CRPx0 Network/DNS Activity to Known C2 and Leak Infrastructure

Ibrahim Saud@tektrix

•updated Sep 14, 2026•2•0•1

This rule detects network connections to known CRPx0 relay or Command and Control (C2) IP addresses, as well as DNS requests to domains associated with the CRPx0 infrastructure, including relay nodes, leak sites, and TLD-rotation services.