Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
3,707
Ready to search
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
Suspicious RunAs-Like Flag Combination
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Suspicious RunAs-Like Flag Combination
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: Suspicious RunAs-Like Flag Combination
id: 50d66fb0-03f8-4da0-8add-84e77d12a020
status: test
description: Detects suspicious command line flags that let the user set a target user and command as e.g. seen in PsExec-like tools
references:
- https://www.trendmicro.com/en_us/research/22/k/hack-the-real-box-apt41-new-subgroup-earth-longzhi.html
author: Florian Roth (Nextron Systems)
date: 2022-11-11
tags:
- attack.privilege-escalation
logsource:
category: process_creation
product: windows
detection:
selection_user:
CommandLine|contains:
- ' -u system '
- ' --user system '
- ' -u NT'
- ' -u "NT'
- " -u 'NT"
- ' --system '
- ' -u administrator '
selection_command:
CommandLine|contains:
- ' -c cmd'
- ' -c "cmd'
- ' -c powershell'
- ' -c "powershell'
- ' --command cmd'
- ' --command powershell'
- ' -c whoami'
- ' -c wscript'
- ' -c cscript'
condition: all of selection*
falsepositives:
- Unknown
level: medium
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_susp_privilege_escalation_cli_patterns.yml