ET HUNTING Suspicious Possible Process Dump in POST body

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"System Idle Process"; fast_pattern;
Raw source ET HUNTING Suspicious Possible Process Dump in POST body · 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 HUNTING Suspicious Possible Process Dump in POST body";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"System Idle Process"; fast_pattern;
    reference:url,www.securelist.com/en/blog/208214213/The_Icefog_APT_Hits_US_Targets_With_Java_Backdoor;
    classtype:trojan-activity;
    sid:2017968; rev:6;
    metadata:created_at 2014_01_15, confidence Medium, signature_severity Major, updated_at 2020_09_22;
)

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