ET PHISHING Possible Phishing Landing Hosted on CodeSandbox.io M1

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
http.cookie;
content:"domain=.csb.app";
file.data;
content:"<script>";
content:"eval("; within:20;
content:"atob("; within:20;
content:"dmFyIHM9I"; within:100; fast_pattern;
Raw source ET PHISHING Possible Phishing Landing Hosted on CodeSandbox.io M1 · 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 PHISHING Possible Phishing Landing Hosted on CodeSandbox.io M1";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    http.cookie;
    content:"domain=.csb.app";
    file.data;
    content:"<script>";
    content:"eval("; within:20;
    content:"atob("; within:20;
    content:"dmFyIHM9I"; within:100; fast_pattern;
    classtype:social-engineering;
    sid:2030603; rev:2;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_07_28, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_07_28, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)

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