ET MALWARE OSX/OceanLotus / ELF/RotaJakario CnC Checkin

Query · suricata

flow:established,to_server;
content:"|41 61 54 03|"; offset:1; depth:4; fast_pattern;
content:"|63 63 63 63 63 63 63 63|"; distance:0;
Raw source ET MALWARE OSX/OceanLotus / ELF/RotaJakario CnC Checkin · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE OSX/OceanLotus / ELF/RotaJakario CnC Checkin";
    flow:established,to_server;
    content:"|41 61 54 03|"; offset:1; depth:4; fast_pattern;
    content:"|63 63 63 63 63 63 63 63|"; distance:0;
    reference:url,researchcenter.paloaltonetworks.com/2017/06/unit42-new-improved-macos-backdoor-oceanlotus/;
    reference:url,blog.netlab.360.com/stealth_rotajakiro_backdoor_en;
    classtype:targeted-activity;
    sid:2024425; rev:1;
    metadata:affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, created_at 2017_06_26, deployment Perimeter, malware_family OceanLotus, performance_impact Low, confidence Medium, signature_severity Major, tag Targeted, tag APT, tag OceanLotus, tag OSX, updated_at 2019_07_26;
)

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