What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Ransom:Win32/StopCrypt.SLI!MTB detection name usually means that your PC is in big danger. This malware can correctly be identified as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Deleteing it requires some unusual steps that must be done as soon as possible.
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Ransom:Win32/StopCrypt.SLI!MTB detection is a malware detection you can spectate in your system. It often shows up after the preliminary procedures on your PC – opening the suspicious email, clicking the banner in the Internet or setting up the program from unreliable resources. From the instance it shows up, you have a short time to act before it begins its malicious action. And be sure – it is far better not to wait for these malicious actions.

What is Ransom:Win32/StopCrypt.SLI!MTB virus?

Ransom:Win32/StopCrypt.SLI!MTB is ransomware-type malware. It looks for the documents on your disks, ciphers it, and then asks you to pay the ransom for getting the decryption key. Besides making your documents locked, this virus additionally does a lot of damage to your system. It modifies the networking settings in order to stop you from looking for the elimination tutorials or downloading the anti-malware program. Sometimes, Ransom:Win32/StopCrypt.SLI!MTB can even block the setup of anti-malware programs.

Ransom:Win32/StopCrypt.SLI!MTB Summary

Summarizingly, Ransom:Win32/StopCrypt.SLI!MTB ransomware actions in the infected computer are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Georgian;
  • Authenticode signature is invalid;
  • CAPE detected the RedLine malware family;
  • Encrypting the documents located on the target’s disk — so the victim cannot use these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has been a nightmare for the last 4 years. It is hard to imagine a more hazardous malware for both individuals and corporations. The algorithms used in Ransom:Win32/StopCrypt.SLI!MTB (usually, 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 currently exists, and possibly will exist. However, that malware does not do all these bad things immediately – it can require up to several hours to cipher all of your documents. Hence, seeing the Ransom:Win32/StopCrypt.SLI!MTB detection is a clear signal that you must start the elimination process.

Where did I get the Ransom:Win32/StopCrypt.SLI!MTB?

Usual ways of Ransom:Win32/StopCrypt.SLI!MTB injection are standard for all other ransomware examples. Those are one-day landing web pages where users are offered to download and install the free app, so-called bait emails and hacktools. Bait emails are a quite new tactic in malware distribution – you get the email that mimics some regular notifications about shipments or bank service conditions shifts. Inside of the email, there is an infected MS Office file, or a 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 easy, but still requires a lot of recognition. Malware can hide in different places, and it is much better to prevent it even before it goes into your system than to depend on an anti-malware program. Standard cybersecurity awareness is just an essential item in the modern world, even if your interaction with a computer remains on YouTube videos. That may save you a great deal of time and money which you would spend while looking for a fix guide.

Ransom:Win32/StopCrypt.SLI!MTB malware technical details

File Info:

name: C7A93BA4D0A384137DC4.mlw
path: /opt/CAPEv2/storage/binaries/871e4641ac0987149c64de9ea5eb83ab2461133f1403c7873c3456ab0a966ce0
crc32: 970BB83C
md5: c7a93ba4d0a384137dc49c4dccb0af12
sha1: 3cfa150b9b7fdde15d946499c05b7364a487cd06
sha256: 871e4641ac0987149c64de9ea5eb83ab2461133f1403c7873c3456ab0a966ce0
sha512: dbe3148f6a699933f0945a23a836167e6ad53a3d3be3051bcf120a8795b85b4eae0dd48bc56fc555f4950d84c9a21e9fb497556b36662c9fb828eed6f3c857b9
ssdeep: 6144:LL6Fr4kzYP3h9zGK+RFKnm3xfRVXLKfFM6:LuFr4x3vGK+/LfRVGt
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T16184022179C0C0F3F08269B198B8DE41B77E19F31BA4559737E9166E3F606E21A7930B
sha3_384: 4ab781cb87cef2b22e272f31f25ec7d847a3be75785f0d3c9626c07825dae1727d560768c82408ac569e96b69ce6ef29
ep_bytes: e872400000e979feffff8bff558bec8b
timestamp: 2021-04-09 06:39:47

Version Info:

Copyright: Copyright (C) 2022, soboklos

Ransom:Win32/StopCrypt.SLI!MTB also known as:

CrowdStrikewin/malicious_confidence_100% (W)
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HQQE
CynetMalicious (score: 100)
AvastWin32:DropperX-gen [Drp]
EmsisoftTrojan.GenericKD.61661436 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=82)
RisingMalware.Obscure/Heur!1.A89F (CLASSIC)
AVGWin32:DropperX-gen [Drp]

How to remove Ransom:Win32/StopCrypt.SLI!MTB?

Ransom:Win32/StopCrypt.SLI!MTB malware is extremely difficult to remove manually. It puts its files in numerous places throughout the disk, and can recover itself from one of the parts. Additionally, a lot of alterations in the windows registry, networking configurations and Group Policies are really hard to locate and revert to the original. It is better to utilize a special program – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the most ideal for virus removal purposes.

Why GridinSoft Anti-Malware? It is really light-weight and has its detection databases updated just about every hour. Furthermore, it does not have such problems and weakness as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for getting rid of malware of any type.

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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