Kubernetes network policy modification

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-04
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

5 Days

Required Data

  • Requires one of the following data sources:
    • AWS Audit Log
      OR
    • Azure Audit Log
      OR
    • Gcp Audit Log

Detection Modules

Cloud

ATT&CK Tactic

Impact (TA0040)

ATT&CK Technique

Network Denial of Service (T1498)

Severity

Informational

Description

A change has been made to the network policies of a Kubernetes cluster.

Attacker's Goals

  • Gain access to the network infrastructure.
  • Gain access to sensitive data.
  • Gain access to Kubernetes resources.

Investigative actions

  • Investigate the Kubernetes Network Policy to identify the changes made.
  • Verify whether the identity should be making this action.