Avast Releases Free Ransomware Decryptor for Multiple Ransomware Strains

Blog Summary – Antivirus company Avast has made new free decryptors to work in recovering files that were lost to the ransomware attacks. This blog will help you understand the features and functionality of these tools.

Decryption is a process of transformation of the encrypted data to its original form and to decode the information, you need a special key. This is when the decryptors come to the light as they are the special tools to fix your problems of lost files in a ransomware attack.

So, as we all know that in cyberattack is one of the major issues faced by people worldwide. News of ransomware attacks is very common and often people lose a lot of important data to such malicious elements.

Avast has been working on the decryptors for a long time and now has released its all-new tools. These are the free ransomware decryptor tools that will work for many strains. The cybersecurity expert has released the new tools which are going to work for the following ransomware strains – AtomSilo, Babuk, and LockFile.

Also Read: How To Enable Ransomware Protection In Windows Defender?

Why were these decryptor tools formed?

As reported by Avast, on Oct 17th, a security researcher at RE-CERT named Jiří Vinopal had published important information about the weakness of the ransomware AtomSilo and Lock File. It is said that the ransomware affected files and could be decrypted without paying any kind of ransom. This led Avast to work on preparing the Avast Decryptor for the aforementioned strains.


Avast broke the encryption used by the ransomware thereby creating the decryptor with the help of the information shared by Jiří Vinopal.

Also Read: No More Ransom: An Initiative To Foil The Ransomware Plans Of Threat Actors

Similarly, for another ransomware named Babuk, you can also find the free decryptor by Avast. It was earlier announced on Twitter by Vx-underground which has a lot of information about a large number of malware source code and samples etc.


After the change of heart from the former developers of the Babuk ransomware group, a person had shared the source code used. This was further used by Avast to create the decryptor for Babuk. However, in the recent news, Avast has reported that this decryptor for Babuk is only helpful to those affected by the .babuk or .babyk.

Also Read: Things You Can Do To Protect Your Business From Ransomware

Let’s find out how this free ransomware decryptor works –

Avast has released several free utilities for ransomware victims. They can visit the official website to download the specific decryptor to free the encrypted data from the ransomware. For AtomSilo and LockFile, you can use the single download as they are both very similar to each other. For Babuk, there is a separate decryptor that will help you free the files from its encryption. You can visit the official website of Avast Free Decryptors and utilize the functions for free. – https://www.avast.com/ransomware-decryption-tools

Will Avast Free decrypter work on all ransomware strains?

Sadly, the answer to this question is no. As any decryptor, Avast free decryptor for the ransomware strains also has its limits. This has been mentioned in the official blog of Avast, that most files infected can be saved but there is a limitation. Just like the files with no format or the unknown format, text files are not under the decryption process and won’t be recovered.

Also Read: How To Protect Your Mac From A Ransomware Attack?


As Avast works in making its decrypting tools available for free. What do you think about this goodwill of the Czech cybersecurity expert company Avast? We think it’s very helpful and a very good move towards the extended research and development of the decryptors for the ransomware. As the number of ransomware developers is increasing in number, more acts like Avast and the tools as such are required to debunk the malware attacks. We are sure that Avast Free Ransomware Decryptors will help a lot of people. All the victims will benefit from it as they can unlock the encryption with its use and access their data once again. Despite the limitation, the Avast free decryptors are going to be very helpful to all.

We hope this article will help you learn about the Avast free decryptor tools. We would like to know your views on this post to make it more useful. Your suggestions and comments are welcome in the comment section below. Share the information with your friends and others by sharing the article on social media.

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