ET HUNTING Base64 Encoded Server Response (success)

Query · suricata

flow:established,from_server;
file.data;
content:"c3VjY2Vzcw=="; depth:12;
Raw source ET HUNTING Base64 Encoded Server Response (success) · 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 Base64 Encoded Server Response (success)";
    flow:established,from_server;
    file.data;
    content:"c3VjY2Vzcw=="; depth:12;
    classtype:bad-unknown;
    sid:2032883; rev:1;
    metadata:affected_product Any, attack_target Client_Endpoint, created_at 2021_04_28, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_28;
)

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