Categories: Malware

VirTool:MSIL/Obfuscator.BK information

The VirTool:MSIL/Obfuscator.BK 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 VirTool:MSIL/Obfuscator.BK virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Network activity detected but not expressed in API logs

How to determine VirTool:MSIL/Obfuscator.BK?


File Info:

crc32: C2A0F432md5: 971ae9f143554013e1ef15ffdf8d54bfname: 971AE9F143554013E1EF15FFDF8D54BF.mlwsha1: 1ceeab2f43ef1154826b32aabd9a984caf2fa14esha256: f90f0a37edaf843fae64eb879b3689b958100e3f3cf7501c9bca57079ef8122esha512: 6b621fb86306d7f984831a780dd618bd1aff0760e6a217fd57dfdb1d9e99febb795a4aa6f0acb04bda44640efe53c516be285adf9148408ef08234dbad877e7fssdeep: 12288:rntOqMOoLEIaRo+bwGghOND2NGlIhCE+t7nfO5JefsYzE7GUm3iJbdI6RSLrg:rntBMd3aRDbbSOND2NfH+ZO5JefsyE7type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: i2W1HkCAssembly Version: 48.28.44.53InternalName: bbwp5d3s.exeFileVersion: 48.28.44.53CompanyName: Ax3z4LegalTrademarks: Wn14Crj6R5Comments: w0H1LaRg4ProductName: Ka1j6XLProductVersion: 48.28.44.53FileDescription: Mn3q9PDdOriginalFilename: bbwp5d3s.exe

VirTool:MSIL/Obfuscator.BK also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Trojan.MSIL.Basic.6.Gen
FireEye Generic.mg.971ae9f143554013
ALYac Trojan.MSIL.Basic.6.Gen
Cylance Unsafe
VIPRE Backdoor.MSIL.Bladabindi.ab (v)
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Trojan.MSIL.Basic.6.Gen
K7GW Trojan ( 00527fd11 )
K7AntiVirus Trojan ( 00527fd11 )
BitDefenderTheta Gen:NN.ZemsilF.34804.Sm0@aSkxSNj
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Injector.CCM
APEX Malicious
Avast MSIL:GenMalicious-DQP [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Bifrost.cwbhzj
AegisLab Trojan.Win32.Generic.lsjW
Tencent Win32.Trojan.Generic.Hros
Ad-Aware Trojan.MSIL.Basic.6.Gen
Emsisoft Trojan.MSIL.Basic.6.Gen (B)
Comodo TrojWare.MSIL.Injector.GPA@53p4eh
F-Secure Trojan.TR/Dropper.Gen
DrWeb Trojan.DownLoader7.58338
Zillya Trojan.Injector.Win32.460573
McAfee-GW-Edition BehavesLike.Win32.Generic.bh
Sophos Troj/MSILInj-HD
Ikarus Trojan.MSIL.Injector
Jiangmin Trojan/Llac.edo
Avira TR/Dropper.Gen
Microsoft VirTool:MSIL/Obfuscator.BK
Arcabit Trojan.MSIL.Basic.6.Gen
ZoneAlarm HEUR:Trojan.MSIL.Generic
GData Trojan.MSIL.Basic.6.Gen
Cynet Malicious (score: 100)
McAfee Artemis!971AE9F14355
MAX malware (ai score=85)
Panda Trj/CI.A
Rising Trojan.MSIL.Crypto!1.9E24 (CLASSIC)
Yandex Trojan.Agent!a21PNxbXye0
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_62%
Fortinet MSIL/Injector.CCM!tr
AVG MSIL:GenMalicious-DQP [Trj]
Cybereason malicious.143554
Paloalto generic.ml
Qihoo-360 Generic/Trojan.7b4

How to remove VirTool:MSIL/Obfuscator.BK?

  • 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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