ET PHISHING Possible Successful Tripod.com Phish 2016-03-31

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET PHISHING Possible Successful Tripod.com Phish 2016-03-31";
    flow:to_server,established;
    http.method;
    content:"POST";
    http.uri;
    content:".ajax?m=";
    content:"&type=Form"; distance:0;
    content:"&a=addResponse"; distance:0;
    http.header;
    content:".tripod.com/|0d 0a|";
    http.request_body;
    content:"data%5Bresponse%5D"; depth:18; fast_pattern;
    content:"&data%5Bresponse%5D"; distance:0;
    content:"&data%5Bresponse%5D"; distance:0;
    pcre:"/=[A-Za-z0-9._+-]+%40[A-Za-z0-9.-]+\.[A-Za-z]{2,6}&data/";
    classtype:credential-theft;
    sid:2031980; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2016_03_31, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_06_30, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)