Elastic medium stable eql
Microsoft Management Console File from Unusual Path
Identifies attempts to open a Microsoft Management Console File from untrusted paths. Adversaries may use MSC files for initial access and execution.
Detection Logic
process where host.os.type == "windows" and event.type == "start" and
process.executable : (
"?:\\Windows\\System32\\mmc.exe",
/* Crowdstrike specific condition as it uses NT Object paths */
"\\Device\\HarddiskVolume*\\Windows\\System32\\mmc.exe"
) and
process.args : "*.msc" and
not process.args : (
"?:\\Windows\\System32\\*.msc",
"?:\\Windows\\SysWOW64\\*.msc",
"?:\\Program files\\*.msc",
"?:\\Program Files (x86)\\*.msc",
"?:\\Windows\\ADFS\\Microsoft.IdentityServer.msc"
) and
not process.command_line : (
"C:\\Windows\\system32\\mmc.exe eventvwr.msc /s",
"mmc.exe eventvwr.msc /s",
"\"C:\\Windows\\System32\\mmc.exe\" CompMgmt.msc*"
) Field Validations
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