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

What is Win32/TrojanDownloader.Autoit.PEN infection?

In this article you will locate concerning the interpretation of Win32/TrojanDownloader.Autoit.PEN as well as its negative influence on your computer system. Such ransomware are a type of malware that is specified by on the internet fraudulences to demand paying the ransom money by a victim.

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In the majority of the situations, Win32/TrojanDownloader.Autoit.PEN virus will certainly instruct its targets to initiate funds move for the function of neutralizing the changes that the Trojan infection has presented to the victim’s tool.

Win32/TrojanDownloader.Autoit.PEN Summary

These alterations can be as follows:

  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Attempts to connect to a dead IP:Port (6 unique times);
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Attempts to modify proxy settings;
  • Ciphering the papers situated on the target’s disk drive — so the victim can no longer utilize the data;
  • Preventing normal accessibility to the victim’s workstation;

Related domains:



The most common channels where Win32/TrojanDownloader.Autoit.PEN Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of user ending up on a source that holds a destructive software;

As soon as the Trojan is effectively infused, it will either cipher the information on the victim’s PC or prevent the tool from working in an appropriate manner – while also placing a ransom money note that discusses the demand for the victims to effect the repayment for the objective of decrypting the documents or restoring the file system back to the initial condition. In a lot of instances, the ransom note will come up when the client reboots the COMPUTER after the system has currently been damaged.

Win32/TrojanDownloader.Autoit.PEN circulation channels.

In numerous edges of the world, Win32/TrojanDownloader.Autoit.PEN expands by jumps and also bounds. However, the ransom money notes as well as methods of obtaining the ransom quantity might vary relying on specific local (regional) setups. The ransom money notes and also methods of obtaining the ransom quantity may vary depending on certain neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having actually detected some unlicensed applications allowed on the target’s tool. The alert after that demands the individual to pay the ransom money.

    Faulty statements about illegal web content.

    In nations where software piracy is much less popular, this technique is not as effective for the cyber scams. Alternatively, the Win32/TrojanDownloader.Autoit.PEN popup alert might incorrectly claim to be deriving from a law enforcement institution as well as will report having situated youngster porn or other illegal information on the device.

    Win32/TrojanDownloader.Autoit.PEN popup alert might incorrectly declare to be obtaining from a legislation enforcement establishment and also will certainly report having situated child porn or other illegal information on the tool. The alert will similarly contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 2D08EF2E
md5: 5dee264e7b7d41cb0f579860a618c144
name: 5DEE264E7B7D41CB0F579860A618C144.mlw
sha1: 9c7aaab804bf2416e7e2ca87cd088305fdef8b29
sha256: e9714695528eb1f8786fe8a7250f952f23b3205a4e2a60073668717eb2f5dc2b
sha512: f2e1a598eec682a027ca6e69ca8395de9dd7a2420b20b44a5c5dda5ab45ece96223c476ed0b412220e20f91fd02981bfa06bdd31cd17d9bfd0c36826b8f3d88c
ssdeep: 6144:S4XrK9PX7Fp6Gh2wWRGl0EDDf1PisZQ5rAGQwg1QtP1f4paaYlsdcaMJEdbI0Pz:JXe9PPlowWX0t6mOQwg1Qd15CcYk0We
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Translation: 0x0809 0x04b0

Win32/TrojanDownloader.Autoit.PEN also known as:

SymantecTrojan Horse
SophosMal/Generic-S + Troj/Inject-HBF
EmsisoftTrojan.GenericKD.46876408 (B)
MAXmalware (ai score=82)

How to remove Win32/TrojanDownloader.Autoit.PEN 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 Win32/TrojanDownloader.Autoit.PEN 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 Win32/TrojanDownloader.Autoit.PEN 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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