Disable encryption operations

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
Detector Tags	Cloud Data Asset Protection Tampering, Data Detection & Response
ATT&CK Tactic	Impact (TA0040)
ATT&CK Technique	Data Manipulation (T1565)
Severity	Low

Description

Encryption was disabled on the servers that host EC2 instances, both for data-at-rest and data-in-transit.

Attacker's Goals

Decrypt sensitive data host on EC2 instance, this may be a step in a flow for data exfiltration.

Investigative actions

• Check if Identity intended to disable the encryption.