Categories: Backdoor

Backdoor:Win32/Farfli.BI!MTB removal

The Backdoor:Win32/Farfli.BI!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 Backdoor:Win32/Farfli.BI!MTB virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • CAPE extracted potentially suspicious content
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine Backdoor:Win32/Farfli.BI!MTB?


File Info:

name: A503C99F3ACDF817676D.mlwpath: /opt/CAPEv2/storage/binaries/9606fb7343b1ea49eb7bcf61c85488eb2b42beb46c3460e13dd1bbbe425e08d5crc32: 5B8C6650md5: a503c99f3acdf817676dd8b1e958a534sha1: c4377461ab69bbe605ef793485eb2264e7d8f369sha256: 9606fb7343b1ea49eb7bcf61c85488eb2b42beb46c3460e13dd1bbbe425e08d5sha512: 9de81eef0c69fad84010ac51498064308b0cb3d01bc94dfb88649157a775b474ae6ce8bd05247be26c108edf9efc09ccec1c4397e6bfe3d57ddf62665bf179c7ssdeep: 24576:ugKAwvCXbZpIN/tSmnPaj2EKxSRes3spRK9zQHvWEjOERzOAQ8lzYG5Bpaiy4YPV:fKrCXEIjOeKoMHmqQtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1EAE51910B7009129D8BB21F94BAE726D610DE9D00744E1CB51C85AFEDFF9AF27D3918Asha3_384: 885ac3b89a5674c178e841c3a683bac93b10fdcacbc8348d94de3e20babb3d6548ad20e23114e4ab0fb6a8e7a0fde688ep_bytes: e944be1700e97f4a1300e9ba0c1200e9timestamp: 2022-10-20 15:03:12

Version Info:

CompanyName: FileDescription: sport Microsoft 基础类应用程序FileVersion: 1, 0, 0, 1InternalName: sportLegalCopyright: 版权所有 (C) 2009LegalTrademarks: OriginalFilename: sport.EXEProductName: sport 应用程序ProductVersion: 1, 0, 0, 1Translation: 0x0804 0x04b0

Backdoor:Win32/Farfli.BI!MTB also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Tedy.181348
FireEye Gen:Variant.Tedy.181348
ALYac Gen:Variant.Tedy.181348
Sangfor Trojan.Win32.Injector.BLQC
BitDefender Gen:Variant.Tedy.181348
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.BLQC
APEX Malicious
Kaspersky Trojan-Ransom.Win32.Blocker.yvrc
Rising Trojan.Generic@AI.86 (RDML:EHZ0sl9QtE8ROfufR7BxYA)
Ad-Aware Gen:Variant.Tedy.181348
Sophos Mal/Generic-S
VIPRE Gen:Variant.Tedy.181348
TrendMicro Ransom_Blocker.R011C0DJN22
McAfee-GW-Edition Artemis!Trojan
Emsisoft Gen:Variant.Tedy.181348 (B)
Ikarus Trojan.Win32.Injector
Jiangmin Heur:Backdoor/Agent
Avira TR/AD.Farfli.ugkdx
Microsoft Backdoor:Win32/Farfli.BI!MTB
Arcabit Trojan.Tedy.D2C464
GData Gen:Variant.Tedy.181348
Google Detected
McAfee Artemis!A503C99F3ACD
MAX malware (ai score=81)
Cylance Unsafe
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Blocker.R011C0DJN22
Tencent Win32.Trojan.Blocker.Gkjl
Fortinet W32/BLQC!tr
BitDefenderTheta Gen:NN.ZexaF.34726.!E0@aCzbURpj
AVG Win32:RATX-gen [Trj]
Avast Win32:RATX-gen [Trj]

How to remove Backdoor:Win32/Farfli.BI!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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