Categories: Malware

About “Win32/Farfli.BGB” infection

The Win32/Farfli.BGB 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/Farfli.BGB virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Possible date expiration check, exits too soon after checking local time
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Network activity contains more than one unique useragent.
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to modify proxy settings
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz
api.wisemansupport.com
125354013.qzone.qq.com
ocsp.dcocsp.cn
crl3.digicert.com
crl4.digicert.com
i.qq.com
ocsp.digicert.cn

How to determine Win32/Farfli.BGB?


File Info:

crc32: 23B66F6Emd5: ebf1d6c2d7c76f53be410d3667def82fname: EBF1D6C2D7C76F53BE410D3667DEF82F.mlwsha1: da90432297c1ac71c85886d79ea8e0fd71c667e1sha256: 18674c1ec0a9c7d0d0224b259891044cf4306e76565876c43a8a749c2a5c2eb5sha512: fe5be84ee693e8479794f8688b01569a07628e5e11a464320437d0dba4995ce03d0ea644ae8c57d58954dedb2c6c0bb743b6cf07319ed3c90913e2b6b297e29essdeep: 6144:RYly+9ZSSnDNF/JAndHWbAZ8Q4XjkRqWuVRGc/GUO+KFe7xeZjahN3:RYly+9ZSoNFGnd20Z8zTrdGcOj+Kkhntype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright ?2013-2016 Weuriory Inc. All rights reserved. InternalName: Cstrasddzfm.exeFileVersion: 21, 0, 0, 3354CompanyName: Weuriory Inc. FileOpenName: Cstrasddzfm.exeProductName: Vrtjcpp,risoeuosProductVersion: 15, 12, 1, 2254FileDescription: Vdticoa Morutox Mpe9tizz MonitorOriginalFilename: Cstrasddzfm.exeTranslation: 0x0409 0x04e4

Win32/Farfli.BGB also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
Qihoo-360 HEUR/QVM16.0.Malware.Gen
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.4!c
Sangfor Malware
K7AntiVirus Trojan ( 004be8381 )
K7GW Trojan ( 004be8381 )
Cybereason malicious.297c1a
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky not-a-virus:AdWare.Win32.CloverPlus.ny
NANO-Antivirus Trojan.Win32.TrjGen.dtscwu
Comodo TrojWare.Win32.Trojan.XPACK.Gen@2ho5ur
F-Secure Heuristic.HEUR/AGEN.1100329
DrWeb Trojan.Rootkit.22080
McAfee-GW-Edition BehavesLike.Win32.Dropper.dc
FireEye Generic.mg.ebf1d6c2d7c76f53
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Injector
Avira HEUR/AGEN.1100329
Antiy-AVL Trojan/Win32.TSGeneric
Kingsoft Win32.Troj.Undef.(kcloud)
ZoneAlarm not-a-virus:AdWare.Win32.CloverPlus.ny
Microsoft Trojan:Win32/Dynamer!ac
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Banki.R155647
McAfee Artemis!EBF1D6C2D7C7
MAX malware (ai score=100)
VBA32 BScope.Trojan.KillFiles
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
ESET-NOD32 Win32/Farfli.BGB
Rising Trojan.Win32.Generic.18DD36B7 (C64:YzY0Oonlu8Gu9nkc)
Yandex Trojan.GenAsa!Kagn7h7BFcc
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Generik.JPSEQGR!tr
BitDefenderTheta Gen:NN.ZexaF.34804.sC0@a4LEb!ii
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_60% (D)
MaxSecure Trojan.Malware.300983.susgen

How to remove Win32/Farfli.BGB?

  • 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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