GCP Pub/Sub Topic Deletion

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	Gcp Audit Log
Detection Modules	Cloud
ATT&CK Tactic	Impact (TA0040)
ATT&CK Technique	Service Stop (T1489)
Severity	Informational

Description

A GCP Pub/Sub topic was deleted, might affect workflows due to interrupts within the Pub/Sub pipeline.

Attacker's Goals

Interrupt business services.

Investigative actions

• Check which services were affected due to the Pub/Sub topic deletion.
• Check The cloud identity activity prior/after the topic deletion.