ET MALWARE Embedded Android Dalvik Executable File With Fake Windows Executable Header - Possible AV Bypass Attempt

Query · suricata

flow:established,to_client;
file_data;
content:"MZ"; within:2;
content:"This program"; distance:0;
content:"dex|0A|"; distance:0;
Raw source ET MALWARE Embedded Android Dalvik Executable File With Fake Windows Executable Header - Possible AV Bypass Attempt · 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 MALWARE Embedded Android Dalvik Executable File With Fake Windows Executable Header - Possible AV Bypass Attempt";
    flow:established,to_client;
    file_data;
    content:"MZ"; within:2;
    content:"This program"; distance:0;
    content:"dex|0A|"; distance:0;
    reference:url,research.zscaler.com/2013/03/guess-who-am-i-pe-or-apk.html;
    classtype:trojan-activity;
    sid:2016854; rev:3;
    metadata:created_at 2013_05_16, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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