ET WEB_CLIENT JS ShellWindows/AddInProcess Win10 DeviceGuardBypass Inbound

Query · suricata

flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"|7b|9BA05972-F6A8-11CF-A442-00A0C90A8F39|7d|"; nocase; fast_pattern;
content:"AddInProcess";
content:"|2f|guid|3a|"; distance:0;
content:"|2f|pid|3a|"; distance:0;
content:"Windows|5c 5c|Microsoft.Net|5c 5c|"; distance:0;
Raw source ET WEB_CLIENT JS ShellWindows/AddInProcess Win10 DeviceGuardBypass Inbound · 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 WEB_CLIENT JS ShellWindows/AddInProcess Win10 DeviceGuardBypass Inbound";
    flow:established,from_server;
    http.stat_code;
    content:"200";
    file.data;
    content:"|7b|9BA05972-F6A8-11CF-A442-00A0C90A8F39|7d|"; nocase; fast_pattern;
    content:"AddInProcess";
    content:"|2f|guid|3a|"; distance:0;
    content:"|2f|pid|3a|"; distance:0;
    content:"Windows|5c 5c|Microsoft.Net|5c 5c|"; distance:0;
    classtype:trojan-activity;
    sid:2027378; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_05_24, deployment Perimeter, performance_impact Low, signature_severity Major, tag DeviceGuard, updated_at 2020_08_31;
)

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