Analysis Report 13efMb6ayq.exe

Overview

General Information

Sample Name: 13efMb6ayq.exe
Analysis ID: 412090
MD5: 5003ed514f5ec9f0c5fbbc8994dfbfe7
SHA1: 71e8666304c34b0e4f96502c1a9747acf19acfa5
SHA256: eec100fdef88c4bcd7fe30040ccd0476cac543ab8edda576c5e5a799606c585e
Tags: exeNanoCoreRAT
Infos:

Most interesting Screenshot:

Detection

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

Signatures

Detected Nanocore Rat
Detected unpacking (changes PE section rights)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Yara detected AntiVM3
Yara detected Nanocore RAT
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
PE file contains section with special chars
PE file has nameless sections
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Checks if the current process is being debugged
Contains capabilities to detect virtual machines
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
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found inlined nop instructions (likely shell or obfuscated code)
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 file contains sections with non-standard names
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Yara signature match

Classification

AV Detection:

barindex
Found malware configuration
Source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack Malware Configuration Extractor: NanoCore {"Version": ".0.0.0,", "Mutex": "a7fa722b-7dae-45b1-afa6-302155a5", "Group": "Default", "Domain1": "wespeaktruthtoman.sytes.net", "Domain2": "wespeaktruthtoman12.sytes.net", "Port": 5600, "KeyboardLogging": "Enable", "RunOnStartup": "Disable", "RequestElevation": "Disable", "BypassUAC": "Disable", "ClearZoneIdentifier": "Enable", "ClearAccessControl": "Disable", "SetCriticalProcess": "Disable", "PreventSystemSleep": "Enable", "ActivateAwayMode": "Disable", "EnableDebugMode": "Disable", "RunDelay": 0, "ConnectDelay": 4000, "RestartDelay": 5000, "TimeoutInterval": 5000, "KeepAliveTimeout": 30000, "MutexTimeout": 5000, "LanTimeout": 2500, "WanTimeout": 8000, "BufferSize": "ffff0000", "MaxPacketSize": "0000a000", "GCThreshold": "0000a000", "UseCustomDNS": "Enable", "PrimaryDNSServer": "8.8.8.8"}
Multi AV Scanner detection for domain / URL
Source: wespeaktruthtoman.sytes.net Virustotal: Detection: 8% Perma Link
Multi AV Scanner detection for submitted file
Source: 13efMb6ayq.exe Virustotal: Detection: 26% Perma Link
Yara detected Nanocore RAT
Source: Yara match File source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE
Machine Learning detection for dropped file
Source: C:\Users\user\AppData\Roaming\KdoySzebyGeRTO.exe Joe Sandbox ML: detected
Machine Learning detection for sample
Source: 13efMb6ayq.exe Joe Sandbox ML: detected

Compliance:

barindex
Uses 32bit PE files
Source: 13efMb6ayq.exe Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE
Source: 13efMb6ayq.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT

Software Vulnerabilities:

barindex
Found inlined nop instructions (likely shell or obfuscated code)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 4x nop then cmp dword ptr [ebp-20h], 00000000h 0_2_01191690
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 4x nop then cmp dword ptr [ebp-20h], 00000000h 0_2_011915A0
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 4x nop then cmp dword ptr [ebp-20h], 00000000h 0_2_01191638
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 4x nop then mov ecx, dword ptr [ebp-38h] 0_2_053D6F54
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 4x nop then mov ecx, dword ptr [ebp-38h] 0_2_053DA988

Networking:

barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: wespeaktruthtoman.sytes.net
Source: Malware configuration extractor URLs: wespeaktruthtoman12.sytes.net
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.5:49715 -> 79.134.225.47:5600
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 79.134.225.47 79.134.225.47
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: FINK-TELECOM-SERVICESCH FINK-TELECOM-SERVICESCH
Source: unknown DNS traffic detected: queries for: wespeaktruthtoman.sytes.net
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://checkip.dyndns.org/
Source: 13efMb6ayq.exe, 00000000.00000002.243990693.0000000002FC0000.00000004.00000001.sdmp String found in binary or memory: http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/1
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/downloads/
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/hits/hit_index.php?k=
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/index_ru.html
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/index_ru.htmlc
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: http://servermanager.miixit.org/report/reporter_index.php?name=
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp String found in binary or memory: https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=CJU3DBQXBUQPC
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp String found in binary or memory: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=CJU3DBQXBUQPC5http://servermana

