How to remove STOP Ransomware and decrypt .raldug, .refols, .roland, .tronas or .trosak files


What is STOP Ransomware

Note: Files with extensions .raldug, .refols, .roland, .tronas or .trosak can be decrypted using STOPDecrypter (download below in the article).

STOP Ransomware is large family of encryption viruses with over than a year history. It has undergone multiple visual and technical modifications during the time. This article will describe peculiar properties of latest versions of this malware. Since the end of March, STOP Ransomware started to add following extensions to encrypted files: .raldug, .refols, .roland, .tronas or .trosak. They are sometimes called “Raldug Ransomware”, “Refols Ransomware”, “Roland Ransomware”, “Tronas Ransomware” and “Trosak Ransomware” respectively. Virus modifies the hosts file to block Windows updates, antivirus programs, and sites related to security news. The process of infection also looks like installing of Windows updates, malware generates fake window and progress bar for this. This version of STOP Ransomware now uses following e-mail addresses: and STOP Ransomware creates ransom note files: _readme.txt or _open_.txt (.tronas version). Here is how they look like:

STOP (.raldug, .refols, .roland, .tronas or .trosak) 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" 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:

The cost of decryption of files encrypted by STOP Ransomware is $980 (or for $490, if ransom is paid within 72 hours). Hackers should send special decryption tool, that will decode affected files. However, we must warn the victims, that malefactors often don’t keep promises, and don’t send the decoder. We recommend you to remove active infection of STOP Ransomware and use decryption tools available. STOPDecrypter is capable of decryption of .raldug, .refols, .roland, .tronas or .trosak files. You can also try manual guide in this article to attempt restoring files. Usage of file-recovery software can also help users recover some copies of files, that were removed earlier. Follow the guide on this page, to remove STOP Ransomware and decrypt .raldug, .refols, .roland, .tronas or .trosak files in Windows 10, Windows 8 and Windows 7.

stop ransomware (.raldug, .refols, .roland or .trosak extensions)

How STOP Ransomware infected your PC

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. In order to prevent infection with this type of threats in future we recommend you to use SpyHunter and BitDefender Anti-Ransomware.

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.

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 .raldug, .refols, .roland, .tronas or .trosak files

Use automated decryptors

Download STOPDecrypter (.raldug, .refols, .roland, .tronas or .trosak variations)

stop ransomware decrypter

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 Phoenix Data Recovery Pro to restore .raldug, .refols, .roland, .tronas or .trosak files

  1. Download Stellar Phoenix Data Recovery Pro.
  2. Select location to scan for lost files and click Scan button.
  3. Wait until Quick and Deep scans finish.
  4. Preview found files and restore them.

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


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 SpamFighter. It works with various desktop applications, and provides very high level of anti-spam protection.

Download SPAMFighter 5/5 (2)

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