ET SCAN SQLBrute SQL Scan Detected

Query · suricata

flow:to_server,established;
content:"AND not exists (select * from master..sysdatabases)"; offset:60; depth:60;
Raw source ET SCAN SQLBrute SQL Scan Detected · 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 http $EXTERNAL_NET any -> $HTTP_SERVERS any (
    msg:"ET SCAN SQLBrute SQL Scan Detected";
    flow:to_server,established;
    content:"AND not exists (select * from master..sysdatabases)"; offset:60; depth:60;
    reference:url,www.justinclarke.com/archives/2006/03/sqlbrute.html;
    reference:url,www.darknet.org.uk/2007/06/sqlbrute-sql-injection-brute-force-tool/;
    classtype:attempted-recon;
    sid:2009477; rev:4;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2019_09_27;
)

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