Categories: Malware

Should I remove “MSIL/Kryptik.ACJA”?

The MSIL/Kryptik.ACJA 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.ACJA 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.
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Detects the presence of Wine emulator via function name
  • Executed a process and injected code into it, probably while unpacking
  • Creates a hidden or system file
  • Network activity detected but not expressed in API logs
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Detects VMware through the presence of a registry key
  • Creates a copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine MSIL/Kryptik.ACJA?


File Info:

crc32: 3D899B8Amd5: 5905bb54207bcbad09a79ac1b228287dname: 5905BB54207BCBAD09A79AC1B228287D.mlwsha1: b85ea1fb73ca82326e74d7dd5d9e1f83ae37299dsha256: 8da1066696aeab5cb8bfa44fdf59d246b51757eee8ea2b34618d1e75c54c99d8sha512: 98be30715a0c7b317f3d13dac41200a7a47dacaf6013b12aa53e3ad3a18977f1e1116d3b1117e138e012fd3eb3d183d7eacc10244eac5a2fccb5e361ba1fc8e8ssdeep: 24576:qAPp9AR95w0giWlq0CZ1siDrJwZuSUbqP:qAPpKRw0gFYb1si6ZpTtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2018Assembly Version: 1.4.0.0InternalName: ObjectIDGenerat.exeFileVersion: 1.4CompanyName: LegalTrademarks: Comments: ProductName: StarPlayerPCProductVersion: 1.4FileDescription: StarPlayerPCx2122OriginalFilename: ObjectIDGenerat.exe

MSIL/Kryptik.ACJA also known as:

Lionic Trojan.MSIL.Agensla.i!c
Elastic malicious (high confidence)
DrWeb Trojan.PackedNET.964
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Cybereason malicious.b73ca8
Cyren W32/MSIL_Kryptik.EBN.gen!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of MSIL/Kryptik.ACJA
APEX Malicious
Avast Win32:PWSX-gen [Trj]
Kaspersky HEUR:Trojan-PSW.MSIL.Agensla.gen
BitDefender Trojan.GenericKD.37376503
MicroWorld-eScan Trojan.GenericKD.37376503
Ad-Aware Trojan.GenericKD.37376503
Sophos Mal/Generic-S
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.5905bb54207bcbad
Emsisoft Trojan.GenericKD.37376503 (B)
SentinelOne Static AI – Suspicious PE
Avira HEUR/AGEN.1142734
eGambit Unsafe.AI_Score_55%
Microsoft Trojan:Win32/AgentTesla!ml
GData MSIL.Trojan-Stealer.AgentTesla.AIY880
McAfee Artemis!5905BB54207B
MAX malware (ai score=82)
TrendMicro-HouseCall TROJ_GEN.F0D1C00HA21
Yandex Trojan.AvsArher.bTJEKx
Ikarus Win32.SuspectCrc
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/GenKryptik.FIQW!tr
AVG Win32:PWSX-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/TrojanSpy.AgentTesla.HwMALT8A

How to remove MSIL/Kryptik.ACJA?

  • 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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