Ransom:Win32/StopCrypt.PAI!MTB

Spectating the Ransom:Win32/StopCrypt.PAI!MTB detection name usually means that your computer is in big danger. This virus can correctly be identified as ransomware – sort of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some unusual steps that must be done as soon as possible.

Ransom:Win32/StopCrypt.PAI!MTB detection is a virus detection you can spectate in your system. It often appears after the provoking activities on your computer – opening the suspicious e-mail, clicking the banner in the Internet or installing the program from dubious resources. From the moment it shows up, you have a short time to take action before it begins its malicious action. And be sure – it is far better not to await these malicious things.

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

Ransom:Win32/StopCrypt.PAI!MTB is ransomware-type malware. It searches for the files on your disks, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files inaccessible, this virus additionally does a ton of harm to your system. It changes the networking setups in order to stop you from reading the elimination articles or downloading the antivirus. In rare cases, Ransom:Win32/StopCrypt.PAI!MTB can additionally stop the launching of anti-malware programs.

Ransom:Win32/StopCrypt.PAI!MTB Summary

In summary, Ransom:Win32/StopCrypt.PAI!MTB ransomware activities in the infected system 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;
  • Dynamic (imported) function loading detected;
  • Enumerates the modules from a process (may be used to locate base addresses in process injection);
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Spanish (Colombia);
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the RedLine malware family;
  • Ciphering the documents located on the target’s drives — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-virus programs
  • Blocking the launching of installation files of anti-virus programs

Ransomware has actually been a major problem for the last 4 years. It is hard to picture a more dangerous virus for both individuals and organizations. The algorithms used in Ransom:Win32/StopCrypt.PAI!MTB (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy currently exists, and possibly will exist. However, that virus does not do all these unpleasant things instantly – it may take up to a few hours to cipher all of your documents. Therefore, seeing the Ransom:Win32/StopCrypt.PAI!MTB detection is a clear signal that you should start the removal process.

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

Standard tactics of Ransom:Win32/StopCrypt.PAI!MTB spreading are usual for all other ransomware variants. Those are one-day landing sites where victims are offered to download and install the free program, so-called bait emails and hacktools. Bait emails are a pretty modern tactic in malware spreading – you get the email that simulates some standard notifications about shippings or bank service conditions modifications. Inside of the email, there is an infected MS Office file, or a web 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 easy, however, still needs tons of focus. Malware can hide in different places, and it is much better to prevent it even before it gets into your PC than to rely on an anti-malware program. Common cybersecurity knowledge is just an important item in the modern-day world, even if your interaction with a PC remains on YouTube videos. That can save you a lot of time and money which you would certainly spend while searching for a fixing guide.

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

File Info:

name: FF310F5FEF78DFC71A08.mlwpath: /opt/CAPEv2/storage/binaries/bfd22901305c1bc449de085ea8a3b7b08644322ca3b9dcbf2e136e33ce174432crc32: 1BC61160md5: ff310f5fef78dfc71a08c5daa7b53239sha1: 105c6a71f3ccf1b4ee1da4c0be63bfc7129501efsha256: bfd22901305c1bc449de085ea8a3b7b08644322ca3b9dcbf2e136e33ce174432sha512: 1190a986a487a0d1dc9810577099bef116acb94ab89637c630edd2b092078a9f95ea6aee4d10397457d0d4d083095395f9b64fc43a5fb40a33e553b04d5aa568ssdeep: 12288:vnt8W/eCY5ci/lZciXMC9y53XQT+Ehlh9hYRZ:l8Wjmv/vcm85nE9hYtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T17794BF00FBA0C036E5B751F845A693BCB92E3EB15B3095CB62D436EA56346E0DC31B5Bsha3_384: c7bccdd5ca7648423d2fe14b9c9da3fa251f8e06352ff84096654b77a9f43da10106f65a6e3e796fcd920694ccf1c93bep_bytes: 8bff558bece8f6a70000e8110000005dtimestamp: 2021-07-09 21:11:52

Version Info:

0: [No Data]

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

Bkav W32.NidijotalesG.Trojan
Lionic Trojan.Multi.Generic.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.38458188
FireEye Generic.mg.ff310f5fef78dfc7
CAT-QuickHeal Trojan.IGENERIC
McAfee Packed-GEE!FF310F5FEF78
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0058ca961 )
Alibaba Ransom:Win32/StopCrypt.b12a5820
K7GW Trojan ( 0058ca961 )
Cybereason malicious.1f3ccf
Cyren W32/Kryptik.GAJ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HNXG
APEX Malicious
ClamAV Win.Packed.Generic-9917434-0
Kaspersky HEUR:Trojan-Spy.Win32.Stealer.pef
BitDefender Trojan.GenericKD.38458188
Avast Win32:CrypterX-gen [Trj]
Tencent Win32.Trojan-spy.Stealer.Efan
Ad-Aware Trojan.GenericKD.38458188
Sophos Mal/Generic-R + Troj/Krypt-FV
Comodo Malware@#2rz4txv8lmxtx
DrWeb Trojan.PWS.Siggen3.10015
TrendMicro Ransom_StopCrypt.R002C0DA922
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
Emsisoft Trojan.Crypt (A)
Ikarus Trojan.Win32.Raccrypt
GData Win32.Trojan.PSE.1VRW6PE
Jiangmin Backdoor.Mokes.ezu
Webroot W32.Trojan.Azorult
Avira TR/Kryptik.pnhic
Antiy-AVL Trojan/Generic.ASMalwS.3503EC8
Kingsoft Win32.Troj.Undef.(kcloud)
Arcabit Trojan.Generic.D24AD34C
ViRobot Trojan.Win32.Z.Stopcrypt.418816
Microsoft Ransom:Win32/StopCrypt.PAI!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.MalPE.R462733
Acronis suspicious
VBA32 Trojan.Azorult
ALYac Trojan.GenericKD.38458188
MAX malware (ai score=89)
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall Ransom_StopCrypt.R002C0DA922
Rising Malware.Obscure!1.A3BB (CLOUD)
SentinelOne Static AI – Malicious PE
Fortinet W32/GenKryptik.FPMZ!tr
AVG Win32:CrypterX-gen [Trj]
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_90% (W)
MaxSecure Trojan.Malware.300983.susgen

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

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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