ET HUNTING PDF Containing Subform with JavaScript

Query · suricata

flow:established,to_client;
file_data;
content:"%PDF"; within:4;
content:"subform"; nocase; distance:0; fast_pattern;
content:"script"; nocase; distance:0;
Raw source ET HUNTING PDF Containing Subform with JavaScript · 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 HUNTING PDF Containing Subform with JavaScript";
    flow:established,to_client;
    file_data;
    content:"%PDF"; within:4;
    content:"subform"; nocase; distance:0; fast_pattern;
    content:"script"; nocase; distance:0;
    reference:cve,2017-2962;
    classtype:attempted-user;
    sid:2014154; rev:6;
    metadata:affected_product Any, attack_target Client_Endpoint, created_at 2012_01_28, cve CVE_2017_2962, deployment Perimeter, confidence Medium, signature_severity Major, tag DriveBy, updated_at 2019_07_26;
)

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