ET MALWARE PrivateLoader CnC Activity (GET)

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE PrivateLoader CnC Activity (GET)";
    flow:established,to_server;
    flowbits:set,ET.privateloader.fishy;
    urilen:<30;
    http.method;
    content:"GET";
    http.uri;
    content:"|2f|api|2f|"; startswith;
    content:"fish.php"; endswith; fast_pattern;
    http.header_names;
    content:!"|0d 0a|Referer|0d 0a|"; nocase;
    http.connection; bsize:10;
    content:"Keep-Alive";
    reference:md5,164a9c52deb23309bf904a7c8f475ffd;
    reference:url,app.any.run/tasks/7519a789-1a30-4e19-8470-d557c90be774;
    reference:url,x.com/g0njxa/status/1816843534801985772;
    classtype:trojan-activity;
    sid:2054709; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_07_26, deployment Perimeter, malware_family PrivateLoader, confidence High, signature_severity Critical, tag c2, updated_at 2024_07_26, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;
)