Categories: Malware

MSIL/Kryptik.AAYD malicious file

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

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Creates a hidden or system file
  • Creates a copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine MSIL/Kryptik.AAYD?


File Info:

crc32: FE4AF971md5: f6ccf43444b249adb50a6c030fc2cf19name: F6CCF43444B249ADB50A6C030FC2CF19.mlwsha1: 7d928e0e82d113bf48778077d75ecbc451bbb538sha256: 4a4c375877077ce8bdc0de664fda9b28a53144330076da325786aef10523762bsha512: dad748019683dd1f4fabd3e6c7bdb75c4b1f0ba2a8d2a8cc9d4d4ef01414c419399becd09d56e2fa79a7235c4249337254e795d9f11aa7a4a8fe65a8e15292d6ssdeep: 12288:FktE/V4+xOqjhZI9zJUPw+RExQaoV48eMixF+MGOtFLzjzE:Cm/V4BqjhZI96PkxNGdVm1HLvtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2017 - 2021Assembly Version: 1.0.0.0InternalName: IValueTupleInternal.exeFileVersion: 1.0.0.0CompanyName: MicrosoftLegalTrademarks: Comments: ProductName: Agent CommonProductVersion: 1.0.0.0FileDescription: Agent CommonOriginalFilename: IValueTupleInternal.exe

MSIL/Kryptik.AAYD also known as:

K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.PackedNET.742
McAfee GenericRXMB-KC!F6CCF43444B2
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
Alibaba TrojanSpy:MSIL/Kryptik.99cc9fc4
K7GW Riskware ( 0040eff71 )
Cybereason malicious.e82d11
Cyren W32/MSIL_Kryptik.EHI.gen!Eldorado
Symantec Trojan.Gen.2
ESET-NOD32 a variant of MSIL/Kryptik.AAYD
Zoner Trojan.Win32.110929
APEX Malicious
Avast Win32:RATX-gen [Trj]
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan-Spy.MSIL.Noon.gen
BitDefender Trojan.GenericKD.46306976
MicroWorld-eScan Trojan.GenericKD.46306976
Ad-Aware Trojan.GenericKD.46306976
Sophos ML/PE-A + Troj/MSIL-RCQ
BitDefenderTheta Gen:NN.ZemsilF.34690.Pm0@airZXxn
McAfee-GW-Edition BehavesLike.Win32.Fareit.jc
FireEye Generic.mg.f6ccf43444b249ad
Emsisoft Trojan.GenericKD.46306976 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.MSIL.Taskun
Avira TR/AD.AgentTesla.cgbbn
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Woreflint.A!cl
GData Trojan.GenericKD.46306976
AhnLab-V3 Trojan/Win.KC.C4475933
MAX malware (ai score=86)
Malwarebytes Malware.AI.2052347513
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_GEN.F0D1C00EG21
Rising Trojan.Woreflint!8.F5EA (CLOUD)
Ikarus Trojan.Inject
Fortinet MSIL/Kryptik.AAXQ!tr
AVG Win32:RATX-gen [Trj]
Paloalto generic.ml

How to remove MSIL/Kryptik.AAYD?

  • 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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