E-Banking Fraud:

barindex
Yara detected Nanocore RAT
Source: Yara match File source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE

System Summary:

barindex
Malicious sample detected (through community Yara rule)
Source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
Source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
Source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
Source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
Source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
Source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE Matched rule: Detetcs the Nanocore RAT Author: Florian Roth
Source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE Matched rule: NanoCore Author: Kevin Breen <kevin@techanarchy.net>
PE file contains section with special chars
Source: 13efMb6ayq.exe Static PE information: section name: +j821Zo
Source: KdoySzebyGeRTO.exe.0.dr Static PE information: section name: +j821Zo
PE file has nameless sections
Source: 13efMb6ayq.exe Static PE information: section name:
Source: KdoySzebyGeRTO.exe.0.dr Static PE information: section name:
Detected potential crypto function
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011935F8 0_2_011935F8
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_0119B010 0_2_0119B010
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01192440 0_2_01192440
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011918B0 0_2_011918B0
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011904F9 0_2_011904F9
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01192BB0 0_2_01192BB0
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011965B8 0_2_011965B8
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011965C8 0_2_011965C8
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01196C31 0_2_01196C31
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01195370 0_2_01195370
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01195360 0_2_01195360
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011923A0 0_2_011923A0
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011967D9 0_2_011967D9
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011967E8 0_2_011967E8
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01196211 0_2_01196211
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01196A10 0_2_01196A10
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01196A00 0_2_01196A00
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053D1F50 0_2_053D1F50
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053D5668 0_2_053D5668
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053D8070 0_2_053D8070
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053D1F41 0_2_053D1F41
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A98908 0_2_05A98908
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A94560 0_2_05A94560
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A99008 0_2_05A99008
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A94078 0_2_05A94078
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A97FD8 0_2_05A97FD8
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A9A69D 0_2_05A9A69D
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A99638 0_2_05A99638
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A98192 0_2_05A98192
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A9312D 0_2_05A9312D
Sample file is different than original file name gathered from version info
Source: 13efMb6ayq.exe Binary or memory string: OriginalFilename vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.250794149.00000000053F0000.00000004.00000001.sdmp Binary or memory string: OriginalFilenameDSASignature.dll@ vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.243990693.0000000002FC0000.00000004.00000001.sdmp Binary or memory string: OriginalFilenameIRuntimeMethodInfo.exeF vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.243990693.0000000002FC0000.00000004.00000001.sdmp Binary or memory string: l,\\StringFileInfo\\000004B0\\OriginalFilename vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.251326518.0000000006060000.00000002.00000001.sdmp Binary or memory string: originalfilename vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.251326518.0000000006060000.00000002.00000001.sdmp Binary or memory string: OriginalFilenamepropsys.dll.mui@ vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.251181665.0000000005F60000.00000002.00000001.sdmp Binary or memory string: System.OriginalFileName vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe, 00000000.00000002.243269353.0000000002AB1000.00000004.00000001.sdmp Binary or memory string: OriginalFilenameSimpleUI.dll( vs 13efMb6ayq.exe
Source: 13efMb6ayq.exe Binary or memory string: OriginalFilenameIRuntimeMethodInfo.exeF vs 13efMb6ayq.exe
