ET MALWARE MOONSTONE SLEET APT Payload Delivery Attempt

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/user/user.asp?id|3d|"; fast_pattern; startswith;
pcre:"/^[A-Z0-9]{6,7}$/R";
target:src_ip;
Raw source ET MALWARE MOONSTONE SLEET APT Payload Delivery Attempt · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE MOONSTONE SLEET APT Payload Delivery Attempt";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/user/user.asp?id|3d|"; fast_pattern; startswith;
    pcre:"/^[A-Z0-9]{6,7}$/R";
    reference:url,securitylabs.datadoghq.com/articles/stressed-pungsan-dprk-aligned-threat-actor-leverages-npm-for-initial-access/#reusing-fake-authors;
    classtype:trojan-activity;
    sid:2054939; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, tls_state plaintext, created_at 2024_08_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_08_06;
    target:src_ip;
)

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