# hollowpoint.rules — generated 2026-09-15 10:08 UTC — 2 rules — TLP:CLEAR
# source: https://publicmosaic.com/indicators — published for defensive use
# scope: host 178.128.21.54
# 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 -> 178.128.21.54 443 (msg:"HOLLOWPOINT C2 sliver"; tls.cert_fingerprint; content:"25f70c6d4330f59e04e07c1d2614e9d0e4ed4a8a778d2215f4019c0fe837228c"; reference:url,publicmosaic.com/indicators; sid:9101963; rev:2;)
alert tls $HOME_NET any -> 178.128.21.54 31337 (msg:"HOLLOWPOINT C2 sliver"; tls.cert_fingerprint; content:"b5eb6af96497bd333a02922a8b5afde55029aef5ead7edb672b14678c58452fc"; reference:url,publicmosaic.com/indicators; sid:9100299; rev:2;)