Backdoor

Should I remove “Backdoor:MSIL/Webshell.BB!MTB”?

Malware Removal

The Backdoor:MSIL/Webshell.BB!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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What Backdoor:MSIL/Webshell.BB!MTB virus can do?

  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Anomalous .NET characteristics

How to determine Backdoor:MSIL/Webshell.BB!MTB?



File Info:

name: 7041236D2C5FB9C7B9A7.mlw
path: /opt/CAPEv2/storage/binaries/7d60c89ad266726c30c672f59b954b812008b8d79130b6f3274bdcead9e4902e
crc32: 3DC2A8BE
md5: 7041236d2c5fb9c7b9a7a584dd11af64
sha1: ac1cc8dae58de501ae9c04b76ebc84568bf1f823
sha256: 7d60c89ad266726c30c672f59b954b812008b8d79130b6f3274bdcead9e4902e
sha512: 7069b55bed228042dd72a6098dc830cfbeb6fc35a43811af42587b531341ad9e1d753007c92c0ca9efd389a341be560d18e2e34f29b0d6901b9e35bb15ecda57
ssdeep: 384:9UovF7ovfLeML1gSsoTmxOtKX7Lt4TwT:/FSfLDpjFKxOtKneM
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
tlsh: T10452E71EEB98CD53C67B9331A7B29604C4B695030596CF1ABDDCA5C62F7334812A2FD8
sha3_384: cb5145c3e0a4b9a8756691025029c5f2335f41ed829618d3b103cd65a5fe703283292732bd9461ee3d36ad08bf0d87d3
ep_bytes: ff250020001000000000000000000000
timestamp: 2024-01-18 18:17:57


Version Info:

0: [No Data]

Backdoor:MSIL/Webshell.BB!MTB also known as:

BkavW32.AIDetectMalware.CS
DrWebBackDoor.WebshellNET.9
MicroWorld-eScanGen:Variant.MSILHeracles.61452
MalwarebytesTrojan.WebShell
ZillyaTrojan.Webshell.Win32.16517
ArcabitTrojan.MSILHeracles.DF00C
SymantecTrojan.Gen.MBT
Elasticmalicious (high confidence)
ESET-NOD32a variant of MSIL/Webshell.EV
CynetMalicious (score: 99)
ClamAVWin.Packed.Webshell-10016062-0
KasperskyHEUR:Backdoor.MSIL.WebShell.gen
BitDefenderGen:Variant.MSILHeracles.61452
AvastWin32:BackdoorX-gen [Trj]
TencentBackdoor.MSIL.WebShell.kt
EmsisoftGen:Variant.MSILHeracles.61452 (B)
F-SecureTrojan.TR/Dropper.MSIL.Gen
VIPREGen:Variant.MSILHeracles.61452
IkarusTrojan.MSIL.Webshell
VaristW32/WebShell.E.gen!Eldorado
AviraTR/Dropper.MSIL.Gen
MicrosoftBackdoor:MSIL/Webshell.BB!MTB
ZoneAlarmHEUR:Backdoor.MSIL.WebShell.gen
GDataGen:Variant.MSILHeracles.61452
GoogleDetected
AhnLab-V3Backdoor/Win.WEBSHELL.C5557106
ALYacGen:Variant.MSILHeracles.61452
PandaTrj/GdSda.A
SentinelOneStatic AI – Suspicious PE
FortinetW32/Webshell.EE!tr
AVGWin32:BackdoorX-gen [Trj]

How to remove Backdoor:MSIL/Webshell.BB!MTB?

Backdoor:MSIL/Webshell.BB!MTB 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.

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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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