ET EXPLOIT Microsoft Windows Themes Spoofing (CVE-2024-38030)

Query · suricata

flow:established,to_client;
http.response_body;
content:"|5b|Theme|5d 0a|"; fast_pattern; startswith;
content:"|3d 5c 3f 3f 5c|UNC|5c|";
pcre:"/\x0a(BrandImage|Wallpaper|Path)\x3d\x5c\x3f{2}\x5cUNC\x5c/Q";
target:dest_ip;
Raw source ET EXPLOIT Microsoft Windows Themes Spoofing (CVE-2024-38030) · 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 http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT Microsoft Windows Themes Spoofing (CVE-2024-38030)";
    flow:established,to_client;
    http.response_body;
    content:"|5b|Theme|5d 0a|"; fast_pattern; startswith;
    content:"|3d 5c 3f 3f 5c|UNC|5c|";
    pcre:"/\x0a(BrandImage|Wallpaper|Path)\x3d\x5c\x3f{2}\x5cUNC\x5c/Q";
    reference:url,github.com/CICADA8-Research/Penetration/blob/main/POCs/CVE-2024-38030/theme.theme;
    reference:cve,2024-38030;
    classtype:attempted-user;
    sid:2060030; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2025_02_11, cve CVE_2024_38030, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2025_02_11;
    target:dest_ip;
)

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