Security News Piecing Together the Puzzle: A Qilin Ransomware Investigation BleepingComputer Daniel Bender 22 Nov 2025 Huntress analysts reconstructed a Qilin ransomware attack from a single endpoint, using limited logs to reveal rogue ScreenConnect access, failed infostealer attempts, and the ransomware execution path. The investigation shows how validating multiple data sources can uncover activity even when visibility is reduced to a "pinhole."