Elastic Security Detection Rules

New GitHub Self Hosted Action Runner

Last updated 7 days ago on 2025-11-28
Created 7 days ago on 2025-11-28

About

This rule detects the creation of a self-hosted Github runner from a first time seen user.name in the last 5 days. Adversaries may abuse self-hosted runners to execute workflow jobs on customer infrastructure.
Tags
Domain: CloudUse Case: Threat DetectionTactic: Initial AccessData Source: GithubLanguage: kuery
Severity
medium
Risk Score
47
MITRE ATT&CK™

Initial Access (TA0001)(opens in a new tab or window)

↳ Supply Chain Compromise (T1195)(opens in a new tab or window)

False Positive Examples
Authorized self-hosted GitHub actions runner.
License
Elastic License v2(opens in a new tab or window)

Definition

Rule Type
New Terms Rule
Integration Pack
Prebuilt Security Detection Rules
Index Patterns
logs-github.audit-*
Related Integrations

github(opens in a new tab or window)

Query
event.dataset:"github.audit" and event.category:"configuration" and event.action:"enterprise.register_self_hosted_runner"

Install detection rules in Elastic Security

Detect New GitHub Self Hosted Action Runner in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).