What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Trojan:MSIL/Polyransom.psyF!MTB detection usually means that your computer is in big danger. This malware can correctly be named as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Stopping it requires some specific steps that must be taken as soon as possible.
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Trojan:MSIL/Polyransom.psyF!MTB detection is a malware detection you can spectate in your computer. It frequently appears after the provoking activities on your PC – opening the dubious email messages, clicking the advertisement in the Internet or installing the program from dubious sources. From the instance it appears, you have a short time to act until it begins its harmful action. And be sure – it is much better not to await these harmful actions.

What is Trojan:MSIL/Polyransom.psyF!MTB virus?

Trojan:MSIL/Polyransom.psyF!MTB is ransomware-type malware. It looks for the documents on your disk drive, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this malware also does a lot of damage to your system. It changes the networking setups in order to stop you from reading the elimination guidelines or downloading the anti-malware program. In some cases, Trojan:MSIL/Polyransom.psyF!MTB can additionally prevent the launching of anti-malware programs.

Trojan:MSIL/Polyransom.psyF!MTB Summary

In summary, Trojan:MSIL/Polyransom.psyF!MTB ransomware actions in the infected PC are next:

  • Authenticode signature is invalid;
  • Encrypting the documents located on the victim’s drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a horror story for the last 4 years. It is difficult to imagine a more harmful virus for both individual users and businesses. The algorithms utilized in Trojan:MSIL/Polyransom.psyF!MTB (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these bad things without delay – it can take up to several hours to cipher all of your files. Thus, seeing the Trojan:MSIL/Polyransom.psyF!MTB detection is a clear signal that you have to start the clearing procedure.

Where did I get the Trojan:MSIL/Polyransom.psyF!MTB?

Usual methods of Trojan:MSIL/Polyransom.psyF!MTB distribution are common for all other ransomware examples. Those are one-day landing sites where victims are offered to download the free software, so-called bait e-mails and hacktools. Bait emails are a quite modern strategy in malware distribution – you receive the email that mimics some regular notifications about shipments or bank service conditions updates. Within the email, there is a corrupted MS Office file, or a link which leads to the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks fairly uncomplicated, but still needs a lot of focus. Malware can hide in different spots, and it is far better to prevent it even before it goes into your system than to trust in an anti-malware program. Simple cybersecurity knowledge is just an important item in the modern world, even if your interaction with a computer remains on YouTube videos. That may keep you a lot of money and time which you would spend while trying to find a solution.

Trojan:MSIL/Polyransom.psyF!MTB malware technical details

File Info:

name: 854D19F289EC38ED20FF.mlw
path: /opt/CAPEv2/storage/binaries/ffb1cf0925183c7c1511bd6532743e35bc51f5c2266d0df6ca355d2bc9349a66
crc32: E8E61D82
md5: 854d19f289ec38ed20ffd484b5a340ae
sha1: 2cf183948890a0f4edd068a61cf2d45c24ef2f6e
sha256: ffb1cf0925183c7c1511bd6532743e35bc51f5c2266d0df6ca355d2bc9349a66
sha512: d60db698c2324c3e9d9430510bb13bb9ec800bb697ac27138aa54ada37a0d35a692cb79a66d8a7b58e86d78ab856f071c1d60811463d85696f02363761ff472a
ssdeep: 768:zfzq4i2QiASwMAaTsNJnIDpJiV3zqsO9mZydalfuV3lVwS9b4G:zLq4ih7sSJeQFzqr9mOaFufVw8cG
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T12403F91CBAEE415AD4BBEFF86CFC89998DFAE7121405F56B5480070B5D52F80CA4363A
sha3_384: 1543348ed589632586f8920e9143a9d1be9f291d1773b10e7f552db277fbfc7756a5c3f18f456ebe8f1b64422046dd08
ep_bytes: ff250020400000000000000000000000
timestamp: 2023-05-04 18:23:52

Version Info:

Translation: 0x0000 0x04b0
Comments: CmRccService
FileDescription: CmRccService
InternalName: wIig9xJ6AW
OriginalFilename: wIig9xJ6AW
ProductName: CmRccService
Assembly Version:

Trojan:MSIL/Polyransom.psyF!MTB also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 005955001 )
K7GWTrojan ( 005955001 )
ESET-NOD32a variant of MSIL/Agent.VIF
CynetMalicious (score: 100)
AvastWin32:MalwareX-gen [Trj]
EmsisoftIL:Trojan.MSILZilla.23258 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=84)
RisingTrojan.Agent!8.B1E (CLOUD)
AVGWin32:MalwareX-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Trojan:MSIL/Polyransom.psyF!MTB?

Trojan:MSIL/Polyransom.psyF!MTB malware is extremely difficult to erase by hand. It places its documents in a variety of places throughout the disk, and can recover itself from one of the parts. In addition, numerous modifications in the windows registry, networking setups and also Group Policies are really hard to locate and revert to the initial. It is much better to make use of a special app – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for virus elimination goals.

Why GridinSoft Anti-Malware? It is really lightweight and has its databases updated just about every hour. Additionally, it does not have such bugs and vulnerabilities as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware perfect for clearing away malware of any form.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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