Rule History

SID: 903202919 • Source: abuse.ch/sslbl-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:"2a:2b:4b:a8:e3:67:65:e6:ee:f4:46:15:21:db:6d:7a:67:9a:84:09"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2a2b4ba8e36765e6eef4461521db6d7a679a8409/; sid:903202919; 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