ET SCAN Hydra User-Agent

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Mozilla/4.0 (Hydra)"; startswith; nocase; fast_pattern;
threshold:type limit, track by_src,count 1, seconds 60;
Raw source ET SCAN Hydra User-Agent · Suricata
Esc
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 SCAN Hydra User-Agent";
    flow:established,to_server;
    http.user_agent;
    content:"Mozilla/4.0 (Hydra)"; startswith; nocase; fast_pattern;
    threshold:type limit, track by_src,count 1, seconds 60;
    reference:url,freeworld.thc.org/thc-hydra;
    classtype:attempted-recon;
    sid:2011497; rev:6;
    metadata:created_at 2010_09_28, confidence High, signature_severity Informational, updated_at 2024_03_08;
)

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