Rule History

SID: 903202785 • 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:"a5:62:49:d9:48:26:c1:37:76:65:a6:fe:d5:53:54:d3:21:31:18:03"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a56249d94826c1377665a6fed55354d321311803/; sid:903202785; 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