GCP Pub/Sub Subscription Creationedit

Identifies the creation of a subscription in Google Cloud Platform (GCP). In GCP, the publisher-subscriber relationship (Pub/Sub) is an asynchronous messaging service that decouples event-producing and event-processing services. A subscription is a named resource representing the stream of messages to be delivered to the subscribing application.

Rule type: query

Rule indices:

  • filebeat-*
  • logs-gcp*

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: None (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Cloud
  • GCP
  • Continuous Monitoring
  • SecOps
  • Log Auditing

Version: 6

Rule authors:

  • Elastic

Rule license: Elastic License v2

Investigation guideedit

## Config

The GCP Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.

Rule queryedit

event.dataset:(googlecloud.audit or gcp.audit) and event.action:google.pubsub.v*.Subscriber.CreateSubscription and event.outcome:success

Framework: MITRE ATT&CKTM