Uses 32bit PE files
Source: 13efMb6ayq.exe Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE
Yara signature match
Source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE Matched rule: Nanocore_RAT_Feb18_1 date = 2018-02-19, hash1 = aa486173e9d594729dbb5626748ce10a75ee966481b68c1b4f6323c827d9658c, author = Florian Roth, description = Detects Nanocore RAT, reference = Internal Research - T2T, license = https://creativecommons.org/licenses/by-nc/4.0/
Source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE Matched rule: Nanocore_RAT_Gen_2 date = 2016-04-22, hash1 = 755f49a4ffef5b1b62f4b5a5de279868c0c1766b528648febf76628f1fe39050, author = Florian Roth, description = Detetcs the Nanocore RAT, license = https://creativecommons.org/licenses/by-nc/4.0/, score = https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE Matched rule: NanoCore date = 2014/04, filetype = exe, author = Kevin Breen <kevin@techanarchy.net>, maltype = Remote Access Trojan, ref = http://malwareconfig.com/stats/NanoCore
Source: 13efMb6ayq.exe Static PE information: Section: +j821Zo ZLIB complexity 1.00031287106
Source: KdoySzebyGeRTO.exe.0.dr Static PE information: Section: +j821Zo ZLIB complexity 1.00031287106
Source: classification engine Classification label: mal100.troj.evad.winEXE@6/5@48/1
Source: C:\Users\user\Desktop\13efMb6ayq.exe File created: C:\Users\user\AppData\Roaming\KdoySzebyGeRTO.exe Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Mutant created: \Sessions\1\BaseNamedObjects\jkTjyDgmmNRdT
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:3756:120:WilError_01
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Mutant created: \Sessions\1\BaseNamedObjects\Global\{a7fa722b-7dae-45b1-afa6-302155a56210}
Source: C:\Users\user\Desktop\13efMb6ayq.exe File created: C:\Users\user\AppData\Local\Temp\tmpE80E.tmp Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\a152fe02a317a77aeee36903305e8ba6\mscorlib.ni.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Section loaded: C:\Windows\assembly\NativeImages_v4.0.30319_32\mscorlib\a152fe02a317a77aeee36903305e8ba6\mscorlib.ni.dll Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe File read: C:\Users\user\Desktop\desktop.ini Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Select * from Clientes WHERE id=@id;;
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Select * from Aluguel Erro ao listar Banco sql-Aluguel.INSERT INTO Aluguel VALUES(@clienteID, @data);
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Select * from SecurityLogonType WHERE id=@id;
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Select * from SecurityLogonType WHERE modelo=@modelo;
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: INSERT INTO Itens_Aluguel VALUES(@aluguelID, @aviaoID, @validade);
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Insert into Clientes values (@nome, @cpf, @rg, @cidade, @endereco, @uf, @telefone);
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: INSERT INTO Aluguel VALUES(@clienteID, @data);
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: INSERT INTO SecurityLogonType VALUES(@modelo, @fabricante, @ano, @cor);
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: Select * from SecurityLogonType*Erro ao listar Banco sql-SecurityLogonType,Select * from SecurityLogonType WHERE id=@id;Select * from SecurityLogonType WHERE (modelo LIKE @modelo)
Source: 13efMb6ayq.exe Virustotal: Detection: 26%
Source: C:\Users\user\Desktop\13efMb6ayq.exe File read: C:\Users\user\Desktop\13efMb6ayq.exe:Zone.Identifier Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\13efMb6ayq.exe 'C:\Users\user\Desktop\13efMb6ayq.exe'
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\SysWOW64\schtasks.exe 'C:\Windows\System32\schtasks.exe' /Create /TN 'Updates\KdoySzebyGeRTO' /XML 'C:\Users\user\AppData\Local\Temp\tmpE80E.tmp'
Source: C:\Windows\SysWOW64\schtasks.exe Process created: C:\Windows\System32\conhost.exe C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\SysWOW64\schtasks.exe 'C:\Windows\System32\schtasks.exe' /Create /TN 'Updates\KdoySzebyGeRTO' /XML 'C:\Users\user\AppData\Local\Temp\tmpE80E.tmp' Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{95E15D0A-66E6-93D9-C53C-76E6219D3341}\InProcServer32 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorrc.dll Jump to behavior
Source: 13efMb6ayq.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
Source: 13efMb6ayq.exe Static file information: File size 1250816 > 1048576
Source: 13efMb6ayq.exe Static PE information: Raw size of +j821Zo is bigger than: 0x100000 < 0x121800
Source: 13efMb6ayq.exe Static PE information: NO_SEH, TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT

Data Obfuscation:

