Categories: Ransom

What is “Generic.Ransom.Koolova.1EF44F41”?

The Generic.Ransom.Koolova.1EF44F41 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 Generic.Ransom.Koolova.1EF44F41 virus can do?

  • Executable code extraction
  • Creates RWX memory

How to determine Generic.Ransom.Koolova.1EF44F41?


File Info:

crc32: 64263C24md5: b606e480b5dd09de3a888091a5c99c00name: B606E480B5DD09DE3A888091A5C99C00.mlwsha1: 3f9fd2af6f96b57bf927ed89142bb5657eb92235sha256: 79e07e6b96efdc1d5e9e4f5aee883f8fc60b54b4a835b8744eb25396dfc8ca6asha512: bf435012ded07abdb827e84dc6ca9d32bf73b386e80759b702f79292801149b9ae8cb9c48e6f10ce56ff49e6a862dccd6cc1232625d29c809ec71a33d04f498fssdeep: 768:QBF6AD6WNP/l1KNda/i6GKUdDbv87bpE9:QFjmWNLwd/vpbv87bUtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2015Assembly Version: 1.0.0.0InternalName: DUMB.exeFileVersion: 1.0.0.0CompanyName: LegalTrademarks: Comments: ProductName: DUMBProductVersion: 1.0.0.0FileDescription: DUMBOriginalFilename: DUMB.exe

Generic.Ransom.Koolova.1EF44F41 also known as:

Elastic malicious (high confidence)
DrWeb Trojan.Encoder.15077
Cynet Malicious (score: 99)
ALYac Generic.Ransom.Koolova.1EF44F41
Cylance Unsafe
Cybereason malicious.0b5dd0
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Filecoder.DY
APEX Malicious
Avast Win32:RansomX-gen [Ransom]
Kaspersky UDS:Trojan-Ransom.MSIL.Encoder.gen
BitDefender Generic.Ransom.Koolova.1EF44F41
MicroWorld-eScan Generic.Ransom.Koolova.1EF44F41
Ad-Aware Generic.Ransom.Koolova.1EF44F41
Sophos Mal/Crypdum-A
F-Secure Heuristic.HEUR/AGEN.1133963
BitDefenderTheta Gen:NN.ZemsilF.34670.cm0@au@25Kb
McAfee-GW-Edition Artemis
FireEye Generic.Ransom.Koolova.1EF44F41
Emsisoft Generic.Ransom.Koolova.1EF44F41 (B)
Avira HEUR/AGEN.1133963
Microsoft Ransom:MSIL/FileCoder.PA!MTB
Arcabit Generic.Ransom.Koolova.1EF44F41
ZoneAlarm UDS:DangerousObject.Multi.Generic
GData MSIL.Trojan-Ransom.Filecoder.AN
AhnLab-V3 Trojan/Win32.Occamy.C2499816
McAfee Artemis!B606E480B5DD
MAX malware (ai score=84)
Malwarebytes Trojan.FileCryptor
Rising Trojan.Filecoder!8.68 (TFE:dGZlOgxrSM8oyFlZlg)
Ikarus Trojan.MSIL.Filecoder
Fortinet MSIL/Filecoder.DY!tr.ransom
AVG Win32:RansomX-gen [Ransom]

How to remove Generic.Ransom.Koolova.1EF44F41?

  • 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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