Categories: Backdoor

Backdoor:MSIL/Chopper.FA!dha removal

The Backdoor:MSIL/Chopper.FA!dha 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/Chopper.FA!dha virus can do?

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

How to determine Backdoor:MSIL/Chopper.FA!dha?


File Info:

name: F99F5266515E9B710A4C.mlwpath: /opt/CAPEv2/storage/binaries/95a5968ff17ccdb301f55645f69aa2222938a36a70560197a619f35ff57014b2crc32: D7E25616md5: f99f5266515e9b710a4c5e1723128cfasha1: 02f5816ee48b40e586de4c04c7ad7befedcab0cdsha256: 95a5968ff17ccdb301f55645f69aa2222938a36a70560197a619f35ff57014b2sha512: a6ba75602c9932f7a67fe2d8c31a8cb9c44b9a6a08bc7ddd11bfc720e4ee4d97b539b8737766036a16a4a16bead6d8051eac8a6de97efb518b598cab87026ecdssdeep: 384:KJyL1lwKfiMfETozsenF5zgdbY3M4eUY7UFMZbd3Hjaxej8V32A9Nlst8B9gTgbD:KIL1lwKqMqo4enFz+329dtype: PE32 executable (DLL) (GUI) Intel 80386, for MS Windowstlsh: T1899265307A91A0D9CDAA4F36106546C363FB978E9FE9CF4C55A5129CCE1250BC7A32F2sha3_384: a1ae710b77dfa74d122b205d2429efadadc6dcb39d577521cbef6fa27e4641018b2f70b469bb98e12f7b964c43b62700ep_bytes: ff250020400000000000000000000000timestamp: 2024-03-24 14:51:33

Version Info:

Translation: 0x007f 0x04b0Comments: CompanyName: FileDescription: FileVersion: 0.0.0.0InternalName: App_Web_4mxaw2sp.dllLegalCopyright: LegalTrademarks: OriginalFilename: App_Web_4mxaw2sp.dllProductName: ProductVersion:

Backdoor:MSIL/Chopper.FA!dha also known as:

Bkav W32.AIDetectMalware.CS
Elastic malicious (high confidence)
MicroWorld-eScan Generic.MSIL.Chopper.A.F288EEA5
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Arcabit Generic.MSIL.Chopper.A.F288EEA5
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of MSIL/Webshell.AA
APEX Malicious
TrendMicro-HouseCall TROJ_GEN.R011C0DCQ24
Kaspersky HEUR:Backdoor.MSIL.Webshell.gen
BitDefender Generic.MSIL.Chopper.A.F288EEA5
Avast Win32:BackdoorX-gen [Trj]
Tencent Backdoor.MSIL.Webshell.hb
Emsisoft Generic.MSIL.Chopper.A.F288EEA5 (B)
F-Secure Heuristic.HEUR/AGEN.1364305
DrWeb BackDoor.WebshellNET.1
VIPRE Generic.MSIL.Chopper.A.F288EEA5
TrendMicro TROJ_GEN.R011C0DCQ24
FireEye Generic.MSIL.Chopper.A.F288EEA5
Ikarus Backdoor.MSIL.Chopper
ALYac Generic.MSIL.Chopper.A.F288EEA5
Varist W32/MSIL_Troj.BKP.gen!Eldorado
Avira HEUR/AGEN.1364305
Microsoft Backdoor:MSIL/Chopper.FA!dha
ZoneAlarm HEUR:Backdoor.MSIL.Webshell.gen
GData Generic.MSIL.Chopper.A.F288EEA5
AhnLab-V3 Backdoor/Win.Chopper.C5605214
VBA32 Backdoor.MSIL.Webshell.Heur
Google Detected
MAX malware (ai score=84)
Panda Trj/GdSda.A
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Webshell.AA!tr
AVG Win32:BackdoorX-gen [Trj]
DeepInstinct MALICIOUS

How to remove Backdoor:MSIL/Chopper.FA!dha?

  • 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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