Categories: Trojan

MSIL/TrojanDownloader.Agent.MEQ malicious file

The MSIL/TrojanDownloader.Agent.MEQ 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 MSIL/TrojanDownloader.Agent.MEQ virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Collects information about installed applications
  • Checks for the presence of known devices from debuggers and forensic tools
  • Checks for the presence of known devices from debuggers and forensic tools

How to determine MSIL/TrojanDownloader.Agent.MEQ?


File Info:

name: F15AAEFA9FAD07FAF414.mlwpath: /opt/CAPEv2/storage/binaries/9379abb2a64a64626511145894e0f5d4479ae766b877f4ae8aa4906028122ad9crc32: 786F700Bmd5: f15aaefa9fad07faf4145e291424d01dsha1: 463d9fd38361175c12c4f9cb3a8c772fea474ba9sha256: 9379abb2a64a64626511145894e0f5d4479ae766b877f4ae8aa4906028122ad9sha512: b61b47a55b596bfd8770cccc42091b3a999c46ccdd2f6b0ebbf750eae1efddbb02e7122da5e516cd4acdeb1f45042d583f0c05a9c2b046d4cb6ccd6e7dc862e6ssdeep: 196608:jvGacofn0HBcYnkkDicM21ugs5mRmtWxEfGIAcmZ/Pj7E/P4KmIA4W1ICgvBsGEd:jveof0HBcYnkkDiCugs5mafGIK/r7ES/type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19DC60131768AC53BD56605B06A2CDBAF51287FB50F7280D7A3D85E6E18F08C25732E27sha3_384: 9f3b3d7e9a93a11b170617e8a9858fc4694d72af76d10b2d5a439a11e528a3d374e009221cdcca9630b06073c9bb0d03ep_bytes: e886060000e97afeffffcccccccccccctimestamp: 2021-04-23 07:52:46

Version Info:

CompanyName: FTU APPSFileDescription: Activation-Patch InstallerFileVersion: 1.0.0InternalName: Activation-PatchLegalCopyright: Copyright (C) 2022 FTU APPSOriginalFileName: Activation-Patch.exeProductName: Activation-PatchProductVersion: 1.0.0Translation: 0x0409 0x04b0

MSIL/TrojanDownloader.Agent.MEQ also known as:

Lionic Trojan.MSIL.Crysan.m!c
MicroWorld-eScan Trojan.GenericKD.50462263
McAfee Artemis!F15AAEFA9FAD
Sangfor Backdoor.MSIL.Crysan.gen
K7AntiVirus Trojan-Downloader ( 005946141 )
BitDefender Trojan.GenericKD.50462263
K7GW Trojan-Downloader ( 005946141 )
Arcabit Trojan.Generic.D301FE37
Elastic malicious (moderate confidence)
ESET-NOD32 a variant of MSIL/TrojanDownloader.Agent.MEQ
Avast Win32:Trojan-gen
Kaspersky HEUR:Backdoor.MSIL.Crysan.gen
Alibaba Backdoor:Win32/Stealer.b050a65c
Rising Backdoor.Crysan!8.10ECA (CLOUD)
Ad-Aware Trojan.GenericKD.50462263
Emsisoft Trojan.GenericKD.50462263 (B)
TrendMicro TROJ_GEN.R002C0WFJ22
FireEye Trojan.GenericKD.50462263
Avira BDS/Redcap.gbmbu
MAX malware (ai score=82)
Microsoft Trojan:Win32/Wacatac.B!ml
GData Trojan.GenericKD.50462263
Cynet Malicious (score: 99)
ALYac Trojan.GenericKD.50462263
TrendMicro-HouseCall TROJ_GEN.R002C0WFJ22
Tencent Msil.Trojan-downloader.Agent.Eams
Fortinet PossibleThreat.PALLAS.H
BitDefenderTheta Gen:NN.ZexaF.34742.@x3@aq6TTHii
AVG Win32:Trojan-gen

How to remove MSIL/TrojanDownloader.Agent.MEQ?

  • 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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