Categories: Malware

About “MSIL/Kryptik.SYJ” infection

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

  • Executable code extraction
  • Compression (or decompression)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Unconventionial language used in binary resources: Serbian
  • The binary likely contains encrypted or compressed data.
  • Collects information about installed applications
  • Creates a hidden or system file
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine MSIL/Kryptik.SYJ?


File Info:

crc32: 4A104E30md5: 723d8441fd2766219e5428ce0ce232daname: 723D8441FD2766219E5428CE0CE232DA.mlwsha1: 8a3023ff0078985c2e6deeaf9511b87da8c06c4esha256: ea53cee9f692433e47ff9cddcf8bf835049494fa3fdc991e3382c21362de7e37sha512: 703a13ef1328ca0f378713bd830f366c64c6cfcae83f80baed91f623ce12420172d4f1b89eda2d62f36a4cdd75d3b4abf4da91bd5dfa7216c644e93dd059561cssdeep: 24576:X/0+KEJ7p+wCLS2fXlyVVpXSMavuJuAWIsI7z9+e2X:XcFOtCLS2PQL4tvNAWkz9Vtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

InternalName: kogzmuahoke.exiProductVersion: 91.78.38.10Copyright: Copyrighz (C) 2020, vodkagutsTranslation: 0x0483 0x011e

MSIL/Kryptik.SYJ also known as:

Elastic malicious (high confidence)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Cybereason malicious.bc53f3
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.SYJ
APEX Malicious
Cynet Malicious (score: 100)
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZemsilF.34050.8m0@a0Mrgdi
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Generic.mg.2d8f78efd6acd9db
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1143164
eGambit Unsafe.AI_Score_99%
Microsoft Program:Win32/Wacapew.C!ml
Malwarebytes MachineLearning/Anomalous.95%

How to remove MSIL/Kryptik.SYJ?

  • 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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