Categories: Malware

MSIL/Kryptik.YUU (file analysis)

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

  • The binary likely contains encrypted or compressed data.
  • Network activity detected but not expressed in API logs
  • Unusual version info supplied for binary

How to determine MSIL/Kryptik.YUU?


File Info:

crc32: 7A2AF10Dmd5: 7e26e87ab642008d934824d509559859name: 7E26E87AB642008D934824D509559859.mlwsha1: 3d4dc73fee1b191c2b942e28920c37c82d38b0edsha256: 3176528c561817095af859f4809a2091f8557f93c27a0fe32ee71c8fc3b71f33sha512: c51d64487f852b3d24c4f6b6c2eb79deac9394a607be1b8287bd087398b17b5403ddace34eb46fd0a5807e044ecc6869213ccef9eeda4604d7a1df711b691a2cssdeep: 12288:MiUO3Iy0AZNVNpiWbYOoa09FQFFFFFFFFFFFFFFFFFFFFFRYH8txxxxxxxxxxxx:InULziIYpaIFqtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: (c) 2020 Skype and/or MicrosoftAssembly Version: 8.65.0.76InternalName: Cxnjmhojuh1.exeFileVersion: 8.65.0.76CompanyName: Skype Technologies S.A.Comments: Skype SetupProductName: SkypeProductVersion: 8.65.0.76FileDescription: Skype SetupOriginalFilename: Cxnjmhojuh1.exe

MSIL/Kryptik.YUU also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.232156
McAfee Artemis!7E26E87AB642
Cylance Unsafe
AegisLab Trojan.Win32.Bulz.4!c
CrowdStrike win/malicious_confidence_60% (D)
BitDefender Gen:Variant.Bulz.232156
K7AntiVirus Riskware ( 0040eff71 )
Arcabit Trojan.Bulz.D38ADC
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky UDS:DangerousObject.Multi.Generic
Alibaba Trojan:Win32/Kryptik.ali2000016
Ad-Aware Gen:Variant.Bulz.232156
Emsisoft Trojan.Crypt (A)
F-Secure Heuristic.HEUR/AGEN.1136389
DrWeb Trojan.Siggen11.49728
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
FireEye Generic.mg.7e26e87ab642008d
Sophos Mal/Generic-S
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1136389
MAX malware (ai score=89)
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/Wacatac.D3!ml
ZoneAlarm UDS:DangerousObject.Multi.Generic
GData Gen:Variant.Bulz.232156
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Kryptik.C4230598
ALYac Gen:Variant.Bulz.232156
ESET-NOD32 a variant of MSIL/Kryptik.YUU
TrendMicro-HouseCall TROJ_GEN.R002H09KR20
Ikarus Win32.Outbreak
Fortinet PossibleThreat.PALLAS.H
BitDefenderTheta Gen:NN.ZemsilF.34658.Hm0@aKeXmTc
AVG FileRepMetagen [Malware]
Qihoo-360 Generic/Trojan.54c

How to remove MSIL/Kryptik.YUU?

  • 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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