Analysis Report Halkbank_Ekstre_20210113_162325_384771.exe

Overview

General Information

Sample Name: Halkbank_Ekstre_20210113_162325_384771.exe
Analysis ID: 339368
MD5: 8bdf3d3cb7c7680df5b8d6385dc5db82
SHA1: 442eaa27d23dc72fd96c9d2d984068669afbeb5d
SHA256: a3c564db9537f84073828e42af85c0558e763cb211e80bd4653e429ecb62ce8b
Tags: AgentTeslaexegeoHalkbankTUR

Most interesting Screenshot:

Detection

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

Signatures

Antivirus / Scanner detection for submitted sample
Found malware configuration
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected AgentTesla
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file access)
Antivirus or Machine Learning detection for unpacked file
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Contains functionality to dynamically determine API calls
Contains functionality to query CPU information (cpuid)
Contains functionality to read the PEB
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found potential string decryption / allocating functions
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE file contains strange resources
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses SMTP (mail sending)
Uses code obfuscation techniques (call, push, ret)
Yara detected Credential Stealer

Classification

AV Detection:

barindex
Antivirus / Scanner detection for submitted sample
Source: Halkbank_Ekstre_20210113_162325_384771.exe Avira: detected
Found malware configuration
Source: Halkbank_Ekstre_20210113_162325_384771.exe.6128.1.memstr Malware Configuration Extractor: Agenttesla {"Username: ": "VVkDExoCFG4o1k", "URL: ": "http://2cRhONggGD4U87PUSY.com", "To: ": "muhasebe@ceotech.com.tr", "ByHost: ": "mail.ceotech.com.tr:587", "Password: ": "JRuuV68u86gFWkr", "From: ": "muhasebe@ceotech.com.tr"}
Multi AV Scanner detection for submitted file
Source: Halkbank_Ekstre_20210113_162325_384771.exe Virustotal: Detection: 36% Perma Link
Source: Halkbank_Ekstre_20210113_162325_384771.exe ReversingLabs: Detection: 45%
Machine Learning detection for sample
Source: Halkbank_Ekstre_20210113_162325_384771.exe Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 0.0.Halkbank_Ekstre_20210113_162325_384771.exe.ec0000.0.unpack Avira: Label: TR/ATRAPS.Gen
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack Avira: Label: TR/Spy.Gen8
Source: 1.0.Halkbank_Ekstre_20210113_162325_384771.exe.ec0000.0.unpack Avira: Label: TR/ATRAPS.Gen
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.400000.0.unpack Avira: Label: TR/Spy.Gen8
Source: 0.2.Halkbank_Ekstre_20210113_162325_384771.exe.ec0000.0.unpack Avira: Label: TR/ATRAPS.Gen
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.ec0000.1.unpack Avira: Label: TR/ATRAPS.Gen

Compliance:

barindex
Uses 32bit PE files
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: wntdll.pdbUGP source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000000.00000003.249231876.000000001AA10000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000000.00000003.249231876.000000001AA10000.00000004.00000001.sdmp
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00404A29 FindFirstFileExW, 1_2_00404A29

Networking:

barindex
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Source: Traffic Snort IDS: 2030171 ET TROJAN AgentTesla Exfil Via SMTP 192.168.2.7:49711 -> 109.232.220.251:587
Source: Traffic Snort IDS: 2030171 ET TROJAN AgentTesla Exfil Via SMTP 192.168.2.7:49712 -> 109.232.220.251:587
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: http://2cRhONggGD4U87PUSY.com
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.7:49711 -> 109.232.220.251:587
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: AEROTEK-ASTR AEROTEK-ASTR
Uses SMTP (mail sending)
Source: global traffic TCP traffic: 192.168.2.7:49711 -> 109.232.220.251:587
Source: unknown DNS traffic detected: queries for: mail.ceotech.com.tr
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: http://127.0.0.1:HTTP/1.1
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: http://2cRhONggGD4U87PUSY.com
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: http://2cRhONggGD4U87PUSY.comt
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: http://DynDns.comDynDNS
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: http://FStglU.com
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.628097347.00000000033E1000.00000004.00000001.sdmp String found in binary or memory: http://ceotech.com.tr
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.628097347.00000000033E1000.00000004.00000001.sdmp String found in binary or memory: http://mail.ceotech.com.tr
Source: Halkbank_Ekstre_20210113_162325_384771.exe String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp String found in binary or memory: https://www.theonionrouter.com/dist.torproject.org/torbrowser/9.5.3/tor-win32-0.4.3.6.zip%tordir%%ha

