Rule History

SID: 903202291 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Cobalt C&C)"; tls_cert_fingerprint; content:"85:14:71:ad:80:3a:2d:58:30:2c:e4:e7:09:1b:84:45:64:43:62:6e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/851471ad803a2d58302ce4e7091b84456443626e/; sid:903202291; 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