Suddenly disappeared in the heart of summer, the cybergang Revil is talking about him again. Servers linked to its malicious ransomware activities were once again accessible. Revil's cybercriminal group demanded a ransom of $ 70 million to provide a universal decryptor to companies hit by its ransomware in the Kaseya case. (credit: Pexels / Sora Shimazaki) Would Revil's original cybergang make a comeback? Suddenly disappeared at the end of July , leaving victims in the process of being unable to recover their encrypted data, this operator had since given no sign of life. At least officially, since a few days later questions emerged following the discovery of BlackMatter and Haron ransomware which may well be linked with their elder Revil. Just recently, another unexpected fact about Revil also occurred: the bringing back online of servers used for malicious cybergang operations, in particular to collect funds extorted from its targets. The Tor payment / trading site and data leak siteRevil's Tor 'Happy Blog ' suddenly came back online , explained on September 7th Bleeping Computer. Unlike the data breach site, which is functional, the Tor trading site does not appear to be fully operational yet. For the moment, it is difficult to know if this is a real resurrection or a fortuitous return online without a future. Another site related to Revil file decryption remains still offline . Revil in the sights of the FBI in July Revil - aka Sodinokibi - had in particular been talked about by managing to exploit Kaseya's VSA vulnerability in early July 2021, a solution used by dozens of Hosted Service Providers (MSPs). With the key to attacks by rebond en masse which may have reached several hundred companies. Previously, Revil had caught in its clutches Taiwanese manufacturer Acer with demanded ransom of $ 50 million and $ 11 million of the American subsidiary of the multinational agribusiness JBS. This latest cyberattack had caused the wrath of the White House, the FBI, the Department of Agriculture as well as the Australian and Canadian governments, thus contributing to its downfall. Definitive?