Backdoor.Farfli

What is Backdoor.Farfli infection?

In this short article you will certainly locate regarding the definition of Backdoor.Farfli and its adverse influence on your computer. Such ransomware are a type of malware that is specified by on-line fraudulences to demand paying the ransom money by a sufferer.

In the majority of the situations, Backdoor.Farfli ransomware will certainly instruct its sufferers to initiate funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the victim’s tool.

Backdoor.Farfli Summary

These adjustments can be as adheres to:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • Possible date expiration check, exits too soon after checking local time;
  • Expresses interest in specific running processes;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Installs itself for autorun at Windows startup.

    There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a copy of itself;
  • Ciphering the documents found on the sufferer’s hard disk — so the victim can no longer use the information;
  • Preventing routine access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
t.nxxxn.ga BehavesLike.Win32.Vundo.mc

Backdoor.Farfli

One of the most typical channels through which Backdoor.Farfli are injected are:

  • By means of phishing e-mails;
  • As an effect of user ending up on a source that holds a harmful software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or stop the gadget from working in a proper fashion – while likewise placing a ransom note that mentions the demand for the sufferers to impact the payment for the objective of decrypting the records or recovering the documents system back to the initial problem. In a lot of instances, the ransom note will show up when the customer restarts the COMPUTER after the system has currently been damaged.

Backdoor.Farfli distribution channels.

In different edges of the world, Backdoor.Farfli grows by jumps as well as bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom amount may differ depending on certain local (local) settings. The ransom notes as well as tricks of obtaining the ransom quantity might vary depending on specific local (regional) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In particular areas, the Trojans typically wrongfully report having detected some unlicensed applications allowed on the sufferer’s tool. The sharp after that demands the user to pay the ransom money.

    Faulty statements about unlawful material.

    In countries where software program piracy is much less preferred, this approach is not as efficient for the cyber scams. Conversely, the Backdoor.Farfli popup alert might falsely declare to be deriving from a law enforcement institution and also will certainly report having located youngster pornography or various other illegal data on the gadget.

    Backdoor.Farfli popup alert might incorrectly claim to be obtaining from a law enforcement institution as well as will report having located kid porn or various other unlawful information on the tool. The alert will similarly include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 15920A1Cmd5: 099b5eb82dfaa84feb2ccc21b2cc0a37name: SQLIOMDSD.exesha1: 73d70100bbed9a4f3a6a050a6f38132dddbebbd6sha256: f3fe8cdc912023aee44d447a48fa498c4a51d47dd3bd599f8ee529c87f7564b9sha512: e54b448876216f94e3cc5c02d8daff9e23dde37d2071b7a0191324b712ebbea7530f696bb1fd690d7cd5810e2c2c04f3ac5e829a53bfe3584932450d685ea652ssdeep: 384:S/dxXkROvwuK76kNQexc+v2PVGsa1IJyGxsTKV9K2fId1F7vvxlLYe:S/v0wWzHc+v2Pssa1pGyTdF7Dbtype: MS-DOS executable, MZ for MS-DOS

Version Info:

LegalCopyright: (C) 360.cn Inc. All Rights Reserved.InternalName: 360DnsOptFileVersion: 1.0.0.1058CompanyName: 360x4e92x8054x7f51x5b89x5168x4e2dx5fc3ProductName: 360x5b89x5168x536bx58ebProductVersion: 1.0.0.1058FileDescription: 360x5b89x5168x536bx58eb DNSx4f18x9009OriginalFilename: 360DnsOpt.exeTranslation: 0x0804 0x04b0

Backdoor.Farfli also known as:

Bkav W32.FarfliS9BR.Trojan
MicroWorld-eScan GenPack:Generic.Zegost.3.E594680F
FireEye Generic.mg.099b5eb82dfaa84f
CAT-QuickHeal Trojan.GenericPMF.S7517963
McAfee Trojan-INV
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 004d57481 )
BitDefender GenPack:Generic.Zegost.3.E594680F
K7GW Trojan ( 004d57481 )
Cybereason malicious.82dfaa
TrendMicro BKDR_ZEGOST.SM40
BitDefenderTheta AI:Packer.61EA0E2F1F
F-Prot W32/Farfli.BA.gen!Eldorado
ESET-NOD32 Win32/Agent.QJH
Baidu Win32.Trojan.Agent.atj
TrendMicro-HouseCall BKDR_ZEGOST.SM40
Avast Win32:Dropper-ODE [Drp]
ClamAV Win.Malware.Zegost-6919579-0
GData GenPack:Generic.Zegost.3.E594680F
Kaspersky Trojan.Win32.Agent.xadaxg
Rising Backdoor.Farfli!8.B4 (RDMK:cmRtazpoM09m/abG5KasoNrpNyO8)
Endgame malicious (high confidence)
Emsisoft GenPack:Generic.Zegost.3.E594680F (B)
Comodo TrojWare.Win32.PSW.GamePass.F@35ift2
F-Secure Trojan.TR/Crypt.XPACK.Gen
DrWeb BackDoor.Spy.2436
Zillya Trojan.Agent.Win32.1126264
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Vundo.mc
SentinelOne DFI – Malicious PE
Trapmine malicious.high.ml.score
CMC Virus.Win32.Sality!O
Sophos Mal/Behav-024
APEX Malicious
Cyren W32/Farfli.BA.gen!Eldorado
Jiangmin Trojan/Generic.bcjgw
Webroot W32.Malware.Mlpe
Avira TR/Crypt.XPACK.Gen
Microsoft Backdoor:Win32/Zegost.CD!bit
Arcabit GenPack:Generic.Zegost.3.E594680F
AhnLab-V3 Backdoor/Win32.RL_Zegost.R289802
ZoneAlarm Trojan.Win32.Agent.xadaxg
TACHYON Backdoor/W32.Farfli.22528.B
Acronis suspicious
VBA32 BScope.Trojan.Agent
ALYac GenPack:Generic.Zegost.3.E594680F
MAX malware (ai score=88)
Ad-Aware GenPack:Generic.Zegost.3.E594680F
Malwarebytes Backdoor.Farfli
Panda Trj/Genetic.gen
Zoner Trojan.Win32.68809
Tencent Malware.Win32.Gencirc.10b0c2af
Yandex Backdoor.Farfli!S9/WFy1iLOU
Ikarus Trojan.Win32.Agent
Fortinet W32/Agent.QJH!tr
AVG Win32:Dropper-ODE [Drp]
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 HEUR/QVM18.1.AF9B.Malware.Gen

How to remove Backdoor.Farfli ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

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

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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