186576 – Microsoft Defender for Office 365: Auto-Remediation of Malicious Entity Clusters Identified in Automated Investigation and Response (AIR)

Product:

Defender, Defender for Office 365

Platform:

Web, World tenant

Status:

In development

Change type:

Feature update

Links:

Details:

The feature will expand upon the automated investigation and response (AIR) by enabling AIR to automatically remediate malicious entity clusters. AIR currently recommends actions for SecOps to approve or decline and this enhancement will allow customers to enable auto-remediation to allow AIR to act on recommendations and soft delete messages included in a malicious URL or malicious file cluster.

Change Category:
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Scope:
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Release Phase:
Preview, General Availability

Created:
2023-11-28

updated:
2025-01-07

Docu to Check

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MS workload name

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Direct effects for Operations**

- Direct Impact on IT Operations
- Increased automation in threat response
- Role Impacted: Security Operations Team
- Security teams may need to adjust their workflows to accommodate the new automated remediation processes, potentially leading to a temporary increase in workload as they monitor and validate actions taken by the system.
- Reference: [Microsoft Defender for Office 365](https://www.microsoft.com/en-us/microsoft-365/security/business/threat-protection/defender-for-office-365)

- Potential for false positives leading to data loss
- Role Impacted: IT Administrators, End Users
- If the auto-remediation feature incorrectly identifies legitimate emails or files as malicious, it could lead to unintended data loss or disruption of business operations, affecting user productivity and requiring IT administrators to restore deleted items.
- Reference: [Microsoft Defender for Office 365 Auto-Remediation](https://techcommunity.microsoft.com/t5/security-compliance-and-identity/microsoft-defender-for-office-365-auto-remediation-of-malicious/ba-p/3651233)

- Dependencies and Interdependencies with Other IT Services
- Integration with existing security protocols and systems
- Role Impacted: IT Security Architects, Compliance Officers
- The new feature may require updates to existing security protocols and compliance measures, necessitating collaboration with other IT services to ensure seamless integration and adherence to regulatory requirements.

- Impact on user training and support
- Role Impacted: IT Support Staff, End Users
- Users may need training on the implications of auto-remediation, including how to recover mistakenly deleted items, which could increase the demand for IT support services during the transition period.
- Reference: [Microsoft Security Documentation](https://docs.microsoft.com/en-us/microsoft-365/security/defender/office-365?view=o365-worldwide)