Rule History

SID: 903203184 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (OrcusRAT C&C)"; tls_cert_fingerprint; content:"b5:16:cf:a2:67:3a:c7:d5:ff:05:5a:e2:cb:23:1a:78:1e:39:47:f6"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b516cfa2673ac7d5ff055ae2cb231a781e3947f6/; sid:903203184; 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