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

What is BAT/Disabler.NAC infection?

In this article you will discover concerning the definition of BAT/Disabler.NAC as well as its negative effect on your computer system. Such ransomware are a type of malware that is clarified by online scams to demand paying the ransom by a sufferer.

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Most of the instances, BAT/Disabler.NAC virus will instruct its targets to initiate funds move for the function of neutralizing the modifications that the Trojan infection has actually presented to the sufferer’s gadget.

BAT/Disabler.NAC Summary

These alterations can be as complies with:

  • Possible date expiration check, exits too soon after checking local time;
  • Uses Windows utilities for basic functionality;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the records located on the sufferer’s hard drive — so the victim can no more utilize the information;
  • Preventing normal access to the sufferer’s workstation;

Related domains: Ransom:Win32/Genasom Ransom:Win32/Genasom


One of the most regular channels through which BAT/Disabler.NAC are infused are:

  • By methods of phishing e-mails;
  • As an effect of individual ending up on a resource that organizes a harmful software program;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or avoid the gadget from working in an appropriate fashion – while also positioning a ransom note that states the need for the victims to effect the repayment for the purpose of decrypting the papers or bring back the documents system back to the preliminary problem. In the majority of circumstances, the ransom note will certainly show up when the client restarts the PC after the system has already been damaged.

BAT/Disabler.NAC distribution channels.

In numerous edges of the world, BAT/Disabler.NAC expands by jumps and also bounds. However, the ransom money notes as well as tricks of obtaining the ransom money quantity might differ relying on particular neighborhood (regional) setups. The ransom money notes as well as techniques of obtaining the ransom amount may differ depending on specific regional (local) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In certain areas, the Trojans usually wrongfully report having actually detected some unlicensed applications enabled on the victim’s device. The sharp then demands the individual to pay the ransom.

    Faulty declarations concerning illegal web content.

    In countries where software application piracy is less preferred, this method is not as efficient for the cyber fraudulences. Alternatively, the BAT/Disabler.NAC popup alert may incorrectly declare to be originating from a law enforcement establishment and also will report having situated kid pornography or various other unlawful information on the gadget.

    BAT/Disabler.NAC popup alert may wrongly declare to be acquiring from a law enforcement institution and will certainly report having situated kid pornography or other prohibited data on the device. The alert will likewise have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 34746718
md5: 4d5d28e6f024f4c143ad1d60651eb48c
name: 4D5D28E6F024F4C143AD1D60651EB48C.mlw
sha1: 5e9b24a4a010f51c91dcb0b35feed4cf81da7018
sha256: f214676fae640ccd358e85c582ac1ed185352cad5bdc766f0f81cd2eea66f546
sha512: b35329472c2c10125bae61221ae057ddf5e50c33efac727db3912957df41e79c0988e827a492edaabc3d9af3474bf743c6590e92f2ba69999fa4b1efcb943169
ssdeep: 1536:OHgtlVWd3j8HCfOIwYp/wXujfmyQjInS9Nc+3zryqFm5u01D5ukvonxlo8vZr/n:OHg3cVyCfNwmGrgQTD/1AXGhP
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (xc8fc)Microsoft
InternalName: (xc8fc)Microsoft
FileVersion: 1,0,0,0
CompanyName: (xc8fc)Microsoft
ProductName: (xc8fc)Microsoft
ProductVersion: 1,0,0,0
FileDescription: (xc8fc)Microsoft
Translation: 0x0000 0x04e4

BAT/Disabler.NAC also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 000ee3fc1 )
Lionic Trojan.Win32.Diztakun.4!c
Cynet Malicious (score: 100)
ALYac Trojan.Generic.23209412
Cylance Unsafe
CrowdStrike win/malicious_confidence_60% (D)
Alibaba Trojan:Win32/Diztakun.b7f3a8c9
K7GW Trojan ( 000ee3fc1 )
Cybereason malicious.6f024f
Baidu BAT.Trojan.Disabler.h
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan.Win32.Diztakun.blgk
BitDefender Trojan.Generic.23209412
NANO-Antivirus Trojan.Win32.Diztakun.fkjpxc
MicroWorld-eScan Trojan.Generic.23209412
Tencent Win32.Trojan.Diztakun.Peqf
Ad-Aware Trojan.Generic.23209412
Sophos Mal/Generic-S
Comodo Malware@#1ph14udbly33d
Emsisoft Trojan.Generic.23209412 (B)
Jiangmin TrojanDropper.BATDrop.i
eGambit Unsafe.AI_Score_82%
Antiy-AVL Trojan/Generic.ASMalwS.92C5D1
Microsoft Ransom:Win32/Genasom
ZoneAlarm Trojan.Win32.Diztakun.blgk
GData Trojan.Generic.23209412
AhnLab-V3 Malware/Win32.Generic.C2852114
McAfee Artemis!4D5D28E6F024
MAX malware (ai score=100)
Panda Trj/CI.A
Yandex Trojan.Diztakun!V3mn9SeqdRA
Ikarus Trojan.BAT.Disabler
Fortinet W32/Diztakun.BLGK!tr
AVG FileRepMalware

How to remove BAT/Disabler.NAC 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 BAT/Disabler.NAC 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove BAT/Disabler.NAC 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

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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