Rule History

SID: 903201845 • 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:"ff:ff:89:55:e7:62:ca:a2:7b:97:a2:2e:2c:6f:e6:d0:53:a8:f1:9a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ffff8955e762caa27b97a22e2c6fe6d053a8f19a/; sid:903201845; 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