Rule History

SID: 903204273 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"06:7e:94:ab:df:e8:cb:8e:71:e1:5e:f7:62:ea:45:6c:9f:a3:64:a2"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/067e94abdfe8cb8e71e15ef762ea456c9fa364a2/; sid:903204273; rev:1;)

Created:

Jun 25, 2025, 11:40 AM

Updated:

Jun 25, 2025, 11:40 AM

DB Created:

Jul 17, 2025, 2:34 PM

DB Updated:

Jul 17, 2025, 2:34 PM

Filename:

sslblacklist_tls_cert.rules