Categories: Trojan

About “Trojan.Win32.Ekstak.aockh” infection

The Trojan.Win32.Ekstak.aockh 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.Win32.Ekstak.aockh virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses suspicious command line tools or Windows utilities
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Trojan.Win32.Ekstak.aockh?


File Info:

name: 4A7913541839BCA051B0.mlwpath: /opt/CAPEv2/storage/binaries/a19349905be52b7a5c17cf299cebd5d0c8fc3abe0cb920cf9f75aadb412825a6crc32: C1FB7205md5: 4a7913541839bca051b0380ecced1c65sha1: 2d0f6162439dea427a6b876a0a294b389ea64eb8sha256: a19349905be52b7a5c17cf299cebd5d0c8fc3abe0cb920cf9f75aadb412825a6sha512: 4c545a6c0e3d53054cba8fe3dc6ffbe56033a4e1f1d75c34e50c2957fa89520a38e64d4307fd62e76ff1f2e5a02b677fdc2b97a3e241c3f2c3fc2b56df0c6b8dssdeep: 196608:K2AYj8/nJdez/fZnGHro8obKPApg+doQ0scrSmHls:rHyn2Y8LmKglQ0xmmFstype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B57633C362B4B4BCC0A0C67DED271B16882BAFE79E0D51F6334D43A9AF543951824BD6sha3_384: 7c9cba9e98d990859070bc2d4e50c757cc07052b7d1a500f19c8a298172398f720ffa6f428f3c4d60b729b4ede0c5236ep_bytes: 558bec83c4c453565733c08945f08945timestamp: 2023-08-02 00:05:35

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: Asha GmbH & Co. KG FileDescription: Asha Burning Studio FREE Setup FileVersion: LegalCopyright: Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.aockh also known as:

Bkav W32.Common.6AB85CF0
Malwarebytes Adware.DownloadAssistant
Sangfor Trojan.Win32.Agent.Vqp0
K7AntiVirus Trojan ( 005722f11 )
Alibaba TrojanDropper:Win32/Ekstak.f8378dd1
K7GW Trojan ( 005722f11 )
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
APEX Malicious
Kaspersky Trojan.Win32.Ekstak.aockh
Avast Other:Malware-gen [Trj]
Tencent Win32.Trojan.Ekstak.Dflw
F-Secure Heuristic.HEUR/AGEN.1333117
McAfee-GW-Edition Artemis!Trojan
Sophos Generic Reputation PUA (PUA)
GData Win32.Backdoor.Bodelph.O98C6I
Avira HEUR/AGEN.1333117
ZoneAlarm Trojan.Win32.Ekstak.aockh
Microsoft Trojan:Win32/Wacatac.B!ml
AhnLab-V3 Trojan/Win.Malware-gen.C5466169
McAfee Artemis!4A7913541839
Cylance unsafe
TrendMicro-HouseCall TROJ_GEN.R002H0CH123
Fortinet W32/Agent.SLC!tr
AVG Other:Malware-gen [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_60% (W)

How to remove Trojan.Win32.Ekstak.aockh?

  • 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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