15 Jan, 2025

Ransomware abuses Amazon AWS feature to encrypt S3 buckets

A new ransomware campaign encrypts Amazon S3 buckets using AWS’s Server-Side Encryption with Customer Provided Keys (SSE-C) known only to the threat actor, demanding ransoms to receive the decryption key. The campaign was discovered by Halcyon, who reported that a threat actor named “Codefinger” had encrypted at least two victims. However, the operation could escalate or the […]

4 mins read