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.

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Indexed Rules

3,707

Ready to search

Backends

Live from sigconverter.io

CLI Versions

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

Tune Translation

Active Rule

Google Cloud Service Account Modified

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Google Cloud Service Account Modified

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: Google Cloud Service Account Modified
id: 6b67c12e-5e40-47c6-b3b0-1e6b571184cc
status: test
description: Identifies when a service account is modified in Google Cloud.
references:
    - https://cloud.google.com/iam/docs/reference/rest/v1/projects.serviceAccounts
author: Austin Songer @austinsonger
date: 2021-08-14
modified: 2022-10-09
tags:
    - attack.impact
logsource:
    product: gcp
    service: gcp.audit
detection:
    selection:
        gcp.audit.method_name|endswith:
            - .serviceAccounts.patch
            - .serviceAccounts.create
            - .serviceAccounts.update
            - .serviceAccounts.enable
            - .serviceAccounts.undelete
    condition: selection
falsepositives:
    - Service Account being modified may be performed by a system administrator. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.
    - Service Account modified from unfamiliar users should be investigated. If known behavior is causing false positives, it can be exempted from the rule.
level: medium

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/cloud/gcp/audit/gcp_service_account_modified.yml