Rule History

SID: 903201844 • 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:"10:1b:0f:5b:4f:4e:33:6a:2e:9c:c8:2b:8e:00:d3:97:f4:93:9e:6b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/101b0f5b4f4e336a2e9cc82b8e00d397f4939e6b/; sid:903201844; 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