Categories: Malware

About “MSIL/Kryptik.AACH” infection

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

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Detected script timer window indicative of sleep style evasion
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Sniffs keystrokes
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Creates a copy of itself

How to determine MSIL/Kryptik.AACH?


File Info:

crc32: F087A22Amd5: 97aa9a2cc76d429a294fc78aa53be558name: 97AA9A2CC76D429A294FC78AA53BE558.mlwsha1: d8366313f055b56f03f394785fb997defb9ab5cbsha256: aa75348f2d473120ade2b3b4793d197fd3644e8b0d7e24b2fcc6a6a1593ad829sha512: 159be92f99535a5f4805361b46126306f6ce8ebac0ba979fd9321832085688c24c59ab51814865f2813a26dcf82f6a4e4ac8b4a0dd70429db3a585e5be987089ssdeep: 12288:GWVR0kuhuz0GOeDirMXb02uh1AE0YNWTmncF+xRF9:DTbAVO0L/AvqimnJtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: 2005 2017 xa9 Screaming Bee Inc. All rights reserved.Assembly Version: 2.9.0.0InternalName: Hash.exeFileVersion: 2.9.0.0CompanyName: Screaming BeeLegalTrademarks: Comments: Voice Morphing ApplicationProductName: MorphVOXJrProductVersion: 2.9.0.0FileDescription: MorphVOXJrOriginalFilename: Hash.exe

MSIL/Kryptik.AACH also known as:

K7AntiVirus Trojan ( 005796741 )
Elastic malicious (high confidence)
DrWeb Trojan.PackedNET.580
Cynet Malicious (score: 100)
ALYac Backdoor.Remcos.A
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/Kryptik.ali2000016
K7GW Trojan ( 005796741 )
Cybereason malicious.3f055b
Cyren W32/MSIL_Kryptik.DQF.gen!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of MSIL/Kryptik.AACH
APEX Malicious
Avast Win32:RATX-gen [Trj]
Kaspersky HEUR:Backdoor.MSIL.Remcos.gen
BitDefender Trojan.GenericKD.36536345
MicroWorld-eScan Trojan.GenericKD.36536345
Tencent Msil.Backdoor.Remcos.Huzi
Ad-Aware Trojan.GenericKD.36536345
Sophos Mal/Generic-S
Comodo Malware@#2e0ju6bzro42e
BitDefenderTheta Gen:NN.ZemsilF.34628.Lm0@amypgDo
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_FRS.VSNTCJ21
McAfee-GW-Edition BehavesLike.Win32.Generic.jc
FireEye Generic.mg.97aa9a2cc76d429a
Emsisoft Trojan.Crypt (A)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira TR/AD.Remcos.amdhe
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Hack.Undef.(kcloud)
Microsoft Trojan:MSIL/AgentTesla!MTB
Arcabit Trojan.Generic.D22D8019
GData Trojan.GenericKD.36536345
AhnLab-V3 Malware/Win32.Generic.C4384859
McAfee RDN/Generic.hbg
MAX malware (ai score=86)
Malwarebytes Spyware.TelegramBot
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_FRS.VSNTCJ21
Rising Backdoor.Remcos!8.B89E (CLOUD)
Yandex Trojan.AvsArher.bUaQs6
Ikarus Trojan.MSIL.Crypt
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Kryptik.AACH!tr
AVG Win32:RATX-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Remcos.HwMAAz8A

How to remove MSIL/Kryptik.AACH?

  • 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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