Rule History

SID: 903201904 • 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:9a:2a:0e:9a:93:e2:8f:61:6d:f8:a5:8e:8c:6f:28:04:ce:89:17"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/6d9a2a0e9a93e28f616df8a58e8c6f2804ce8917/; sid:903201904; 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