Backdoor

Backdoor.ViroBot removal

Malware Removal

The Backdoor.ViroBot 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

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.
6-day free trial available.

What Backdoor.ViroBot virus can do?

  • Mimics icon used for popular non-executable file format

How to determine Backdoor.ViroBot?


File Info:

crc32: 85E34174
md5: bf4d0c137cf23d9e9e8b91c1689f5f8c
name: BF4D0C137CF23D9E9E8B91C1689F5F8C.mlw
sha1: c20a7be498486e956d3544b078333125dd9990c5
sha256: 0c797ed9131e74ab50d57180e1f71cbda536cc719e46f85b07eb07034fbca903
sha512: 248a0819d94c60d4206ab604e1d89b7de0d4df5b0336784a3c1e7f50ae7af01cd3f9cd1753ec27e34071094a55a34079b44a0ae0d02915ef453bc11fa3d7f0c3
ssdeep: 12288:7hF/xXRpDnBkRfwNe/iDb7pqSp8TSvngfzD:bxXRpW/Cb7pTKugf/
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version: 1.0.0.0
InternalName: Office Updater.exe
FileVersion: 1.0.0.0
CompanyName: Microsoft Corporation
LegalTrademarks:
Comments: Office updater background task
ProductName: Office Updater
ProductVersion: 1.0.0.0
FileDescription: Office Updater
OriginalFilename: Office Updater.exe

Backdoor.ViroBot also known as:

K7AntiVirusTrojan ( 005439681 )
Elasticmalicious (high confidence)
CynetMalicious (score: 85)
ALYacGen:Heur.Ransom.REntS.Gen.1
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.8677
SangforTrojan.Win32.Save.a
AlibabaRansom:MSIL/HiddenTear.548f999d
K7GWTrojan ( 005439681 )
Cybereasonmalicious.37cf23
ESET-NOD32a variant of MSIL/Filecoder.PL
AvastWin32:Malware-gen
ClamAVWin.Ransomware.Viro-6704881-0
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.Ransom.REntS.Gen.1
NANO-AntivirusTrojan.Win32.Filecoder.flbuad
MicroWorld-eScanGen:Heur.Ransom.REntS.Gen.1
Ad-AwareGen:Heur.Ransom.REntS.Gen.1
BitDefenderThetaGen:NN.ZemsilF.34628.hn0@aCx90Ol
TrendMicroRansom_RAMSIL.SM
FireEyeGen:Heur.Ransom.REntS.Gen.1
EmsisoftGen:Heur.Ransom.REntS.Gen.1 (B)
JiangminTrojan.Generic.edfkd
AviraTR/Dropper.Gen
AegisLabTrojan.Win32.Generic.4!c
ZoneAlarmHEUR:Trojan.Win32.Generic
McAfeeArtemis!BF4D0C137CF2
MAXmalware (ai score=81)
MalwarebytesBackdoor.ViroBot
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom_RAMSIL.SM
TencentWin32.Trojan.Generic.Phqj
YandexTrojan.Agent!zyUwb6Oxa7U
SentinelOneStatic AI – Malicious PE
FortinetMSIL/Filecoder.PL!tr.ransom
AVGWin32:Malware-gen
Qihoo-360Win32/Trojan.e6d

How to remove Backdoor.ViroBot?

Backdoor.ViroBot removal tool
  • 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.

About the author

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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