What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Trojan:Win32/ButeRat.MA!MTB detection name means that your PC is in big danger. This virus can correctly be named as ransomware – virus which encrypts your files and forces you to pay for their decryption. Stopping it requires some peculiar steps that must be done as soon as possible.
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Trojan:Win32/ButeRat.MA!MTB detection is a malware detection you can spectate in your system. It usually shows up after the provoking activities on your computer – opening the untrustworthy email, clicking the advertisement in the Web or installing the program from unreliable resources. From the moment it appears, you have a short time to take action until it begins its malicious action. And be sure – it is better not to await these destructive effects.

What is Trojan:Win32/ButeRat.MA!MTB virus?

Trojan:Win32/ButeRat.MA!MTB is ransomware-type malware. It searches for the files on your disks, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files inaccessible, this virus additionally does a lot of damage to your system. It changes the networking setups in order to stop you from looking for the removal tutorials or downloading the anti-malware program. Sometimes, Trojan:Win32/ButeRat.MA!MTB can also prevent the launching of anti-malware programs.

Trojan:Win32/ButeRat.MA!MTB Summary

In total, Trojan:Win32/ButeRat.MA!MTB virus activities in the infected system are next:

  • HTTPS urls from behavior.;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Authenticode signature is invalid;
  • Attempts to modify proxy settings;
  • Harvests cookies for information gathering;
  • Encrypting the documents located on the victim’s disk drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware programs

Ransomware has been a headache for the last 4 years. It is challenging to picture a more hazardous virus for both individual users and organizations. The algorithms utilized in Trojan:Win32/ButeRat.MA!MTB (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these terrible things without delay – it can require up to a few hours to cipher all of your documents. Therefore, seeing the Trojan:Win32/ButeRat.MA!MTB detection is a clear signal that you have to begin the elimination procedure.

Where did I get the Trojan:Win32/ButeRat.MA!MTB?

Usual tactics of Trojan:Win32/ButeRat.MA!MTB distribution are standard for all other ransomware examples. Those are one-day landing websites where users are offered to download the free app, so-called bait e-mails and hacktools. Bait e-mails are a quite new strategy in malware spreading – you get the email that simulates some routine notifications about deliveries or bank service conditions updates. Inside of the email, there is an infected MS Office file, or a web link which opens the exploit landing site.

Malicious email spam

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

Avoiding it looks quite simple, however, still demands tons of awareness. Malware can hide in various spots, and it is much better to stop it even before it goes into your PC than to depend on an anti-malware program. Simple cybersecurity awareness is just an essential thing in the modern-day world, even if your interaction with a PC remains on YouTube videos. That can save you a great deal of time and money which you would certainly spend while searching for a fixing guide.

Trojan:Win32/ButeRat.MA!MTB malware technical details

File Info:

name: 2E518176310737C2A84F.mlw
path: /opt/CAPEv2/storage/binaries/4145e2ce883c80511cf562b98e08131fe143b263985b0430e59a4b7645aed672
crc32: 876FBE35
md5: 2e518176310737c2a84f1c84ec986326
sha1: 7b948d12fd37cef19a0d871af745b91a0aa94e58
sha256: 4145e2ce883c80511cf562b98e08131fe143b263985b0430e59a4b7645aed672
sha512: cbaff1f4db2c0349be279fafeb78336feaabaa0ca0665ee7ce43f257df02224a703eef141ddd458c94b65668decc13613916c2c31f5ca5a3c629ec50c2c2d9ab
ssdeep: 768:f/c8SUm7J0LcRqtY/M+YSHxRxZO+lhbvJ7UO+9jWyvqfbt+g:PS9FRh/M+YSRRxZOo98Fyfx+
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T11F337C4576F680B5E07305B17A3E9A81D97EFA711660CCCBD311698E68705C3E2BA70F
sha3_384: 82be11532a449e20e6df3642711da6c402a46686e0ca9802244f0bb93443d522699c242ef013a329b755d7977e633f09
ep_bytes: 558becb800180000e892110000e818f8
timestamp: 2011-08-11 06:26:58

Version Info:

0: [No Data]

Trojan:Win32/ButeRat.MA!MTB also known as:

K7AntiVirusSpyware ( 00122d1e1 )
K7GWSpyware ( 00122d1e1 )
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/TrojanClicker.Agent.NII
CynetMalicious (score: 100)
AvastWin32:Buterat-WQ [Trj]
EmsisoftTrojan.Agent.ASDW (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=82)
RisingTrojan.Occamy!8.F1CD (TFE:2:Ug829MLIF6S)
AVGWin32:Buterat-WQ [Trj]
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Trojan:Win32/ButeRat.MA!MTB?

Trojan:Win32/ButeRat.MA!MTB malware is very difficult to erase by hand. It puts its documents in a variety of locations throughout the disk, and can recover itself from one of the elements. Furthermore, a range of changes in the registry, networking configurations and also Group Policies are quite hard to locate and change to the original. It is far better to use a specific program – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for virus elimination purposes.

Why GridinSoft Anti-Malware? It is very lightweight and has its databases updated nearly every hour. Additionally, it does not have such problems and exploits as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware ideal for eliminating 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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