Rule History

SID: 903201888 • Source: abuse.ch/sslbl-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:"cc:2a:6d:c9:ac:f4:3d:86:a2:1e:8b:f4:1f:f8:95:27:8b:e3:ae:dc"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/cc2a6dc9acf43d86a21e8bf41ff895278be3aedc/; sid:903201888; 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