alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Tycoon Credential Theft Landing Page"; flow:established,to_client; content:"|3c|div|20|class|3d 22|identity|20|w|2d|100|20|mt|2d|16|20|mb|2d|16|22 3e|"; content:"|3c|span|20|class|3d 22|user|5f|identity|22 3e|a|40|b|2e|com|3c 2f|span|3e|"; fast_pattern; content:"|3c|h2|20|class|3d 22|title|20|mb|2d|16|22 3e|"; classtype:credential-theft; sid:2065672; rev:2; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_11_05, deployment Perimeter, deployment SSLDecrypt, malware_family Tycoon2FA, signature_severity Critical, tag Phishing, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_01_29, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing; target:dest_ip;)