Rule History

SID: 903201381 • 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:"46:33:e1:0a:a7:63:b9:f9:60:f6:9c:ed:c6:3d:6a:b1:8b:3f:23:80"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4633e10aa763b9f960f69cedc63d6ab18b3f2380/; sid:903201381; 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