Free decryptor released for Conti-based ransomware following data leak

Security researchers have released a new decryption tool that should come to the rescue of some victims of a modified version of the Conti ransomware, helping them to recover their encrypted data for free. Conti was one of the most notorious ransomware groups, responsible for hundreds of attacks against organisations, which netted criminals over $150 million. Its victims included the government of Costa Rica which declared a national emergency after systems in multiple departments were severely impacted. However, things began to unravel for the Conti ransomware gang in February 2022, when the…