Rule History

SID: 903202190 • 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:"a9:49:d4:6c:29:a8:7d:82:5e:d5:c2:52:0d:67:9b:3f:df:02:14:c4"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a949d46c29a87d825ed5c2520d679b3fdf0214c4/; sid:903202190; 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