alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Tech Support Scam Sep 08 2017"; flow:established,to_client; file_data; content:"background-color|3a|#CE3426|3b|"; nocase; fast_pattern; content:"=window[|22|eval|22|](|22|eval|22|)|3b|"; nocase; distance:0; content:"charCodeAt"; distance:0; content:"fromCharCode"; distance:0; classtype:social-engineering; sid:2024688; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_09_08, deployment Perimeter, confidence Medium, signature_severity Minor, updated_at 2022_03_17;)