ET INFO BitNinja IO Security Check

Query · suricata

flow:established,to_client;
http.stat_code;
content:"403";
http.header;
content:"BitNinja Captcha Server"; fast_pattern;
file.data;
content:"<title>Waiting for the redirectiron...";
Raw source ET INFO BitNinja IO Security Check · 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 INFO BitNinja IO Security Check";
    flow:established,to_client;
    http.stat_code;
    content:"403";
    http.header;
    content:"BitNinja Captcha Server"; fast_pattern;
    file.data;
    content:"<title>Waiting for the redirectiron...";
    classtype:misc-activity;
    sid:2030694; rev:2;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_08_17, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2020_08_17;
)

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