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How to Restore the Encrypted Files?

How to Restore the Encrypted Files

Ransomware Encryption Process

The Ransomware threat encrypted files on the target computer using strong encryption algorithm. The ciphers used to encrypt the files are a pair of public-private key. The ransomware authors harvest the system related information to generate a unique key that represent the author. You can find the unique key within the ransom note or with the extension used to lock the files. And the private key is stored within the hackers server, which the authors of the ransom claim to be the decryption key.

Ransomware Encryption Process
Ransomware Encryption Process. Picture credit: welivesecurity.com

The authors of the ransomware takes the advantage of that to make users pay huge amount of money in crypto-currency to purchase the key from them. However, paying to the cyber-criminals should never be an option. As they cannot be trusted and secondly this will encourage them to make their business more stronger.

So, better to use an effective anti-ransomware tool to remove the malware and try out the recovery options below.

3 Ways To Recover Your Encrypted Files

Method 1: Backups

Security experts always advice to keep a backup of your important files and documents. So, if have been regularly backing up your data and you can restore them after successfully removing the ransomware threat. If you still haven’t started backing up your important data then remove the ransomware threat and start back up using SOS Online Backup

Method 2: File Recovery Software

If you don’t have any manual backup of your files, then you can try to recover your encrypted files by using data recovery software tools. As some ransomware threat before encrypting the files make a copy of it and then delete the original ones. So, there is a possibility that file recovery software can help you recover some of your data. We recommend some top rated data recovery tools that you can try to recover the file infected. 

Method 3: Shadow Volume Copies Or Windows Restore And BackUps

If the file recovery software also does not help you, then the last way is to try a recovery process by restoring the Shadow Volume Copies. Unfortunately, many of the ransomware also deletes the shadow volume copies of the files encrypted on the attacked computer. So that the user have no way left to recover their files. But sometimes it may not be able to do so, thus, you can try this method to restore your files. 

  • Windows Restore And BackUps:

This feature is known as Previous Versions. However, you can only use this feature if you have set any restore point that was create prior to the attack of the ransomware. This feature will help you to restore your Windows state at that point of time.

1. Open File Explorer.

2. Choose the infected file by clicking the right-click and choose Restore previous versions.

Windows Restore Files
Windows Restore Files

3. This will open “Previous Versions” window to show the backup copy of the files if any. Choose the to the attack and click on Open or Restore. This will restore the file to the time before the encryption had occurred.  If you don’t see any versions, it means you haven’t set any Restore point earlier.

  • Shadow Volume Copies

This feature by windows is known as Shadow Explorer which allows users to retrieve and restore previous versions of the files stored on the computer.

1. Download the ShadowExplorer from its official web site only.

2. Follow the simple on-screen instructions to Install the program.

3. After the program is launched. You will the list of drives that opens a list to choose the files and folders to the left menu. You can also choose the specific time to which you want to restore the files.

Shadow Explorer File Recovery
Shadow Explorer File Recovery

Hope this article is helpful to you.

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