Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Tech Support Phone Scam Landing Aug 10 M2"; flow:established,to_client; http.stat_code; content:"200"; http.content_type; content:"text/html"; startswith; file.data; content:"<title>Mozila Error"; fast_pattern; nocase; content:"<audio autoplay"; nocase; distance:0; content:"data|3a|image/png|3b|base64,"; nocase; classtype:social-engineering; sid:2023038; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_08_10, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Phishing, updated_at 2024_02_28;)