Backdoor

About “Backdoor.ManuScrypt” infection

Malware Removal

The Backdoor.ManuScrypt 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.ManuScrypt virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Dynamic (imported) function loading detected
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine Backdoor.ManuScrypt?


File Info:

name: C8F11E1D4B44B790880E.mlw
path: /opt/CAPEv2/storage/binaries/e89a809166e6162ba2109e0eb18086055550cc4c9fac5e4e0504eef3e6277ae5
crc32: B23B032B
md5: c8f11e1d4b44b790880ec8621313976a
sha1: 358e733df242c51020c50dfd5682775749e5810c
sha256: e89a809166e6162ba2109e0eb18086055550cc4c9fac5e4e0504eef3e6277ae5
sha512: 1f10a6940002fc8664be87adc508cf56b6b1a01466866a731d9cc73748f01484c0d962c6c532ff79458aa4fedb3f008b2303164ea04376bd92653e649bbee877
ssdeep: 3072:gUjUl2b7MXSamAalYfw8BS+MWHbbXdARiBc5Jwr73pdeaDtzk9AZEPg4Tdp:gYeeQXSamASYfgcbbNXcwA9AZEPb
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T194249D2132D2C073E4A7153149E287B877B6BF52AB32C54FAB903B4E1E706558E35F62
sha3_384: 49ebecc54cdbf44934724aefc6abb7c4f2cb7a3500099f45ba69e2e45d4f6de79717fe2594adb1a9d5ebb9bc9cefff3d
ep_bytes: e876440000e917feffff3b0d70bd4200
timestamp: 2022-07-09 16:43:04

Version Info:

CompanyName: TODO:
FileDescription: TODO:
FileVersion: 1.0.0.1
InternalName: UserLogin.exe
LegalCopyright: TODO: (c) . All rights reserved.
OriginalFilename: UserLogin.exe
ProductName: TODO:
ProductVersion: 1.0.0.1
Translation: 0x0409 0x04e4

Backdoor.ManuScrypt also known as:

MicroWorld-eScanGen:Variant.Zusy.432628
FireEyeGen:Variant.Zusy.432628
McAfeeGenericRXAA-AA!C8F11E1D4B44
CylanceUnsafe
K7AntiVirusRiskware ( 00584baa1 )
K7GWRiskware ( 00584baa1 )
Elasticmalicious (moderate confidence)
ESET-NOD32Win32/TrojanDownloader.Agent.GJT
KasperskyHEUR:Backdoor.Win32.Manuscrypt.gen
BitDefenderGen:Variant.Zusy.432628
NANO-AntivirusTrojan.Win32.Manuscrypt.jqavqw
AvastWin32:BackdoorX-gen [Trj]
TencentMalware.Win32.Gencirc.10d0904d
Ad-AwareGen:Variant.Zusy.432628
EmsisoftGen:Variant.Zusy.432628 (B)
VIPREGen:Variant.Zusy.432628
Trapminesuspicious.low.ml.score
GDataGen:Variant.Zusy.432628
JiangminBackdoor.Manuscrypt.p
AviraBDS/Redcap.qycrz
MAXmalware (ai score=88)
Antiy-AVLTrojan/Generic.ASMalwS.7014
KingsoftWin32.Hack.Undef.(kcloud)
ArcabitTrojan.Zusy.D699F4
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
CynetMalicious (score: 99)
AhnLab-V3Trojan/Win.Generic.R503791
VBA32Backdoor.Manuscrypt
ALYacGen:Variant.Zusy.432628
MalwarebytesBackdoor.ManuScrypt
APEXMalicious
YandexTrojan.DL.Agent!IKQvCRY/YVs
MaxSecureTrojan.Malware.101005268.susgen
AVGWin32:BackdoorX-gen [Trj]

How to remove Backdoor.ManuScrypt?

Backdoor.ManuScrypt 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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