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Convert indexed Sigma rules into analyst-ready detections.

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Indexed Rules

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Backends

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CLI Versions

Newest: 2.0.2

Translation Workspace

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Active Rule

ServiceDll Hijack

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

ServiceDll Hijack

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: ServiceDll Hijack
id: 612e47e9-8a59-43a6-b404-f48683f45bd6
status: test
description: |
    Detects changes to the "ServiceDLL" value related to a service in the registry.
    This is often used as a method of persistence.
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1543.003/T1543.003.md#atomic-test-4---tinyturla-backdoor-service-w64time
    - https://www.hexacorn.com/blog/2013/09/19/beyond-good-ol-run-key-part-4/
author: frack113
date: 2022-02-04
modified: 2024-04-03
tags:
    - attack.persistence
    - attack.privilege-escalation
    - attack.t1543.003
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|contains|all:
            - '\System\'
            - 'ControlSet'
            - '\Services\'
        TargetObject|endswith: '\Parameters\ServiceDll'
    filter_main_printextensionmanger:
        Details: 'C:\Windows\system32\spool\drivers\x64\3\PrintConfig.dll'
    filter_main_domain_controller:
        Image: 'C:\Windows\system32\lsass.exe'
        TargetObject|endswith: '\Services\NTDS\Parameters\ServiceDll'
        Details: '%%systemroot%%\system32\ntdsa.dll'
    filter_main_poqexec:
        Image: 'C:\Windows\System32\poqexec.exe'
    filter_optional_safetica:
        Image|endswith: '\regsvr32.exe'
        Details: 'C:\Windows\System32\STAgent.dll'
    condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*
falsepositives:
    - Administrative scripts
    - Installation of a service
level: medium

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/windows/registry/registry_set/registry_set_servicedll_hijack.yml