# NOTE: 2 of 3 rule(s) below carry no published certificate and alert on # address and port (alert tcp); the rest match the certificate fingerprint in the TLS handshake (alert tls). # hollowpoint.rules — generated 2026-09-15 10:08 UTC — 3 rules — TLP:CLEAR # source: https://publicmosaic.com/indicators — published for defensive use # scope: host 218.244.142.4 # rev:2 — alert tcp on address and port; alert tls with tls.cert_fingerprint only where the full # certificate SHA-256 is published. REPLACE any rev:1 file (every rule was alert tls) rather than # loading it beside this one: a same-sid different-text pair is a duplicate Suricata refuses. alert tcp $HOME_NET any -> 218.244.142.4 8084 (msg:"HOLLOWPOINT C2 vshell"; reference:url,publicmosaic.com/indicators; sid:9101578; rev:2;) alert tcp $HOME_NET any -> 218.244.142.4 8889 (msg:"HOLLOWPOINT C2 cobalt_strike"; reference:url,publicmosaic.com/indicators; sid:9101561; rev:2;) alert tls $HOME_NET any -> 218.244.142.4 50050 (msg:"HOLLOWPOINT C2 cobalt_strike"; tls.cert_fingerprint; content:"aa6feed05dd52a236a440bbf777d0922ccec190001b1f07ad476c63cd7cc56fa"; reference:url,publicmosaic.com/indicators; sid:9101506; rev:2;)