Backdoor

Backdoor:MSIL/Webshell.BB!MTB removal instruction

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: 4EF4F88DACB3BB406015.mlw
path: /opt/CAPEv2/storage/binaries/1350b853a1277f98040a05693c28f2b68f9972b2003b80ec402b37b58e645421
crc32: A121367F
md5: 4ef4f88dacb3bb4060158c723e574ef0
sha1: ff0fd59826637a45a7a55a74106536961f8db769
sha256: 1350b853a1277f98040a05693c28f2b68f9972b2003b80ec402b37b58e645421
sha512: 75328eae4a924ef54f9ea348fb255ffa98cbc7814c4e93270f526efcb97dc6ce8556dbc00c0313e28078baff9f01e8d784aea86895df94c4b1d4aca713be38e4
ssdeep: 384:c+m258cVAKGWnogsz+ksSMmTPLt4TwTmxOtKX:DoNykLZXeMKxOtK
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
tlsh: T1F252E81BEA94CD63C677A735A7B29A01C5B295030652CB1EBDCCB4CA6FB33140292FD4
sha3_384: 713a77890a9688ce1c6a1a7eb4bc9fd4ede14c052fa037e0aa97ceb8f2e2b1cccbc859974c4ef116ea345048d9ea94ec
ep_bytes: ff250020001000000000000000000000
timestamp: 2024-03-16 18:17:34


Version Info:

0: [No Data]

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

BkavW32.AIDetectMalware.CS
AVGWin32:BackdoorX-gen [Trj]
MicroWorld-eScanGen:Variant.MSILHeracles.61452
FireEyeGen:Variant.MSILHeracles.61452
SkyhighGenericRXWN-NY!4EF4F88DACB3
McAfeeGenericRXWN-NY!4EF4F88DACB3
MalwarebytesTrojan.WebShell
ZillyaTrojan.Webshell.Win32.16226
K7GWTrojan ( 005b19ee1 )
K7AntiVirusTrojan ( 005b19ee1 )
SymantecTrojan.Gen.MBT
Elasticmalicious (high confidence)
ESET-NOD32a variant of MSIL/Webshell.EV
APEXMalicious
ClamAVWin.Packed.Webshell-10016062-0
KasperskyHEUR:Backdoor.MSIL.WebShell.gen
BitDefenderGen:Variant.MSILHeracles.61452
AvastWin32:BackdoorX-gen [Trj]
F-SecureTrojan.TR/Dropper.MSIL.Gen
DrWebBackDoor.WebshellNET.9
VIPREGen:Variant.MSILHeracles.61452
EmsisoftGen:Variant.MSILHeracles.61452 (B)
SentinelOneStatic AI – Malicious PE
VaristW32/WebShell.E.gen!Eldorado
AviraTR/Dropper.MSIL.Gen
MAXmalware (ai score=84)
MicrosoftBackdoor:MSIL/Webshell.BB!MTB
ArcabitTrojan.MSILHeracles.DF00C
ZoneAlarmHEUR:Backdoor.MSIL.WebShell.gen
GDataMSIL.Trojan.PSE.14W6LGL
GoogleDetected
AhnLab-V3Backdoor/Win.WEBSHELL.C5557108
ALYacGen:Variant.MSILHeracles.61452
TACHYONBackdoor/W32.DN-WebShell.13824.H
PandaTrj/GdSda.A
IkarusTrojan.MSIL.Webshell
FortinetW32/Webshell.EE!tr

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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