How to remove MOSK ransomware and decrypt .mosk files

MOSK ransomware encryption process.

MOSK ransomware is one of the newest members of STOP(DJVU) viruses family. These viruses can be described as file-encryption ransomwares, as they prevent users from the accessing to the definite file formats. Among them such well-known viruses, as: TOEC, NAKW, Derp, COOT, Nols, Werd, Ndarod, Leto, Bora and RECO. In the most cases these viruses have the same ways of transmission: they spreads by the means of email attachments, bundles and fake installators. Possibly everyone can face this problem, as these files doesn’t differ from the harmless ones. If your device is already infected with this virus, don’t try to decrypt .mosk files manually, as the encryption is not a simple renaming of files.

The encryption process in all the cases can be characterized, as a two-step process. The first step is scanning for the appropriate files. MOSK ransomware can work only with the definite file formats, like .doc, .jpg, .mp3 and etc. The encryption of all files will take a great amount of time and resources, so there is a great risk, that the virus will be noticed. Once the files are found, the virus begins the encryption process. MOSK ransomware modifes the file structures and adds the new extension – .mosk to the names of these files. To make the owner of the device pay for the decryption services, which hackers provide, it creates a ransom note _readme.txt. The information in this note is the following:


Don’t worry, you can return all your files!
All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key.
The only method of recovering files is to purchase decrypt tool and unique key for you.
This software will decrypt all your encrypted files.
What guarantees you have?
You can send one of your encrypted file from your PC and we decrypt it for free.
But we can decrypt only 1 file for free. File must not contain valuable information.
You can get and look video overview decrypt tool:
Price of private key and decrypt software is $980.
Discount 50% available if you contact us first 72 hours, that’s price for you is $490.
Please note that you’ll never restore your data without payment.
Check your e-mail “Spam” or “Junk” folder if you don’t get answer more than 6 hours.
To get this software you need write on our e-mail:
Reserve e-mail address to contact us:
Your personal ID:

There is no any reason to trust in them. There is great risk of being deceived, as these people are criminals. That’s not uncommon, when criminals stop every contact with the victims, once they’ve received money. Save your time and money and use our guide on how to remove MOSK ransomware and decrypt .mosk files!

Article’s Guide

  1. How to remove TOEC Ransomware from your computer
  2. How to remove TOEC Ransomware encryption from your files
  3. Data Recovery
  4. Automated decryption tools
  5. Windows Previous Versions

How to remove MOSK Ransomware from your computer?

We strongly recommend you to use a powerful anti-malware program that has this threat in its database. It will mitigate the risks of the wrong installation, and will remove MOSK from your computer with all of its leftovers and register files.

Solution for Windows users: our choice is Norton 360 . Norton 360 scans your computer and detects various threats like MOSK, then removes it with all of the related malicious files, folders and registry keys.

Download Norton windows compatible

If you are Mac user, we advise you to use Combo Cleaner.

How to decrypt .mosk files?

Once you’ve removed the virus, you are probably thinking how to decrypt .mosk files. Let’s take a look at possible ways of decrypting your data.

Recover data with Data Recovery

Data Recovery

  1. Download and install Data Recovery
  2. Select drives and folders with your files, then click Scan.
  3. Choose all the files in a folder, then press on Restore button.
  4. Manage export location.

Download Stellar Data Recovery

The download is an evaluation version for recovering files. To unlock all features and tools, purchase is required ($49.99-299). By clicking the button you agree to EULA and Privacy Policy. Downloading will start automatically.

Restore data with automated decryption tools

Unfortunately, due to the novelty of MOSK ransomware, there are no available automatic decryptors for this encryptor yet. Still, there is no need to invest in the malicious scheme by paying a ransom. You are able to recover files manually.
You can try to use one of these methods in order to restore your encrypted data manually.

Decrypt .mosk files with Windows Previous Versions

This feature is working on Windows Vista (not Home version), Windows 7 and later versions. Windows keeps copies of files and folders which you can use to restore data on your computer. In order to restore data from Windows Backup, take the following steps:

  1. Open My Computer and search for the folders you want to restore;
  2. Right-click on the folder and choose Restore previous versions option;
  3. The option will show you the list of all the previous copies of the folder;
  4. Select restore date and the option you need: Open, Copy and Restore.

Decrypt .mosk files with System Restore

You can always try to use System Restore in order to roll back your system to its condition before infection infiltration. All the Windows versions include this option.

  1. Type restore in the Search tool;
  2. Click on the result;
  3. Choose restore point before the infection infiltration;
  4. Follow the on-screen instructions.

Was this tutorial helpful?
[Total: 0 Average: 0]

1 thought on “How to remove MOSK ransomware and decrypt .mosk files”

  1. Is the blog more @#$%##$ that i see, really? your files has be cifred, do not worry use this program and recovery your files………….. about the .mosk type of files: it is imposible recovery that this tipe for files.?? who write this stu%^& blog then, a dokney, a drugman. damit i lost my time.


Leave a Comment

Time limit is exhausted. Please reload CAPTCHA.