Rule History

SID: 903201208 • 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:"44:6e:cf:82:fa:1a:ec:7f:00:a0:47:ff:e2:4b:2b:59:7c:9a:c0:8e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/446ecf82fa1aec7f00a047ffe24b2b597c9ac08e/; sid:903201208; 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