Written by Robert Bailey

What is Backdoor:Linux/Gafgyt.A!MTB infection?

In this short article you will locate about the definition of Backdoor:Linux/Gafgyt.A!MTB and also its unfavorable influence on your computer. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom money by a target.

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In the majority of the instances, Backdoor:Linux/Gafgyt.A!MTB ransomware will advise its targets to start funds move for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the target’s tool.

Backdoor:Linux/Gafgyt.A!MTB Summary

These alterations can be as follows:

  • Reads data out of its own binary image;
  • Network activity detected but not expressed in API logs;
  • Appends a known encryptJJS ransomware file extension to files that have been encrypted;
  • Ciphering the documents situated on the victim’s hard disk drive — so the sufferer can no longer use the information;
  • Preventing normal accessibility to the victim’s workstation;

Related domains: Generic.Ransom.BlackKingdom.ACC0B5B4 Generic.Ransom.BlackKingdom.ACC0B5B4


The most common channels through which Backdoor:Linux/Gafgyt.A!MTB are infused are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a source that hosts a malicious software application;

As soon as the Trojan is successfully injected, it will either cipher the data on the sufferer’s PC or protect against the device from functioning in a proper fashion – while additionally putting a ransom money note that states the need for the sufferers to effect the repayment for the function of decrypting the documents or bring back the documents system back to the preliminary condition. In many instances, the ransom money note will certainly show up when the client restarts the COMPUTER after the system has already been harmed.

Backdoor:Linux/Gafgyt.A!MTB circulation channels.

In various corners of the globe, Backdoor:Linux/Gafgyt.A!MTB grows by leaps and bounds. Nonetheless, the ransom money notes and also methods of extorting the ransom money amount might vary relying on particular local (local) setups. The ransom money notes as well as techniques of extorting the ransom quantity might vary depending on particular neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software.

    In certain areas, the Trojans frequently wrongfully report having spotted some unlicensed applications made it possible for on the victim’s tool. The alert then requires the user to pay the ransom money.

    Faulty declarations about unlawful web content.

    In nations where software piracy is much less popular, this method is not as reliable for the cyber frauds. Additionally, the Backdoor:Linux/Gafgyt.A!MTB popup alert may incorrectly assert to be stemming from a law enforcement organization and will report having located youngster porn or other unlawful information on the tool.

    Backdoor:Linux/Gafgyt.A!MTB popup alert may falsely claim to be acquiring from a law enforcement organization and will report having located child pornography or other prohibited information on the device. The alert will likewise contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 46DAED36
md5: 9bb3e77f3a2b7329ca41979a783996ae
name: 9BB3E77F3A2B7329CA41979A783996AE.mlw
sha1: fb4d3e1fe06bab2bb9255f18b1e8e079fbf6de06
sha256: 08124c7d2c97ffd108f1b7c9bba86aaeff5a41d16c77fcf11b3a8c9504f93424
sha512: d1c4567034e479956c43660c4553d8aff2242dae7c414900747cdb0d59ace891bdf5774474e8509a8c33291dbf13561bfadd4758d77d2f60ae8e9cb262a08bf1
ssdeep: 196608:ogGM6uTRTIMz9n+UkL8gNs2It/otQgZ4+1rX8pHsegYqb4Da7t:ogGJKRTI+n+UK8gZGst1r1eSb4e7t
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Linux/Gafgyt.A!MTB also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Generic.Ransom.BlackKingdom.ACC0B5B4
CAT-QuickHeal Trojan.IGENERIC
ALYac Trojan.Ransom.Filecoder
Malwarebytes Ransom.FileCryptor
AegisLab Trojan.Win32.Alien.j!c
Sangfor Malware
K7AntiVirus Trojan ( 005548621 )
Alibaba Ransom:Win32/Alien.39a8f76e
K7GW Trojan ( 005548621 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Ransom.SBJG-2201
Symantec ML.Attribute.HighConfidence
APEX Malicious
BitDefender Generic.Ransom.BlackKingdom.ACC0B5B4
Tencent Malware.Win32.Gencirc.11b17c94
Ad-Aware Generic.Ransom.BlackKingdom.ACC0B5B4
Sophos Mal/Generic-S
Comodo Malware@#1gfezwax3l66e
F-Secure Trojan.TR/Ransom.mfjrc
DrWeb Trojan.Encoder.33173
TrendMicro Ransom_Alien.R03FC0PKM20
FireEye Generic.Ransom.BlackKingdom.ACC0B5B4
Emsisoft Generic.Ransom.BlackKingdom.ACC0B5B4 (B)
Ikarus Trojan-Ransom.FileCrypter
Avira TR/Ransom.mfjrc
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Backdoor:Linux/Gafgyt.A!MTB
Arcabit Generic.Ransom.BlackKingdom.ACC0B5B4
ViRobot Trojan.Win32.Z.Ransom.10422611
GData Generic.Ransom.BlackKingdom.ACC0B5B4
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.Generic.C4228891
McAfee Artemis!9BB3E77F3A2B
MAX malware (ai score=89)
VBA32 TrojanPSW.Python
Cylance Unsafe
Panda Trj/CI.A
ESET-NOD32 Python/Filecoder.CL
TrendMicro-HouseCall Ransom_Alien.R03FC0PKM20
Rising Trojan.Generic@ML.96 (RDML:nCVGX9EypX0WbcZQRQa+Ig)
MaxSecure Trojan.Malware.121218.susgen
Fortinet Python/Filecoder.CL!tr
AVG Win32:Trojan-gen
Avast Win32:Trojan-gen
Qihoo-360 Generic/HEUR/QVM10.2.617B.Malware.Gen

How to remove Backdoor:Linux/Gafgyt.A!MTB 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:Linux/Gafgyt.A!MTB 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Backdoor:Linux/Gafgyt.A!MTB you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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