ET MALWARE Curso Banker Downloading Modules

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Curso Banker Downloading Modules";
    flow:to_server,established;
    http.method;
    content:"GET";
    http.uri;
    content:"/system/MA-"; depth:11; fast_pattern;
    content:".dll";
    pcre:"/\/(?:IUpdate|fbclient|IETask|Mixeds|Ubuntu10)\.dll$/";
    reference:url,blog.trendmicro.com/trendlabs-security-intelligence/banker-trojan-sports-new-technique-to-take-advantage-of-2016-olympics/;
    reference:md5,260a7aab3d29ed4bce9ac35002361a87;
    classtype:trojan-activity;
    sid:2023082; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_08_19, deployment Perimeter, malware_family Banking_Trojan, performance_impact Low, confidence High, signature_severity Major, updated_at 2020_07_27;
)