ET ATTACK_RESPONSE Windows SCM DLL Hijack Command Inbound via HTTP M2

Query · suricata

flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"stop|20|SessionEnv";
content:"copy|20|TSMSISrv.dll";
content:"|5c|Windows|5c|System32|5c|TSMSISrv.dll"; distance:0; fast_pattern;
Raw source ET ATTACK_RESPONSE Windows SCM DLL Hijack Command Inbound via HTTP M2 · 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 any any -> $HOME_NET any (
    msg:"ET ATTACK_RESPONSE Windows SCM DLL Hijack Command Inbound via HTTP M2";
    flow:established,from_server;
    http.stat_code;
    content:"200";
    file.data;
    content:"stop|20|SessionEnv";
    content:"copy|20|TSMSISrv.dll";
    content:"|5c|Windows|5c|System32|5c|TSMSISrv.dll"; distance:0; fast_pattern;
    reference:url,posts.specterops.io/lateral-movement-scm-and-dll-hijacking-primer-d2f61e8ab992;
    classtype:attempted-user;
    sid:2027233; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2019_04_21, deployment Perimeter, performance_impact Low, signature_severity Major, tag T1038, updated_at 2020_08_28;
)

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