ET MALWARE [ANY.RUN] RadX RAT Check-In (POST)

alert http $HOME_NET any -> $EXTERNAL_NET 1024: (
    msg:"ET MALWARE [ANY.RUN] RadX RAT Check-In (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/add_user"; endswith; fast_pattern;
    http.content_type;
    content:"application/json|3b 20|charset=utf-8"; bsize:31;
    http.header_names;
    content:!"User-Agent";
    content:!"Referer";
    content:!"Accept";
    http.request_body;
    content:"|22|video_card|22 3a 22|";
    content:"|22|windows_version|22 3a 22|";
    content:"|22|processor|22 3a 22|";
    content:"|22|ram|22 3a|";
    content:!"|22|"; within:1;
    reference:md5,f0bc8d8a0ecd2ff441c9a24f907bd9db;
    reference:url,app.any.run/tasks/4fdde064-e353-4325-81ef-d85b22ee0f90;
    classtype:trojan-activity;
    sid:2050419; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2024_01_24, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_24, reviewed_at 2024_03_25;
    target:src_ip;
)