Rule History

SID: 903201885 • 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:"6f:df:54:29:fa:84:c5:58:5d:ed:4f:d9:a1:7f:d3:7e:95:71:1b:4b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/6fdf5429fa84c5585ded4fd9a17fd37e95711b4b/; sid:903201885; 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