System Summary:

barindex
.NET source code contains very large array initializations
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack, u003cPrivateImplementationDetailsu003eu007b3752B29Bu002dA071u002d43B4u002dA1DDu002dB2F2C00BE4FEu007d/u0037AC9F4C1u002d786Cu002d4F17u002d9724u002dE34B08F37C3F.cs Large array initialization: .cctor: array initializer size 11938
Detected potential crypto function
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED60C0 0_2_00ED60C0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED683C 0_2_00ED683C
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED0432 0_2_00ED0432
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED55E0 0_2_00ED55E0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED51BC 0_2_00ED51BC
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED7991 0_2_00ED7991
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECA951 0_2_00ECA951
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECD929 0_2_00ECD929
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED5B50 0_2_00ED5B50
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0040A2A5 1_2_0040A2A5
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED60C0 1_2_00ED60C0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED683C 1_2_00ED683C
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED0432 1_2_00ED0432
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED55E0 1_2_00ED55E0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED51BC 1_2_00ED51BC
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED7991 1_2_00ED7991
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ECA951 1_2_00ECA951
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ECD929 1_2_00ECD929
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ED5B50 1_2_00ED5B50
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_010060C8 1_2_010060C8
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01002A08 1_2_01002A08
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01004A50 1_2_01004A50
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0100AAA0 1_2_0100AAA0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01005428 1_2_01005428
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01007F58 1_2_01007F58
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0100C050 1_2_0100C050
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0100E698 1_2_0100E698
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01012D50 1_2_01012D50
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0101F4E8 1_2_0101F4E8
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01011FE2 1_2_01011FE2
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01012618 1_2_01012618
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01019DB8 1_2_01019DB8
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0101F489 1_2_0101F489
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01019AC3 1_2_01019AC3
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012E99E0 1_2_012E99E0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012E6068 1_2_012E6068
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012EE318 1_2_012EE318
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012EBA38 1_2_012EBA38
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012E5E48 1_2_012E5E48
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012E7190 1_2_012E7190
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012ED817 1_2_012ED817
Found potential string decryption / allocating functions
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00EC715C appears 370 times
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00EC9160 appears 64 times
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00EC7021 appears 40 times
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00EC6F06 appears 36 times
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00EC6EF1 appears 84 times
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: String function: 00ECBFC3 appears 38 times
PE file contains strange resources
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Sample file is different than original file name gathered from version info
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000000.00000003.252138972.000000001ACBF000.00000004.00000001.sdmp Binary or memory string: OriginalFilenamentdll.dllj% vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe Binary or memory string: OriginalFilename vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.628915716.00000000054D2000.00000040.00000001.sdmp Binary or memory string: OriginalFilenameDcEdwonAXzKWxMNmQOCUH.exe4 vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.623266381.0000000000E70000.00000002.00000001.sdmp Binary or memory string: OriginalFilenamewshom.ocx vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.623515086.0000000000FF8000.00000004.00000001.sdmp Binary or memory string: OriginalFilenameUNKNOWN_FILET vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.629630125.00000000063C0000.00000002.00000001.sdmp Binary or memory string: OriginalFilenameKernelbase.dll.muij% vs Halkbank_Ekstre_20210113_162325_384771.exe
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.625030855.00000000012F0000.00000002.00000001.sdmp Binary or memory string: OriginalFilenamemscorrc.dllT vs Halkbank_Ekstre_20210113_162325_384771.exe
Uses 32bit PE files
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack, A/b2.cs Cryptographic APIs: 'TransformFinalBlock', 'CreateDecryptor'
Source: classification engine Classification label: mal100.troj.spyw.evad.winEXE@3/1@2/1
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00401489 GetModuleHandleW,GetModuleHandleW,FindResourceW,GetModuleHandleW,LoadResource,LockResource,GetModuleHandleW,SizeofResource,FreeResource,ExitProcess, 1_2_00401489
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File created: C:\Users\user\AppData\Roaming\bdbdmgwj.xzv Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: Kernel32.dll 0_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: User32.dll 0_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: User32.dll 0_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: IEUCIZEO 0_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: Kernel32.dll 1_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: User32.dll 1_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: User32.dll 1_2_00EC1040
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Command line argument: IEUCIZEO 1_2_00EC1040
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\a152fe02a317a77aeee36903305e8ba6\mscorlib.ni.dll Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: Halkbank_Ekstre_20210113_162325_384771.exe Virustotal: Detection: 36%
Source: Halkbank_Ekstre_20210113_162325_384771.exe ReversingLabs: Detection: 45%
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File read: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe 'C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe'
Source: unknown Process created: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe 'C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe'
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process created: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe 'C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe' Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{172BDDF8-CEEA-11D1-8B05-00600806D9B6}\InProcServer32 Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorrc.dll Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: wntdll.pdbUGP source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000000.00000003.249231876.000000001AA10000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000000.00000003.249231876.000000001AA10000.00000004.00000001.sdmp
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Data directory: IMAGE_DIRECTORY_ENTRY_IMPORT is in: .rdata
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Data directory: IMAGE_DIRECTORY_ENTRY_RESOURCE is in: .rsrc
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Data directory: IMAGE_DIRECTORY_ENTRY_BASERELOC is in: .reloc
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Data directory: IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG is in: .rdata
Source: Halkbank_Ekstre_20210113_162325_384771.exe Static PE information: Data directory: IMAGE_DIRECTORY_ENTRY_IAT is in: .rdata

