ET INFO OneGet Windows Package Manager User-Agent Observed (Mozilla/5.0 NuGet) Outbound

Query · suricata

flow:established,to_server;
http.user_agent; bsize:17;
content:"Mozilla/5.0 NuGet";
Raw source ET INFO OneGet Windows Package Manager User-Agent Observed (Mozilla/5.0 NuGet) Outbound · Suricata
Esc
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 OneGet Windows Package Manager User-Agent Observed (Mozilla/5.0 NuGet) Outbound";
    flow:established,to_server;
    http.user_agent; bsize:17;
    content:"Mozilla/5.0 NuGet";
    classtype:misc-activity;
    sid:2067832; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, affected_product Windows_8, affected_product Windows_10, attack_target Client_and_Server, created_at 2026_02_18, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2026_02_18, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1583, mitre_technique_name Acquire_Infrastructure;
)

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