What is “MSIL/Filecoder.AOH”?

The MSIL/Filecoder.AOH 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 MSIL/Filecoder.AOH virus can do?

Dynamic (imported) function loading detected
CAPE extracted potentially suspicious content
Authenticode signature is invalid

How to determine MSIL/Filecoder.AOH?


File Info:
name: ECC744274F9013BCF492.mlw
path: /opt/CAPEv2/storage/binaries/7b3c570e77538bdaf91c7829248a294922a1aaa3e175a7d7cd2dbaf2f920265b
crc32: 7CFFE14B
md5: ecc744274f9013bcf492aff8b00a8d21
sha1: d7cb0b5203d8a8ef9f627d45122131695f917034
sha256: 7b3c570e77538bdaf91c7829248a294922a1aaa3e175a7d7cd2dbaf2f920265b
sha512: 0a5850fc18433816a83a22c79fe06a3c07c0c78d924bb6115a62cec8212b18006a8c825cd4a147e44fdfe9f7e41d97124f408fc2b2d202fdf1dbed94754d7718
ssdeep: 3072:Lt/fGt/fGt/fGt/fGt/fGt/fGt/fGt/fGt/fGt/fGt/fGt/f:LtnGtnGtnGtnGtnGtnGtnGtnGtnGtnGS
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T110C3E81C63E8C625F5BE477A5D7222816370F5839C3A876F218A631B3E3179489D3F62
sha3_384: a6f78af4baf7e6c9601bfb8a4caecc5db085e1c1f54aab04c76eb13514c0ef263937028a4cbd2d3f2884abb11354a416
ep_bytes: ff250020400000000000000000000000
timestamp: 2022-02-11 07:20:07

Version Info:
Translation: 0x0000 0x04b0
FileDescription: Virus.win32RozbehStrike
FileVersion: 1.0.8076.42003
InternalName: Virus.win32RozbehStrike.exe
LegalCopyright: Copyright 2022
OriginalFilename: Virus.win32RozbehStrike.exe
ProductName: Virus.win32RozbehStrike
ProductVersion: 1.0.8076.42003
Assembly Version: 1.0.8076.42003

MSIL/Filecoder.AOH also known as:

Lionic	Trojan.Win32.Malicious.4!c
Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
FireEye	Generic.mg.ecc744274f9013bc
McAfee	GenericRXRT-NV!ECC744274F90
Cylance	Unsafe
Zillya	Trojan.Filecoder.Win32.22473
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 0058e55f1 )
K7GW	Trojan ( 0058e55f1 )
Cybereason	malicious.203d8a
Cyren	W32/Trojan.GMNK-8214
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/Filecoder.AOH
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan-Ransom.MSIL.Encoder.gen
BitDefender	Trojan.GenericKD.38951292
MicroWorld-eScan	Trojan.GenericKD.38951292
Avast	Win32:MalwareX-gen [Trj]
Tencent	Malware.Win32.Gencirc.11e9a7ce
Ad-Aware	Trojan.GenericKD.38951292
Emsisoft	Trojan.GenericKD.38951292 (B)
DrWeb	Trojan.Encoder.34949
TrendMicro	Ransom_Encoder.R002C0WBH22
McAfee-GW-Edition	BehavesLike.Win32.Generic.ct
Sophos	Mal/Generic-S
Ikarus	Trojan-Ransom.FileCrypter
GData	Trojan.GenericKD.38951292
Jiangmin	Trojan.MSIL.amcne
Avira	TR/Ransom.xiibk
Antiy-AVL	Trojan[Ransom]/MSIL.Encoder
Gridinsoft	Ransom.Win32.Sabsik.sa
Arcabit	Trojan.Generic.D252597C
ZoneAlarm	HEUR:Trojan-Ransom.MSIL.Encoder.gen
Microsoft	Backdoor:Win32/Bladabindi!ml
AhnLab-V3	Trojan/Win.Generic.C4968345
VBA32	TScope.Trojan.MSIL
ALYac	Trojan.GenericKD.38951292
MAX	malware (ai score=82)
Malwarebytes	Trojan.MultiDropper
TrendMicro-HouseCall	Ransom_Encoder.R002C0WBH22
SentinelOne	Static AI – Malicious PE
Fortinet	MSIL/Filecoder.AOH!tr
BitDefenderTheta	Gen:NN.ZemsilCO.34232.hm3@aS@50wo
AVG	Win32:MalwareX-gen [Trj]
Panda	Trj/CI.A
CrowdStrike	win/malicious_confidence_90% (W)
MaxSecure	Trojan.Malware.73702460.susgen

How to remove MSIL/Filecoder.AOH?

MSIL/Filecoder.AOH 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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