Categories: Malware

About “MSIL/Agent.DUT” infection

The MSIL/Agent.DUT 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/Agent.DUT 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
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Uses suspicious command line tools or Windows utilities

How to determine MSIL/Agent.DUT?


File Info:

name: A6A725F399154689863B.mlwpath: /opt/CAPEv2/storage/binaries/2804fca7beb41e9cade27a7733074c0d029b36535766ad1f99b37d33e960194acrc32: D57E0FA1md5: a6a725f399154689863b667918e39e8esha1: 735fdffd90d21f248769d9fcb87d4fd8f92e0ddfsha256: 2804fca7beb41e9cade27a7733074c0d029b36535766ad1f99b37d33e960194asha512: 95f969e4f86ee1bbb1ce233ace9b3c9d273050277336cebb9ce23516b24ccffe04d2f2774871e74919f533f4dea7ee7dbf795c9de1b283aae81104993264358cssdeep: 3072:r5VF+XC9GAJ3+3BI0WhAtAAAAA+j7aJRide/iAbB9ZoSnm3vEUcOt7swkwu:r5VP9Ge3+hoAvdeJBbLnMvuOhswkwutype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1BAF38C207AD643FBD0E32B3119C5775A79FAFE340B1781C75790360B29267E29A3E186sha3_384: 1aa77ae387f5c51e25e2aa1dc475202125753d33f4eccb6c544ba81378256d06e1a10e52a481934d915502e048c6618cep_bytes: 558bec6aff6880fa410068f0c4410064timestamp: 2016-04-02 22:14:34

Version Info:

CompanyName: Microsoft CorporationLegalCopyright: © Microsoft Corporation. All rights reserved.ProductName: Microsoft Visual Studio CommunityFileVersion: 17.0.32112.339OriginalFilename: vs_community.exeFileDescription: Visual Studio InstallerInternalName: vs_community.exeProductVersion: 17.0.32112.339Created: 7z SFX Constructor v4.5.0.0 (http://usbtor.ru/viewtopic.php?t=798)Builder: xD 04:59:03 25/05/2022Translation: 0x0000 0x04b0

MSIL/Agent.DUT also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.BAT.Agent.4!c
Elastic malicious (moderate confidence)
MicroWorld-eScan Trojan.GenericKD.39699084
FireEye Generic.mg.a6a725f399154689
CAT-QuickHeal TrojanSpy.MSIL
ALYac Trojan.GenericKD.39699084
K7AntiVirus Trojan ( 005938621 )
Alibaba Ransom:MSIL/SpyEyes.190ef5ba
K7GW Trojan ( 005938621 )
CrowdStrike win/malicious_confidence_90% (W)
BitDefenderTheta Gen:NN.ZemsilF.34712.bm1@aqJZ9dj
Cyren W32/ABRisk.UYMO-6094
ESET-NOD32 a variant of MSIL/Agent.DUT
APEX Malicious
ClamAV Win.Malware.Drivepack-9884589-1
Kaspersky HEUR:Trojan.BAT.Agent.gen
BitDefender Trojan.GenericKD.39699084
Avast Win32:Trojan-gen
Tencent Bat.Trojan.Agent.Lnnz
Emsisoft Trojan.GenericKD.39699084 (B)
DrWeb Trojan.DownLoader44.61937
TrendMicro TROJ_GEN.R049C0GEV22
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
Trapmine suspicious.low.ml.score
Sophos Generic ML PUA (PUA)
Ikarus Trojan.MSIL.Agent
GData Trojan.GenericKD.39699084
Jiangmin Trojan/CoinMiner.ab.a
Webroot W32.Adware.Gen
Avira TR/Spy.SpyEyes.fhdgd
MAX malware (ai score=82)
ZoneAlarm HEUR:Trojan.BAT.Agent.gen
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 99)
AhnLab-V3 Trojan/Win.Generic.R496017
Cylance Unsafe
TrendMicro-HouseCall TROJ_GEN.R049C0GEV22
Rising Malware.FakeFolder/ICON!1.D519 (CLASSIC)
Fortinet PossibleThreat
AVG Win32:Trojan-gen

How to remove MSIL/Agent.DUT?

  • 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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