ET PHISHING Suspicious LastPass URI Structure - Possible Phishing

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/tabDialog.html?dialog=login"; fast_pattern;
Raw source ET PHISHING Suspicious LastPass URI Structure - Possible Phishing · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET PHISHING Suspicious LastPass URI Structure - Possible Phishing";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/tabDialog.html?dialog=login"; fast_pattern;
    reference:url,www.seancassidy.me/lostpass.html;
    classtype:social-engineering;
    sid:2022374; rev:4;
    metadata:attack_target Client_Endpoint, created_at 2016_01_19, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_10_05, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)

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