Ransom:Win32/StopCrypt.MSK!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Ransom:Win32/StopCrypt.MSK!MTB infection?

In this post you will certainly find regarding the meaning of Ransom:Win32/StopCrypt.MSK!MTB and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom by a victim.

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In the majority of the situations, Ransom:Win32/StopCrypt.MSK!MTB ransomware will certainly advise its sufferers to start funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s gadget.

Ransom:Win32/StopCrypt.MSK!MTB Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • Executed a process and injected code into it, probably while unpacking;
  • Installs itself for autorun at Windows startup;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers located on the victim’s disk drive — so the victim can no longer utilize the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains:

z.whorecord.xyzRansom.Stop.Z5
a.tomx.xyzRansom.Stop.Z5
api.2ip.uaRansom.Stop.Z5
securebiz.orgRansom.Stop.Z5
tbpws.topRansom.Stop.Z5

Ransom:Win32/StopCrypt.MSK!MTB

One of the most normal networks whereby Ransom:Win32/StopCrypt.MSK!MTB Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of user ending up on a source that hosts a harmful software;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the target’s computer or avoid the device from functioning in a correct way – while also placing a ransom money note that discusses the demand for the targets to impact the repayment for the objective of decrypting the files or restoring the documents system back to the initial condition. In a lot of circumstances, the ransom note will come up when the customer reboots the PC after the system has actually currently been damaged.

Ransom:Win32/StopCrypt.MSK!MTB circulation networks.

In numerous corners of the globe, Ransom:Win32/StopCrypt.MSK!MTB expands by jumps and also bounds. Nevertheless, the ransom notes and tricks of extorting the ransom money amount might vary depending upon certain local (regional) setups. The ransom money notes and tricks of extorting the ransom money amount may differ depending on specific regional (regional) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the target’s device. The sharp then demands the user to pay the ransom.

    Faulty statements regarding unlawful content.

    In nations where software application piracy is less preferred, this technique is not as efficient for the cyber frauds. Alternatively, the Ransom:Win32/StopCrypt.MSK!MTB popup alert may wrongly declare to be deriving from a police institution and will report having located child porn or various other unlawful information on the tool.

    Ransom:Win32/StopCrypt.MSK!MTB popup alert may falsely claim to be acquiring from a regulation enforcement institution and also will report having situated child porn or other unlawful information on the gadget. The alert will likewise consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 03FB8866
md5: 686d32c7fc67fb1dfdc12aa7e9bdbcf5
name: 686D32C7FC67FB1DFDC12AA7E9BDBCF5.mlw
sha1: c4d52823365978859abfe639871d85136ad94d61
sha256: da7263588f95278e91f5ddb2898d18735d6c6abfa1e872d1358aafa4e044adca
sha512: 005563f15ae87958f5d8586df237951e6e149be017f291931b9eeee079cdb0d501707023dad0bbcfb2081677a095d6d56b63a2858ad32a59b87f32c553e81e3e
ssdeep: 12288:4zMYUnTf1EvkOsg9/OzWhBoc+0sutJyvt5HIHY2NcyF+vl0wIdWTKi:PYOTSLxf4LBgF+MO
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader41.63105
ClamAVWin.Malware.Generic-9890141-0
CAT-QuickHealRansom.Stop.Z5
ALYacTrojan.GenericKDZ.77460
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
CyrenW32/Kryptik.EYC.gen!Eldorado
ESET-NOD32a variant of Win32/Kryptik.HMHX
APEXMalicious
AvastWin32:PWSX-gen [Trj]
CynetMalicious (score: 100)
KasperskyHEUR:Trojan-Ransom.Win32.Stop.gen
BitDefenderTrojan.GenericKDZ.77460
MicroWorld-eScanTrojan.GenericKDZ.77460
Ad-AwareTrojan.GenericKDZ.77460
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZexaF.34126.VqW@aOhUoOlG
McAfee-GW-EditionBehavesLike.Win32.Emotet.bc
FireEyeGeneric.mg.686d32c7fc67fb1d
EmsisoftTrojan.GenericKDZ.77460 (B)
SentinelOneStatic AI – Malicious PE
AviraEXP/YAV.Minerva.pospj
eGambitUnsafe.AI_Score_71%
Antiy-AVLTrojan/Win32.Chapak
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftRansom:Win32/StopCrypt.MSK!MTB
ArcabitTrojan.Generic.D12E94
GDataTrojan.GenericKDZ.77460
AhnLab-V3Trojan/Win.MalPE.R440061
Acronissuspicious
McAfeePacked-GDT!686D32C7FC67
MAXmalware (ai score=81)
VBA32Trojan.Racoon
MalwarebytesTrojan.MalPack
PandaTrj/GdSda.A
RisingMalware.Obscure/Heur!1.A89F (CLASSIC)
IkarusTrojan.Crypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.FJXI!tr
AVGWin32:PWSX-gen [Trj]
Paloaltogeneric.ml

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

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Ransom:Win32/StopCrypt.MSK!MTB files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/StopCrypt.MSK!MTB you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

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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