Malware

MSIL/Filecoder.AUU (file analysis)

Malware Removal

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

  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Binary compilation timestomping detected

How to determine MSIL/Filecoder.AUU?


File Info:

name: 66E20C1A54A9FF477349.mlw
path: /opt/CAPEv2/storage/binaries/c767941faaeecf17ecf8811ed04efff855f3062c5336e837ab6c51d1ce7c8bbe
crc32: 9C83E847
md5: 66e20c1a54a9ff4773498908a8c0d056
sha1: 0ce68033f50c093f3c0f7c4375b3ade466d482b2
sha256: c767941faaeecf17ecf8811ed04efff855f3062c5336e837ab6c51d1ce7c8bbe
sha512: 048bd3c998d787f5554c2c55dd684598efcfb51ae3c688c3ecde8609ce6c10e12b88b45cda89ac1a7776249d826de7aa2b119556198c9789316a72da072374f0
ssdeep: 24576:wSWtL317bynykEnxaX6BSgAY5ApKBtnX8HaswDFILgy:3uVbynykEnvBSbYDBdsHvcIL
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T10935E1505984BAABDA79837688E0D05963E1741D7801CF487C75FD07F62A38CAF1E2E7
sha3_384: 9d1172c28e78c4e4fb160e313dae93e81f196082c0b7e09831a63321ea70bc9a7447a77e15f5afeb1bbedf25f44b6dbf
ep_bytes: ff2500204000410052004d0045002e00
timestamp: 2065-08-06 22:37:22

Version Info:

Translation: 0x0000 0x04b0
Comments:
CompanyName:
FileDescription: ArmRansom
FileVersion: 1.0.0.0
InternalName: ArmRansom.exe
LegalCopyright: Copyright © 2022
LegalTrademarks:
OriginalFilename: ArmRansom.exe
ProductName: ArmRansom
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

MSIL/Filecoder.AUU also known as:

BkavW32.AIDetectNet.01
LionicTrojan.MSIL.DiskWriter.4!c
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Heur.Ransom.MSIL.!diop!.1
FireEyeGeneric.mg.66e20c1a54a9ff47
McAfeeArtemis!66E20C1A54A9
CylanceUnsafe
ZillyaTrojan.KillMBR.Win32.1050
SangforTrojan.Msil.Killmbr.V1e2
K7AntiVirusTrojan ( 0058d44c1 )
AlibabaTrojan:MSIL/KillMBR.0fc1ae9f
K7GWTrojan ( 0058d44c1 )
Cybereasonmalicious.a54a9f
CyrenW32/ABRansom.UYYX-5177
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Filecoder.AUU
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyUDS:Trojan.MSIL.DiskWriter.gen
BitDefenderGen:Heur.Ransom.MSIL.!diop!.1
NANO-AntivirusTrojan.Win32.DiskWriter.jtacsg
AvastWin32:Trojan-gen
TencentMsil.Trojan.Diskwriter.Bzlw
Ad-AwareGen:Heur.Ransom.MSIL.!diop!.1
EmsisoftGen:Heur.Ransom.MSIL.!diop!.1 (B)
DrWebTrojan.KillMBRNET.1
VIPREGen:Heur.Ransom.MSIL.!diop!.1
TrendMicroRansom.MSIL.CRYPTOLOCKER.SM.hp
McAfee-GW-EditionBehavesLike.Win32.Generic.tc
SophosMal/Generic-S + Mal/Ransom-GE
IkarusTrojan.MSIL.Killmbr
GDataGen:Heur.Ransom.MSIL.!diop!.1
WebrootW32.Ransom.Gen
AviraHEUR/AGEN.1240951
Antiy-AVLTrojan/Generic.ASMalwS.79E1
ArcabitTrojan.Ransom.MSIL.!diop!.1
MicrosoftTrojan:MSIL/KillMBR.RPZ!MTB
GoogleDetected
AhnLab-V3Trojan/Win.KillMBR.C5239042
ALYacTrojan.Ransom.Filecoder
MAXmalware (ai score=88)
MalwarebytesRansom.FileCryptor.MSIL
RisingTrojan.Generic/MSIL@AI.93 (RDM.MSIL:dtpVB8wA7Ml/0Sa0FsolYQ)
SentinelOneStatic AI – Suspicious PE
MaxSecureTrojan.Malware.73750418.susgen
FortinetMSIL/Filecoder.8ABD!tr.ransom
BitDefenderThetaGen:NN.ZemsilF.34754.an0@ai@tt3k
AVGWin32:Trojan-gen
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_100% (W)

How to remove MSIL/Filecoder.AUU?

MSIL/Filecoder.AUU 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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