IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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AWS RDS Snapshot Restored

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AWS RDS Snapshot Restored

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Identifies when an attempt was made to restore an RDS Snapshot. Snapshots are sometimes shared by threat actors in order to exfiltrate bulk data or evade detection after performing malicious activities. If the permissions were modified, verify if the snapshot was shared with an unauthorized or unexpected AWS account.

Rule type: query

Rule indices:

filebeat-*
logs-aws.cloudtrail-*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: None (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

Domain: Cloud
Data Source: AWS
Data Source: Amazon Web Services
Use Case: Asset Visibility
Tactic: Defense Evasion

Version: 206

Rule authors:

Austin Songer

Rule license: Elastic License v2

Investigation guide

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Setup

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The AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.

Rule query

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event.dataset:aws.cloudtrail and event.provider:rds.amazonaws.com and event.action:RestoreDBInstanceFromDBSnapshot and
event.outcome:success

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Modify Cloud Compute Infrastructure
- ID: T1578
- Reference URL: https://attack.mitre.org/techniques/T1578/
Sub-technique:
- Name: Revert Cloud Instance
- ID: T1578.004
- Reference URL: https://attack.mitre.org/techniques/T1578/004/

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