ET MALWARE MSIL/Modi RAT CnC Command Inbound (plugin)

Query · suricata

flow:established,from_server;
content:"plugin|7c 7c|"; depth:8; fast_pattern;
content:"|7c 7c|"; within:100;
isdataat:1000,relative;
app-layer-protocol:!http;
Raw source ET MALWARE MSIL/Modi RAT CnC Command Inbound (plugin) · 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 tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE MSIL/Modi RAT CnC Command Inbound (plugin)";
    flow:established,from_server;
    content:"plugin|7c 7c|"; depth:8; fast_pattern;
    content:"|7c 7c|"; within:100;
    isdataat:1000,relative;
    app-layer-protocol:!http;
    reference:md5,ca075cb808eb6f69ab5ea82d7acb3f39;
    classtype:command-and-control;
    sid:2029699; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_23, deployment Perimeter, malware_family ModiRAT, confidence High, signature_severity Major, updated_at 2021_04_27, reviewed_at 2024_05_06;
)

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