ET MOBILE_MALWARE Android Dropper Checkin Activity (POST)

Query · suricata

flow:established,to_server;
http.request_line;
content:"POST /api/sdk/init2 HTTP/1.1"; fast_pattern;
http.user_agent;
content:"Dalvik/";
http.request_body;
content:"|22|sdk_version|22 3a|";
content:"|22|app_package|22 3a 22|"; distance:0;
content:"|22|app_version|22 3a 22|"; distance:0;
content:"|22|device_id|22 3a 22|"; distance:0;
http.header_names;
content:!"Referer";
Raw source ET MOBILE_MALWARE Android Dropper Checkin Activity (POST) · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET 8100 (
    msg:"ET MOBILE_MALWARE Android Dropper Checkin Activity (POST)";
    flow:established,to_server;
    http.request_line;
    content:"POST /api/sdk/init2 HTTP/1.1"; fast_pattern;
    http.user_agent;
    content:"Dalvik/";
    http.request_body;
    content:"|22|sdk_version|22 3a|";
    content:"|22|app_package|22 3a 22|"; distance:0;
    content:"|22|app_version|22 3a 22|"; distance:0;
    content:"|22|device_id|22 3a 22|"; distance:0;
    http.header_names;
    content:!"Referer";
    reference:md5,8251183128800465d557930fdaaa4eb0;
    reference:md5,4c445cc5185cb8e15153804c24a0e63a;
    reference:md5,5475b3713fef05591ba7013c298ace1b;
    reference:url,www.mcafee.com/blogs/other-blogs/mcafee-labs/new-hiddenads-malware-that-runs-automatically-and-hides-on-google-play-1m-users-affected/;
    classtype:trojan-activity;
    sid:2038629; rev:1;
    metadata:attack_target Mobile_Client, created_at 2022_08_26, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_26;
)

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