Ransom:Win32/StopCrypt.SLK!MTB

Written by Robert Bailey
Spectating the Ransom:Win32/StopCrypt.SLK!MTB malware detection means that your computer is in big danger. This malware can correctly be identified as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Deleteing it requires some unusual steps that must be taken as soon as possible.
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Ransom:Win32/StopCrypt.SLK!MTB detection is a malware detection you can spectate in your computer. It often appears after the preliminary procedures on your computer – opening the suspicious e-mail, clicking the banner in the Internet or setting up the program from unreliable resources. From the moment it shows up, you have a short time to act before it starts its harmful action. And be sure – it is much better not to await these destructive things.

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

Ransom:Win32/StopCrypt.SLK!MTB is ransomware-type malware. It searches for the files on your disk drive, encrypts it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this malware additionally does a ton of damage to your system. It changes the networking settings in order to stop you from reading the elimination articles or downloading the anti-malware program. In rare cases, Ransom:Win32/StopCrypt.SLK!MTB can additionally block the setup of anti-malware programs.

Ransom:Win32/StopCrypt.SLK!MTB Summary

Summarizingly, Ransom:Win32/StopCrypt.SLK!MTB ransomware activities in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Sample contains Overlay data;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • 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: Korean;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the RedLine malware family;
  • Anomalous binary characteristics;
  • Ciphering the files located on the target’s disks — so the victim cannot check these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has been a headache for the last 4 years. It is challenging to realize a more dangerous virus for both individual users and companies. The algorithms used in Ransom:Win32/StopCrypt.SLK!MTB (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy already exists, and possibly will exist. However, that virus does not do all these unpleasant things immediately – it can take up to a few hours to cipher all of your documents. Therefore, seeing the Ransom:Win32/StopCrypt.SLK!MTB detection is a clear signal that you need to start the clearing procedure.

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

General methods of Ransom:Win32/StopCrypt.SLK!MTB distribution are standard 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 e-mails and hacktools. Bait emails are a pretty modern method in malware distribution – you get the email that mimics some routine notifications about shipments or bank service conditions changes. Within the e-mail, there is a malicious MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Avoiding it looks quite uncomplicated, but still needs a lot of attention. Malware can hide in different places, and it is better to stop it even before it invades your system than to trust in an anti-malware program. Simple cybersecurity knowledge is just an important thing in the modern-day world, even if your relationship with a PC stays on YouTube videos. That may save you a lot of money and time which you would certainly spend while seeking a solution.

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

File Info:

name: 36039602B1262B59A5E1.mlw
path: /opt/CAPEv2/storage/binaries/34df404687fed1171d985fa74662a2b8c282ae9bf27dd177437079afa29cca1b
crc32: DDF30301
md5: 36039602b1262b59a5e1c5b7579d9c09
sha1: ee9aebf0ab263349878cbf90e5a256bbe444682f
sha256: 34df404687fed1171d985fa74662a2b8c282ae9bf27dd177437079afa29cca1b
sha512: fb83eedc76aef0cf0aab846892225ce4aa5a347e3ea3e4dda67c75610622d17ca93099759f85eb9ffa00293e285cf2462d03f8fc74acfd043aa22332e088351d
ssdeep: 6144:ZcFW8FsrExVaiU3S2qPFnDALuQgL2dgj2RUibaJMSCrs+zm1/a/fmzvF:+jEExV5U3S2qPFn0trR9KCr9Q/cwN
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1B784C000BA90D035E5B352F8597AC3A9B93D7EA05B7554CB22D52AEE5734BE0EC3130B
sha3_384: 42bc81f066694cc13818e4a0f0fa65941dc29850577e1e4db0c6b9efa09fbed94dd42ac973bde7ca25a5234f710c21e4
ep_bytes: 8bff558bece876a70000e8110000005d
timestamp: 2021-12-11 02:31:07

Version Info:

Translations: 0x0154 0x0365

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

MicroWorld-eScanTrojan.GenericKDZ.90724
FireEyeGeneric.mg.36039602b1262b59
ALYacTrojan.GenericKDZ.90710
CylanceUnsafe
VIPRETrojan.GenericKDZ.90724
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00596b6e1 )
K7GWTrojan ( 00596b6e1 )
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HQJV
Paloaltogeneric.ml
ClamAVWin.Packed.Crypterx-9954995-0
KasperskyHEUR:Trojan-Spy.Win32.Stealer.gen
BitDefenderTrojan.GenericKDZ.90724
NANO-AntivirusTrojan.Win32.Kryptik.gsnmtt
AvastWin32:PWSX-gen [Trj]
RisingMalware.Obscure!1.A3BB (CLASSIC)
Ad-AwareTrojan.GenericKDZ.90724
EmsisoftTrojan.GenericKDZ.90724 (B)
DrWebTrojan.Packed2.44393
TrendMicroRansom.Win32.STOP.SMYXBFX.hp
McAfee-GW-EditionPacked-GEE!36039602B126
SentinelOneStatic AI – Malicious PE
Trapminemalicious.high.ml.score
SophosML/PE-A + Troj/Krypt-FV
APEXMalicious
GDataTrojan.GenericKDZ.90724
MAXmalware (ai score=83)
ArcabitTrojan.Generic.D16256
MicrosoftRansom:Win32/StopCrypt.SLK!MTB
CynetMalicious (score: 100)
AhnLab-V3Packed/Win.GEE.R508209
McAfeePacked-GEE!36039602B126
VBA32BScope.Trojan.Wacatac
MalwarebytesTrojan.MalPack.GS
IkarusTrojan-Ransom.StopCrypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/PossibleThreat
AVGWin32:PWSX-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (W)

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

Ransom:Win32/StopCrypt.SLK!MTB malware is very hard to remove by hand. It puts its documents in a variety of locations throughout the disk, and can restore itself from one of the elements. In addition, a number of alterations in the windows registry, networking configurations and Group Policies are pretty hard to find and revert to the original. It is much better to make use of a specific tool – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the best for malware removal purposes.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its detection databases updated nearly every hour. Additionally, it does not have such problems and exposures as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware suitable for taking out 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

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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