ET MALWARE Possible OceanLotus Time Check to Microsoft.com

Query · suricata

flow:to_server,established;
content:"GET|20 20|HTTP/1.0|0d 0a|"; depth:15;
content:"www.microsoft.com"; distance:6; within:23;
Raw source ET MALWARE Possible OceanLotus Time Check to Microsoft.com · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Possible OceanLotus Time Check to Microsoft.com";
    flow:to_server,established;
    content:"GET|20 20|HTTP/1.0|0d 0a|"; depth:15;
    content:"www.microsoft.com"; distance:6; within:23;
    reference:url,www.alienvault.com/open-threat-exchange/blog/oceanlotus-for-os-x-an-application-bundle-pretending-to-be-an-adobe-flash-update;
    classtype:targeted-activity;
    sid:2022539; rev:2;
    metadata:created_at 2016_02_18, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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