alert http $EXTERNAL_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Landing Page Victim Registration Validation"; flow:established,to_client; http.response_body; content:"this|2e|app|2e|pendingEventsToBeFired"; fast_pattern; content:"this.zipCodeDetails"; content:"this.visitedButEmptyInputFields"; content:"this.eventTracker"; content:"this.emailProviders"; content:"this.slds"; content:"this.tlds"; classtype:social-engineering; sid:2065552; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_10_28, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_28; target:dest_ip;)