alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE TorrentLocker SSL Cert"; flow:established,to_client; tls.cert_serial; content:"00:EA:A3:3C:B6:6E:62:16:33"; fast_pattern; tls.cert_subject; content:"L=Default|20|City"; content:"O=Default|20|Company|20|Ltd"; reference:md5,8b2b618a463b906a1005ff1ed7d5f875; classtype:trojan-activity; sid:2021014; rev:3; metadata:attack_target Client_Endpoint, created_at 2015_04_27, deployment Perimeter, confidence High, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2024_04_08;)