Categories: Malware

What is “MSIL/GenKryptik.EIYR”?

The MSIL/GenKryptik.EIYR 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/GenKryptik.EIYR virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Steals private information from local Internet browsers
  • Network activity detected but not expressed in API logs
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Harvests information related to installed mail clients

How to determine MSIL/GenKryptik.EIYR?


File Info:

crc32: 662DDDACmd5: bb45201f167b5ff3c64ca9b037d1bce7name: documents.exesha1: 57412a5eea85ea2335c53daed7bd905ecbd7504csha256: 93c1793735e3928eb458b3d9750ca2e0b3e49bf5c6ffd36156cff07240b13f21sha512: d65751988798d0aad9bbf96daf22b5858be8749702655ef0c430238dbd04fb6feaf7f91a6e369caab6c97bf2c12ad9b4043e7b7e2d8fa47351d9d89fbe7edd2fssdeep: 6144:OTEA+cjIjY9BN5ea7QC3vEBrrGLz1FtN2GRhsgs9xUosh+cCCr9zVte:OTZ+cOmBN5yC/EVG17DsJ9ihfCoutype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 Radu Martin, 2017Assembly Version: 1.0.0.0InternalName: LgsNHIPybf.exeFileVersion: 1.0.0.0CompanyName: LegalTrademarks: Comments: Extenders for WinForms controls, such as DataGridView, BindingSource, BindingNavigator and so onProductName: DataViewExtendersProductVersion: 1.0.0.0FileDescription: DataViewExtendersOriginalFilename: LgsNHIPybf.exe

MSIL/GenKryptik.EIYR also known as:

Cylance Unsafe
Cybereason malicious.eea85e
Invincea heuristic
F-Prot W32/MSIL_Kryptik.AFN.gen!Eldorado
APEX Malicious
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
Trapmine malicious.high.ml.score
FireEye Generic.mg.bb45201f167b5ff3
Cyren W32/MSIL_Kryptik.AFN.gen!Eldorado
Endgame malicious (high confidence)
ESET-NOD32 a variant of MSIL/GenKryptik.EIYR
Fortinet MSIL/Generic.VGN!tr
Paloalto generic.ml
CrowdStrike win/malicious_confidence_60% (D)

How to remove MSIL/GenKryptik.EIYR?

  • 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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