate,__crtGetLocaleInfoA_stat, 0_2_0044859D
Source: C:\Users\user\Desktop\tu.exe Code function: ___getlocaleinfo,__malloc_crt,__calloc_crt,__calloc_crt,__calloc_crt,__calloc_crt,GetCPInfo,___crtGetStringTypeA,___crtLCMapStringA,___crtLCMapStringA,InterlockedDecrement,InterlockedDecrement, 0_2_004497FF
Source: C:\Users\user\Desktop\tu.exe Code function: ___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo, 0_2_00448C0D
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA,GetLocaleInfoA,GetACP, 0_2_0044ADCC
Source: C:\Users\user\Desktop\tu.exe Code function: ___crtGetLocaleInfoA,GetLastError,___crtGetLocaleInfoA,__calloc_crt,___crtGetLocaleInfoA,__calloc_crt,__invoke_watson,___crtGetLocaleInfoW, 0_2_00435DAF
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA, 0_2_0044AEE3
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA,_LcidFromHexString,_GetPrimaryLen,_strlen, 0_2_0044AF7B
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA,GetLocaleInfoA,GetLocaleInfoA,_strlen,GetLocaleInfoA,_strlen,_TestDefaultLanguage, 0_2_0044AFEF
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA, 5_2_00454050
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA,_TestDefaultLanguage, 5_2_0044B1C1
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA, 5_2_0045322C
Source: C:\Users\user\Desktop\tu.exe Code function: _strlen,_strlen,_GetPrimaryLen,EnumSystemLocalesA, 5_2_0044B2AE
Source: C:\Users\user\Desktop\tu.exe Code function: __calloc_crt,__malloc_crt,__malloc_crt,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___free_lconv_num,InterlockedDecrement,InterlockedDecrement,InterlockedDecrement, 5_2_004492AE
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_TranslateName,_GetLcidFromLangCountry,_GetLcidFromLanguage,_TranslateName,_GetLcidFromLangCountry,_GetLcidFromLanguage,_strlen,EnumSystemLocalesA,GetUserDefaultLCID,_ProcessCodePage,IsValidCodePage,IsValidLocale,GetLocaleInfoA,_strcpy_s,__invoke_watson,GetLocaleInfoA,GetLocaleInfoA,__itoa_s, 5_2_0044B351
Source: C:\Users\user\Desktop\tu.exe Code function: _strlen,_GetPrimaryLen,EnumSystemLocalesA, 5_2_0044B315
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetLastError,GetLocaleInfoW,_malloc,GetLocaleInfoW,WideCharToMultiByte,__freea,GetLocaleInfoA, 5_2_0044845E
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW, 5_2_00448411
Source: C:\Users\user\Desktop\tu.exe Code function: _LocaleUpdate::_LocaleUpdate,GetLocaleInfoW, 5_2_0044842A
Source: C:\Users\user\Desktop\tu.exe Code function: __calloc_crt,__malloc_crt,__malloc_crt,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___free_lconv_mon,InterlockedDecrement,InterlockedDecrement, 5_2_00449539
Source: C:\Users\user\Desktop\tu.exe Code function: _LocaleUpdate::_LocaleUpdate,__crtGetLocaleInfoA_stat, 5_2_0044859D
Source: C:\Users\user\Desktop\tu.exe Code function: ___getlocaleinfo,__malloc_crt,__calloc_crt,__calloc_crt,__calloc_crt,__calloc_crt,GetCPInfo,___crtGetStringTypeA,___crtLCMapStringA,___crtLCMapStringA,InterlockedDecrement,InterlockedDecrement, 5_2_004497FF
Source: C:\Users\user\Desktop\tu.exe Code function: ___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo,___getlocaleinfo, 5_2_00448C0D
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA,GetLocaleInfoA,GetACP, 5_2_0044ADCC
Source: C:\Users\user\Desktop\tu.exe Code function: ___crtGetLocaleInfoA,GetLastError,___crtGetLocaleInfoA,__calloc_crt,___crtGetLocaleInfoA,__calloc_crt,__invoke_watson,___crtGetLocaleInfoW, 5_2_00435DAF
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA, 5_2_0044AEE3
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA,_LcidFromHexString,_GetPrimaryLen,_strlen, 5_2_0044AF7B
Source: C:\Users\user\Desktop\tu.exe Code function: __getptd,_LcidFromHexString,GetLocaleInfoA,GetLocaleInfoA,GetLocaleInfoA,_strlen,GetLocaleInfoA,_strlen,_TestDefaultLanguage, 5_2_0044AFEF
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoA, 5_2_0055F8D1
Source: C:\Users\user\Desktop\tu.exe Code function: EnumSystemLocalesW, 5_2_005A2036
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetLocaleInfoW, 5_2_005A20C3
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW, 5_2_005A2313
Source: C:\Users\user\Desktop\tu.exe Code function: EnumSystemLocalesW, 5_2_00598404
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetACP, 5_2_005A243C
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW, 5_2_005A2543
Source: C:\Users\user\Desktop\tu.exe Code function: GetUserDefaultLCID,IsValidCodePage,IsValidLocale,GetLocaleInfoW,GetLocaleInfoW, 5_2_005A2610
Source: C:\Users\user\Desktop\tu.exe Code function: GetLocaleInfoW, 5_2_005988ED
Source: C:\Users\user\Desktop\tu.exe Code function: IsValidCodePage,_wcschr,_wcschr,GetLocaleInfoW, 5_2_005A1CD8
Source: C:\Users\user\Desktop\tu.exe Code function: EnumSystemLocalesW, 5_2_005A1F50
Source: C:\Users\user\Desktop\tu.exe Code function: EnumSystemLocalesW, 5_2_005A1F9B
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_00409120 GetCurrentThreadId,GetLocalTime,__swprintf, 0_2_00409120
Source: C:\Users\user\Desktop\tu.exe Code function: 5_2_0056B60D GetComputerNameExW,GetUserNameW, 5_2_0056B60D
Source: C:\Users\user\Desktop\tu.exe Code function: 0_2_004535C3 __lock,__get_daylight,__invoke_watson,__get_daylight,__invoke_watson,__get_daylight,__invoke_watson,____lc_codepage_func,__getenv_helper_nolock,_strlen,__malloc_crt,_strlen,_strcpy_s,__invoke_watson,GetTimeZoneInformation,WideCharToMultiByte,WideCharToMultiByte,WideCharToMultiByte,__invoke_watson,__invoke_watson, 0_2_004535C3
Source: C:\Users\user\Desktop\tu.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information
barindex
Yara detected Remcos RAT
Source: Yara match File source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4585822426.00000000024CF000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR
Contains functionality to steal Chrome passwords or cookies
Source: C:\Users\user\Desktop\tu.exe Code function: \AppData\Local\Google\Chrome\User Data\Default\Login Data 5_2_0055BA12
Contains functionality to steal Firefox passwords or cookies
Source: C:\Users\user\Desktop\tu.exe Code function: \AppData\Roaming\Mozilla\Firefox\Profiles\ 5_2_0055BB30
Source: C:\Users\user\Desktop\tu.exe Code function: \key3.db 5_2_0055BB30

