Rule History

SID: 903203078 • 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:"b5:aa:4d:d3:80:99:be:1c:e3:c9:e3:de:7f:ad:e8:c8:1a:65:13:54"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b5aa4dd38099be1ce3c9e3de7fade8c81a651354/; sid:903203078; 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