ET INFO PDF /FlateDecode and PDF version 1.0

Query · suricata

flow:established,from_server;
file_data;
content:"%PDF-1.0"; fast_pattern; within:8;
content:"/FlateDecode"; distance:0;
Raw source ET INFO PDF /FlateDecode and PDF version 1.0 · 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 INFO PDF /FlateDecode and PDF version 1.0";
    flow:established,from_server;
    file_data;
    content:"%PDF-1.0"; fast_pattern; within:8;
    content:"/FlateDecode"; distance:0;
    classtype:misc-activity;
    sid:2015954; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2012_11_29, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2023_04_20;
)

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