Categories: Trojan

About “Trojan:MSIL/Masslogger.AR!MTB” infection

The Trojan:MSIL/Masslogger.AR!MTB 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:MSIL/Masslogger.AR!MTB virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • The binary likely contains encrypted or compressed data.
  • Attempts to remove evidence of file being downloaded from the Internet
  • Executed a process and injected code into it, probably while unpacking
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Creates a copy of itself

How to determine Trojan:MSIL/Masslogger.AR!MTB?


File Info:

crc32: EC26662Amd5: 14a7b5a76507818eddd18ef25e121974name: majicmanz.exesha1: fb91763f2e60ab3d525043d84a0006e9299f9900sha256: bc4798e01ea8d302bcaf10de04ebb8800283a6a2957dc8de48960aad46781f21sha512: c29691f593a987e0ffc2e2b1b7c23b8a0381ed3d753f254b565b55bb8554bdf31e473d79a0cf2349fceef5e9542c19dde9a7120bba9f5ace8e01479d59529211ssdeep: 12288:LOG91q9I6/kVdSC0Dycod+ik4g8ylSoDJYYaj4t1Uy096XmmUcv7:LOG9udWYrE3oDy4osXZvtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 Potential Software 2012Assembly Version: 1.2.0.0InternalName: miVTb.exeFileVersion: 1.2.0.0CompanyName: Potential SoftwareLegalTrademarks: Comments: Abide Halo 2 Map Editor for editing and customizing of Halo Maps.ProductName: Abide - Halo 2 Map EditorProductVersion: 1.2.0.0FileDescription: Abide - Halo 2 Map EditorOriginalFilename: miVTb.exe

Trojan:MSIL/Masslogger.AR!MTB also known as:

MicroWorld-eScan Trojan.MSIL.Agent.EHL
FireEye Generic.mg.14a7b5a76507818e
McAfee RDN/Generic.hbg
Cylance Unsafe
BitDefender Trojan.MSIL.Agent.EHL
Cybereason malicious.f2e60a
F-Prot W32/MSIL_Kryptik.BDP.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:PWSX-gen [Trj]
GData Trojan.MSIL.Agent.EHL
Kaspersky HEUR:Trojan-PSW.MSIL.Agensla.gen
AegisLab Trojan.MSIL.Agensla.i!c
Tencent Win32.Trojan.Inject.Auto
Endgame malicious (high confidence)
Emsisoft Trojan.Crypt (A)
DrWeb Trojan.PWS.Siggen2.52265
Trapmine suspicious.low.ml.score
SentinelOne DFI – Malicious PE
Cyren W32/MSIL_Kryptik.BDP.gen!Eldorado
MAX malware (ai score=84)
Arcabit Trojan.MSIL.Agent.EHL
ZoneAlarm HEUR:Trojan-PSW.MSIL.Agensla.gen
Microsoft Trojan:MSIL/Masslogger.AR!MTB
AhnLab-V3 Trojan/Win32.AgentTesla.R345305
Ad-Aware Trojan.MSIL.Agent.EHL
Malwarebytes Trojan.MalPack.PNG.Generic
Panda Trj/CI.A
ESET-NOD32 a variant of MSIL/Kryptik.WXQ
Rising Trojan.Kryptik!8.8 (CLOUD)
Ikarus Trojan-Spy.MassLogger
Fortinet MSIL/Kryptik.WXQ!tr
AVG Win32:PWSX-gen [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_60% (W)

How to remove Trojan:MSIL/Masslogger.AR!MTB?

  • 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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