ET MOBILE_MALWARE Android/FlyTrap Activity (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/api/cookies"; bsize:12; fast_pattern;
http.host;
pcre:"/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/";
http.request_body;
content:"app=FBManager&type=cookie&account="; startswith;
content:"&cookies="; distance:0;
content:"&deleted=";
http.header_names;
content:!"Referer";
Raw source ET MOBILE_MALWARE Android/FlyTrap Activity (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 -> $EXTERNAL_NET any (
    msg:"ET MOBILE_MALWARE Android/FlyTrap Activity (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/api/cookies"; bsize:12; fast_pattern;
    http.host;
    pcre:"/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/";
    http.request_body;
    content:"app=FBManager&type=cookie&account="; startswith;
    content:"&cookies="; distance:0;
    content:"&deleted=";
    http.header_names;
    content:!"Referer";
    reference:url,blog.zimperium.com/flytrap-android-malware-compromises-thousands-of-facebook-accounts/;
    classtype:trojan-activity;
    sid:2033767; rev:1;
    metadata:attack_target Mobile_Client, created_at 2021_08_23, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_23;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.