Categories: Malware

What is “Win32/Filecoder.Chimera.A”?

The Win32/Filecoder.Chimera.A 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 Win32/Filecoder.Chimera.A virus can do?

  • Reads data out of its own binary image
  • Network activity detected but not expressed in API logs

How to determine Win32/Filecoder.Chimera.A?


File Info:

crc32: 0DFE644Cmd5: 1f87a027a27d8d6ca02fc93b9b2e02c7name: 1F87A027A27D8D6CA02FC93B9B2E02C7.mlwsha1: 707f2971d7d7d652f7772c13e14aa730ad4c0b84sha256: 402839f739650e7093e86ba33f65ed6729e732c7c096f4267064ff26aa9fd4aesha512: 2f86b3c3037f208f9533243e41142d8784809ab7e19f2aba54c09455fd16ab3b733fd68c99e98147dda5492473a26f9d735c957b85d002b46d90b736c62cf70fssdeep: 6144:nLbii5bkgVuN+xSKV7Wkrsf7LsKR1HXb8R:nXikbkgaISKVq3b8Rtype: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 1999-2010 Igor PavlovInternalName: 7z.sfxFileVersion: 9.20CompanyName: Igor PavlovProductName: 7-ZipProductVersion: 9.20FileDescription: 7z Console SFXOriginalFilename: 7z.sfx.exeTranslation: 0x0409 0x04b0

Win32/Filecoder.Chimera.A also known as:

K7AntiVirus Trojan ( 0055e3ef1 )
Lionic Trojan.Win32.Chimera.j!c
DrWeb Trojan.Encoder.25485
ALYac Gen:Heur.Ransom.REntS.Gen.1
Alibaba Ransom:Win32/Chimera.f4832b50
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.7a27d8
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.Chimera.A
Avast Win32:Crypchim-A [Trj]
Kaspersky Trojan-Ransom.Win32.Chimera.a
BitDefender Gen:Heur.Ransom.REntS.Gen.1
NANO-Antivirus Trojan.Win32.Chimera.eahtgp
MicroWorld-eScan Gen:Heur.Ransom.REntS.Gen.1
Sophos Generic Reputation PUA (PUA)
F-Secure Heuristic.HEUR/AGEN.1106859
BitDefenderTheta Gen:NN.ZedlaF.34142.fq4@a4pxdfj
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CRYPCHIM.CE
McAfee-GW-Edition Artemis!Trojan
FireEye Gen:Heur.Ransom.REntS.Gen.1
Emsisoft Gen:Heur.Ransom.REntS.Gen.1 (B)
SentinelOne Static AI – Malicious SFX
Jiangmin Trojan.Chimera.d
Avira HEUR/AGEN.1106859
eGambit Trojan.Generic
Antiy-AVL Trojan[Ransom]/Win32.Chimera
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Chicrypt.A
Arcabit Trojan.Ransom.REntS.Gen.1
ZoneAlarm Trojan-Ransom.Win32.Chimera.a
GData Win32.Trojan-Ransom.Chimera.A
McAfee Artemis!1F87A027A27D
MAX malware (ai score=89)
VBA32 TrojanDownloader.Agresbeak
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_CRYPCHIM.CE
Rising Trojan.Generic@ML.92 (RDML:fyL65DiJ/zOCgpvHlv+z+w)
Yandex Trojan.Chimera!JZHTgb6TksY
Ikarus PUA.RiskWare.Reflectivepick
Fortinet W32/Generic.AP.3505650!tr
AVG Win32:Crypchim-A [Trj]
Paloalto generic.ml

How to remove Win32/Filecoder.Chimera.A?

  • 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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