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Detected unpacking (changes PE section rights)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Unpacked PE file: 0.2.13efMb6ayq.exe.730000.0.unpack +j821Zo:EW;.text:ER;.rsrc:R;.reloc:R;Unknown_Section4:ER; vs Unknown_Section0:EW;Unknown_Section1:ER;Unknown_Section2:R;Unknown_Section3:R;Unknown_Section4:ER;
PE file contains sections with non-standard names
Source: 13efMb6ayq.exe Static PE information: section name: +j821Zo
Source: 13efMb6ayq.exe Static PE information: section name:
Source: KdoySzebyGeRTO.exe.0.dr Static PE information: section name: +j821Zo
Source: KdoySzebyGeRTO.exe.0.dr Static PE information: section name:
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_008413CC push ebp; iretd 0_2_008413CD
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_00841B18 push edi; ret 0_2_00841B2A
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01198174 push es; ret 0_2_0119817A
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011984E0 push ebp; iretd 0_2_011984E1
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_011940E6 push esi; ret 0_2_011940E7
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_0119931D push edi; ret 0_2_0119931E
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01199327 push edi; ret 0_2_01199328
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053DE071 pushad ; ret 0_2_053DE083
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053DDD59 push es; ret 0_2_053DDD5A
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053DDD5B push es; ret 0_2_053DDD62
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053DDD41 push es; ret 0_2_053DDD42
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053DDD43 push es; ret 0_2_053DDD4A
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_053D9ED8 pushfd ; ret 0_2_053D9EE1
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_05A91DCE push edx; retf 0_2_05A91DD0
Source: initial sample Static PE information: section name: +j821Zo entropy: 7.99985504348
Source: initial sample Static PE information: section name: +j821Zo entropy: 7.99985504348

Persistence and Installation Behavior:

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Drops PE files
Source: C:\Users\user\Desktop\13efMb6ayq.exe File created: C:\Users\user\AppData\Roaming\KdoySzebyGeRTO.exe Jump to dropped file

Boot Survival:

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Uses schtasks.exe or at.exe to add and modify task schedules
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\SysWOW64\schtasks.exe 'C:\Windows\System32\schtasks.exe' /Create /TN 'Updates\KdoySzebyGeRTO' /XML 'C:\Users\user\AppData\Local\Temp\tmpE80E.tmp'

Hooking and other Techniques for Hiding and Protection:

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Hides that the sample has been downloaded from the Internet (zone.identifier)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe:Zone.Identifier read attributes | delete Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

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Yara detected AntiVM3
Source: Yara match File source: 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: WINE_GET_UNIX_FILE_NAME
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: SBIEDLL.DLL
Contains capabilities to detect virtual machines
Source: C:\Users\user\Desktop\13efMb6ayq.exe File opened / queried: SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b} Jump to behavior
Contains long sleeps (>= 3 min)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Window / User API: threadDelayed 6262 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Window / User API: threadDelayed 2878 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Window / User API: foregroundWindowGot 810 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Window / User API: foregroundWindowGot 643 Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\Desktop\13efMb6ayq.exe TID: 5400 Thread sleep time: -100282s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe TID: 3500 Thread sleep time: -922337203685477s >= -30000s Jump to behavior
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Windows\System32\conhost.exe Last function: Thread delayed
Source: C:\Users\user\Desktop\13efMb6ayq.exe Thread delayed: delay time: 100282 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: vmware
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: C:\PROGRAM FILES\VMWARE\VMWARE TOOLS\
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: SOFTWARE\VMware, Inc.\VMware Tools
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: VMware SVGA II!Add-MpPreference -ExclusionPath "
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: VMWARE
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: InstallPath%C:\PROGRAM FILES\VMWARE\VMWARE TOOLS\
Source: 13efMb6ayq.exe, 00000000.00000003.242407864.0000000000D20000.00000004.00000001.sdmp Binary or memory string: en_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\Device\CdRom0\??\Volume{e6e9dfd8-98f:y
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: VMWARE"SOFTWARE\VMware, Inc.\VMware ToolsLHARDWARE\DEVICEMAP\Scsi\Scsi Port 1\Scsi Bus 0\Target Id 0\Logical Unit Id 0LHARDWARE\DEVICEMAP\Scsi\Scsi Port 2\Scsi Bus 0\Target Id 0\Logical Unit Id 0'SYSTEM\ControlSet001\Services\Disk\Enum
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: VMware SVGA II
Source: 13efMb6ayq.exe, 00000000.00000002.243331566.0000000002B03000.00000004.00000001.sdmp Binary or memory string: vmwareNSYSTEM\ControlSet001\Control\Class\{4D36E968-E325-11CE-BFC1-08002BE10318}\0000
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process information queried: ProcessInformation Jump to behavior

