MarsJoke Ransomware virus removal. Decrypt MarsJoke.

MarsJoke Ransomware first reported by Proofpoint researchers was spotted at at the beginning of August and not being in wild distribution. However at mid of september the ransom started picking up in distribution and the first large-scale campaign was reported at September 22. It appears that this ransomware target educational institutions and agencies in USA.

At September 22 the first large-scale email campaign contained a malicious URLs leading to malicious executable “file_6.exe”. The name of the ransomawre comes from the massage in the code “HelloWorldItsJokeFromMars”. It looks similar to CTB-Locker ransomware and it mey be related or developed by authors of CTB-Locker.

Once user execute “file_6.exe” MarsJoke ransomware will encrypt victim’s data. Encrypted files will have no ransom extension appended so it will be hard to determine which files are locked, however the ransom service offer to see a list of encrypted files. A ransom note will be alos left to user desktop “!!! For Decrypt !!!.bat”, “!!! Readme For Decrypt !!!.txt”, and “ReadMeFilesDecrypt!!!.txt” with information regarding payment and file recovery. Victims can also user TOR service with an onion-hosted web panel provided by MarsJoke developers. Victims will also have the option to decrypt one file up to 1 mb for free.

Once user data is locked a RSA key will be generated and stored at developers command and control server. Victims can purchase this for 0.6 BTC, which is approximately 350 USD. Once payment confirmed, MarsJoke ransomware developers claim that user will receive the key within 15 min. The onion several is available with variety of languages.

marsjoke ransomware

How to protect against ransomware is most frequently asked questions in the past year. Since ransomware has become the biggest threat among all viruses, people ask themselves if there’s a way to protect from such. It is already too late if you once suffered ransom attack and file has been locked. For some there is a solution but for others disappointment. Either way popularity of ransomware rises and new development are presented every day.

What can we do against the battle with ransomware?

  • If you are already infected do not pay the ransom! Remove the virus and look for other solutions rather than paying. Paying the ransom may be your only option if you have really valuable data. However we do not recommend doing this because you will support the work of criminals. The risk of losing money and still stuck with encrypted files since there is no guarantee in any way that you will recover what one is lost.
  • Security researcher are always working on recovery solutions. Not all ransomware are professionally developed and being cracked, but some are so good developed that there is no current way to be beaten at the current date. One of the solutions is system restore.
  • Best solution is if you have a backup, wipe your hard drive and perform system restore. If not, backup your data frequently. Store backup data in any removable storage device or use any online backup services.
  • Protect your computer with antivirus, internet security, anti-malware software or new developed applications like anti-ransomware. Highly recommended is to keep it up to date and use the paid surveys. We do not recommend free applications.

Now that you have been infected you have a few options:

Many suggest that you simply pay and hope that you will get all off your data back. However in this case you risk losing money and still being stuck with crypted files. We do not recommend this way simply because you will support the work of hackers and the more money thay get the stronger they will become.

The best option for you is if you have a backup, wipe your hard drive and perform system restore.

Use any type of anti malware software to remove MarsJoke ransomware.

NOTE: In this option the virus will be removed but the files will remain locked! You have to decrypt your files.

New research discovery shows how ransomware deletes files and substitute encrypted copy of them. It is not guaranteed, but it is a possibility that you may recover your files with data recovery software. Before trying to decrypt any files you can scan your computer for posible data loss.

Go here to find out how to recover deleted files.

Decrypt MarsJoke ransomware files.

Good news is that we can now use decryption programs. A lot of security companies like Kasperky lab, bitdefender and more has developed a program that is fully capable of decryption key for ransomware malware. You can find this programs anywhere on the internet but it is strongly suggested to download this programs from official websites. NOTE: It may take a long time for your files to be decrypted depending on your PC performance.

  • Name – Mars Joke
  • Type Spamming – Malware, Ransomware, Trojan Horse
  • Danger Level – High
  • Brief Description – Encrypt files and demand ransom.
  • Symptoms – Poor pc performance or freezing, ransom massages.
  • Method – Via Trojan Horse or spam email.

Note: Removing MarsJoke ransomware manually could be very risky and unpredictable!

To remove this virus we suggest you follow the step by step instructions we provided. Since ransomware virus creates variety of malicious modified registry entries and different files, we strongly advise you to use anti-malware tool. Removing the virus manually requires high computer skills and knowledge.

Steps to remove “Mars Joke ransomware”

Manual steps to remove ransomware or malware. How to prevent ransomware or malware.

For now, removing ransomware or malware manually will only be able for IT specialists. If you don't know one don't worry. We have a solution for you. Over here we will use Spyhunter to remove the virus. The Spyhunter anti-malware is a collection of programs that can be used to scan for malware and clean infected computers. You can also use full anti-malware program in this case which is the better option because it also offers protection.

How to remove "ransomware or malware"

NOTE: In this option the virus will be removed but the files will remain locked! You have to decrypt your files.
  1. Download Spyhunter anti-malware.
  1. 2.  After program has been downloaded, double-click to open it. User will have to install the program. Click on Spyhunter.exe to start the process.
User Account Control dialog may appear, asking you to allow the following program to make changes to this computer. Click "Yes" or "Run" to proceed with the installation. User can also choose variety of languages. Click Ok and the installation will begin with a welcome massage for Spyhunter. Click Next to continue to the next step. User will also have to accept Spyhunter license agreement by clicking on "I accept the agreement" and click Next. Spyhunter will ask user to read important information provided before continuing. Once done click on next to go to the next step. User can choose where to install the program. By default - C:Program FilesEnigma Software GroupSpyHunter. The process will continue and then Spyhunter will install. The installation process may take awhile, depending on a computer system performance. Once the installation is done, click Finish.
  1. 3. Update the software before scanning. Once program has been updated go to scan. You can choose from a free trial version or activate license. It is recommended to buy full version as the trial will not protect computer system.
  1. 4. The scan process will begin. The scan process may take awhile, depending on a computer system performance.
  1. 5. Once the scan is complete you can choose between delete or quarantine the viruses. The quarantine option is recommended and since the malware is active a reboot will be required to finish process.

Click here for guide of how to uninstall spyhunter.

Decrypt ransomware files.

Good news is that we can now use decryption programs. A lot of security companies like Kasperky lab, bitdefender and more has developed a program that is fully capable of decryption key for ransomware malware. You can find this programs anywhere on the internet but it is strongly suggested to download this programs from official websites. NOTE: It may take a long time for your files to be decrypted depending on your PC performance.