ET WEB_CLIENT Tech Support Scam Landing 2020-08-19

Query · suricata

flow:established,to_client;
file.data;
content:"opener.location = gourl|3b|";
content:"onbeforeunload=function()"; distance:0;
content:"Press ESC, to close this page!"; distance:0;
content:"Scanning... <strong>Folders"; distance:0; fast_pattern;
content:"Scanning... <strong>Documents"; distance:0;
content:"Scanning... <strong>System Files"; distance:0;
target:dest_ip;
Raw source ET WEB_CLIENT Tech Support Scam Landing 2020-08-19 · 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 Tech Support Scam Landing 2020-08-19";
    flow:established,to_client;
    file.data;
    content:"opener.location = gourl|3b|";
    content:"onbeforeunload=function()"; distance:0;
    content:"Press ESC, to close this page!"; distance:0;
    content:"Scanning... <strong>Folders"; distance:0; fast_pattern;
    content:"Scanning... <strong>Documents"; distance:0;
    content:"Scanning... <strong>System Files"; distance:0;
    classtype:social-engineering;
    sid:2030704; rev:2;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_08_19, deployment Perimeter, confidence High, signature_severity Minor, tag Phishing, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_19, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
    target:dest_ip;
)

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