AWS Backup vault was deleted

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 Disaster Recovery Risks, Cloud Data Asset Protection Tampering, Data Detection & Response
ATT&CK Tactic	Impact (TA0040)
ATT&CK Technique	Inhibit System Recovery (T1490)
Severity	Informational

Description

An AWS Backup vault was deleted by a cloud identity.

Attacker's Goals

• Destroy all backup data stored in the vault to prevent recovery after a ransomware or destructive attack.
• Deleting a vault is more impactful than deleting individual recovery points as it wipes all backups at once.

Investigative actions

• Confirm that the identity intended to delete this backup vault.
• Determine whether the vault contained recovery points for critical resources.
• Review further actions performed by the identity.
• Check whether other backup vaults or recovery points remain for the affected resources.

Variations

AWS Backup vault was deleted from a production account

Synopsis

Field	Value
ATT&CK Tactic	Impact (TA0040)
ATT&CK Technique	Inhibit System Recovery (T1490)
Severity	Low

Description

An AWS Backup vault was deleted by a cloud identity. The backup vault was deleted from a production account.

Attacker's Goals

• Destroy all backup data stored in the vault to prevent recovery after a ransomware or destructive attack.
• Deleting a vault is more impactful than deleting individual recovery points as it wipes all backups at once.

Investigative actions

• Confirm that the identity intended to delete this backup vault.
• Determine whether the vault contained recovery points for critical resources.
• Review further actions performed by the identity.
• Check whether other backup vaults or recovery points remain for the affected resources.

AWS Backup vault was deleted for the first time by this identity

Synopsis

Field	Value
ATT&CK Tactic	Impact (TA0040)
ATT&CK Technique	Inhibit System Recovery (T1490)
Severity	Low

Description

An AWS Backup vault was deleted by a cloud identity. This is the first time this identity has deleted an AWS Backup vault.

Attacker's Goals

• Destroy all backup data stored in the vault to prevent recovery after a ransomware or destructive attack.
• Deleting a vault is more impactful than deleting individual recovery points as it wipes all backups at once.

Investigative actions

• Confirm that the identity intended to delete this backup vault.
• Determine whether the vault contained recovery points for critical resources.
• Review further actions performed by the identity.
• Check whether other backup vaults or recovery points remain for the affected resources.