Rule History

SID: 903200811 • 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:"a6:35:d2:21:29:e6:eb:47:ee:2e:e9:f1:84:24:b6:e7:ae:b6:ae:26"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a635d22129e6eb47ee2ee9f18424b6e7aeb6ae26/; sid:903200811; 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