Rule History

SID: 903200809 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (Retefe C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Retefe C&C)"; tls_cert_fingerprint; content:"9c:fa:5b:74:92:8b:9e:a4:47:b9:38:15:3e:db:3e:52:16:32:b1:7f"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9cfa5b74928b9ea447b938153edb3e521632b17f/; sid:903200809; 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