Categories: Trojan

Trojan-Downloader.MSIL.Agent.arkr removal tips

The Trojan-Downloader.MSIL.Agent.arkr 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 Trojan-Downloader.MSIL.Agent.arkr virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Starts servers listening on 127.0.0.1:0
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Detects Sandboxie through the presence of a library
  • Detects Avast Antivirus through the presence of a library
  • Checks for the presence of known windows from debuggers and forensic tools
  • The following process appear to have been packed with Themida: Fri03fdbdca85.exe
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key

Related domains:

hsiens.xyz
c.goatgameh.com

How to determine Trojan-Downloader.MSIL.Agent.arkr?


File Info:

crc32: F711FF98md5: 8a586617cf0fde357a5071dacdb2f392name: 8A586617CF0FDE357A5071DACDB2F392.mlwsha1: 45c4df6d0c14564617a5c478a553221c621ead6fsha256: 905fc43cd12022b5788fee87a8aceead18410c4e4dec8be9793f55100c8a02ddsha512: e9e610946c7016c915d24b4a00a791a4c8877cd25db7adec0cfaed8e591daade7951814e99dcb9a203b8797285c6ca515d7194c52e134a54a2691ae9e64e47aassdeep: 98304:x5UFLhglGm2O0jIrOaSbcbSGV8Y/o+2py3EE8eOFvCodhZ1C+8489h4hBI+jZpos:x6gluuO+VRw+kMEz11C7dh+jo04IxQ9qtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 1999-2018 Igor PavlovInternalName: 7zS.sfxFileVersion: 19.00CompanyName: Igor PavlovProductName: 7-ZipProductVersion: 19.00FileDescription: 7z Setup SFXOriginalFilename: 7zS.sfx.exeTranslation: 0x0409 0x04b0

Trojan-Downloader.MSIL.Agent.arkr also known as:

K7AntiVirus Trojan ( 00588c321 )
Lionic Trojan.MSIL.Agent.a!c
DrWeb Trojan.PWS.Stealer.31077
ClamAV Win.Packed.Barys-9859263-0
CAT-QuickHeal Trojan.Convagent
ALYac Dropped:Trojan.GenericKD.37740765
Cylance Unsafe
Sangfor Trojan.Script.Generic.ky
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Dropped:Trojan.GenericKD.37740765
K7GW Trojan ( 00588c321 )
Cybereason malicious.7cf0fd
Cyren W32/Kryptik.FJN.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 multiple detections
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky Trojan-Downloader.MSIL.Agent.arkr
Alibaba TrojanDownloader:Win32/Fabookie.922e4fe9
NANO-Antivirus Trojan.Win32.Adload.jccqim
MicroWorld-eScan Dropped:Trojan.GenericKD.37740765
Tencent Win32.Trojan.Multiple.Ebgy
Ad-Aware Dropped:Trojan.GenericKD.37740765
Sophos Mal/Generic-R
BitDefenderTheta Gen:NN.ZexaF.34266.xy0@aapzRPdO
TrendMicro TROJ_GEN.R002C0DIO21
McAfee-GW-Edition GenericRXQM-OO!A3D33210D2DA
FireEye Dropped:Trojan.GenericKD.37740765
Emsisoft Dropped:Trojan.GenericKD.37740765 (B)
Jiangmin Trojan.Zapchast.rv
Avira TR/AD.Chapak.qahkq
Antiy-AVL Trojan/Generic.ASMalwS.34A4A36
Kingsoft Win32.Heur.KVMH008.a.(kcloud)
Microsoft Trojan:Win32/Glupteba.QM!MTB
GData MSIL.Trojan-Stealer.Redline.XU3FE5
AhnLab-V3 Trojan/Win.Generic.C4650362
VBA32 Malware-Cryptor.Azorult.gen
MAX malware (ai score=100)
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall TROJ_GEN.R002C0DIO21
Rising Trojan.Starter!1.D93D (CLASSIC:QMDrGVCalKrWuIdqC62mHQ)
Yandex Trojan.Injuke!LhzxPV6d+QQ
Fortinet W32/GenKryptik.FLGE!tr
Panda Trj/CI.A

How to remove Trojan-Downloader.MSIL.Agent.arkr?

  • 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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