What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Backdoor:Win32/Farfli.BW infection?

In this article you will certainly locate regarding the definition of Backdoor:Win32/Farfli.BW and its adverse effect on your computer. Such ransomware are a kind of malware that is elaborated by online frauds to demand paying the ransom money by a victim.

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Most of the cases, Backdoor:Win32/Farfli.BW virus will certainly instruct its sufferers to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has introduced to the victim’s gadget.

Backdoor:Win32/Farfli.BW Summary

These alterations can be as adheres to:

  • Executable code extraction;
  • Attempts to connect to a dead IP:Port (2 unique times);
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data.;
  • Attempts to modify proxy settings;
  • Anomalous binary characteristics;
  • Ciphering the files located on the sufferer’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine accessibility to the target’s workstation;

Related domains: W32/Filecoder.FV!tr.ransom W32/Filecoder.FV!tr.ransom W32/Filecoder.FV!tr.ransom W32/Filecoder.FV!tr.ransom


One of the most common channels where Backdoor:Win32/Farfli.BW are injected are:

  • By ways of phishing e-mails;
  • As a consequence of user winding up on a resource that hosts a destructive software;

As quickly as the Trojan is effectively injected, it will either cipher the data on the target’s PC or avoid the device from functioning in a correct fashion – while likewise putting a ransom money note that discusses the demand for the victims to effect the payment for the function of decrypting the files or recovering the documents system back to the initial problem. In a lot of instances, the ransom note will come up when the customer reboots the PC after the system has actually already been harmed.

Backdoor:Win32/Farfli.BW circulation channels.

In various corners of the world, Backdoor:Win32/Farfli.BW expands by leaps and bounds. However, the ransom notes and also techniques of extorting the ransom money amount might vary relying on specific regional (local) settings. The ransom notes and methods of obtaining the ransom amount might differ depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software application.

    In specific locations, the Trojans frequently wrongfully report having actually discovered some unlicensed applications made it possible for on the target’s tool. The alert after that requires the customer to pay the ransom money.

    Faulty statements regarding illegal material.

    In countries where software program piracy is much less prominent, this approach is not as reliable for the cyber scams. Alternatively, the Backdoor:Win32/Farfli.BW popup alert may wrongly assert to be stemming from a police institution as well as will report having situated youngster porn or various other prohibited information on the device.

    Backdoor:Win32/Farfli.BW popup alert may incorrectly declare to be obtaining from a law enforcement institution as well as will certainly report having situated youngster pornography or other prohibited data on the device. The alert will likewise consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 5169EE88
md5: 18786c3e9c610d61c138e01625a16c35
name: 18786C3E9C610D61C138E01625A16C35.mlw
sha1: fa252a4bd2bf13aec8c9cc0f9ef3a635ed86c607
sha256: cf503c87b808b6eb151fbeba161a1edf55dc9d7585def926653ad4023b1cbfae
sha512: 6bc8df00f13e81b20d4a192976922ad02de29a5b79000d647d4774de0bc57e9aa69c32bd1831b548d2030ed539fa4e7f78bb7a06e700e37cb9da194cd459a2fe
ssdeep: 49152:kmVvN8VEjtLTjPUrvBo+6otzvyyW3Wu8qV8z:/KIt3wTO+6ybyvWu8qV
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/Farfli.BW also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0052c8a31 )
Lionic Trojan.Win32.Hupigon.m!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Trojan.Heur.JP.4DW@aibWfmnb
Cylance Unsafe
Zillya Backdoor.Hupigon.Win32.196348
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Backdoor:Win32/Farfli.7b9a98d0
K7GW Trojan ( 0052c8a31 )
Cybereason malicious.e9c610
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Farfli.ARN
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Zegost-7495611-0
Kaspersky Backdoor.Win32.Hupigon.axbr
BitDefender Gen:Trojan.Heur.JP.4DW@aibWfmnb
NANO-Antivirus Virus.Win32.Gen-Crypt.ccnc
MicroWorld-eScan Gen:Trojan.Heur.JP.4DW@aibWfmnb
Tencent Win32.Backdoor.Hupigon.Dyqq
Ad-Aware Gen:Trojan.Heur.JP.4DW@aibWfmnb
Sophos Mal/Generic-S
Comodo Malware@#1vdutmc4itw6a
BitDefenderTheta AI:Packer.9057289A1F
VIPRE Trojan-Dropper.Win32.Resdro.b (v) (not malicious)
Emsisoft Gen:Trojan.Heur.JP.4DW@aibWfmnb (B)
SentinelOne Static AI – Malicious PE
Jiangmin Backdoor.Hupigon.vp
Avira HEUR/AGEN.1127530
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Backdoor:Win32/Farfli.BW
GData Gen:Trojan.Heur.JP.4DW@aibWfmnb
McAfee BackDoor-EXZ
MAX malware (ai score=81)
VBA32 MalwareScope.Trojan-PSW.Game.16
Malwarebytes Malware.AI.2045708443
Panda Trj/CI.A
Rising [email protected] (RDML:O7mmFmdOC8rfJgVXZ0gLaA)
Yandex Backdoor.Hupigon!W5vB0bbN/gY
Ikarus Virus.Win32.Heur
Fortinet W32/Filecoder.FV!tr.ransom
AVG Win32:Malware-gen

How to remove Backdoor:Win32/Farfli.BW ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Backdoor:Win32/Farfli.BW files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Backdoor:Win32/Farfli.BW you can always ask me in the comments for getting help.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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