ET WEB_CLIENT Microsoft Tech Support Scam M2 2016-09-15

Query · suricata

flow:to_client,established;
http.stat_code;
content:"200";
http.content_type;
content:"text/html"; startswith;
file.data;
content:"<title>Security Error"; nocase; fast_pattern;
content:"+screen.availHeight"; nocase; distance:0;
content:"screen.availWidth"; nocase; distance:0;
content:"<audio";
content:"autoplay=";
content:"autoplay"; distance:1; within:9;
Raw source ET WEB_CLIENT Microsoft Tech Support Scam M2 2016-09-15 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_CLIENT Microsoft Tech Support Scam M2 2016-09-15";
    flow:to_client,established;
    http.stat_code;
    content:"200";
    http.content_type;
    content:"text/html"; startswith;
    file.data;
    content:"<title>Security Error"; nocase; fast_pattern;
    content:"+screen.availHeight"; nocase; distance:0;
    content:"screen.availWidth"; nocase; distance:0;
    content:"<audio";
    content:"autoplay=";
    content:"autoplay"; distance:1; within:9;
    classtype:social-engineering;
    sid:2023236; 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 2020_07_27;
)

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