Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
This studio is built around Phoenix's own rule corpus, not a blank editor. Search by title or rule id, choose a live sigma-cli backend, then reveal pipelines only when you actually need them.
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
Powershell DNSExfiltration
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Powershell DNSExfiltration
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: Powershell DNSExfiltration
id: d59d7842-9a21-4bc6-ba98-64bfe0091355
status: test
description: DNSExfiltrator allows for transferring (exfiltrate) a file over a DNS request covert channel
references:
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1048/T1048.md#atomic-test-3---dnsexfiltration-doh
- https://github.com/Arno0x/DNSExfiltrator
author: frack113
date: 2022-01-07
tags:
- attack.exfiltration
- attack.t1048
logsource:
product: windows
category: ps_script
definition: 'Requirements: Script Block Logging must be enabled'
detection:
selection_cmdlet:
- ScriptBlockText|contains: 'Invoke-DNSExfiltrator'
- ScriptBlockText|contains|all:
- ' -i '
- ' -d '
- ' -p '
- ' -doh '
- ' -t '
condition: selection_cmdlet
falsepositives:
- Legitimate script
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/powershell/powershell_script/posh_ps_invoke_dnsexfiltration.yml