[Tuning] Remote Management Access Launch After MSI Install - #6767
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Aegrah
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Sep 11, 2026
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🟡 Changes recommended
Add pwsh.exe, renamed msiexec.exe coverage, and the required taxonomy tags.
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Pull request overview
Updates Windows EQL detection for RMM launches following MSI installation.
Changes:
- Adds PowerShell and Command Prompt as possible
msiexec.exeparents. - Updates the rule timestamp and parent-process matching.
File summaries
| File | Description |
|---|---|
rules/windows/command_and_control_rmm_after_msi_install.toml |
Expands MSI parent-process detection. |
Review details
Suppressed comments (1)
rules/windows/command_and_control_rmm_after_msi_install.toml:5
- The rule metadata still lacks the required
Platform: WindowsandRule Type: Event Correlation (EQL)taxonomy tags. Add both to the existingtagsarray while updating this rule.
updated_date = "2026/09/11"
- Files reviewed: 1/1 changed files
- Comments generated: 1
- Review effort level: Lite
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| [process where host.os.type == "windows" and event.type == "start" and process.name : "msiexec.exe" and | ||
| process.args : ("/i*", "-i*") and process.parent.name : ("explorer.exe", "sihost.exe")] | ||
| process.args : ("/i*", "-i*") and process.parent.name : ("explorer.exe", "sihost.exe", "powershell.exe", "cmd.exe")] |
bryans3c
approved these changes
Sep 14, 2026
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Resolve an FN - adds powershell and cmd as parent of msiexec.