Rule History

SID: 903207069 • 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:"4b:0f:19:dd:f5:d3:5b:4f:9d:fd:57:2b:27:1d:29:fe:b0:77:34:75"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4b0f19ddf5d35b4f9dfd572b271d29feb0773475/; sid:903207069; 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