Categories: Malware

MSIL/Kryptik.OYM removal

The MSIL/Kryptik.OYM 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What MSIL/Kryptik.OYM virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • 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
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Attempts to delete volume shadow copies
  • Installs itself for autorun at Windows startup
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine MSIL/Kryptik.OYM?


File Info:

crc32: 3F6F749Cmd5: cd22427fa3e4440c113e97938b878b61name: CD22427FA3E4440C113E97938B878B61.mlwsha1: 7399fdf59a695ad485896d879d31d9037c91750csha256: 745814224a9c23ecd49041459a215d63178859d2f12abecaf33f788f1797ccd5sha512: 8d104d3a87f0fbd7e02d02ac32e671acb825ee3918758e7d3db7bc2f0e054ad2d9b0fcac40a6998abbe144c78c9aef03262189131a70389c8dab7aa0cffa6db2ssdeep: 6144:CGsg/nPVu1+oPACnU23gWx2r+V4cAVQXHezLpSxCD:lf/nMb3Hx2cAVQ3coxCtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

0: [No Data]

MSIL/Kryptik.OYM also known as:

Elastic malicious (high confidence)
DrWeb Trojan.Encoder.3953
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Crysis
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Gen:Variant.MSIL.Crypt.4
Cybereason malicious.fa3e44
Cyren W32/S-4ae8e800!Eldorado
Symantec Downloader
ESET-NOD32 a variant of MSIL/Kryptik.OYM
APEX Malicious
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
MicroWorld-eScan Gen:Variant.MSIL.Crypt.4
Tencent Win32.Trojan.Generic.Szbe
Ad-Aware Gen:Variant.MSIL.Crypt.4
Sophos Mal/Generic-S
Comodo Malware@#31tv8j9nbbqin
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.CryptDoma.fc
FireEye Generic.mg.cd22427fa3e4440c
Emsisoft Gen:Variant.MSIL.Crypt.4 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Scarsi.bfa
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1138724
Microsoft Trojan:Win32/Occamy.C74
AegisLab Trojan.Win32.Generic.j!c
GData MSIL.Trojan-Ransom.Crysis.A
AhnLab-V3 Trojan/Win32.Crusis.C2602497
McAfee RDN/Ransom.dz
MAX malware (ai score=95)
VBA32 Trojan.Encoder
Malwarebytes Ransom.Crysis
Panda Trj/RansomCrypt.E
Ikarus Trojan.MSIL.Crypt
Fortinet MSIL/Kryptik.OJV!tr
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HxQBEpsA

How to remove MSIL/Kryptik.OYM?

  • 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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