ET ADWARE_PUP DealPly Adware CnC Beacon

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/?pcrc="; depth:7; fast_pattern;
content:"&v=";
pcre:"/^\/\?pcrc=\d+&v=[\d.]+$/";
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET ADWARE_PUP DealPly Adware CnC Beacon · 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 -> $EXTERNAL_NET any (
    msg:"ET ADWARE_PUP DealPly Adware CnC Beacon";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/?pcrc="; depth:7; fast_pattern;
    content:"&v=";
    pcre:"/^\/\?pcrc=\d+&v=[\d.]+$/";
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,a34236628ea04e10430e20ac2b9d7ad2;
    classtype:pup-activity;
    sid:2021618; rev:6;
    metadata:attack_target Client_Endpoint, created_at 2015_08_13, deployment Perimeter, signature_severity Minor, tag c2, updated_at 2020_08_31, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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