# hollowpoint.rules — generated 2026-09-15 09:38 UTC — 1 rules — TLP:CLEAR
# source: https://publicmosaic.com/indicators — published for defensive use
# scope: host 151.244.228.91
# 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 tls $HOME_NET any -> 151.244.228.91 50050 (msg:"HOLLOWPOINT C2 cobalt_strike"; tls.cert_fingerprint; content:"b2c48b913336ad29c90bc6efb0e021b3da558bc8e9eb23d87df805b7bf8ac290"; reference:url,publicmosaic.com/indicators; sid:9104835; rev:2;)