Backdoor

Backdoor:MSIL/Muddywat.A!MTB removal instruction

Malware Removal

The Backdoor:MSIL/Muddywat.A!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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Backdoor:MSIL/Muddywat.A!MTB virus can do?

  • CAPE extracted potentially suspicious content
  • .NET file is packed/obfuscated with Confuser
  • Authenticode signature is invalid

How to determine Backdoor:MSIL/Muddywat.A!MTB?


File Info:

name: FA200E715E856550C76F.mlw
path: /opt/CAPEv2/storage/binaries/bf696397784b22f8e891dd0627dce731f288d14d4791ac5d0a906bc1cbe10de6
crc32: 0C178304
md5: fa200e715e856550c76f729604ebaf57
sha1: 7bf879aaf66bb5fc5b97bb29c966f3b21c8e25c8
sha256: bf696397784b22f8e891dd0627dce731f288d14d4791ac5d0a906bc1cbe10de6
sha512: 4cb7a6a86ae9c427aa6ede67f925d54231b684160dce835c154c101cfe4839dc19e21b573e74fb7ab6ba5bce0a7e63a195e28b79336e1517a24a520f1c1725c5
ssdeep: 768:PZ3yh/XhPWg6OITczIdtJcYpB8+JXLgiypicclZmJNjqvVbnE:PV0hegcwIdbcYpBK1FJqDE
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T13E932F1032B74748F3F68B3D59BA7A5068BDFF55D802CBE84A71100D1969E12AD92F3B
sha3_384: e1022987cd38953ac2440a683254c6f23b9225468b066009298f352705a8771ba693fefe33706f145c79792478d28015
ep_bytes: ff250020400000000000000000000000
timestamp: 2018-05-03 13:33:17

Version Info:

Translation: 0x0000 0x04b0
Comments:
CompanyName:
FileDescription: Lisfon
FileVersion: 1.0.0.0
InternalName: Lisfon.exe
LegalCopyright: Copyright © 2018
LegalTrademarks:
OriginalFilename: Lisfon.exe
ProductName: Lisfon
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

Backdoor:MSIL/Muddywat.A!MTB also known as:

BkavW32.Common.6BAC2723
LionicTrojan.MSIL.MuddyRope.m!c
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Ursu.349442
ClamAVWin.Trojan.Powermud-6779287-0
FireEyeGen:Variant.Ursu.349442
McAfeeGeneric Trojan.fb
MalwarebytesMalware.AI.1982961157
ZillyaTrojan.Agent.Win32.1028433
SangforBackdoor.Msil.Muddywat.V1ps
K7AntiVirusRiskware ( 0040eff71 )
AlibabaTrojan:Win32/Seedworm.181214
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.af66bb
BitDefenderThetaGen:NN.ZemsilF.36662.fm0@a8HZmum
SymantecBackdoor.Powemuddy
ESET-NOD32a variant of MSIL/Agent.BSQ
APEXMalicious
CynetMalicious (score: 99)
KasperskyBackdoor.MSIL.MuddyRope.e
BitDefenderGen:Variant.Ursu.349442
NANO-AntivirusTrojan.Win32.MuddyRope.flndeu
AvastWin32:Trojan-gen
TencentMalware.Win32.Gencirc.13b7dbee
EmsisoftGen:Variant.Ursu.349442 (B)
F-SecureTrojan.TR/Agent.brdcv
VIPREGen:Variant.Ursu.349442
TrendMicroBackdoor.MSIL.POWEMUDDY.THABACAH
McAfee-GW-EditionGeneric Trojan.fb
Trapminemalicious.high.ml.score
SophosMal/Generic-R
SentinelOneStatic AI – Malicious PE
GDataGen:Variant.Ursu.349442
JiangminBackdoor.MSIL.ayxh
WebrootW32.Trojan.Gen
AviraTR/Agent.brdcv
MAXmalware (ai score=100)
Antiy-AVLTrojan[Backdoor]/MSIL.Muddywater
XcitiumMalware@#31eonkhufu0c1
ArcabitTrojan.Ursu.D55502
ZoneAlarmBackdoor.MSIL.MuddyRope.e
MicrosoftBackdoor:MSIL/Muddywat.A!MTB
GoogleDetected
ALYacTrojan.PowerShell.Agent
VBA32TScope.Trojan.MSIL
Cylanceunsafe
PandaTrj/GdSda.A
TrendMicro-HouseCallBackdoor.MSIL.POWEMUDDY.THABACAH
RisingBackdoor.Muddywat!8.105CF (CLOUD)
YandexBackdoor.MuddyRope!GLXXxmwt3sc
IkarusTrojan.Win32.Agent
MaxSecureTrojan.Malware.73983235.susgen
FortinetMSIL/Razy.0DE6!tr
AVGWin32:Trojan-gen
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Backdoor:MSIL/Muddywat.A!MTB?

Backdoor:MSIL/Muddywat.A!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.

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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