How to remove Gandcrab 4 ransomware and restore .KRAB files

What is Gandcrab 4 Ransomware?

Gandcrab 4 is another ransomware-type virus from Gandcrab developers. The fourth version of the virus operates like previous ones: once it gets on victim’s computer, the virus starts encryption procedure. Upon completion of the encryption process, Gandcrab 4 Ransomware blackmails user into giving him money for data recovery. The thing is that the encrypted files are unavailable until they are completely decrypted, that’s why it’s important to know how to deal with this unpleasant situation. Despite their assurances, we urge you to not contact them as this may result in money loss. Bear in mind, you’re dealing with scammers which sole purpose is to get you money rather than help you, and as experience shows that malefactors often disappear once money is transferred.

Gandcrab 4 ransomware

Gandcrab 4 Ransomware encodes users’ personal files via Salsa20 encryption algorithm. It is easy to recognize by “.KRAB” extension which is added to each affected file. For example, file “myfamily.jpg” will turn into “myfamily.KRAB”. After this, ransomware creates TXT file – KRAB-DECRYPT.txt on the desktop where the user will find instructions to decrypt encrypted files:

--= GANDCRAB V4 =---
All your files, documents, photos, databases and other important files are encrypted and have the extension: .KRAB
The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files.
The server with your key is in a closed network TOR. You can get there by the following ways:
| 0. Download Tor browser -
| 1. Install Tor browser
| 2. Open Tor Browser
| 3. Open link in TOR browser: ***
| 4. Follow the instructions on this page
On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free.

The virus doesn’t delete your files which means you have a good chance to get them back. Before deciphering, you should first stay focused on removing Gandcrab 4 Ransomware in order to avoid the re-infection. Once Gandcrab 4 Ransomware is removed, you can proceed with decryption. Both automatic and manual solution is presented here that we hope will help you remove Gandcrab 4 Ransomware and recover your files.

How Gandcrab 4 ransomware gets on your PC?

This type of virus can be infiltrated through several methods, including a freeware software, spam messages, trojans, software from dangerous sources, etc. A process of installation can start hidden and automatically. Besides that, some malware programs can mark Gandcrab 4 Ransomware as a trusted software program.

How to remove Gandcrab 4 ransomware?

To make sure that the ransomware won’t reappear, you need to delete Gandcrab 4 ransomware completely. For this, you need to remove the files and registry entries of the ransomware. We should warn you that performing some of the steps may require above-average skills, so if you don’t feel experienced enough, you may apply to the automatic removal tool.

Download SpyHunter

Performing an antimalware scan with Norton would automatically search out and delete all elements related to Gandcrab 4 ransomware. It is not only the easiest way to eliminate Gandcrab 4 ransomware but also the safest and the most assuring one.

How to decrypt .KRAB files

Restore files with Stellar Data Recovery

Stellar Data Recovery is an essential tool in the fight against ransomware-type viruses that can recover encrypted files.

stellar data recovery tool

  1. Download Stellar Data Recovery and launch it
  2. Select the drive you want to recover and click START SCAN
  3. After scanning is finished, you are presented with a list of recoverable files found.
  4. Select the required files and click the Recover
Download Stellar Data Recovery

Decrypt files using our decryption service

You may try using our own service for decrypting files compromised by ransomware-type viruses. The analysis of data takes 3-5 days, after which, we will let you know whether it’s decryptable or not. Note: the service is paid, payment is charged only for decryption, the analysis is free. In order to use our service, you should fill out the form listed below.

Please attach encrypted text files according to the following conditions:

  1. number of files should be at least 5;
  2. file size is not more than 5 megabytes;
  3. files must be from different folders;
  4. files must be unique.

Also, please add a log file, created on your PC:

  1. Click “Start” and type: “cmd.exe” in the search box
  2. Right-click “cmd.exe” and select “Run as administrator
  3. In command line, type or copy/paste following: dir C:\ /a/s > “%userprofile%\dirc.log”
  4. Find and attach the created “%userprofile%\dirc.log” file to the web form

Restore the system

  1. Initiate the search for system restore
  2. Click on the result
  3. Choose the date before the infection appearance
  4. Follow the on-screen instructions

Roll the files back to the previous version

  1. Right-click the file and choose Properties
  2. Open the Previous Version tab
  3. Select the latest version and click Copy
  4. Click Restore

If the above-mentioned methods didn’t help in eliminating the threat, then it’s better to rely on an automatic way of deleting Gandcrab 4 Ransomware.

How to prevent ransomware infection

To prevent infection with ransomware-type viruses, you should have proper antimalware software. This method is convenient because it allows you to detect a virus before it penetrates, and therefore to avoid infection and the loss of all your data. It is capable of protecting not only home computers but also server systems in large organizations. Download antimalware program to secure your system and privacy.
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