Rule History

SID: 903201469 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Quakbot C&C)"; tls_cert_fingerprint; content:"be:77:9d:c4:95:e7:c1:6a:61:c5:bd:3b:3d:ae:f5:d6:f4:84:bd:02"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/be779dc495e7c16a61c5bd3b3daef5d6f484bd02/; sid:903201469; 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