Ransom:Win32/StopCrypt.PBU!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Ransom:Win32/StopCrypt.PBU!MTB malware detection usually 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 specific steps that must be done as soon as possible.
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Ransom:Win32/StopCrypt.PBU!MTB detection is a malware detection you can spectate in your system. It often appears after the preliminary activities on your computer – opening the suspicious email, clicking the advertisement in the Web or setting up the program from unreliable resources. From the moment it appears, you have a short time to take action until it starts its malicious action. And be sure – it is much better not to await these destructive things.

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

Ransom:Win32/StopCrypt.PBU!MTB is ransomware-type malware. It searches for the documents on your computer, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files locked, this malware also does a lot of harm to your system. It changes the networking setups in order to avoid you from reading the removal tutorials or downloading the anti-malware program. In some cases, Ransom:Win32/StopCrypt.PBU!MTB can even prevent the launching of anti-malware programs.

Ransom:Win32/StopCrypt.PBU!MTB Summary

In summary, Ransom:Win32/StopCrypt.PBU!MTB virus actions in the infected PC are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Dynamic (imported) function loading detected;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Mongolian;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Detects Sandboxie through the presence of a library;
  • Detects Avast Antivirus through the presence of a library;
  • Behavioural detection: Injection (inter-process);
  • Created a process from a suspicious location;
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Ciphering the documents kept on the target’s disk drives — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a horror story for the last 4 years. It is difficult to picture a more hazardous virus for both individual users and companies. The algorithms utilized in Ransom:Win32/StopCrypt.PBU!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 currently exists, and possibly will exist. However, that malware does not do all these terrible things instantly – it may take up to several hours to cipher all of your files. Thus, seeing the Ransom:Win32/StopCrypt.PBU!MTB detection is a clear signal that you have to begin the elimination procedure.

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

Standard ways of Ransom:Win32/StopCrypt.PBU!MTB spreading are common for all other ransomware variants. Those are one-day landing web pages where victims are offered to download and install the free software, so-called bait e-mails and hacktools. Bait emails are a pretty modern method in malware spreading – you receive the e-mail that mimics some routine notifications about shipments or bank service conditions updates. Within the e-mail, there is a malicious 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 pretty easy, however, still needs tons of focus. Malware can hide in various spots, and it is better to prevent it even before it goes into your PC than to rely on an anti-malware program. General cybersecurity knowledge is just an important item in the modern-day world, even if your relationship with a PC remains on YouTube videos. That may save you a lot of money and time which you would certainly spend while searching for a fixing guide.

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

File Info:

name: FA026E2025AEE68F7A28.mlw
path: /opt/CAPEv2/storage/binaries/06760e7403eeb738fc2cd8c2c9d1597ce9628294332aa66d85f6630659a2486c
crc32: 98B57E36
md5: fa026e2025aee68f7a28808eba6f09af
sha1: 28033d304e34b1989d6e6214f962b937f7359856
sha256: 06760e7403eeb738fc2cd8c2c9d1597ce9628294332aa66d85f6630659a2486c
sha512: 8b206e0ee721a74dbd5f6da921f3e7ed176c048e4814768b5c620c5e90581e7d0279d2603033f5cc98917ad537a87ec459a39f057c8e2beb8d7204e282c2f038
ssdeep: 1536:BgNCgaC57gj3z3FL92Qwo5IUJcmH9y9gFtBP51/gpWDtHEOrA3z:uND570j3FL9rwo5r3H+8HgsDd7y
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F604BF21B7E1C033D05355301865D663EB7AB8129AB489B737A817BD5F202D1A7BE3A2
sha3_384: e9456f27914d11dffb31c92c2dab3996d6c2290eab6861d344cc66bef4ed8f0a1029149437155aebcba840c29cd09e67
ep_bytes: e8b7380000e989feffff578bc683e00f
timestamp: 2021-02-14 05:46:41

Version Info:

FileVersions: 29.47.75.23
Copyrighz: Copyright (C) 2022, pozkarte
ProjectVersion: 22.82.72.51

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

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusRansomware ( 005532e31 )
K7GWTrojan ( 00593a201 )
CrowdStrikewin/malicious_confidence_70% (D)
tehtrisGeneric.Malware
APEXMalicious
KasperskyVHO:Trojan.Win32.Agent.gen
SophosML/PE-A
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.fa026e2025aee68f
SentinelOneStatic AI – Malicious PE
MicrosoftRansom:Win32/StopCrypt.PBU!MTB
CynetMalicious (score: 100)
Acronissuspicious
RisingTrojan.Generic@AI.100 (RDML:OZh4LbcbPfop2NeWPhiQlQ)
IkarusTrojan.Crypter
MaxSecureTrojan.Malware.300983.susgen
Cybereasonmalicious.04e34b

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

Ransom:Win32/StopCrypt.PBU!MTB malware is incredibly hard to delete by hand. It stores its files in numerous places throughout the disk, and can restore itself from one of the elements. Additionally, a number of alterations in the registry, networking setups and also Group Policies are really hard to locate and return to the initial. It is far better to utilize a specific app – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the most ideal for virus removal goals.

Why GridinSoft Anti-Malware? It is really lightweight and has its databases updated just about every hour. Furthermore, it does not have such bugs and vulnerabilities as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware ideal for removing 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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