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

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Backends

Live from sigconverter.io

CLI Versions

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

Tune Translation

Active Rule

Windows Defender Real-Time Protection Failure/Restart

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Windows Defender Real-Time Protection Failure/Restart

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: Windows Defender Real-Time Protection Failure/Restart
id: dd80db93-6ec2-4f4c-a017-ad40da6ffe81
status: stable
description: Detects issues with Windows Defender Real-Time Protection features
references:
    - Internal Research
    - https://www.microsoft.com/en-us/security/blog/2023/04/11/guidance-for-investigating-attacks-using-cve-2022-21894-the-blacklotus-campaign/
    - https://gist.github.com/nasbench/33732d6705cbdc712fae356f07666346 # Contains the list of Feature Names (use for filtering purposes)
author: Nasreddine Bencherchali (Nextron Systems), Christopher Peacock '@securepeacock' (Update)
date: 2023-03-28
modified: 2023-05-05
tags:
    - attack.defense-evasion
    - attack.t1562.001
logsource:
    product: windows
    service: windefend
detection:
    selection:
        EventID:
            - 3002 # Real-Time Protection feature has encountered an error and failed
            - 3007 # Real-time Protection feature has restarted
    filter_optional_network_inspection:
        Feature_Name: '%%886' # Network Inspection System
        Reason:
            - '%%892' # The system is missing updates that are required for running Network Inspection System.  Install the required updates and restart the device.
            - '%%858' # Antimalware security intelligence has stopped functioning for an unknown reason. In some instances, restarting the service may resolve the problem.
    condition: selection and not 1 of filter_optional_*
falsepositives:
    - Some crashes can occur sometimes and the event doesn't provide enough information to tune out these cases. Manual exception is required
level: medium

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/windows/builtin/windefend/win_defender_real_time_protection_errors.yml