ET MOBILE_MALWARE Android/Drinik Activity M2 (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.user_agent;
content:"|3b 20|Android|20|";
http.request_body;
content:"Uid="; startswith;
content:"&ServerCMD="; fast_pattern; distance:0;
content:"&CMD=insertServerCMD&"; distance:0;
http.header_names;
content:!"Referer";
Raw source ET MOBILE_MALWARE Android/Drinik Activity M2 (POST) · Suricata
Esc
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 any (
    msg:"ET MOBILE_MALWARE Android/Drinik Activity M2 (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.user_agent;
    content:"|3b 20|Android|20|";
    http.request_body;
    content:"Uid="; startswith;
    content:"&ServerCMD="; fast_pattern; distance:0;
    content:"&CMD=insertServerCMD&"; distance:0;
    http.header_names;
    content:!"Referer";
    reference:md5,11d72ffa53da54c2644a9eeffdc1c43f;
    reference:md5,0747af6dab790db4a07033d3060406fa;
    reference:url,blog.cyble.com/2022/10/27/drinik-malware-returns-with-advanced-capabilities-targeting-indian-taxpayers/;
    classtype:command-and-control;
    sid:2039589; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_10_28, deployment Perimeter, malware_family Drinik, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_10_28;
)

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