ET HUNTING Possible Malicious Document Request to Hostinger Domains

Query · suricata

flow:to_server,established;
http.user_agent;
content:"Microsoft Office Protocol Discovery"; depth:35; endswith;
http.host;
pcre:"/(?:(?:esy|hol)\.es|(?:890m|16mb)\.com|pe\.hu)$/";
Raw source ET HUNTING Possible Malicious Document Request to Hostinger Domains · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET HUNTING Possible Malicious Document Request to Hostinger Domains";
    flow:to_server,established;
    http.user_agent;
    content:"Microsoft Office Protocol Discovery"; depth:35; endswith;
    http.host;
    pcre:"/(?:(?:esy|hol)\.es|(?:890m|16mb)\.com|pe\.hu)$/";
    classtype:misc-activity;
    sid:2030511; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_07_14, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_14;
)

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