Categories: Malware

Win32/Packed.Themida.HHT removal guide

The Win32/Packed.Themida.HHT 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 Win32/Packed.Themida.HHT virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Expresses interest in specific running processes
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Sniffs keystrokes
  • Checks for the presence of known windows from debuggers and forensic tools
  • The following process appear to have been packed with Themida: 612A8583BB98588AC577C19739083C9F.mlw, GPUCheck.exe
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Likely virus infection of existing system binary
  • 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
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine Win32/Packed.Themida.HHT?


File Info:

crc32: BB013D54md5: 612a8583bb98588ac577c19739083c9fname: 612A8583BB98588AC577C19739083C9F.mlwsha1: 691302bec13b179eae5a3633b8c0c9c8cdbe8445sha256: cecec57f313fb078e7d74e58fe261842db81ad31d61957836ad01859285c3a77sha512: 6d8de655200f60831cba255676edfa5a7e2a1b5aa729a8150bb1d42fbb5a3d31ddbdbb17313436dfdfb4701c319c482213db8a9c6eadfda792e76a428105666fssdeep: 24576:xmmC6JjIIwdZDP9pTezlJywP28CFbSGh6PIu9UyOc3XYWxANqxpLQVuQE:xmmFEIwD79hepEIlGkPIu9U5NMp/QEtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Packed.Themida.HHT also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0040f4ef1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Generic
ALYac Gen:Variant.Symmi.93663
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Packed:Win32/Themida.97a82e55
K7GW Trojan ( 0040f4ef1 )
Cybereason malicious.3bb985
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.Themida.HHT
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Symmi.93663
MicroWorld-eScan Gen:Variant.Symmi.93663
Tencent Win32.Trojan.Generic.Wkvq
Ad-Aware Gen:Variant.Symmi.93663
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34738.AzXaaugpKt
VIPRE Backdoor.Win32.Ircbot.gen (v)
McAfee-GW-Edition BehavesLike.Win32.Generic.tc
FireEye Generic.mg.612a8583bb98588a
Emsisoft Gen:Variant.Symmi.93663 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.TPM.Gen
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Tiggre!rfn
Gridinsoft Trojan.Heur!.038120A1
Arcabit Trojan.Symmi.D16DDF
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Variant.Symmi.93663
AhnLab-V3 Trojan/Win32.Black.C1573249
Acronis suspicious
McAfee Artemis!612A8583BB98
MAX malware (ai score=81)
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_GEN.R002H0CFD21
Ikarus Trojan.Win32.Themida
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/PossibleThreat
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Packed.Themida.HHT?

  • 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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