Rule History

SID: 903204379 • 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:"e7:30:fb:d6:f3:c4:ac:16:3e:08:bb:fa:b7:f7:c8:97:72:28:74:c2"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/e730fbd6f3c4ac163e08bbfab7f7c897722874c2/; sid:903204379; 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