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The Daily Insight

Ransom:Win32/StopCrypt.PBC!MTB

Author

Olivia Norman

Updated on February 21, 2026

Ransom:Win32/StopCrypt.PBC!MTB detection is a malware detection you can spectate in your computer. It generally appears after the provoking activities on your PC – opening the untrustworthy e-mail messages, clicking the advertisement in the Web or installing the program from dubious resources. From the second it appears, you have a short time to take action until it starts its destructive activity. And be sure – it is far better not to await these malicious actions.

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

Ransom:Win32/StopCrypt.PBC!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 receiving the decryption key. Besides making your documents locked, this virus additionally does a ton of damage to your system. It changes the networking setups in order to avoid you from looking for the elimination manuals or downloading the antivirus. In rare cases, Ransom:Win32/StopCrypt.PBC!MTB can even block the launching of anti-malware programs.

Ransom:Win32/StopCrypt.PBC!MTB Summary

In summary, Ransom:Win32/StopCrypt.PBC!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;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Uzbek (Latin);
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • CAPE detected the OnlyLogger malware family;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Encrypting the documents located on the target’s disk drive — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-virus 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 imagine a more damaging virus for both individual users and organizations. The algorithms utilized in Ransom:Win32/StopCrypt.PBC!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 already exists, and possibly will exist. But that virus does not do all these unpleasant things immediately – it may take up to a few hours to cipher all of your files. Hence, seeing the Ransom:Win32/StopCrypt.PBC!MTB detection is a clear signal that you must start the clearing process.

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

Ordinary methods of Ransom:Win32/StopCrypt.PBC!MTB spreading are standard for all other ransomware variants. Those are one-day landing sites where users are offered to download and install the free program, so-called bait emails and hacktools. Bait e-mails are a pretty new method in malware distribution – you receive the e-mail that imitates some standard notifications about deliveries or bank service conditions modifications. Inside of the e-mail, there is a malicious MS Office file, or a link which opens the exploit landing page.

Malicious email spam

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

Avoiding it looks quite easy, but still demands tons of recognition. Malware can hide in different places, and it is much better to prevent it even before it goes into your computer than to depend on an anti-malware program. Common cybersecurity knowledge is just an important thing in the modern world, even if your interaction with a computer stays on YouTube videos. That can save you a lot of money and time which you would certainly spend while seeking a fix guide.

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

File Info:

name: 420B5583B66EEEEDFF50.mlwpath: /opt/CAPEv2/storage/binaries/0ccc14110ec6da4c6237dd04909747822793ffaa8ebe6d73bd6dacab850ff4eacrc32: 3854C78Bmd5: 420b5583b66eeeedff504c157e5b77easha1: 8f2c792372f385d033a136b1202863be3374c6e9sha256: 0ccc14110ec6da4c6237dd04909747822793ffaa8ebe6d73bd6dacab850ff4easha512: 20215ee43c32a0bd5fd229391991e9f0f6583609a2136af5ce8d4b0e14fb82d7aeedea8227d786fd9a8e67bca87294e0d53395476d36ba328ed312ec25896f0bssdeep: 6144:1bBQ6LRgbFT2X+o0ae6FQGKeDiEFz3qx5Mu8BV8jqw5vOewo:BZLRgbFCX10QaGKeDiozaz58Bctype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18894D090B760C03CE07721F4797AD76C652E7EA15F2065CB22D66AEB66346E0ECB0347sha3_384: 241e9659e256ce94cb785c1dd7fe1b473dbd95ea6600acbecac25a6e204c8bbecabc2f181359f4f4aa38f3d87c67411cep_bytes: 8bff558bece886690000e8110000005dtimestamp: 2021-03-26 10:54:43

Version Info:

Translations: 0x0028 0x0305

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

BkavW32.AIDetect.malware1
tehtrisGeneric.Malware
MicroWorld-eScanTrojan.Ransom.GenericKD.39309542
FireEyeGeneric.mg.420b5583b66eeeed
CAT-QuickHealRansom.StopcryptRI.S27546067
ALYacTrojan.Ransom.GenericKD.39309542
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0058fca41 )
BitDefenderTrojan.Ransom.GenericKD.39309542
K7GWTrojan ( 0058fca41 )
Cybereasonmalicious.3b66ee
BitDefenderThetaAI:Packer.027FECD120
CyrenW32/Kryptik.GAJ.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HOWU
BaiduWin32.Trojan.Kryptik.jm
ClamAVWin.Dropper.Generickdz-9939781-0
KasperskyHEUR:Trojan.Win32.Zenpak.gen
APEXMalicious
RisingTrojan.Kryptik!8.8 (RDMK:cmRtazoFBH98UTrKxsY)
Ad-AwareTrojan.Ransom.GenericKD.39309542
SophosML/PE-A + Troj/Krypt-FV
DrWebTrojan.MulDrop19.63219
McAfee-GW-EditionBehavesLike.Win32.Worm.gc
EmsisoftTrojan.Crypt (A)
IkarusTrojan-Ransom.StopCrypt
AviraTR/AD.Chapak.ezxjm
MAXmalware (ai score=81)
MicrosoftRansom:Win32/StopCrypt.PBC!MTB
ArcabitTrojan.Ransom.Generic.D257D0E6
SUPERAntiSpyware
GDataWin32.Trojan.Kryptik.RW
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win.MalPE.R479031
Acronissuspicious
McAfeePacked-GEE!420B5583B66E
VBA32BScope.Backdoor.Convagent
MalwarebytesTrojan.MalPack.GS
PandaTrj/GdSda.A
TencentTrojan.Win32.Mokes.xb
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.FSGL!tr
AVGWin32:AceCrypter-O [Cryp]
AvastWin32:AceCrypter-O [Cryp]
CrowdStrikewin/malicious_confidence_100% (D)

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

Ransom:Win32/StopCrypt.PBC!MTB malware is extremely difficult to eliminate by hand. It places its files in several places throughout the disk, and can restore itself from one of the parts. Moreover, various alterations in the windows registry, networking settings and also Group Policies are pretty hard to locate and change to the original. It is much better to make use of a special app – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the most ideal for virus elimination purposes.

Why GridinSoft Anti-Malware? It is very light-weight and has its detection databases updated nearly every hour. Furthermore, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware ideal for taking out malware of any kind.

Download GridinSoft Anti-Malware

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