ET MOBILE_MALWARE Android/Locker.B Checkin 1

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MOBILE_MALWARE Android/Locker.B Checkin 1";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.request_body;
    content:"method=counter&app_key="; depth:23;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,28726f772f6b4b63fb40696a28afafc9;
    reference:url,malware.dontneedcoffee.com/2014/08/scarepackageknstant.html;
    classtype:trojan-activity;
    sid:2018945; rev:4;
    metadata:affected_product Android, attack_target Mobile_Client, created_at 2014_08_18, deployment Perimeter, signature_severity Major, tag Android, updated_at 2020_09_01, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)