The Qilin ransomware operation was spotted executing Linux encryptors in Windows using Windows Subsystem for Linux (WSL) to evade detection by traditional security tools. The ransomware first launched as "Agenda" in August 2022, rebranding to Qilin by September and continuing to operate under that name to this day. Qilin has become one of the most active ransomware operations, with new research from Trend Micro and Cisco Talos stating that the cybercrime gang has attacked more than 700 victims across 62 countries this year. Both firms say the group has become one of the most active ransomware threats worldwide, publishing over 40 new victims per month in the second half of 2025. Both cybersecurity firms report that Qilin affiliates use a mix of legitimate programs and remote management…