Remote Access Functionality
barindex
Detected Remcos RAT
Source: C:\Users\user\Desktop\tu.exe Mutex created: \Sessions\1\BaseNamedObjects\Rmc-PO8SC5 Jump to behavior
Yara detected Remcos RAT
Source: Yara match File source: 5.2.tu.exe.550000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.23c0000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.46d672.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 5.2.tu.exe.550000.1.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.tu.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000002.4579308792.0000000000937000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4585822426.00000000024CF000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4579253118.00000000008F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000005.00000002.4576038274.0000000000550000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2312383300.00000000023C0000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2310488635.000000000046D000.00000040.00000001.01000000.00000003.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: tu.exe PID: 5412, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: tu.exe PID: 4256, type: MEMORYSTR
Contains functionality to launch a control a shell (cmd.exe)
Source: C:\Users\user\Desktop\tu.exe Code function: cmd.exe 5_2_0055569A
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1428245 Sample: tu.exe Startdate: 18/04/2024 Architecture: WINDOWS Score: 100 20 abril18.con-ip.com 2->20 22 geoplugin.net 2->22 28 Found malware configuration 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus detection for URL or domain 2->32 34 4 other signatures 2->34 7 tu.exe 1 2 2->7         started        signatures3 process4 file5 16 C:\Users\user\Documents\...\SentinelOne.exe, PE32 7->16 dropped 36 Contains functionality to bypass UAC (CMSTPLUA) 7->36 38 Drops PE files to the document folder of the user 7->38 40 Contains functionalty to change the wallpaper 7->40 42 7 other signatures 7->42 11 tu.exe 3 16 7->11         started        signatures6 process7 dnsIp8 24 abril18.con-ip.com 179.14.10.110, 49721, 7770 ColombiaMovilCO Colombia 11->24 26 geoplugin.net 178.237.33.50, 49722, 80 ATOM86-ASATOM86NL Netherlands 11->26 18 C:\ProgramData\remcos\logs.dat, data 11->18 dropped 44 Detected Remcos RAT 11->44 46 Installs a global keyboard hook 11->46 file9 signatures10
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
179.14.10.110
 abril18.con-ip.com Colombia
27831 ColombiaMovilCO true
178.237.33.50
 geoplugin.net Netherlands
8455 ATOM86-ASATOM86NL false

Contacted Domains

Name IP Active
geoplugin.net 178.237.33.50 true
abril18.con-ip.com 179.14.10.110 true

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://geoplugin.net/json.gp true
  • URL Reputation: phishing
 unknown
abril18.con-ip.com true
    		unknown