Rule History

SID: 903201335 • Source: abuse.ch/sslbl-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:"92:4c:a1:d6:8c:e0:8d:3c:b4:e5:dc:fd:8a:9b:13:80:8d:57:bc:af"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/924ca1d68ce08d3cb4e5dcfd8a9b13808d57bcaf/; sid:903201335; 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