ET POLICY CommandCam Download

Query · suricata

flow:established,to_client;
file.data;
content:"MZ"; within:2;
byte_jump:4,58,relative,little;
content:"PE|00 00|"; distance:-64; within:4;
content:"CommandCam "; fast_pattern;
Raw source ET POLICY CommandCam Download · 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 POLICY CommandCam Download";
    flow:established,to_client;
    file.data;
    content:"MZ"; within:2;
    byte_jump:4,58,relative,little;
    content:"PE|00 00|"; distance:-64; within:4;
    content:"CommandCam "; fast_pattern;
    reference:url,github.com/tedburke/CommandCam;
    classtype:policy-violation;
    sid:2030474; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2020_07_06, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_06;
)

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