ET ADWARE_PUP Adware.InstallCore.B Checkin

Query · suricata

flow:established,to_server;
urilen:13<>18;
http.method;
content:"POST";
http.uri;
content:"/?pcrc="; fast_pattern;
pcre:"/^\/\?pcrc=[0-9]{7,10}$/";
http.request_body;
content:"0A0Czut"; depth:7;
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET ADWARE_PUP Adware.InstallCore.B Checkin · Suricata
Esc
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 -> $EXTERNAL_NET any (
    msg:"ET ADWARE_PUP Adware.InstallCore.B Checkin";
    flow:established,to_server;
    urilen:13<>18;
    http.method;
    content:"POST";
    http.uri;
    content:"/?pcrc="; fast_pattern;
    pcre:"/^\/\?pcrc=[0-9]{7,10}$/";
    http.request_body;
    content:"0A0Czut"; depth:7;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,d933bef7e1118b181add31eb5edc5c73;
    classtype:pup-activity;
    sid:2019511; rev:8;
    metadata:created_at 2014_10_27, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_12;
)

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