alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Observed Crypto Phishing Domain in TLS SNI"; flow:established,to_server; tls.sni; bsize:15; content:"pluginforge.com"; fast_pattern; classtype:misc-activity; sid:2048275; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_09_26, deployment Perimeter, deprecation_reason Age, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_02, reviewed_at 2023_11_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)