Categories: Trojan

What is “TrojanDownloader:O97M/Obfuse.YAJ!MTB”?

The TrojanDownloader:O97M/Obfuse.YAJ!MTB 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What TrojanDownloader:O97M/Obfuse.YAJ!MTB virus can do?

  • Injection (inter-process)
  • Uses Windows utilities for basic functionality
  • Network activity detected but not expressed in API logs
  • Harvests information related to installed mail clients

How to determine TrojanDownloader:O97M/Obfuse.YAJ!MTB?


File Info:

crc32: 695326A7md5: 4f4b085463f4a8885497de8cbcc2acebname: upload_filesha1: a59370e6143369be9c017970158e4e7db617554asha256: eac82994777b64301341675612fcacac8f08af9d468014c8de9f15aa3c784b42sha512: bc3bfca5e6b15c7354c40447681db191f1ba2d2dd18df696606afcbcc04591295b01d7faf6cdbde13ce06b04b8d6b343abaa23a90c404ba51bf8ff4f6740bb3dssdeep: 12288:f2+NJ9iY+2yy/RJVSjlWRKTZ01lQhO8M0KiT:f2+NJ9iYgqjABgeZiQ7pKiTtype: Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Author: Dell, Last Saved By: Dell, Create Time/Date: Mon Oct 5 08:14:01 2020, Last Saved Time/Date: Mon Oct 5 08:14:01 2020, Security: 0

Version Info:

0: [No Data]

TrojanDownloader:O97M/Obfuse.YAJ!MTB also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.43985760
FireEye Trojan.GenericKD.43985760
CAT-QuickHeal XMLS.VBAPurging.38956
ALYac Trojan.GenericKD.43985760
Invincea Troj/DocDl-AAUJ
Cyren X97M/Agent.HP
Symantec W97M.Downloader
TrendMicro-HouseCall Trojan.X97M.POWLOAD.ANFOGEP
Avast VBA:Downloader-BLX [Trj]
Kaspersky HEUR:Trojan.MSOffice.SAgent.gen
BitDefender Trojan.GenericKD.43985760
Ad-Aware Trojan.GenericKD.43985760
Emsisoft Trojan.GenericKD.43985760 (B)
Comodo Malware@#21sre6s7v4zyh
F-Secure Malware.VBS/Dldr.Agent.CK
DrWeb Exploit.Siggen2.47662
TrendMicro Trojan.X97M.POWLOAD.ANFOGEP
McAfee-GW-Edition BehavesLike.OLE2.Downloader.gb
Sophos Troj/DocDl-AAUJ
Avira VBS/Dldr.Agent.CK
Microsoft TrojanDownloader:O97M/Obfuse.YAJ!MTB
Arcabit HEUR.VBA.CG.1
ViRobot X97M.S.Agent.462848.A
ZoneAlarm HEUR:Trojan.MSOffice.SAgent.gen
GData Trojan.GenericKD.43985760
Cynet Malicious (score: 85)
AhnLab-V3 Downloader/MSOffice.Agent
McAfee RDN/Generic Downloader.x
Zoner Probably Heur.W97Obfuscated
ESET-NOD32 GenScript.KJB
Ikarus Trojan.Office.Doc
Fortinet VBA/Agent.BLX!tr.dldr
AVG VBA:Downloader-BLX [Trj]
Qihoo-360 Generic/Trojan.Downloader.251

How to remove TrojanDownloader:O97M/Obfuse.YAJ!MTB?

  • 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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