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

Suspicious LSASS Access Via MalSecLogon

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Suspicious LSASS Access Via MalSecLogon

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 LSASS Access Via MalSecLogon
id: 472159c5-31b9-4f56-b794-b766faa8b0a7
status: test
description: Detects suspicious access to LSASS handle via a call trace to "seclogon.dll" with a suspicious access right.
references:
    - https://twitter.com/SBousseaden/status/1541920424635912196
    - https://github.com/elastic/detection-rules/blob/2bc1795f3d7bcc3946452eb4f07ae799a756d94e/rules/windows/credential_access_lsass_handle_via_malseclogon.toml
    - https://splintercod3.blogspot.com/p/the-hidden-side-of-seclogon-part-3.html
author: Samir Bousseaden (original elastic rule), Nasreddine Bencherchali (Nextron Systems)
date: 2022-06-29
tags:
    - attack.credential-access
    - attack.t1003.001
logsource:
    category: process_access
    product: windows
detection:
    selection:
        TargetImage|endswith: '\lsass.exe'
        SourceImage|endswith: '\svchost.exe'
        GrantedAccess: '0x14c0'
        CallTrace|contains: 'seclogon.dll'
    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_access/proc_access_win_lsass_seclogon_access.yml