ET HUNTING Fake Windows Powershell User-Agent Observed (powershell)

Query · suricata

flow:established,to_server;
http.user_agent; bsize:10;
content:"powershell";
target:src_ip;
Raw source ET HUNTING Fake Windows Powershell User-Agent Observed (powershell) · 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 HUNTING Fake Windows Powershell User-Agent Observed (powershell)";
    flow:established,to_server;
    http.user_agent; bsize:10;
    content:"powershell";
    classtype:misc-activity;
    sid:2068807; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_04_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Informational, updated_at 2026_04_16;
    target:src_ip;
)

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