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[Tuning] Outbound Scheduled Task Activity via PowerShell #5287

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[Tuning] Outbound Scheduled Task Activity via PowerShell #5287

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4 changes: 2 additions & 2 deletions rules/windows/execution_scheduled_task_powershell_source.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
creation_date = "2020/12/15"
integration = ["endpoint", "windows"]
maturity = "production"
updated_date = "2025/03/20"
updated_date = "2025/11/06"

[rule]
author = ["Elastic"]
Expand Down Expand Up @@ -76,7 +76,7 @@ query = '''
sequence by host.id, process.entity_id with maxspan = 5s
[any where host.os.type == "windows" and (event.category == "library" or (event.category == "process" and event.action : "Image loaded*")) and
(?dll.name : "taskschd.dll" or file.name : "taskschd.dll") and process.name : ("powershell.exe", "pwsh.exe", "powershell_ise.exe")]
[network where host.os.type == "windows" and process.name : ("powershell.exe", "pwsh.exe", "powershell_ise.exe") and destination.port == 135 and not destination.address in ("127.0.0.1", "::1")]
[network where host.os.type == "windows" and process.name : ("powershell.exe", "pwsh.exe", "powershell_ise.exe") and destination.port == 135 and not cidrmatch(destination.ip, "127.0.0.0/8", "::1/128")]
'''


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