Categories: Backdoor

Backdoor:Win32/Farfli.AX removal

The Backdoor:Win32/Farfli.AX 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:Win32/Farfli.AX virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Anomalous binary characteristics

How to determine Backdoor:Win32/Farfli.AX?


File Info:

crc32: C876B7A3md5: a2c39eafd7f99e40605d8020ba9f7b7ename: A2C39EAFD7F99E40605D8020BA9F7B7E.mlwsha1: 082875a55b258c26a9be1a38a58b95390c188b6fsha256: 870bd52f6aeeba784395b89758dfd4efaf718df37760098c7abd1a453e0b33cesha512: e6ffa343f7dbfd0b758f87cf94f3600601b4a1bb253b7614e7a84fa6b570fbb8c2bb63ad006026a14bcff4a3d8170573419630830e7f06be823fc87f99f0748assdeep: 24576:EwdyXPJqp1yZS/Bze9sVqztbYzueh+4XXRsmGfaDAJ1F+eiPdEmw38K:EwdwPJAsZSw9AXbR1GfqRlEmwMKtype: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

LegalCopyright: x7248x6743x6240x6709 (C) 2005InternalName: MVCSphereFileVersion: 1, 0, 0, 1CompanyName: LegalTrademarks: ProductName: MVCSphere x5e94x7528x7a0bx5e8fProductVersion: 1, 0, 0, 1FileDescription: MVCSphere Microsoft x57fax7840x7c7bx5e94x7528x7a0bx5e8fOriginalFilename: MVCSphere.EXETranslation: 0x0804 0x04b0

Backdoor:Win32/Farfli.AX also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 90)
ALYac DeepScan:Generic.Keylogger.2.D246211D
Cylance Unsafe
CrowdStrike win/malicious_confidence_70% (W)
Cybereason malicious.fd7f99
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HDPV
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender DeepScan:Generic.Keylogger.2.D246211D
MicroWorld-eScan DeepScan:Generic.Keylogger.2.D246211D
Ad-Aware DeepScan:Generic.Keylogger.2.D246211D
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34608.gDNaaq@ukLib
McAfee-GW-Edition BehavesLike.Win32.Injector.tc
FireEye Generic.mg.a2c39eafd7f99e40
Emsisoft DeepScan:Generic.Keylogger.2.D246211D (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1134990
eGambit Unsafe.AI_Score_97%
Microsoft Backdoor:Win32/Farfli.AX
Gridinsoft Pack.Win32.Gen.bot!ep-45894
Arcabit DeepScan:Generic.Keylogger.2.D246211D
GData Win32.Trojan-Spy.Keylogger.TH4XFB
McAfee Artemis!A2C39EAFD7F9
MAX malware (ai score=83)
VBA32 BScope.Backdoor.Farfli
Malwarebytes Malware.Heuristic.1003
Rising Trojan.Kryptik!1.C71D (CLASSIC)
Ikarus Trojan-PWS.Win32.Executant.d
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.HDPV!tr
AVG Win32:Trojan-gen
Qihoo-360 Win32/Backdoor.Farfli.HxIB1j8A

How to remove Backdoor:Win32/Farfli.AX?

  • 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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