AWS data asset shared public

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2025-04-21
Category
Analytics Alert Reference
Index by
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

5 Days

Required Data

  • Requires:
    • AWS Audit Log

Detection Modules

Cloud

Detector Tags

ATT&CK Tactic

ATT&CK Technique

Valid Accounts: Cloud Accounts (T1078.004)

Severity

Low

Description

A data asset was publicly shared.

Attacker's Goals

  • The attacker wants to maintain indirect control over the resource.
  • The attacker intends to allow public access, making it harder to detect future activity.
  • Attackers are constantly monitoring for public assets to steal sensitive information.

Investigative actions

  • Check if the identity intended to change the state of the data asset to public.
  • Change the access policy for the affected asset.
  • Restrict permissions for the identity if needed.