AWS EBS enumeration activity

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	1 Hour
Deduplication Period	1 Day
Required Data	AWS Audit Log
Detection Modules	Cloud
ATT&CK Tactic	Discovery (TA0007)
ATT&CK Technique	Cloud Infrastructure Discovery (T1580), Cloud Service Discovery (T1526)
Severity	Informational

Description

EBS volume and snapshot enumeration activity, potentially indicating block storage reconnaissance.

Attacker's Goals

• Identify existing EBS volumes and snapshots to understand what storage resources are available and in use.
• Assess if snapshots are shared with other accounts or publicly accessible.
• Identify potential data exfiltration paths or targets.

Investigative actions

• Review which EBS API calls were executed and their frequency.
• Analyze the identity performing the actions.
• Inspect sharing or access configurations of enumerated snapshots.