ET INFO Windows OS Submitting USB Metadata to Microsoft

Query · suricata

flow:established,to_server;
threshold:type limit, seconds 300, count 1, track by_src;
http.method;
content:"POST";
http.uri;
content:"metadata.svc"; endswith;
http.header;
content:"/DeviceMetadataService/GetDeviceMetadata|22 0d 0a|";
http.user_agent;
content:"MICROSOFT_DEVICE_METADATA_RETRIEVAL_CLIENT"; depth:42; endswith; fast_pattern;
Raw source ET INFO Windows OS Submitting USB Metadata to Microsoft · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET INFO Windows OS Submitting USB Metadata to Microsoft";
    flow:established,to_server;
    threshold:type limit, seconds 300, count 1, track by_src;
    http.method;
    content:"POST";
    http.uri;
    content:"metadata.svc"; endswith;
    http.header;
    content:"/DeviceMetadataService/GetDeviceMetadata|22 0d 0a|";
    http.user_agent;
    content:"MICROSOFT_DEVICE_METADATA_RETRIEVAL_CLIENT"; depth:42; endswith; fast_pattern;
    classtype:misc-activity;
    sid:2025275; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_01_31, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;
)

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