ET WEB_SPECIFIC_APPS ELF file magic encoded Base64 UTF-8 Inbound Web Servers Likely Command Execution 5

Query · suricata

flow:established,to_server;
content:"XDE3N1wxMDVcMTE0XDEwN";
Raw source ET WEB_SPECIFIC_APPS ELF file magic encoded Base64 UTF-8 Inbound Web Servers Likely Command Execution 5 · Suricata
Esc
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 -> $HTTP_SERVERS any (
    msg:"ET WEB_SPECIFIC_APPS ELF file magic encoded Base64 UTF-8 Inbound Web Servers Likely Command Execution 5";
    flow:established,to_server;
    content:"XDE3N1wxMDVcMTE0XDEwN";
    classtype:attempted-user;
    sid:2025832; rev:1;
    metadata:affected_product Linux, attack_target Web_Server, created_at 2018_07_18, deployment Datacenter, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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