Data Obfuscation:

barindex
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED1B13 EncodePointer,EncodePointer,___crtIsPackagedApp,LoadLibraryExW,GetLastError,LoadLibraryW,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,IsDebuggerPresent,OutputDebugStringW,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer, 0_2_00ED1B13
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00EC91A5 push ecx; ret 0_2_00EC91B8
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00401F16 push ecx; ret 1_2_00401F29
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00EC91A5 push ecx; ret 1_2_00EC91B8
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_01017A37 push edi; retn 0000h 1_2_01017A39
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012ED5B0 push es; ret 1_2_012ED5C0
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

barindex
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_BaseBoard
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_NetworkAdapterConfiguration
Contains long sleeps (>= 3 min)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Window / User API: threadDelayed 9003 Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Window / User API: threadDelayed 846 Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe TID: 2724 Thread sleep time: -19369081277395017s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe TID: 2188 Thread sleep count: 9003 > 30 Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe TID: 2188 Thread sleep count: 846 > 30 Jump to behavior
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::CreateInstanceEnum - root\cimv2 : Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe WMI Queries: IWbemServices::ExecQuery - root\cimv2 : SELECT * FROM Win32_Processor
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00404A29 FindFirstFileExW, 1_2_00404A29
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.629630125.00000000063C0000.00000002.00000001.sdmp Binary or memory string: A Virtual Machine could not be started because Hyper-V is not installed.
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.629630125.00000000063C0000.00000002.00000001.sdmp Binary or memory string: A communication protocol error has occurred between the Hyper-V Host and Guest Compute Service.
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.629630125.00000000063C0000.00000002.00000001.sdmp Binary or memory string: The communication protocol version between the Hyper-V Host and Guest Compute Services is not supported.
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000003.477281323.0000000006618000.00000004.00000001.sdmp Binary or memory string: Hyper-V RAW%SystemRoot%\system32\mswsock.dll
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.629630125.00000000063C0000.00000002.00000001.sdmp Binary or memory string: An unknown internal message was received by the Hyper-V Compute Service.
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process information queried: ProcessInformation Jump to behavior

