Trojan:Win32/MarsStealer.RPY!MTB Virus Removal

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

Spectating the Trojan:Win32/MarsStealer.RPY!MTB malware detection usually means that your system is in big danger. This virus can correctly be identified as ransomware – type of malware which ciphers your files and asks you to pay for their decryption. Removing it requires some unusual steps that must be taken as soon as possible.

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Trojan:Win32/MarsStealer.RPY!MTB detection is a virus detection you can spectate in your system. It frequently shows up after the preliminary activities on your computer – opening the untrustworthy e-mail, clicking the banner in the Web or mounting the program from untrustworthy resources. From the instance it appears, you have a short time to take action until it starts its malicious action. And be sure – it is far better not to await these malicious actions.

What is Trojan:Win32/MarsStealer.RPY!MTB virus?

Trojan:Win32/MarsStealer.RPY!MTB is ransomware-type malware. It searches for the documents on your disks, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your documents inaccessible, this virus also does a ton of damage to your system. It modifies the networking settings in order to stop you from looking for the removal guidelines or downloading the anti-malware program. Sometimes, Trojan:Win32/MarsStealer.RPY!MTB can even stop the setup of anti-malware programs.

Trojan:Win32/MarsStealer.RPY!MTB Summary

In total, Trojan:Win32/MarsStealer.RPY!MTB malware actions in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution;
  • Uses Windows utilities for basic functionality;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Saami;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the Tofsee malware family;
  • Deletes executed files from disk;
  • Uses suspicious command line tools or Windows utilities;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Encrypting the documents located on the victim’s disk drives — so the victim cannot check these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware programs

Ransomware has been a nightmare for the last 4 years. It is hard to realize a more dangerous virus for both individuals and companies. The algorithms utilized in Trojan:Win32/MarsStealer.RPY!MTB (usually, 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 actually exists, and possibly will exist. However, that virus does not do all these bad things instantly – it may require up to a few hours to cipher all of your files. Thus, seeing the Trojan:Win32/MarsStealer.RPY!MTB detection is a clear signal that you need to start the elimination procedure.

Where did I get the Trojan:Win32/MarsStealer.RPY!MTB?

Ordinary methods of Trojan:Win32/MarsStealer.RPY!MTB spreading are typical for all other ransomware variants. Those are one-day landing websites where victims are offered to download and install the free app, so-called bait emails and hacktools. Bait emails are a relatively new tactic in malware distribution – you get the email that imitates some routine notifications about deliveries or bank service conditions changes. Inside of the email, there is a malicious MS Office file, or a web link which opens the exploit landing page.

Malicious email spam

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

Avoiding it looks fairly easy, but still needs tons of recognition. Malware can hide in various spots, and it is much better to stop it even before it invades your PC than to rely on an anti-malware program. Common cybersecurity awareness is just an essential item in the modern-day world, even if your interaction with a computer stays on YouTube videos. That can save you a great deal of time and money which you would certainly spend while trying to find a fix guide.

Trojan:Win32/MarsStealer.RPY!MTB malware technical details

File Info:

name: FEF3091059AF5AE452CD.mlw
path: /opt/CAPEv2/storage/binaries/abb89870a6ffac63572b4f2026957ee5c75eaeb17db0eec61629333da244ba44
crc32: 01B89D39
md5: fef3091059af5ae452cd4554a7fb2f31
sha1: 6716795202f0eb637e61b5c2e12561e4587b322d
sha256: abb89870a6ffac63572b4f2026957ee5c75eaeb17db0eec61629333da244ba44
sha512: f895a12bf19419bdc0392b215d135acf2acd0479ca632b807529a68c52cfb60603bb9a462c380d2c15031819e87db6ce13cc987ac385891dabc31760401e6a6b
ssdeep: 3072:yr992I1yxYhjZjXLR1EalWmPEDUvz64IeF+GA52A26Q3GLeJig/oGOUZ:TI1yK1LRuaQmP2+B9FXRGKJ1o
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T183445C5366D17CA3F5264B328E2EC2E4661EFC918F1D77AAD254AE1F19703B1C272702
sha3_384: 7b4e6bdf9018639a9650b7781aedda41df068461deb363bc16bb59a60ebd26b34e0959c89bdb1309c03c34ca0e0c2f35
ep_bytes: e8ab4c0000e989feffffff35ec0e4300
timestamp: 2023-04-09 20:37:52

Version Info:

FileDescriptions: Xenum
InternalName: Buckiyack.exe
LegalTrademark1: Gurufes
LegalTrademarks2: Gunshut
OriginalFilename: Buskebas.exe
Translation: 0x0709 0x04e2

Trojan:Win32/MarsStealer.RPY!MTB also known as:

CrowdStrikewin/malicious_confidence_100% (W)
K7GWTrojan ( 005adad71 )
K7AntiVirusTrojan ( 005adad71 )
ESET-NOD32a variant of Win32/Kryptik.HVEA
RisingTrojan.SmokeLoader!1.E66C (CLASSIC)
EmsisoftTrojan.GenericKD.70251622 (B)
CynetMalicious (score: 100)
MAXmalware (ai score=86)
SentinelOneStatic AI – Malicious PE
AVGWin32:TrojanX-gen [Trj]
AvastWin32:TrojanX-gen [Trj]

How to remove Trojan:Win32/MarsStealer.RPY!MTB?

Trojan:Win32/MarsStealer.RPY!MTB malware is very difficult to remove manually. It stores its data in several locations throughout the disk, and can recover itself from one of the elements. In addition, a range of changes in the registry, networking configurations and also Group Policies are really hard to discover and change to the initial. It is much better to make use of a specific app – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for malware removal goals.

Remove Trojan:Win32/MarsStealer.RPY!MTB with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Trojans as shown from our tests with the software, and we assure you that it can remove Trojan:Win32/MarsStealer.RPY!MTB as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.


3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Trojan:Win32/MarsStealer.RPY!MTB Trojans

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Trojan:Win32/MarsStealer.RPY!MTB was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Trojan:Win32/MarsStealer.RPY!MTB has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Trojan:Win32/MarsStealer.RPY!MTB” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website ( and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Trojan:Win32/MarsStealer.RPY!MTB Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Trojan:Win32/MarsStealer.RPY!MTB Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Trojan:Win32/MarsStealer.RPY!MTB and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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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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