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

Trojan MSIL, also known as Trojan:MSIL or simply MSIL, is a type of malicious software that belongs to the Trojan family of malware. It is written in Microsoft Intermediate Language (MSIL), which is a low-level programming language used by .NET Framework applications.

Trojan MSIL is designed to infiltrate a victim’s computer system, typically through social engineering or exploitation of software vulnerabilities, and then perform various malicious activities. These can include stealing sensitive data, such as login credentials or financial information, installing other malware, and taking remote control of the infected computer.

Trojan MSIL is so dangerous because it is highly customizable, allowing attackers to create new variants that can evade detection by traditional antivirus software. This makes it difficult for security experts to identify and remove the malware.

To protect your computer from Trojan MSIL and other types of malware, it is important to keep your operating system and software up to date with the latest security patches, use a reputable antivirus program, and be cautious when opening email attachments or downloading files from the internet.

What is Trojan.MSIL virus?

In this post you will discover regarding the meaning of Trojan.MSIL and its adverse effect on your computer system. Such ransomware are a kind of malware that is clarified by online fraudulence to require paying the ransom by a target.

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In the majority of the cases, Trojan.MSIL virus will instruct its victims to launch funds move to reduce the effects of the modifications that the Trojan infection has presented to the sufferer’s tool.

Trojan.MSIL Summary

These adjustments can be as follows:

  • The binary likely contains encrypted or compressed data. In this case, encryption hides virus code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution into its Windows operating system. It reveals network activity for all apps and programs that ran on the computer in the past 30 days. This malware hides network activity.
  • Ciphering the documents located on the sufferer’s hard disk — so the target can no more use the information;
  • Preventing routine access to the sufferer’s workstation;


The most regular networks whereby Trojan.MSIL is infused are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that organizes a harmful software application;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the information on the target’s PC or stop the device from operating properly – while likewise placing a ransom note that points out the requirement for the victims to impact the payment for the function of decrypting the files or restoring the file system to the initial condition. In most instances, the ransom money note will show up when the customer reboots the PC after the system has been harmed.

Trojan.MSIL distribution channels.

In various edges of the globe, Trojan.MSIL expands by jumps as well as bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom money quantity might vary depending on particular regional (regional) setups. The ransom notes and techniques for extorting the ransom money amount might vary depending on specific local (regional) setups.

Trojan.MSIL injection

For instance:

    Faulty alerts concerning unlicensed software applications.

    In specific areas, the Trojans frequently wrongfully report having found some unlicensed applications enabled on the target’s tool. The sharp then requires the customer to pay the ransom.

    Faulty declarations about unlawful content.

    In countries where software application piracy is much less preferred, this technique is not as effective for cyber scams. Additionally, the Trojan.MSIL popup alert might wrongly assert deriving from a law enforcement organization and also will report having situated youngster porn or other prohibited information on the gadget.

    Trojan.MSIL popup alert may incorrectly claim to be obtained from a law enforcement establishment and also will report having located youngster pornography or various other prohibited data on the device. The alert will similarly have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 8BCD96DC
md5: 3ef351e00ada3ac2bf2e9e85c8cd7225
name: logs.exe__loader
sha1: 079c0613b748bedcc97953c7ba90bba9d605dbb8
sha256: f477140d365fd670fd01e38d5c2c2012d837ee638f036e88b9e7b86dd5d631a9
sha512: 26218fbb7d884a84e1afed14389c89f776f792e09ca3f00732f4c8a1f3efd8d788433383e004636be10cbeaad58c3fffa5588ae167f8fc4a367fb167e9dff1a0
ssdeep: 6144:naF9UIJA9bWu2HO2J8RsortP2qV81ks6B7WCJsMDOBr4:naF9UII2HOs8v21CqMCBr4
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2014
Assembly Version:
InternalName: PhotoViewer.exe
ProductName: PhotoViewer
FileDescription: PhotoViewer
OriginalFilename: PhotoViewer.exe

Trojan.MSIL, also known as:

K7AntiVirusTrojan ( 0056170f1 )
K7GWTrojan ( 0056170f1 )
AvastWin32:RansomX-gen [Ransom]
RisingTrojan.Fsysna!8.5F2 (CLOUD)
EmsisoftGen:Variant.MSILPerseus.210130 (B)
MAXmalware (ai score=87)
ESET-NOD32a variant of MSIL/Kryptik.UVU
AVGWin32:RansomX-gen [Ransom]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Trojan.MSIL virus?

Unwanted application has often come with other viruses and spyware. This threat can steal account credentials or crypt your documents for ransom.
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The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, and find and neutralize all suspicious processes.2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When the 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 allowing GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press the “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.MSIL files and other malicious programs. This process can take 20-30 minutes, so I suggest you periodically check on the status of the scan process.

Trojan.MSIL 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 the “Clean Now” button in the right corner.

Trojan.MSIL Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offers real-time protection for the first two days. If you want to be fully protected at all times – I can recommend you to purchase a full version:

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If the guide doesn’t help you to remove Trojan.MSIL You can always ask me in the comments for 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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