Categories: Malware

How to remove “MSIL/Kryptik.WUI”?

The MSIL/Kryptik.WUI 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/Kryptik.WUI virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Detects the presence of Wine emulator via function name
  • Detects Sandboxie through the presence of a library
  • Executed a process and injected code into it, probably while unpacking
  • Sniffs keystrokes
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Detects VMware through the presence of a registry key
  • Creates a copy of itself
  • Collects information to fingerprint the system

How to determine MSIL/Kryptik.WUI?


File Info:

crc32: FB29311Dmd5: 1af6fa1b0a2f11f6c8858d4d254692eaname: file.exesha1: 6b2007c1f1ae4eb7e3d8954924db8fa41878ebeesha256: 484b54ff187682d2bb75265b03ec943c3916a5b244230834e9f8b14b96030b36sha512: 61f2b1e9b7dd735922df12234448843f28841a1b203c11ccac08e7898bd940d729e68a0e4e3ba3171eafd53ad6f6a4d10a150a6f5149b50511091c98c549d208ssdeep: 6144:xCv/y23RtTNyMclmfFCrkqn2Lva5Moa5MMMCQllL:xgvhtwHcFCrLnh525mTtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: CEMEX Building Awards 2020 (C)Assembly Version: 36.4.6.5InternalName: Jkxag.exeFileVersion: 63.2.15.6CompanyName: CEMEX Building AwardsLegalTrademarks: CEMEX Building AwardsComments: ACCIONA InfraestructurasProductName: ZARAGOZA TRAMProductVersion: 63.2.15.6FileDescription: ZARAGOZA TRAMOriginalFilename: Jkxag.exe

MSIL/Kryptik.WUI also known as:

Sangfor Malware
CrowdStrike win/malicious_confidence_60% (W)
ESET-NOD32 a variant of MSIL/Kryptik.WUI
APEX Malicious
Avast Win32:RATX-gen [Trj]
Kaspersky HEUR:Trojan.MSIL.Taskun.gen
Alibaba Trojan:Win32/starter.ali1000139
F-Secure Trojan.TR/AD.Bladabindi.rfwep
DrWeb Trojan.PWS.Siggen2.51650
Fortinet PossibleThreat
Trapmine suspicious.low.ml.score
Ikarus Trojan.SuspectCRC
Avira TR/AD.Bladabindi.rfwep
Endgame malicious (high confidence)
ZoneAlarm HEUR:Trojan.MSIL.Taskun.gen
Cynet Malicious (score: 85)
McAfee Artemis!1AF6FA1B0A2F
Malwarebytes Trojan.MalPack
Panda Trj/GdSda.A
SentinelOne DFI – Malicious PE
GData MSIL.Backdoor.Bladabindi.R07U2K
AVG Win32:RATX-gen [Trj]
Paloalto generic.ml
Qihoo-360 HEUR/QVM03.0.841F.Malware.Gen

How to remove MSIL/Kryptik.WUI?

  • 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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