Anti Debugging:

barindex
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_012EE0CF LdrInitializeThunk, 1_2_012EE0CF
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00EC8A1C _memset,IsDebuggerPresent, 0_2_00EC8A1C
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED1B13 EncodePointer,EncodePointer,___crtIsPackagedApp,LoadLibraryExW,GetLastError,LoadLibraryW,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,IsDebuggerPresent,OutputDebugStringW,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer, 0_2_00ED1B13
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ED1B13 EncodePointer,EncodePointer,___crtIsPackagedApp,LoadLibraryExW,GetLastError,LoadLibraryW,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,GetProcAddress,EncodePointer,IsDebuggerPresent,OutputDebugStringW,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer,DecodePointer, 0_2_00ED1B13
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00EC6A00 mov eax, dword ptr fs:[00000030h] 0_2_00EC6A00
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00CFF40D mov eax, dword ptr fs:[00000030h] 0_2_00CFF40D
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00CFE9B6 mov eax, dword ptr fs:[00000030h] 0_2_00CFE9B6
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00CFF2C5 mov eax, dword ptr fs:[00000030h] 0_2_00CFF2C5
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00CFF262 mov eax, dword ptr fs:[00000030h] 0_2_00CFF262
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00CFF225 mov eax, dword ptr fs:[00000030h] 0_2_00CFF225
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_004035F1 mov eax, dword ptr fs:[00000030h] 1_2_004035F1
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00EC6A00 mov eax, dword ptr fs:[00000030h] 1_2_00EC6A00
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00EC6B80 GetProcessHeap,RtlAllocateHeap,GetProcessHeap,HeapAlloc, 0_2_00EC6B80
Enables debug privileges
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECC0A3 SetUnhandledExceptionFilter,UnhandledExceptionFilter, 0_2_00ECC0A3
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECC080 SetUnhandledExceptionFilter, 0_2_00ECC080
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00401E1D SetUnhandledExceptionFilter, 1_2_00401E1D
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_0040446F IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 1_2_0040446F
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00401C88 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 1_2_00401C88
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00401F30 SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 1_2_00401F30
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ECC0A3 SetUnhandledExceptionFilter,UnhandledExceptionFilter, 1_2_00ECC0A3
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 1_2_00ECC080 SetUnhandledExceptionFilter, 1_2_00ECC080
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion:

barindex
Maps a DLL or memory area into another process
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Section loaded: unknown target: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe protection: execute and read and write Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Process created: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe 'C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe' Jump to behavior
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.625144838.0000000001860000.00000002.00000001.sdmp Binary or memory string: uProgram Manager
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.625144838.0000000001860000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.625144838.0000000001860000.00000002.00000001.sdmp Binary or memory string: Progman
Source: Halkbank_Ekstre_20210113_162325_384771.exe, 00000001.00000002.625144838.0000000001860000.00000002.00000001.sdmp Binary or memory string: Progmanlock

Language, Device and Operating System Detection:

