ET HUNTING EXE Download With Content Type Specified As Empty

Query · suricata

flow:established,to_client;
content:"Content-Type|3A 20 0D 0A|";
content:"|0d 0a 0d 0a|"; distance:0;
content:"MZ"; within:2;
isdataat:80,relative;
content:"This program "; distance:0;
content:"PE|00|"; distance:0;
Raw source ET HUNTING EXE Download With Content Type Specified As Empty · 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 EXE Download With Content Type Specified As Empty";
    flow:established,to_client;
    content:"Content-Type|3A 20 0D 0A|";
    content:"|0d 0a 0d 0a|"; distance:0;
    content:"MZ"; within:2;
    isdataat:80,relative;
    content:"This program "; distance:0;
    content:"PE|00|"; distance:0;
    reference:md5,d51218653323e48672023806f6ace26b;
    classtype:bad-unknown;
    sid:2014567; rev:7;
    metadata:created_at 2012_04_16, performance_impact Moderate, confidence Medium, signature_severity Informational, updated_at 2024_04_08;
)

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