ET POLICY Outbound MSSQL Connection to Standard port (1433)

Query · suricata

flow:to_server,established;
content:"|12 01 00|"; depth:3;
content:"|00 00 00 00 00 00 15 00 06 01 00 1b 00 01 02 00 1c 00|"; distance:1; within:18;
content:"|03 00|"; distance:1; within:2;
content:"|00 04 ff 08 00 01 55 00 00 00|"; distance:1; within:10;
flowbits:set,ET.MSSQL;

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Raw source ET POLICY Outbound MSSQL Connection to Standard port (1433) · 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 any -> $EXTERNAL_NET 1433 (
#    msg:"ET POLICY Outbound MSSQL Connection to Standard port (1433)";
#    flow:to_server,established;
#    content:"|12 01 00|"; depth:3;
#    content:"|00 00 00 00 00 00 15 00 06 01 00 1b 00 01 02 00 1c 00|"; distance:1; within:18;
#    content:"|03 00|"; distance:1; within:2;
#    content:"|00 04 ff 08 00 01 55 00 00 00|"; distance:1; within:10;
#    flowbits:set,ET.MSSQL;
#    classtype:bad-unknown;
#    sid:2013410; rev:4;
#    metadata:created_at 2011_08_16, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
#)

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