Cato CTRL Threat Research: Operation Poisson - Analyzing a Cybercriminal's Entire Operation
Cato CTRL recently analyzed an operator’s command-and-control (C2) server’s entire 33 days operation, including the steps he took to preserve access after the takedown. 339 commands. Four French victims. Between March 30 and May 1, 2026, Cato CTRL studied every command issued by a French-speaking threat actor (“Poisson”) against one French automotive small business and four French individuals.