alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Tech Support Phone Scam Landing Jul 29 M4"; flow:established,to_client; http.stat_code; content:"200"; http.content_type; content:"text/html"; startswith; file.data; content:"function loadNumber"; nocase; fast_pattern; content:"function doRedirect"; nocase; distance:0; content:"function randomString"; nocase; distance:0; content:"function leavebehind"; nocase; distance:0; content:"function myFunction"; nocase; distance:0; content:"function confirmExit"; nocase; distance:0; classtype:social-engineering; sid:2022994; rev:3; metadata:attack_target Client_Endpoint, created_at 2016_07_29, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Phishing, updated_at 2024_02_28;)