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

What is Trojan.Autoit.Winlock infection?

In this post you will certainly find about the definition of Trojan.Autoit.Winlock as well as its adverse impact on your computer system. Such ransomware are a form of malware that is clarified by on the internet scams to demand paying the ransom by a sufferer.

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Most of the situations, Trojan.Autoit.Winlock virus will certainly instruct its sufferers to start funds move for the purpose of counteracting the changes that the Trojan infection has actually introduced to the target’s gadget.

Trojan.Autoit.Winlock Summary

These adjustments can be as follows:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • Authenticode signature is invalid;
  • Harvests cookies for information gathering;
  • Ciphering the records found on the sufferer’s hard drive — so the target can no more utilize the data;
  • Preventing normal access to the target’s workstation;

Related domains:


One of the most regular channels through which Trojan.Autoit.Winlock Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As an effect of user ending up on a resource that holds a malicious software program;

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or stop the tool from functioning in an appropriate way – while likewise putting a ransom note that states the demand for the targets to impact the repayment for the function of decrypting the documents or restoring the data system back to the initial condition. In many circumstances, the ransom note will turn up when the customer reboots the COMPUTER after the system has actually currently been harmed.

Trojan.Autoit.Winlock circulation channels.

In numerous corners of the globe, Trojan.Autoit.Winlock expands by jumps and bounds. Nonetheless, the ransom notes and also methods of obtaining the ransom money quantity might differ depending upon certain local (local) settings. The ransom money notes and tricks of extorting the ransom money amount might differ depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually found some unlicensed applications made it possible for on the victim’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty statements concerning illegal material.

    In countries where software piracy is much less prominent, this approach is not as reliable for the cyber frauds. Alternatively, the Trojan.Autoit.Winlock popup alert may incorrectly declare to be stemming from a police organization and will report having situated child porn or various other illegal information on the tool.

    Trojan.Autoit.Winlock popup alert might wrongly declare to be obtaining from a regulation enforcement institution and also will report having situated kid pornography or other unlawful information on the tool. The alert will in a similar way consist of a need for the user to pay the ransom money.

Technical details

File Info:

name: 505792993541F044FD74.mlw
path: /opt/CAPEv2/storage/binaries/c53bdc03f3738385619aa8353c14bd1106070498ba24a9d69e603b79c4cbd6ea
crc32: 84773CBB
md5: 505792993541f044fd74f02226018286
sha1: 119e00ae7670bcb4eb8c3ba8da42daf101d3a854
sha256: c53bdc03f3738385619aa8353c14bd1106070498ba24a9d69e603b79c4cbd6ea
sha512: dd59f1b0c6a05ba4af0522820b13e03efd354101e860ba110545c06fe288bd01a97afc8c4dfb7b5085938c2a5ee8985c9a7707516831616c8d876279c71a7bab
ssdeep: 12288:Kat0EAH49n8BLE/Fp1+OXia49wOPt1mD0vG5THUu+/gk+T:Ft24sE/H1+OXia56tq0vGyu+/gk+T
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F1D402B176D1C032E52714309DFE9771E978B9312771884BBF900A6E6F31AA2E726743
sha3_384: 77046283da9e609fd8681bdf8574fc371821b269061f5cb5a12e9ded751acfcfd5580214db50893d71eb3da8d7f399cb
ep_bytes: e8f0570000e978feffff8bff558bec56
timestamp: 2013-08-22 13:00:50

Version Info:

0: [No Data]

Trojan.Autoit.Winlock also known as:

K7AntiVirusTrojan ( 700000111 )
K7GWTrojan ( 700000111 )

How to remove Trojan.Autoit.Winlock virus?

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.Autoit.Winlock 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 Trojan.Autoit.Winlock 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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