ET WEB_CLIENT Tech Support Scam Sep 08 2017

Query · suricata

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;
Raw source ET WEB_CLIENT Tech Support Scam Sep 08 2017 · Suricata
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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 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;
)

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