Categories: Trojan

What is “Trojan.Downloader.AHK.Themida”?

The Trojan.Downloader.AHK.Themida is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan.Downloader.AHK.Themida virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (3 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Checks for the presence of known windows from debuggers and forensic tools
  • The following process appear to have been packed with Themida: vpnpro.exe
  • Writes a potential ransom message to disk
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects the presence of Wine emulator via registry key
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

Related domains:

iplogger.org
bitbucket.org
apps.identrust.com

How to determine Trojan.Downloader.AHK.Themida?


File Info:

crc32: F0FE7F01md5: 78b9d4ac0413d1cbb6b69af31aa803b3name: intervpnmix2.exesha1: df31152e06b8e1326758afb51acb4c228d0bcbcesha256: 1fb1f2ba35f40ba339dcf0a1a4201264d46ccc9313d976510f800b5da0971e1fsha512: d245bf050bffbe176f5d9e99410bb19b809e5ffb35559c0efc4f9e5497301dca8e0130fd10f73d72e420c8c1486a3dc65b4f04cfa7f58ae5c97a461d623fdbe0ssdeep: 196608:p5G3oFXzSHflKvlz/1tcko57xBTJu7sbsgLF6K+LnNDyHb8tnSmgO:pA3oFXzGflK9z17stlcnNeHbghgOtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: inter ltd.ProductVersion: 1.87.0.0FileVersion: 1.87.0.0FileDescription: Translation: 0x0000 0x04b0

Trojan.Downloader.AHK.Themida also known as:

Qihoo-360 HEUR/QVM42.0.F62F.Malware.Gen
Sangfor Malware
Symantec ML.Attribute.HighConfidence
APEX Malicious
Kaspersky not-a-virus:HEUR:RiskTool.Win32.Generic
Endgame malicious (high confidence)
F-Secure Heuristic.HEUR/AGEN.1038489
DrWeb Program.Unwanted.2892
Zillya Trojan.GenericKD.Win32.30057
Ikarus Trojan-Downloader.Win32.Autohk
Microsoft Trojan:Win32/Wacatac.D!ml
ZoneAlarm not-a-virus:HEUR:RiskTool.Win32.Generic
Acronis suspicious
Malwarebytes Trojan.Downloader.AHK.Themida
ESET-NOD32 a variant of Win32/Packed.Themida.GZV
Rising Trojan.Generic@ML.100 (RDML:bZnhKI3+2cvqrCQCfSLtvQ)
eGambit Unsafe.AI_Score_90%

How to remove Trojan.Downloader.AHK.Themida?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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