Rule History

SID: 903201552 • 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:"6d:5f:9b:fb:1b:76:8c:3f:da:90:46:6d:96:bb:15:51:df:d9:ee:0b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/6d5f9bfb1b768c3fda90466d96bb1551dfd9ee0b/; sid:903201552; 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