How to remove REYPTSON virus and restore encrypted files

REYPTSON ransomware virus

REYPTSON ransomware already penetrated hundreds of computers around the world via basic manner: scam messages with viral attachments. Sometimes hackers use exploits to get into the PC, but they are speedily corrected. When infection is done, REYPTSON reviews the hard disc to find the folders to be cyphered and their approximate value. Currently, any new ransomware is able to cypher video, audio, image and text information in all most used formats. Extra attention is attracted to businesslike files, because representatives of business are the main target for scammers. All software in the system will be unaffected since scammers are interested only in information. Encryption is executed through well-known encryption algorithms, and its intricacy is so high that it can't be bruteforced. This is the foundation for impressive success of this kind of viruses in recent years: common user, even having a very good knowledge of the computer, will never be able to get back the data, and will need to pay ransom. The sole manner to decrypt files is to find the scam website and withdraw the encryption keys. Also there's a way to get encryption keys via defects in viruse's program code.

That article is about virus called REYPTSON which infects users' machines in all countries of the world, and encrypts their files. In this entry you will see important information about REYPTSON's essence, and how to eliminate REYPTSON from your machine. Besides, we'll tell you how to restore the corrupted files and is it possible.

The knowledge of computers is highly important in our century, because it assists user to protect the workstation from computer viruses. For ransomware this is very relevant, since, in contradistinction to normal hazardous software, after removing ransomware from the system, the consequences of its doings do not disappear anywhere. To defend yourself, you should understand a few simple rules:

    • Don't admit any changes to the computer, coming from strange software. If the PC is polluted by ransomware, it will try to eliminate the shadow copies of your files, to make the recovery impossible. However deletion of shadow copies needs admin rights and operator's confirmation. So, if you don't accept alterations from a suspicious program at the right moment, you will reserve the opportunity to restore all encrypted files for free.
    • Be careful with the messages that contain files. If such a letter comes from an unknown sender and it notifies about winning any prize, a lost parcel or anything like that, this might be ransomware. The #2 popular kind of scam letters is a forgery for business correspondence. appeals, lawsuits, Bills for services or products, summaries and suchlike specific documents cannot be sent without warning, and the receiver should know the sender. Otherwise, it is a scam.
    • Monitor the state of your workstation. It consumes a lot of CPU resources to encode the files. When the REYPTSON starts to operate, the computer slows down, and the encrypting process is visible in Process Manager. You might catch this moment and unplug the PC before files will be completely encrypted. This, if the machine is really infected, will save a lot of your files.

Malware deletion is not solution of the whole issue - it's just a one step on the long road until the total data recovery. If you get rid of REYPTSON, you won't get back the files immediately, it will take multiple measures described in the "How to restore encrypted files" section. To deelete REYPTSON, user needs to launch the laptop at safe mode and check it via AV-tool. Some ransomware can't be deleted even via AV-tool, and have other effective mechanics of defense. Qualitative viruses are able to fully remove corrupted information, or part of it, if user attempts to delete the virus. This is very bad, and the following instruction will assist you to avoid it.

Removal instruction

Step 1. Boot into Safe mode

Safe mode

Start -> Msconfig.exe

Safe mode. Step 1

On the tab Boot select Safe boot

Safe mode. Step 2

Step 2. Check Startup folder

Start -> Msconfig.exe ->Disable unknown programs in the Startup tab


Step 3. Check hosts file

Modify hosts file, that located in C:\Windows\System32\drivers\etc\ .

Hosts file.Step 1

Open the file with Notepad and delete suspicious strings.

Hosts file.Step 2

It has to look like this:

Hosts file.Step 3

Step 4. Scan the system with antiviral scanner


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Step 5. Disable Safe mode

Start -> Msconfig.exe ->Disable Safe boot in the Boot tab

Deactivate Safe mode

If you performed all conditions, described in previous part of an article - it's time to restore the files. We're not able to decrypt the data, but we'll recover them using OS functionality and the particular software. There are the lucky chances, but usually data recovery requires plenty of time and money. If you can't wait and are going to recover the data by hand - here's the complete article on data recovery.

To restore information, follow the article about files decryption.

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