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

Kerberos Manipulation

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Kerberos Manipulation

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: Kerberos Manipulation
id: f7644214-0eb0-4ace-9455-331ec4c09253
status: test
description: Detects failed Kerberos TGT issue operation. This can be a sign of manipulations of TGT messages by an attacker.
references:
    - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4771
author: Florian Roth (Nextron Systems)
date: 2017-02-10
modified: 2024-01-16
tags:
    - attack.credential-access
    - attack.t1212
logsource:
    product: windows
    service: security
detection:
    selection:
        EventID:
            - 675
            - 4768
            - 4769
            - 4771
        Status:
            - '0x9'
            - '0xA'
            - '0xB'
            - '0xF'
            - '0x10'
            - '0x11'
            - '0x13'
            - '0x14'
            - '0x1A'
            - '0x1F'
            - '0x21'
            - '0x22'
            - '0x23'
            - '0x24'
            - '0x26'
            - '0x27'
            - '0x28'
            - '0x29'
            - '0x2C'
            - '0x2D'
            - '0x2E'
            - '0x2F'
            - '0x31'
            - '0x32'
            - '0x3E'
            - '0x3F'
            - '0x40'
            - '0x41'
            - '0x43'
            - '0x44'
    condition: selection
falsepositives:
    - Faulty legacy applications
level: high

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/windows/builtin/security/win_security_susp_kerberos_manipulation.yml