Anti Debugging:

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Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Code function: 0_2_01191690 CheckRemoteDebuggerPresent, 0_2_01191690
Checks if the current process is being debugged
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process queried: DebugPort Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process queried: DebugPort Jump to behavior
Enables debug privileges
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion:

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Injects a PE file into a foreign processes
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 400000 value starts with: 4D5A Jump to behavior
Writes to foreign memory regions
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 400000 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 402000 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 420000 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 422000 Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe base: 72E008 Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\SysWOW64\schtasks.exe 'C:\Windows\System32\schtasks.exe' /Create /TN 'Updates\KdoySzebyGeRTO' /XML 'C:\Users\user\AppData\Local\Temp\tmpE80E.tmp' Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Jump to behavior

Language, Device and Operating System Detection:

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Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\Desktop\13efMb6ayq.exe Queries volume information: C:\Users\user\Desktop\13efMb6ayq.exe VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\13efMb6ayq.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\13efMb6ayq.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\13efMb6ayq.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\13efMb6ayq.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\13efMb6ayq.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Runtime.Remoting\v4.0_4.0.0.0__b77a5c561934e089\System.Runtime.Remoting.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe Queries volume information: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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\13efMb6ayq.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information:

barindex
Yara detected Nanocore RAT
Source: Yara match File source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.47e3168.3.raw.unpack, type: UNPACKEDPE

Remote Access Functionality:

barindex
Detected Nanocore Rat
Source: 13efMb6ayq.exe, 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp String found in binary or memory: NanoCore.ClientPluginHost
Yara detected Nanocore RAT
Source: Yara match File source: 00000000.00000002.244161403.0000000003AB1000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.247174227.00000000047E3000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 13efMb6ayq.exe PID: 4664, type: MEMORY
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.4984be8.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.13efMb6ayq.exe.47e3168.3.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 dnsIp2 2 Behavior Graph ID: 412090 Sample: 13efMb6ayq.exe Startdate: 12/05/2021 Architecture: WINDOWS Score: 100 31 wespeaktruthtoman12.sytes.net 2->31 37 Multi AV Scanner detection for domain / URL 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 11 other signatures 2->43 8 13efMb6ayq.exe 7 2->8         started        signatures3 process4 file5 21 C:\Users\user\AppData\...\KdoySzebyGeRTO.exe, PE32 8->21 dropped 23 C:\...\KdoySzebyGeRTO.exe:Zone.Identifier, ASCII 8->23 dropped 25 C:\Users\user\AppData\Local\...\tmpE80E.tmp, XML 8->25 dropped 27 C:\Users\user\AppData\...\13efMb6ayq.exe.log, ASCII 8->27 dropped 45 Detected unpacking (changes PE section rights) 8->45 47 Uses schtasks.exe or at.exe to add and modify task schedules 8->47 49 Writes to foreign memory regions 8->49 51 2 other signatures 8->51 12 RegSvcs.exe 6 8->12         started        17 schtasks.exe 1 8->17         started        signatures6 process7 dnsIp8 33 wespeaktruthtoman.sytes.net 79.134.225.47, 49715, 49718, 49723 FINK-TELECOM-SERVICESCH Switzerland 12->33 35 wespeaktruthtoman12.sytes.net 12->35 29 C:\Users\user\AppData\Roaming\...\run.dat, data 12->29 dropped 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->53 19 conhost.exe 17->19         started        file9 signatures10 process11
  • 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
79.134.225.47
 wespeaktruthtoman.sytes.net Switzerland
6775 FINK-TELECOM-SERVICESCH true

Contacted Domains

Name IP Active
wespeaktruthtoman.sytes.net 79.134.225.47 true
wespeaktruthtoman12.sytes.net unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
wespeaktruthtoman.sytes.net true
  • Avira URL Cloud: safe
 unknown
wespeaktruthtoman12.sytes.net true
  • Avira URL Cloud: safe
 unknown