AWS CloudWatch log group deletion

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	AWS Audit Log
Detection Modules	Cloud
ATT&CK Tactic	Impact (TA0040), Defense Evasion (TA0005)
ATT&CK Technique	Data Destruction (T1485), Impair Defenses: Disable or Modify Cloud Logs (T1562.008)
Severity	Informational

Description

An AWS CloudWatch log group was deleted, this action permanently deletes all the archives associated with this group.

Attacker's Goals

An attacker may change the configuration of the affected resource to remain undetected.

Investigative actions

• Check why the identity deleted the log group.
• Check what resources were affected by this change.