Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations
An Iranian hacking group affiliated with Iran's Ministry of Intelligence and Security (MOIS) has been wielding a previously undocumented modular command-and-control (C2) framework dubbed Cavern (aka Cav3rn) targeting Israeli organizations. The activity, which has primarily singled out IT providers and government sectors, has been attributed to a threat cluster tracked by Check Point Research under the moniker Cavern Manticore , which it said shares some level of tactical overlaps with MuddyWater and Lyceum , the latter of which is assessed to be a subgroup within OilRig . "The framework reflects a mature and adaptable toolset built around a shared .NET foundation, while using multiple compilation formats across different components, including .NET Framework, .NET Mixed-Mode C++/CLI, and .NET Native AOT ," the cybersecurity company said . "The compilation format itself becomes the anti-analysis layer that forces reverse engineers into multiple toolsets and me...
ī Jul 06, 2026