ET SHELLCODE Linux/x86-64 - Polymorphic Flush IPTables Shellcode

Query · suricata

content:"|6a 52 58 99 52 66 68 2d 46 54 5b 52 48 b9 69 70 74 61 62 6c 65 73 51 d0 e0 28 c8 48 b9 2f 2f 73 62 69 6e 2f 2f 51 54 5f 52 53 57 54 5e 0f 05|"; fast_pattern;
Raw source ET SHELLCODE Linux/x86-64 - Polymorphic Flush IPTables Shellcode · 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 ip $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET SHELLCODE Linux/x86-64 - Polymorphic Flush IPTables Shellcode";
    content:"|6a 52 58 99 52 66 68 2d 46 54 5b 52 48 b9 69 70 74 61 62 6c 65 73 51 d0 e0 28 c8 48 b9 2f 2f 73 62 69 6e 2f 2f 51 54 5f 52 53 57 54 5e 0f 05|"; fast_pattern;
    reference:url,a41l4.blogspot.ca/2017/03/polyflushiptables1434.html;
    classtype:shellcode-detect;
    sid:2024057; rev:2;
    metadata:affected_product Linux, attack_target Client_and_Server, created_at 2017_03_15, deployment Perimeter, performance_impact Low, confidence High, signature_severity Critical, updated_at 2019_10_08;
)

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