Categories: Backdoor

Backdoor:MSIL/Hamaetot!rfn removal guide

The Backdoor:MSIL/Hamaetot!rfn 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Backdoor:MSIL/Hamaetot!rfn virus can do?

  • Executable code extraction
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Creates a copy of itself

How to determine Backdoor:MSIL/Hamaetot!rfn?


File Info:

crc32: B8816FAEmd5: 7da13baa2be2be73146c77b8f8623754name: 7DA13BAA2BE2BE73146C77B8F8623754.mlwsha1: 313c16d023c6ad3379c194c4ece0470818894458sha256: 8ce328d904cff217be0ed6a7d89c1bb40d9ac43cb2bfeec3e2fa9a97d3483b3bsha512: 4eaa3aff8fc02b76cfcd009c43c7d87c4d32fa59a731f9f418b0b5f8bb59a537340dd6dec103cba725dabef02c603003cd7d5781d2efd886e397b375126e08acssdeep: 768:Y3kCrSJbKLCey20MaYPBkE5MCJ9I3bBg3Ozrh+tUTYSlna8OoSkWnhjV25tHM+Y:4UJbKny2VHhWyBhkNk6Otype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 0.0.0.0InternalName: ms.exeFileVersion: 0.0.0.0ProductVersion: 0.0.0.0FileDescription: OriginalFilename: ms.exe

Backdoor:MSIL/Hamaetot!rfn also known as:

K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader14.63533
Cynet Malicious (score: 100)
Cylance Unsafe
Zillya Trojan.Blocker.Win32.30218
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Blocker.084dd6bd
K7GW Riskware ( 0040eff71 )
Cybereason malicious.023c6a
ESET-NOD32 a variant of MSIL/Agent.HD
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.hlfg
NANO-Antivirus Trojan.Win32.Blocker.dufoyw
Tencent Win32.Trojan.Blocker.Aliv
Sophos Mal/Generic-S
Comodo Malware@#3o1p6izu1isr1
BitDefenderTheta Gen:NN.ZemsilF.34608.cm0@aWhy!oi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.pm
FireEye Generic.mg.7da13baa2be2be73
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1115184
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:MSIL/Hamaetot!rfn
AegisLab Trojan.Win32.Blocker.j!c
TACHYON Ransom/W32.DN-Blocker.41472
AhnLab-V3 Malware/Win32.Generic.C1064686
McAfee Artemis!7DA13BAA2BE2
VBA32 Hoax.Blocker
Panda Trj/Chgt.O
Rising Ransom.Blocker!8.12A (CLOUD)
Ikarus Trojan.MSIL.Agent
Fortinet MSIL/Agent.HD!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOQA

How to remove Backdoor:MSIL/Hamaetot!rfn?

  • 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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