ET CHAT Yahoo IM voicechat

Query · suricata

flow:from_server,established;
content:"YMSG"; nocase; depth:4;
content:"|00|J"; offset:10; depth:2;
Raw source ET CHAT Yahoo IM voicechat · 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 tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET CHAT Yahoo IM voicechat";
    flow:from_server,established;
    content:"YMSG"; nocase; depth:4;
    content:"|00|J"; offset:10; depth:2;
    classtype:policy-violation;
    sid:2001254; rev:5;
    metadata:created_at 2010_07_30, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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