Ransom:Win32/StopCrypt.PAI!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
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.
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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.mlw
path: /opt/CAPEv2/storage/binaries/bfd22901305c1bc449de085ea8a3b7b08644322ca3b9dcbf2e136e33ce174432
crc32: 1BC61160
md5: ff310f5fef78dfc71a08c5daa7b53239
sha1: 105c6a71f3ccf1b4ee1da4c0be63bfc7129501ef
sha256: bfd22901305c1bc449de085ea8a3b7b08644322ca3b9dcbf2e136e33ce174432
sha512: 1190a986a487a0d1dc9810577099bef116acb94ab89637c630edd2b092078a9f95ea6aee4d10397457d0d4d083095395f9b64fc43a5fb40a33e553b04d5aa568
ssdeep: 12288:vnt8W/eCY5ci/lZciXMC9y53XQT+Ehlh9hYRZ:l8Wjmv/vcm85nE9hY
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17794BF00FBA0C036E5B751F845A693BCB92E3EB15B3095CB62D436EA56346E0DC31B5B
sha3_384: c7bccdd5ca7648423d2fe14b9c9da3fa251f8e06352ff84096654b77a9f43da10106f65a6e3e796fcd920694ccf1c93b
ep_bytes: 8bff558bece8f6a70000e8110000005d
timestamp: 2021-07-09 21:11:52

Version Info:

0: [No Data]

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

BkavW32.NidijotalesG.Trojan
LionicTrojan.Multi.Generic.4!c
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.38458188
FireEyeGeneric.mg.ff310f5fef78dfc7
CAT-QuickHealTrojan.IGENERIC
McAfeePacked-GEE!FF310F5FEF78
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0058ca961 )
AlibabaRansom:Win32/StopCrypt.b12a5820
K7GWTrojan ( 0058ca961 )
Cybereasonmalicious.1f3ccf
CyrenW32/Kryptik.GAJ.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.HNXG
APEXMalicious
ClamAVWin.Packed.Generic-9917434-0
KasperskyHEUR:Trojan-Spy.Win32.Stealer.pef
BitDefenderTrojan.GenericKD.38458188
AvastWin32:CrypterX-gen [Trj]
TencentWin32.Trojan-spy.Stealer.Efan
Ad-AwareTrojan.GenericKD.38458188
SophosMal/Generic-R + Troj/Krypt-FV
ComodoMalware@#2rz4txv8lmxtx
DrWebTrojan.PWS.Siggen3.10015
TrendMicroRansom_StopCrypt.R002C0DA922
McAfee-GW-EditionBehavesLike.Win32.Generic.gc
EmsisoftTrojan.Crypt (A)
IkarusTrojan.Win32.Raccrypt
GDataWin32.Trojan.PSE.1VRW6PE
JiangminBackdoor.Mokes.ezu
WebrootW32.Trojan.Azorult
AviraTR/Kryptik.pnhic
Antiy-AVLTrojan/Generic.ASMalwS.3503EC8
KingsoftWin32.Troj.Undef.(kcloud)
ArcabitTrojan.Generic.D24AD34C
ViRobotTrojan.Win32.Z.Stopcrypt.418816
MicrosoftRansom:Win32/StopCrypt.PAI!MTB
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win.MalPE.R462733
Acronissuspicious
VBA32Trojan.Azorult
ALYacTrojan.GenericKD.38458188
MAXmalware (ai score=89)
MalwarebytesTrojan.MalPack.GS
TrendMicro-HouseCallRansom_StopCrypt.R002C0DA922
RisingMalware.Obscure!1.A3BB (CLOUD)
SentinelOneStatic AI – Malicious PE
FortinetW32/GenKryptik.FPMZ!tr
AVGWin32:CrypterX-gen [Trj]
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_90% (W)
MaxSecureTrojan.Malware.300983.susgen

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

Ransom:Win32/StopCrypt.PAI!MTB malware is incredibly hard to eliminate manually. It stores its data in numerous locations throughout the disk, and can recover itself from one of the parts. Furthermore, countless modifications in the registry, networking settings and Group Policies are quite hard to find and revert to the original. It is better to utilize a special program – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for virus removal purposes.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its databases updated practically every hour. Furthermore, it does not have such bugs and exposures as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for getting rid of malware of any form.

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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