ET MOBILE_MALWARE Android.KorBanker Successful Fake Banking App Install CnC Server Acknowledgement

Query · suricata

flow:established,to_client;
file_data;
content:"|7b 22|success|22 3A|1,|22|message|22 3A 22|Product successfully updated.|22|}"; within:55;
Raw source ET MOBILE_MALWARE Android.KorBanker Successful Fake Banking App Install CnC Server Acknowledgement · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MOBILE_MALWARE Android.KorBanker Successful Fake Banking App Install CnC Server Acknowledgement";
    flow:established,to_client;
    file_data;
    content:"|7b 22|success|22 3A|1,|22|message|22 3A 22|Product successfully updated.|22|}"; within:55;
    reference:url,www.fireeye.com/blog/technical/targeted-attack/2013/11/dissecting-android-korbanker.html;
    reference:md5,a68bbfe91fab666daaf2c070db00022f;
    reference:md5,a68bbfe91fab666daaf2c070db00022f;
    classtype:command-and-control;
    sid:2017788; rev:3;
    metadata:affected_product Android, attack_target Client_Endpoint, created_at 2013_11_28, deployment Perimeter, signature_severity Critical, tag Android, updated_at 2019_07_26;
)

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