alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Tech Support Phone Scam Landing (warning.mp3) Jan 24 2017"; flow:established,from_server; http.stat_code; content:"200"; http.content_type; content:"text/html"; startswith; file.data; content:"<audio autoplay="; content:"<source src="; distance:0; content:"warning.mp3|22|"; fast_pattern; distance:0; content:"audio/mpeg"; distance:0; classtype:social-engineering; sid:2024365; rev:5; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2017_06_08, deployment Perimeter, deprecation_reason Age, malware_family Tech_Support_Scam, performance_impact Moderate, confidence High, signature_severity Minor, updated_at 2024_05_06, reviewed_at 2024_05_06;)