ET MOBILE_MALWARE Android/FakeCalls CnC Server Response

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
file.data;
content:"|22|a01|22 3a 20 22|"; fast_pattern;
content:"|22|b05|22 3a 20 22|";
content:"|22|a07|22 3a 20 22|";
Raw source ET MOBILE_MALWARE Android/FakeCalls CnC Server Response · Suricata
Esc
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 MOBILE_MALWARE Android/FakeCalls CnC Server Response";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    file.data;
    content:"|22|a01|22 3a 20 22|"; fast_pattern;
    content:"|22|b05|22 3a 20 22|";
    content:"|22|a07|22 3a 20 22|";
    reference:url,research.checkpoint.com/2023/south-korean-android-banking-menace-fakecalls/;
    classtype:trojan-activity;
    sid:2044655; rev:1;
    metadata:affected_product Android, attack_target Mobile_Client, created_at 2023_03_16, deployment Perimeter, deployment SSLDecrypt, malware_family FakeCalls, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_16;
)

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