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

What is Trojan:Win32/Gatak infection?

In this article you will certainly locate concerning the meaning of Trojan:Win32/Gatak and also its adverse effect on your computer system. Such ransomware are a form of malware that is specified by online frauds to require paying the ransom money by a victim.

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In the majority of the situations, Trojan:Win32/Gatak ransomware will advise its targets to launch funds transfer for the purpose of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s device.

Trojan:Win32/Gatak Summary

These modifications can be as complies with:

  • Network activity detected but not expressed in API logs;
  • Ciphering the files found on the target’s disk drive — so the sufferer can no more utilize the information;
  • Preventing routine access to the target’s workstation;


One of the most regular networks where Trojan:Win32/Gatak Trojans are infused are:

  • By methods of phishing e-mails;
  • As a consequence of user ending up on a source that holds a harmful software program;

As soon as the Trojan is effectively injected, it will either cipher the data on the victim’s PC or prevent the gadget from working in a correct manner – while likewise positioning a ransom note that points out the demand for the victims to impact the payment for the purpose of decrypting the papers or bring back the documents system back to the preliminary condition. In most circumstances, the ransom note will show up when the client reboots the COMPUTER after the system has already been harmed.

Trojan:Win32/Gatak circulation networks.

In numerous corners of the globe, Trojan:Win32/Gatak expands by leaps and also bounds. Nevertheless, the ransom notes and techniques of obtaining the ransom money quantity might vary relying on specific neighborhood (local) settings. The ransom money notes as well as methods of extorting the ransom quantity might vary depending on certain local (local) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s gadget. The alert after that demands the customer to pay the ransom.

    Faulty statements concerning unlawful web content.

    In countries where software piracy is less popular, this method is not as reliable for the cyber fraudulences. Additionally, the Trojan:Win32/Gatak popup alert may wrongly declare to be deriving from a law enforcement institution and will report having situated kid porn or other prohibited information on the gadget.

    Trojan:Win32/Gatak popup alert might wrongly claim to be deriving from a legislation enforcement institution and also will certainly report having located youngster porn or other unlawful data on the tool. The alert will likewise include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 52E67B14
md5: 561b3e729c112da2f00a025bfc82af61
name: 561B3E729C112DA2F00A025BFC82AF61.mlw
sha1: 9be831a9e8ad2798b54746bd5acfe62858e888f0
sha256: 1e37574e006071d011dc462966f489de215f98bd16aaa5a16c318fa145752b04
sha512: ba3ce33457724ddd3fc832c3002380a8aa57a20c5ace43bd2b4061b6a68dc236b618e5aea0c62e84302a7bce72db9940659222d46bceaaa37d48d9c09c1bb193
ssdeep: 24576:Onza4WHtv7PvzTz1tf0ICtN3CZ3dYnjwkHBltaYUaddzLGCXN:obyP0t7U43r8Yldn
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Gatak also known as:

K7AntiVirusTrojan ( 003dd4be1 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CrowdStrikewin/malicious_confidence_60% (D)
K7GWTrojan ( 003dd4be1 )
ESET-NOD32a variant of Win32/Obfuscated.NFE
AvastWin32:MalOb-JL [Cryp]
SophosMal/Generic-S + Mal/Gatak-J
EmsisoftGen:Variant.Cerbu.68763 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=98)
RisingTrojan.Generic@ML.100 (RDML:zr5zH8DVqX5F9Zra9gGdYQ)
AVGWin32:MalOb-JL [Cryp]

How to remove Trojan:Win32/Gatak 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 Trojan:Win32/Gatak 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 Trojan:Win32/Gatak 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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