Rule History

SID: 903201872 • 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:"56:2e:7f:2f:7b:3d:59:13:a6:ca:64:f2:58:54:d1:31:e5:6c:4f:f7"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/562e7f2f7b3d5913a6ca64f25854d131e56c4ff7/; sid:903201872; 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