alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET WEB_CLIENT Tech Support Scam Landing M2 2019-04-15";
flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"createOscillator|28 29|";
content:"createGain|28 29|"; distance:0;
content:"|3e|System|20|Warning!|3c 2f|span|3e|"; distance:0; fast_pattern;
content:"|3c|b|3e|Windows|20|Version"; distance:0;
classtype:social-engineering;
sid:2027198; rev:3;
metadata:created_at 2019_04_15, confidence High, signature_severity Major, tag Tech_Support_Scam, tag Malvertising, updated_at 2020_09_01;
)