alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT PC Support Tech Support Scam Sept 15 2016"; flow:established,to_client; http.stat_code; content:"200"; http.content_type; content:"text/html"; startswith; file.data; content:"<title>PC Support"; nocase; fast_pattern; content:"getParameterByName"; nocase; distance:0; content:"decodeURIComponent"; nocase; distance:0; content:"FormattedNumber"; nocase; distance:0; content:"showRecurringPop"; nocase; distance:0; classtype:social-engineering; sid:2023238; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_09_15, deployment Perimeter, confidence Medium, signature_severity Major, tag Phishing, updated_at 2024_02_28;)