Categories: Malware

What is “MSIL/Kryptik.YYK”?

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

  • The binary likely contains encrypted or compressed data.
  • Network activity detected but not expressed in API logs

How to determine MSIL/Kryptik.YYK?


File Info:

crc32: C8083B39md5: 0a1251ea53849db102c5a07c0deb63b2name: 0A1251EA53849DB102C5A07C0DEB63B2.mlwsha1: 9185a9c617e9367cf72cc2b88991728ed78f4f89sha256: bb4fe4ae6df941778930bd5ff104037ae494f145caaaa43bd7107a62d04522fdsha512: 21ea6072649d023f2c36deb8c542fcad55aa5de370bef3e9a6a1a92a0e09692fa412d3749776a131afce78f1254442dd76819d32dca66bb2cf65145a94d0bd0assdeep: 12288:5Ko6qINchIc2gBrorXS/fbs1cBVJ+9q6DPLcR6vk1jfGK4iNcIUx:5wLchXrcXSnbRVJADDoRMWKptype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 Hewlett-Packard Company 2011 - 2020Assembly Version: 1.0.0.0InternalName: c.exeFileVersion: 1.0.0.0CompanyName: Hewlett-Packard CompanyLegalTrademarks: Comments: ProductName: StudentClientProductVersion: 1.0.0.0FileDescription: StudentClientOriginalFilename: c.exe

MSIL/Kryptik.YYK also known as:

Elastic malicious (high confidence)
FireEye Generic.mg.0a1251ea53849db1
Cylance Unsafe
Cybereason malicious.617e93
BitDefenderTheta Gen:NN.ZemsilF.34670.0m0@a8unkVe
Symantec ML.Attribute.HighConfidence
APEX Malicious
Sophos ML/PE-A
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
Microsoft Trojan:Win32/Wacatac.B!ml
Malwarebytes Trojan.MalPack
ESET-NOD32 a variant of MSIL/Kryptik.YYK
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Kryptik.YYK!tr
CrowdStrike win/malicious_confidence_80% (D)
Qihoo-360 HEUR/QVM03.0.CA20.Malware.Gen

How to remove MSIL/Kryptik.YYK?

  • 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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