What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Ransom:Win32/StopCrypt.SE!MTB detection name usually means that your system is in big danger. This malware can correctly be identified as ransomware – virus which ciphers your files and asks you to pay for their decryption. Removing it requires some specific steps that must be done as soon as possible.
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Ransom:Win32/StopCrypt.SE!MTB detection is a malware detection you can spectate in your computer. It generally appears after the preliminary actions on your PC – opening the untrustworthy email, clicking the banner in the Web or mounting the program from untrustworthy resources. From the moment it shows up, you have a short time to take action until it starts its harmful action. And be sure – it is much better not to await these destructive things.

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

Ransom:Win32/StopCrypt.SE!MTB is ransomware-type malware. It searches for the files on your disk, encrypts it, and after that asks you to pay the ransom for getting the decryption key. Besides making your documents locked, this malware additionally does a lot of harm to your system. It changes the networking settings in order to stop you from looking for the elimination guidelines or downloading the antivirus. In rare cases, Ransom:Win32/StopCrypt.SE!MTB can even block the setup of anti-malware programs.

Ransom:Win32/StopCrypt.SE!MTB Summary

In total, Ransom:Win32/StopCrypt.SE!MTB malware actions in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Sample contains Overlay data;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Presents an Authenticode digital signature;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Korean;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the RedLine malware family;
  • Anomalous binary characteristics;
  • Encrypting the documents located on the victim’s disk drives — so the victim cannot open these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a nightmare for the last 4 years. It is challenging to imagine a more damaging virus for both individuals and organizations. The algorithms utilized in Ransom:Win32/StopCrypt.SE!MTB (typically, 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 horrible things instantly – it may take up to several hours to cipher all of your files. Therefore, seeing the Ransom:Win32/StopCrypt.SE!MTB detection is a clear signal that you must begin the clearing procedure.

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

General methods of Ransom:Win32/StopCrypt.SE!MTB distribution are typical for all other ransomware variants. Those are one-day landing websites where users are offered to download the free software, so-called bait e-mails and hacktools. Bait e-mails are a relatively modern method in malware distribution – you get the e-mail that imitates some regular notifications about shipments or bank service conditions changes. Inside of the e-mail, there is an infected MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Avoiding it looks quite uncomplicated, but still demands tons of recognition. Malware can hide in various spots, and it is far better to stop it even before it gets into your PC than to rely upon an anti-malware program. Common cybersecurity awareness is just an important thing in the modern-day world, even if your interaction with a PC remains on YouTube videos. That can keep you a lot of money and time which you would certainly spend while seeking a solution.

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

File Info:

name: F3DAC2D544CB26C22EAC.mlw
path: /opt/CAPEv2/storage/binaries/b8c5db964cc6362e2c0d77c6debd0ee07c887b7bae77a56a9b160b7f25914920
crc32: 6EDB1A8A
md5: f3dac2d544cb26c22eacc771c755e746
sha1: 349d5bb42930f80df93a8a9104ba56718493b629
sha256: b8c5db964cc6362e2c0d77c6debd0ee07c887b7bae77a56a9b160b7f25914920
sha512: 3768ecedf6445d9ef14645fa201e4cba0ef72db1685da9ae6b010128be9f1abbdb3fbbccc38a7b85bff4d9ec0f90aa5430b32c0bac18942180e5458ec27d31e6
ssdeep: 6144:PU6CUXDHxlOjm30tcLOHpkBvm/6g/vHz338nZ0n7FYF46xMjBg5+U0gFe6yYN:PUsXVsjmdgnz3MnZEmVyjI+9BY
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19E84C010BB90C035E5F356F449B9C368B93EBAA1AB3495CB62D516E947347E0EC3134B
sha3_384: 3fa57b52e4696780401b38e784fe5ea300c688010fd1c30e2817ab20623db061514ec80eff8b3e5132aa8c0f2d312621
ep_bytes: 8bff558bece8965b0000e8110000005d
timestamp: 2021-07-15 06:31:08

Version Info:

Translations: 0x0136 0x00aa

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

CrowdStrikewin/malicious_confidence_70% (D)
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HQSE
AvastWin32:DropperX-gen [Drp]
EmsisoftGen:Variant.Jaik.94644 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=80)
CynetMalicious (score: 100)
RisingTrojan.Generic@AI.100 (RDML:k/2BeDkz+8Q3EwuiMPuTSw)
AVGWin32:DropperX-gen [Drp]

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

Ransom:Win32/StopCrypt.SE!MTB malware is very difficult to delete by hand. It stores its documents in numerous locations throughout the disk, and can recover itself from one of the parts. In addition, a range of alterations in the windows registry, networking settings and Group Policies are quite hard to find and change to the initial. It is better to use a specific tool – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the best for malware removal goals.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated practically every hour. In addition, it does not have such bugs and weakness as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware perfect for clearing away malware of any kind.

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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