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
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Active Rule
UAC Bypass Using ChangePK and SLUI
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
UAC Bypass Using ChangePK and SLUI
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: UAC Bypass Using ChangePK and SLUI
id: 503d581c-7df0-4bbe-b9be-5840c0ecc1fc
status: test
description: Detects an UAC bypass that uses changepk.exe and slui.exe (UACMe 61)
references:
- https://mattharr0ey.medium.com/privilege-escalation-uac-bypass-in-changepk-c40b92818d1b
- https://github.com/hfiref0x/UACME
- https://medium.com/falconforce/falconfriday-detecting-uac-bypasses-0xff16-86c2a9107abf
author: Christian Burkard (Nextron Systems)
date: 2021-08-23
modified: 2024-12-01
tags:
- attack.defense-evasion
- attack.privilege-escalation
- attack.t1548.002
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\changepk.exe'
ParentImage|endswith: '\slui.exe'
IntegrityLevel:
- 'High'
- 'System'
- 'S-1-16-16384' # System
- 'S-1-16-12288' # High
condition: selection
falsepositives:
- Unknown
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_uac_bypass_changepk_slui.yml