Rule History

SID: 903201901 • 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:"d3:fe:24:a0:f7:6a:0d:21:e7:a3:e4:19:28:ca:b7:be:18:57:5e:53"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/d3fe24a0f76a0d21e7a3e41928cab7be18575e53/; sid:903201901; 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