ET USER_AGENTS Observed Suspicious UA (justupdate)

Query · suricata

flow:established,to_server;
http.user_agent; bsize:10;
content:"justupdate";
Raw source ET USER_AGENTS Observed Suspicious UA (justupdate) · 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 USER_AGENTS Observed Suspicious UA (justupdate)";
    flow:established,to_server;
    http.user_agent; bsize:10;
    content:"justupdate";
    reference:md5,7a814300b204e14467deff69c1159cbe;
    classtype:bad-unknown;
    sid:2030556; rev:1;
    metadata:created_at 2020_07_17, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_17;
)

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