AWS Console brute force login

Classification:

compliance

Framework:

cis-aws

Control:

cis-3.6

Overview

Goal

Detect when a user is a victim of an Account Take Over (ATO) by a brute force attack.

Strategy

This rule monitors CloudTrail and detects when any @evt.name has a value of Console Login, and @responseElements.ConsoleLogin has a value of Failure.

Triage & Response

1. Determine if the user logged in with 2FA.
2. Reach out to the user and ensure the login was legitimate.