ET EXPLOIT Possible Android Stagefright MP4 (CVE 2016-3861) ROP

Query · suricata

flow:established,from_server;
content:"ID3";
content:!"|FF|"; within:1;
content:"|41 d8 41 d8 41 dc 41 d8 41 d8 41 dc|"; fast_pattern; within:800;
pcre:"/^(\x41\xd8\x41\xd8\x41\xdc){2,}\x41\x00/R";
flowbits:isset,ET.MP4Stagefright;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET EXPLOIT Possible Android Stagefright MP4 (CVE 2016-3861) ROP · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT Possible Android Stagefright MP4 (CVE 2016-3861) ROP";
    flow:established,from_server;
    content:"ID3";
    content:!"|FF|"; within:1;
    content:"|41 d8 41 d8 41 dc 41 d8 41 d8 41 dc|"; fast_pattern; within:800;
    pcre:"/^(\x41\xd8\x41\xd8\x41\xdc){2,}\x41\x00/R";
    flowbits:isset,ET.MP4Stagefright;
    reference:cve,2016-3861;
    reference:url,googleprojectzero.blogspot.com.br/2016/09/return-to-libstagefright-exploiting.html;
    classtype:attempted-user;
    sid:2023185; rev:2;
    metadata:affected_product Android, attack_target Client_Endpoint, created_at 2016_09_12, cve CVE_2016_3861, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Android_Exploit, updated_at 2019_07_26;
)

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