Categories: Backdoor

Backdoor:MSIL/WebShell.AH!MTB removal tips

The Backdoor:MSIL/WebShell.AH!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.AH!MTB virus can do?

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

How to determine Backdoor:MSIL/WebShell.AH!MTB?


File Info:

name: 79466171F278D2F2E9F1.mlwpath: /opt/CAPEv2/storage/binaries/273fcd3c66314dc79df65f600ad782908a5c963442bdd76c62584c871001f390crc32: B1AF0278md5: 79466171f278d2f2e9f19e0db4e3522fsha1: d80fbd8967706a0b04d8f32819b65a9f14ca2178sha256: 273fcd3c66314dc79df65f600ad782908a5c963442bdd76c62584c871001f390sha512: b1598e12a6aedfd24307e11b18be3016618cae88dcd40e239f042a905289755a4f5dd472bc774fccd7da4285c07fc7902bc8ec94bb8a2105d4cd023c8109b3eassdeep: 6144:+TPiYdvslrpazqqQFH5mcupYLeOkzTo2jSvlpABKbrKbY1PkwKL1TxDBJhTAhGRR:KdvsRpazqDOptype: PE32 executable (DLL) (GUI) Intel 80386, for MS Windowstlsh: T15344F84A32E58A21E9BA9B7995720510C777B803A436D20E3DECA4ED1F73B41C417FA7sha3_384: 264eaba18437da377499b1b803961ddea3e306658e4663e687ee083e4638921c7ce11bfcdf4aa72403f5941b12200ca0ep_bytes: ff250020400000000000000000000000timestamp: 2024-02-25 02:21:14

Version Info:

0: [No Data]

Backdoor:MSIL/WebShell.AH!MTB also known as:

Bkav W32.AIDetectMalware.CS
MicroWorld-eScan Gen:Variant.MSILHeracles.118220
FireEye Gen:Variant.MSILHeracles.118220
Skyhigh BehavesLike.Win32.Infected.dm
McAfee Artemis!79466171F278
Malwarebytes Generic.Malware.AI.DDS
VIPRE Gen:Variant.MSILHeracles.118220
CrowdStrike win/malicious_confidence_90% (W)
K7GW Trojan ( 005ab4bd1 )
K7AntiVirus Trojan ( 005ab4bd1 )
Symantec Trojan.Gen.MBT
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/Webshell.AU
APEX Malicious
ClamAV Win.Packed.Generickdz-9941382-0
Kaspersky HEUR:Backdoor.MSIL.WebShell.gen
BitDefender Gen:Variant.MSILHeracles.118220
Avast Win32:BackdoorX-gen [Trj]
F-Secure Backdoor.BDC/AspxShell.G
DrWeb BackDoor.WebshellNET.8
TrendMicro TROJ_GEN.R011C0DBQ24
Emsisoft Gen:Variant.MSILHeracles.118220 (B)
Ikarus Trojan.MSIL.Webshell
GData MSIL.Trojan.PSE.4C3LYT
Google Detected
Avira BDC/AspxShell.G
Varist W32/WebShell.J.gen!Eldorado
Arcabit Trojan.MSILHeracles.D1CDCC
ZoneAlarm HEUR:Backdoor.MSIL.WebShell.gen
Microsoft Backdoor:MSIL/WebShell.AH!MTB
AhnLab-V3 Trojan/Win.Generic.C5528305
ALYac Gen:Variant.MSILHeracles.118220
MAX malware (ai score=81)
TrendMicro-HouseCall TROJ_GEN.R011C0DBQ24
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Webshell.AZ!tr
AVG Win32:BackdoorX-gen [Trj]

How to remove Backdoor:MSIL/WebShell.AH!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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