ET P2P Gnutella TCP Ultrapeer Traffic

Query · suricata

flow:established,to_server;
content:"GNUTELLA"; depth:8;
content:"X-Ultrapeer|3a| True"; nocase;
threshold:type both,track by_src,count 5,seconds 3600;
Raw source ET P2P Gnutella TCP Ultrapeer Traffic · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET P2P Gnutella TCP Ultrapeer Traffic";
    flow:established,to_server;
    content:"GNUTELLA"; depth:8;
    content:"X-Ultrapeer|3a| True"; nocase;
    threshold:type both,track by_src,count 5,seconds 3600;
    classtype:policy-violation;
    sid:2002761; rev:6;
    metadata:created_at 2010_07_30, confidence High, signature_severity Informational, updated_at 2019_07_26;
)

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