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

What is Trojan:Win32/Occamy.C41 infection?

In this short article you will discover concerning the meaning of Trojan:Win32/Occamy.C41 and also its negative influence on your computer system. Such ransomware are a type of malware that is specified by on-line fraudulences to require paying the ransom by a sufferer.

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In the majority of the cases, Trojan:Win32/Occamy.C41 infection will certainly advise its victims to start funds move for the objective of counteracting the modifications that the Trojan infection has introduced to the target’s gadget.

Trojan:Win32/Occamy.C41 Summary

These alterations can be as adheres to:

  • Executable code extraction;
  • A process attempted to delay the analysis task.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Sniffs keystrokes;
  • Installs itself for autorun at Windows startup;
  • Anomalous binary characteristics;
  • Ciphering the papers located on the target’s hard disk drive — so the sufferer can no longer make use of the information;
  • Preventing routine accessibility to the target’s workstation;


One of the most regular networks through which Trojan:Win32/Occamy.C41 Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that hosts a malicious software application;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s PC or protect against the device from working in a proper manner – while likewise placing a ransom note that points out the demand for the targets to impact the payment for the function of decrypting the records or bring back the data system back to the first condition. In the majority of circumstances, the ransom note will certainly come up when the client reboots the PC after the system has already been damaged.

Trojan:Win32/Occamy.C41 distribution networks.

In different edges of the globe, Trojan:Win32/Occamy.C41 expands by leaps and bounds. However, the ransom money notes and techniques of obtaining the ransom amount might differ depending on specific neighborhood (regional) settings. The ransom money notes and methods of extorting the ransom money amount may vary depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having discovered some unlicensed applications made it possible for on the victim’s tool. The sharp after that requires the individual to pay the ransom.

    Faulty declarations regarding illegal web content.

    In countries where software application piracy is less prominent, this approach is not as effective for the cyber fraudulences. Alternatively, the Trojan:Win32/Occamy.C41 popup alert might incorrectly assert to be stemming from a law enforcement institution and will certainly report having located youngster pornography or other unlawful information on the gadget.

    Trojan:Win32/Occamy.C41 popup alert might incorrectly assert to be obtaining from a legislation enforcement organization and will certainly report having located kid porn or various other prohibited data on the gadget. The alert will in a similar way consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 2786D492
md5: f0f36c8556c8af12a884165b74494466
name: F0F36C8556C8AF12A884165B74494466.mlw
sha1: d3488380cf740f4c295938146124a9e21174328a
sha256: 41521bb69e3cdfe30133a447925623d55df80dd399027d687dcc021900ffdcc5
sha512: 085fa1f3b38145fb1449abb54c02507657b4a83271b6aa0f830b1f9fe55410962c8b895ec805cf5ec544b4fc570dfb04b3cc99036b5a493526c247e19c03c2b6
ssdeep: 6144:nCnUH1W2Ds/RHLclfU6vKKz/F2Jurv+HEgw999yq5Kz87c1haXhZRfU6vhm:nCn12DcaC2KU92ZEguk4Kz4c1hQ3+2h
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: 20
FileVersion: 5.01.0001
CompanyName: P
ProductName: Bit
ProductVersion: 5.01.0001
OriginalFilename: 20.exe

Trojan:Win32/Occamy.C41 also known as:

K7AntiVirusNetWorm ( 700000151 )
K7GWNetWorm ( 700000151 )
ESET-NOD32a variant of Win32/VB.OTF
EmsisoftGeneric.Ransom.BitcoinX2.3D4C23E4 (B)
MAXmalware (ai score=100)

How to remove Trojan:Win32/Occamy.C41 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:Win32/Occamy.C41 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:Win32/Occamy.C41 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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