Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
3,707
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Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
Abuse of Service Permissions to Hide Services Via Set-Service
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Abuse of Service Permissions to Hide Services Via Set-Service
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: Abuse of Service Permissions to Hide Services Via Set-Service
id: 514e4c3a-c77d-4cde-a00f-046425e2301e
related:
- id: a537cfc3-4297-4789-92b5-345bfd845ad0
type: derived
- id: 953945c5-22fe-4a92-9f8a-a9edc1e522da
type: similar
status: test
description: Detects usage of the "Set-Service" powershell cmdlet to configure a new SecurityDescriptor that allows a service to be hidden from other utilities such as "sc.exe", "Get-Service"...etc. (Works only in powershell 7)
references:
- https://twitter.com/Alh4zr3d/status/1580925761996828672
- https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/set-service?view=powershell-7.2
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-10-17
tags:
- attack.persistence
- attack.defense-evasion
- attack.privilege-escalation
- attack.t1574.011
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\pwsh.exe'
- OriginalFileName: 'pwsh.dll'
selection_sddl:
# Example would be: "D:(D;;DCLCWPDTSD;;;IU)(D;;DCLCWPDTSD;;;SU)(D;;DCLCWPDTSD;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)"
CommandLine|contains|all:
- 'Set-Service '
- 'DCLCWPDTSD'
selection_cmdlet:
CommandLine|contains:
- '-SecurityDescriptorSddl '
- '-sd '
condition: all of selection_*
falsepositives:
- Rare intended use of hidden services
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_powershell_hide_services_via_set_service.yml