A hitherto undocumented threat actor operating for nearly a decade and codenamed MoustachedBouncer has been attributed to cyber espionage attacks aimed at foreign embassies in Belarus.
« Since 2020, MoustachedBouncer has most likely been able to perform adversary-in-the-middle (AitM) attacks at the ISP level, within Belarus, in order to compromise its targets, » ESET security researcher Matthieu