barindex
Contains functionality to query CPU information (cpuid)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECD7B7 cpuid 0_2_00ECD7B7
Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Windows.Forms\v4.0_4.0.0.0__b77a5c561934e089\System.Windows.Forms.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.VisualBasic\v4.0_10.0.0.0__b03f5f7f11d50a3a\Microsoft.VisualBasic.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_32\CustomMarshalers\v4.0_4.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_32\CustomMarshalers\v4.0_4.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_32\CustomMarshalers\v4.0_4.0.0.0__b03f5f7f11d50a3a\CustomMarshalers.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Management\v4.0_4.0.0.0__b03f5f7f11d50a3a\System.Management.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Drawing\v4.0_4.0.0.0__b03f5f7f11d50a3a\System.Drawing.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Accessibility\v4.0_4.0.0.0__b03f5f7f11d50a3a\Accessibility.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Code function: 0_2_00ECFC48 GetSystemTimeAsFileTime,GetCurrentThreadId,GetTickCount64,QueryPerformanceCounter, 0_2_00ECFC48
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000001.00000002.628915716.00000000054D2000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.625929224.0000000003020000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.628470056.0000000004091000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.253943134.0000000000F70000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.622605392.0000000000400000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.624730399.0000000001209000.00000004.00000020.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: Halkbank_Ekstre_20210113_162325_384771.exe PID: 6128, type: MEMORY
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.3020000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.Halkbank_Ekstre_20210113_162325_384771.exe.f70000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.Halkbank_Ekstre_20210113_162325_384771.exe.f70000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.3020000.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.400000.0.raw.unpack, type: UNPACKEDPE
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key opened: HKEY_CURRENT_USER\SOFTWARE\Martin Prikryl\WinSCP 2\Sessions Jump to behavior
Tries to harvest and steal browser information (history, passwords, etc)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Local\Google\Chrome\User Data\Default\Login Data Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Roaming\Mozilla\Firefox\profiles.ini Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Local\Google\Chrome\User Data\Default\Cookies Jump to behavior
Tries to harvest and steal ftp login credentials
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect\ Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Roaming\FileZilla\recentservers.xml Jump to behavior
Tries to steal Mail credentials (via file access)
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe File opened: C:\Users\user\AppData\Roaming\Thunderbird\profiles.ini Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key opened: HKEY_CURRENT_USER\Software\IncrediMail\Identities Jump to behavior
Source: C:\Users\user\Desktop\Halkbank_Ekstre_20210113_162325_384771.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Jump to behavior
Yara detected Credential Stealer
Source: Yara match File source: 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: Halkbank_Ekstre_20210113_162325_384771.exe PID: 6128, type: MEMORY

Remote Access Functionality:

barindex
Yara detected AgentTesla
Source: Yara match File source: 00000001.00000002.628915716.00000000054D2000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.625929224.0000000003020000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.628470056.0000000004091000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.253943134.0000000000F70000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.622605392.0000000000400000.00000040.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.626326029.0000000003091000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.624730399.0000000001209000.00000004.00000020.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: Halkbank_Ekstre_20210113_162325_384771.exe PID: 6128, type: MEMORY
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.3020000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.54d0000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.Halkbank_Ekstre_20210113_162325_384771.exe.f70000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.Halkbank_Ekstre_20210113_162325_384771.exe.f70000.2.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.3020000.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.Halkbank_Ekstre_20210113_162325_384771.exe.400000.0.raw.unpack, type: UNPACKEDPE
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 signatures2 2 Behavior Graph ID: 339368 Sample: Halkbank_Ekstre_20210113_16... Startdate: 13/01/2021 Architecture: WINDOWS Score: 100 17 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->17 19 Found malware configuration 2->19 21 Antivirus / Scanner detection for submitted sample 2->21 23 5 other signatures 2->23 6 Halkbank_Ekstre_20210113_162325_384771.exe 2->6         started        process3 signatures4 25 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->25 27 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->27 29 Maps a DLL or memory area into another process 6->29 9 Halkbank_Ekstre_20210113_162325_384771.exe 6 6->9         started        process5 dnsIp6 13 ceotech.com.tr 109.232.220.251, 49711, 49712, 587 AEROTEK-ASTR Turkey 9->13 15 mail.ceotech.com.tr 9->15 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 9->31 33 Tries to steal Mail credentials (via file access) 9->33 35 Tries to harvest and steal ftp login credentials 9->35 37 Tries to harvest and steal browser information (history, passwords, etc) 9->37 signatures7
  • 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
109.232.220.251
 unknown Turkey
42807 AEROTEK-ASTR true

Contacted Domains

Name IP Active
ceotech.com.tr 109.232.220.251 true
mail.ceotech.com.tr unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://2cRhONggGD4U87PUSY.com true
  • Avira URL Cloud: safe
 unknown