Ransom:Win32/StopCrypt.PBX!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Ransom:Win32/StopCrypt.PBX!MTB malware detection means that your system is in big danger. This computer virus can correctly be identified as ransomware – sort of malware which encrypts your files and forces you to pay for their decryption. Removing it requires some unusual steps that must be taken as soon as possible.
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Ransom:Win32/StopCrypt.PBX!MTB detection is a malware detection you can spectate in your computer. It frequently appears after the provoking activities on your PC – opening the untrustworthy email, clicking the advertisement in the Internet or setting up the program from unreliable sources. From the second it appears, you have a short time to act until it starts its harmful activity. And be sure – it is far better not to wait for these malicious actions.

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

Ransom:Win32/StopCrypt.PBX!MTB is ransomware-type malware. It searches for the documents on your disk drives, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files inaccessible, this virus also does a ton of damage to your system. It modifies the networking setups in order to prevent you from checking out the elimination articles or downloading the anti-malware program. Sometimes, Ransom:Win32/StopCrypt.PBX!MTB can additionally block the setup of anti-malware programs.

Ransom:Win32/StopCrypt.PBX!MTB Summary

In summary, Ransom:Win32/StopCrypt.PBX!MTB virus activities 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: Kannada;
  • The binary contains an unknown PE section name indicative of packing;
  • 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;
  • Encrypting the files kept on the victim’s disks — so the victim cannot open 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 picture a more harmful virus for both individual users and companies. The algorithms utilized in Ransom:Win32/StopCrypt.PBX!MTB (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy currently exists, and possibly will exist. But that virus does not do all these horrible things immediately – it can require up to several hours to cipher all of your documents. Therefore, seeing the Ransom:Win32/StopCrypt.PBX!MTB detection is a clear signal that you need to begin the clearing procedure.

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

Usual ways of Ransom:Win32/StopCrypt.PBX!MTB spreading are typical for all other ransomware variants. Those are one-day landing websites where victims are offered to download the free app, so-called bait emails and hacktools. Bait emails are a pretty modern tactic in malware spreading – you get the email that mimics some normal notifications about shippings or bank service conditions changes. Inside of the e-mail, there is a malicious 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.

Avoiding it looks quite uncomplicated, however, still needs a lot of recognition. Malware can hide in different places, and it is much better to prevent it even before it gets into your computer than to trust in an anti-malware program. Standard cybersecurity awareness is just an essential thing in the modern world, even if your interaction with a computer stays on YouTube videos. That can keep you a great deal of money and time which you would spend while trying to find a solution.

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

File Info:

name: 84720C1C51656A6FA4F1.mlw
path: /opt/CAPEv2/storage/binaries/c08d646994d4ebd2e10b591d6ac69ca4181c85228c14bc3683eed35c1bd93bd5
crc32: 00725680
md5: 84720c1c51656a6fa4f194ea7abc3fdd
sha1: c90bf618b809c3daabbb05fc0873b77671aebe83
sha256: c08d646994d4ebd2e10b591d6ac69ca4181c85228c14bc3683eed35c1bd93bd5
sha512: 231adb07d91da323d0a9fbf40b4421c084a2a3dd99eb88b48c693fa81130fc571e70ac0d55d36865f38849abf11421caf86e7506911cd20b03d6d45188bae045
ssdeep: 3072:dv5Hx3dolTFVojXogpdSRfCBv1LuIgUdeUACobp2CzIzRv4:/xtoPVojXBvMXUdUrbjkz
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14034BF213390C033D0D616708979CBE26F7EF8621674999B77641B3A6EA0FD05EB634A
sha3_384: c4e1382110f4084a415a2bb5427bb58f30036a26c2c274d5954b4770ac19a484698c657a1eeb33bce668e3fb6b67b457
ep_bytes: e8fa660000e989feffff8bff558bec51
timestamp: 2021-05-23 04:21:29

Version Info:

FileVersions: 17.26.2.32
Copyrighz: Copyright (C) 2022, pozkarte
ProjectVersion: 2.82.72.61

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

BkavW32.AIDetect.malware1
tehtrisGeneric.Malware
CynetMalicious (score: 100)
McAfeeArtemis!84720C1C5165
CylanceUnsafe
SangforTrojan.Win32.Save.a
Cybereasonmalicious.8b809c
CyrenW32/Kryptik.GSB.gen!Eldorado
Elasticmalicious (high confidence)
APEXMalicious
ClamAVWin.Malware.Azorult-9949206-0
KasperskyUDS:DangerousObject.Multi.Generic
SophosML/PE-A
McAfee-GW-EditionBehavesLike.Win32.Trojan.dt
Trapminemalicious.moderate.ml.score
FireEyeGeneric.mg.84720c1c51656a6f
IkarusTrojan.Crypter
MicrosoftRansom:Win32/StopCrypt.PBX!MTB
ZoneAlarmUDS:DangerousObject.Multi.Generic
Acronissuspicious
VBA32BScope.Trojan.Agent
MalwarebytesTrojan.MalPack.GS
RisingTrojan.Generic@AI.100 (RDML:XhQkPHbwoePgX5YRNjPriA)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
AVGDropperX-gen [Drp]
AvastDropperX-gen [Drp]
CrowdStrikewin/malicious_confidence_100% (D)

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

Ransom:Win32/StopCrypt.PBX!MTB malware is incredibly hard to remove manually. It places its documents in numerous places throughout the disk, and can restore itself from one of the parts. In addition, various alterations in the windows registry, networking configurations and Group Policies are pretty hard to identify and change to the original. It is far better to utilize a specific program – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for malware elimination goals.

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