ET MOBILE_MALWARE iOS DualToy Checkin

Query · suricata

flow:to_server,established;
http.uri;
content:"/i_info_proxy.php?cmd="; fast_pattern;
content:"&data=";
http.uri.raw;
pcre:"/&data=(?:([A-Za-z0-9]|%2[FB]){4})*(?:([A-Za-z0-9]|%2[FB]){2}==|([A-Za-z0-9]|%2[FB]){3}=|([A-Za-z0-9]|%2[FB]){4})$/";
http.header;
content:"|3b 20|iPhone|20|";
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET MOBILE_MALWARE iOS DualToy Checkin · 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 -> $EXTERNAL_NET any (
    msg:"ET MOBILE_MALWARE iOS DualToy Checkin";
    flow:to_server,established;
    http.uri;
    content:"/i_info_proxy.php?cmd="; fast_pattern;
    content:"&data=";
    http.uri.raw;
    pcre:"/&data=(?:([A-Za-z0-9]|%2[FB]){4})*(?:([A-Za-z0-9]|%2[FB]){2}==|([A-Za-z0-9]|%2[FB]){3}=|([A-Za-z0-9]|%2[FB]){4})$/";
    http.header;
    content:"|3b 20|iPhone|20|";
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:url,researchcenter.paloaltonetworks.com/2016/09/dualtoy-new-windows-trojan-sideloads-risky-apps-to-android-and-ios-devices/;
    classtype:trojan-activity;
    sid:2023240; rev:4;
    metadata:affected_product iOS, attack_target Mobile_Client, created_at 2016_09_15, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_10_08, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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