Categories: Trojan

Should I remove “MSIL/TrojanDownloader.Agent.MJJ”?

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

  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • .NET file is packed/obfuscated with SmartAssembly
  • Authenticode signature is invalid

How to determine MSIL/TrojanDownloader.Agent.MJJ?


File Info:

name: FFD3EF374051E8534733.mlwpath: /opt/CAPEv2/storage/binaries/48b02faab7ec612b14ad80e24b2c67bfca1c1f7474cfb64066261eb6aa0ed952crc32: 2CDBA785md5: ffd3ef374051e8534733d0faedfbe255sha1: cf11c7b08f6220a773919d3d872cc3f86b6adfc8sha256: 48b02faab7ec612b14ad80e24b2c67bfca1c1f7474cfb64066261eb6aa0ed952sha512: 6ee5023f3385a5b0d8016c9d1acc1cd914e1cede74abeb6315f6fc0298feae3e86c0934ce68e3175d12fc3bc73b850b31bf6e00d2115b6a024f67aefbc1359edssdeep: 384:s5FBBO7HDccMCveiBwxHJUnnmy81NmimuSNzg446Wc9yW:oBmYcAJRgzgutype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12892E5638255426EE83647F5DC2181396132D18D7C29CBAE289CD17BECB338077D7A2Esha3_384: 4fd9040eeed1ec73a3cbd946b7deb5a6241f5ae4229dffae66080681adb54331785747d5eb918d5fe09babeda78f91e6ep_bytes: ff250020400000000000000000000000timestamp: 2022-06-28 11:47:16

Version Info:

Translation: 0x0000 0x04b0Comments: CTF LoaderCompanyName: Microsoft CorporationFileDescription: CTF LoaderFileVersion: 6.3.9600.17415InternalName: Ydhgli.exeLegalCopyright: © Microsoft Corporation. All rights reserved.LegalTrademarks: OriginalFilename: Ydhgli.exeProductName: Microsoft® Windows® Operating SystemProductVersion: 6.3.9600.17415Assembly Version: 6.3.9600.17415

MSIL/TrojanDownloader.Agent.MJJ also known as:

Bkav W32.AIDetectNet.01
Elastic malicious (high confidence)
Sangfor Suspicious.Win32.Save.a
Symantec MSIL.Downloader!gen7
ESET-NOD32 a variant of MSIL/TrojanDownloader.Agent.MJJ
APEX Malicious
Paloalto generic.ml
Kaspersky VHO:Trojan-Spy.MSIL.Stealer.gen
F-Secure Heuristic.HEUR/AGEN.1248772
Trapmine malicious.moderate.ml.score
Sophos Troj/Krypt-LV
Avira HEUR/AGEN.1248772
Microsoft Trojan:Win32/Sabsik.EN.B!ml
ZoneAlarm VHO:Trojan-Spy.MSIL.Stealer.gen
Cynet Malicious (score: 100)
Malwarebytes Trojan.Downloader.MSIL.Generic
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
BitDefenderTheta Gen:NN.ZemsilCO.34742.bm0@aSx04Sg
CrowdStrike win/malicious_confidence_60% (D)

How to remove MSIL/TrojanDownloader.Agent.MJJ?

  • 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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