Ransom:Win32/StopCrypt.MRK!MTB

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

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

In this short article you will locate regarding the interpretation of Ransom:Win32/StopCrypt.MRK!MTB and also its adverse influence on your computer system. Such ransomware are a kind of malware that is specified by on the internet scams to require paying the ransom by a target.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the instances, Ransom:Win32/StopCrypt.MRK!MTB infection will certainly instruct its victims to initiate funds transfer for the function of reducing the effects of the changes that the Trojan infection has presented to the sufferer’s gadget.

Ransom:Win32/StopCrypt.MRK!MTB Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Compression (or decompression);
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Starts servers listening on 127.0.0.1:23677, 127.0.0.1:23678;
  • Unconventionial language used in binary resources: Icelandic;
  • The binary likely contains encrypted or compressed data.;
  • Collects information about installed applications;
  • Creates a hidden or system file;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings;
  • Harvests credentials from local FTP client softwares;
  • Attempts to create or modify system certificates;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the files located on the sufferer’s hard disk drive — so the victim can no more use the data;
  • Preventing routine access to the target’s workstation;

Ransom:Win32/StopCrypt.MRK!MTB

The most normal networks where Ransom:Win32/StopCrypt.MRK!MTB Ransomware are infused are:

  • By methods of phishing e-mails;
  • As a consequence of customer ending up on a resource that holds a malicious software application;

As quickly as the Trojan is effectively infused, it will either cipher the data on the victim’s computer or protect against the device from functioning in an appropriate manner – while also putting a ransom money note that states the requirement for the sufferers to effect the repayment for the function of decrypting the records or restoring the file system back to the first condition. In the majority of instances, the ransom money note will show up when the client reboots the PC after the system has actually already been harmed.

Ransom:Win32/StopCrypt.MRK!MTB distribution networks.

In various edges of the world, Ransom:Win32/StopCrypt.MRK!MTB expands by leaps as well as bounds. Nevertheless, the ransom money notes and also tricks of obtaining the ransom quantity might vary depending upon specific regional (regional) setups. The ransom money notes and also techniques of extorting the ransom money amount may differ depending on certain neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software application.

    In certain locations, the Trojans usually wrongfully report having actually discovered some unlicensed applications enabled on the sufferer’s tool. The alert then requires the customer to pay the ransom money.

    Faulty declarations about prohibited content.

    In nations where software program piracy is much less prominent, this approach is not as efficient for the cyber fraudulences. Conversely, the Ransom:Win32/StopCrypt.MRK!MTB popup alert may falsely declare to be stemming from a police organization as well as will report having located kid pornography or various other illegal information on the device.

    Ransom:Win32/StopCrypt.MRK!MTB popup alert may wrongly assert to be deriving from a regulation enforcement establishment and also will report having located kid porn or various other illegal information on the gadget. The alert will likewise have a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 4B25C740
md5: 9a3e7ac821db3a216aca8a658d1b03f9
name: 9A3E7AC821DB3A216ACA8A658D1B03F9.mlw
sha1: 789df3781a8224bb0ac323d40a479ea9614702d3
sha256: 439f625f70b0ec881334159736f78c74915887d9bf8b92f4c65eb1ccb22d1dfd
sha512: 90f71c17568b3838885dcc9b74820488fb95e1a01c4191377bcb98f21ae5327f06b12d66cf5c231aaf7aa0822636ad03db3a05b68465b283ff4d2958e94490ef
ssdeep: 24576:OM0R8rElb24wibEpE/Nv0zalAi7srlJUR3Ziz4J2H1:7brYb24wNTPrXUR3Za4J
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

InternalName: sagzmiiloku.apa
ProductVersion: 7.12.29.13
Copyright: Copyrighz (C) 2021, fudkageta
Translation: 0x0181 0x009f

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

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
K7GW Hacktool ( 700007861 )
Cybereason malicious.b9e0da
Cyren W32/Kryptik.EWJ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky VHO:Backdoor.MSIL.Agent.gen
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZexaF.34126.yq0@ayZNfIhG
McAfee-GW-Edition BehavesLike.Win32.Lockbit.fc
FireEye Generic.mg.7b361e1d6a61b563
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_85%
Microsoft Ransom:Win32/StopCrypt.MRK!MTB
Acronis suspicious
McAfee Artemis!7B361E1D6A61
Malwarebytes Trojan.MalPack
Rising Trojan.Kryptik!1.D91D (CLASSIC)
Ikarus Trojan-Banker.UrSnif

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

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

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.MRK!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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

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

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending