ET SCAN Non-Allowed Host Tried to Connect to MySQL Server

Query · suricata

flow:from_server,established;
content:"|6A 04|Host|20 27|"; depth:70;
content:"|27 20|is not allowed to connect to this MySQL server"; distance:0;
Raw source ET SCAN Non-Allowed Host Tried to Connect to MySQL Server · 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 $HOME_NET 3306 -> any any (
    msg:"ET SCAN Non-Allowed Host Tried to Connect to MySQL Server";
    flow:from_server,established;
    content:"|6A 04|Host|20 27|"; depth:70;
    content:"|27 20|is not allowed to connect to this MySQL server"; distance:0;
    reference:url,www.cyberciti.biz/tips/how-do-i-enable-remote-access-to-mysql-database-server.html;
    classtype:attempted-recon;
    sid:2010493; rev:2;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2019_07_26;
)

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