Rule History

SID: 903202780 • 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:"4c:a0:91:a9:9a:cc:47:c7:3f:94:8a:74:9a:62:1a:9f:50:b5:8a:5e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4ca091a99acc47c73f948a749a621a9f50b58a5e/; sid:903202780; 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