What is STOP Ransomware

If your files recently got .myskle, .gerosan, .muslat or .boston extensions, that means your PC is infected with encryption virus called STOP Ransomware (alternative name is DJVU Ransomware, because first versions of virus of this type appended .djvu extension). This is very wide-spread and actively distributed malware. Ransomware initially used AES-256 encryption algorithm, and there was no way for decryption. However, if during encryption process infected PC was out of internet, or connection with remote server of hackers was interrupted your files can be decrypted using methods provided below. STOP Ransomware has a ransom note called _readme.txt. In this text file malefactors give contact information and details on how to make a payment. Virus copies it on the desktop and in the folders with encrypted files. Hackers provide following contacts, e-mails: stoneland@firemail.cc and gorentos@bitmessage.ch, or Telegram messenger: @datarestore. In the text box below you can see example of such ransom note:

STOP (.myskle, .gerosan, .muslat or .boston) Ransomware

Don't worry my friend, 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:

Our Telegram account:

Your personal ID:

To this moment very few developers of ransomware threats were caught by the police (mostly occasionally). They use anonymous servers and cryptocurrency wallets to receive payments and this makes them almost untraceable. Hackers want $980 for decryption and offer a 50% discount if the ransom is paid within 72 hours after the encryption). The unimportant file can be sent to them, to prove that they can decode your data. It is strongly recommended not to pay any money to cybercrooks, because there is no guarantee, that they will send you decryption tool back. Besides, there is a special tool called STOPDecrypter, that can decrypt files encrypted by STOP Ransomware for free. There are also some alternative methods, that can help you restore valuable files. For example, using file-recovery software, restoring Windows previous versions of files, restoring from shadow copies and backups (if the backup was set up before infection). Modern ransomware threats have learned to prevent such attempts of recovery, but our readers confirm, that those methods can be helpful. Read following guide to remove STOP Ransomware and decrypt .myskle, .gerosan, .muslat or .boston files using various methods.

  1. Download STOP (DJVU) Ransomware Removal Tool
  2. Get decryption tool for .myskle, .gerosan, .muslat or .boston files
  3. Recover encrypted files with Stellar Phoenix Data Recovery Pro
  4. Restore encrypted files with Windows Previous Versions
  5. Restore files with Shadow Explorer
  6. How to protect from threats like STOP Ransomware

stop ransomware (.myskle, .gerosan, .muslat or .boston extensions)

How STOP Ransomware infected your PC

Virus modifies “hosts” file to block Windows updates, downloading antivirus programs, and visiting sites related to security news or offering security solutions. STOP Ransomware comes along with AZORult trojan, that was initially created to steal logins and passwords. The process of infection also looks like installing of Windows updates, the malware shows fake window, that mimics update process.

fake windows update from stop ransomware

It uses rdpclip.exe to replace a legal Windows file and to launch an attack on a computer network. After encrypting the files, the encrypter is deleted using the delself.bat command file. STOP Ransomware virus is propagated via spam attack with malicious e-mail attachments and using manual PC hacking. Can be distributed by hacking through an unprotected RDP configuration, fraudulent downloads, exploits, web injections, fake updates, repackaged and infected installers. Virus assigns certain ID with the victims, that is used to name those files and supposedly to send decryption key. Great tools to protect against STOP Ransomware are: Emsisoft Anti-Malware and Malwarebytes Anti-Malware.

Download STOP Ransomware Removal Tool

Download Removal Tool

To remove STOP Ransomware completely, we recommend you to use WiperSoft AntiSpyware from WiperSoft. It detects and removes all files, folders and registry keys of STOP Ransomware and prevents future infections by similar viruses.

Alternative Removal Tool

Download SpyHunter 5

To remove STOP Ransomware completely, we recommend you to use SpyHunter 5 from EnigmaSoft Limited. It detects and removes all files, folders and registry keys of STOP Ransomware. The trial version of SpyHunter 5 offers virus scan and 1-time removal for FREE.

How to remove STOP Ransomware manually

It is not recommended to remove STOP Ransomware manually, for safer solution use Removal Tools instead.

STOP Ransomware files:


STOP Ransomware registry keys:

no information

How to decrypt and restore .myskle, .gerosan, .muslat or .boston files

Use automated decryptors

Download STOPDecrypter (.myskle, .gerosan, .muslat or .boston variations)

stop ransomware decrypter

STOPDecrypter is able to decrypt .myskle, .gerosan, .muslat or .boston files, encrypted by STOP Ransomware. This tool was developed by Michael Gillespie. It requires encrypted and original file pair with the size more ~150 Kb and works only for those encrypted with offline keys. Download it here:

Download STOPDecrypter

If you are infected with STOP Ransomware and removed it from your computer, you can try decrypting your files. Antivirus vendors and individuals create free decryptors for some crypto-lockers. To attempt to decrypt them manually you can do the following:

Use Stellar Data Recovery Professional to restore .myskle, .gerosan, .muslat or .boston files

stellar data recovery professional

  1. Download Stellar Data Recovery Professional.
  2. Click Recover Data button.
  3. Select type of files you want to restore and click Next button.
  4. Choose location where you would like to restore files from and click Scan button.
  5. Preview found files, choose ones you will restore and click Recover.
Download Stellar Data Recovery Professional

Using Windows Previous Versions option:

  1. Right-click on infected file and choose Properties.
  2. Select Previous Versions tab.
  3. Choose particular version of the file and click Copy.
  4. To restore the selected file and replace the existing one, click on the Restore button.
  5. In case there is no items in the list choose alternative method.

Using Shadow Explorer:

  1. Download Shadow Explorer program.
  2. Run it and you will see screen listing of all the drives and the dates that shadow copy was created.
  3. Select the drive and date that you want to restore from.
  4. Right-click on a folder name and select Export.
  5. In case there are no other dates in the list, choose alternative method.

If you are using Dropbox:

  1. Login to the DropBox website and go to the folder that contains encrypted files.
  2. Right-click on the encrypted file and select Previous Versions.
  3. Select the version of the file you wish to restore and click on the Restore button.

How to protect computer from viruses like STOP Ransomware in future

1. Get special anti-ransomware software

Use BitDefender Anti-Ransomware

bitdefender anti-ransomware

Famous antivirus vendor BitDefender released free tool, that will help you with active anti-ransomware protection, as additional shield to your current protection. It will not conflict with bigger security applications. If you are searching complete internet security solution consider upgrading to full version of BitDefender Internet Security 2018.

Download BitDefender Anti-Ransomware

2. Back up your files

onedrive backup

Regardless of success of protection against ransomware threats, you can save your files using simple online backup. Cloud services are quite fast and cheap nowadays. There is more sense using online backup, than creating physical drives, that can get infected and encrypted when connected to PC or get damaged from dropping or hitting. Windows 10 and 8/8.1 users can find pre-installed OneDrive backup solution from Microsoft. It is actually one of the best backup services on the market, and has reasonable pricing plans. Users of earlier versions can get acquainted with it here. Make sure to backup and sync most important files and folders in OneDrive.

3. Do not open spam e-mails and protect your mailbox

mailwasher pro

Malicious attachments to spam or phishing e-mails is most popular method of ransomware distribution. Using spam filters and creating anti-spam rules is good practice. One of the world leaders in anti-spam protection is MailWasher Pro. It works with various desktop applications, and provides very high level of anti-spam protection.

Download MailWasher Pro

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