Rule History

SID: 903206663 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (OffLoader C&C)"; tls_cert_fingerprint; content:"5b:51:20:1d:04:81:c3:9a:79:fb:57:11:95:5f:85:c2:ea:a2:38:a4"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5b51201d0481c39a79fb5711955f85c2eaa238a4/; sid:903206663; 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