ET ADWARE_PUP W32/Linkular.Adware Successful Install Beacon

Query · suricata

flow:established,to_server;
http.uri;
content:"/api/success/?s="; fast_pattern;
content:"&c=";
content:"&cv=";
content:"&context=";
http.user_agent;
content:"NSIS_Inetc (Mozilla)"; depth:20;
Raw source ET ADWARE_PUP W32/Linkular.Adware Successful Install 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 W32/Linkular.Adware Successful Install Beacon";
    flow:established,to_server;
    http.uri;
    content:"/api/success/?s="; fast_pattern;
    content:"&c=";
    content:"&cv=";
    content:"&context=";
    http.user_agent;
    content:"NSIS_Inetc (Mozilla)"; depth:20;
    reference:md5,7cc162a2ba136baaa38a9ccf46d97a06;
    classtype:pup-activity;
    sid:2017880; rev:9;
    metadata:attack_target Client_Endpoint, created_at 2013_12_17, deployment Perimeter, signature_severity Minor, tag c2, updated_at 2020_10_12, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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