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Update app-governance-anomaly-detection-alerts.md
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CloudAppSecurityDocs/app-governance-anomaly-detection-alerts.md

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@@ -20,6 +20,31 @@ For more information, see [App governance in Microsoft Defender for Cloud Apps](
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> - [Access Microsoft Graph activity logs](/graph/microsoft-graph-activity-logs-overview)
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> - [Analyze activity logs using Log Analytics](/entra/identity/monitoring-health/howto-analyze-activity-logs-log-analytics)
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## General investigation steps
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### Finding App Governance Related Alerts
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To locate alerts specifically related to App Governance, navigate to the XDR portal Alerts page. In the alerts list, use the "Service/detection sources" field to filter alerts. Set the value of this field to "App Governance" to view all alerts generated by App Governance.
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### General Guidelines
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Use the following general guidelines when investigating any type of alert to gain a clearer understanding of the potential threat before applying the recommended action.
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- Review the app severity level and compare with the rest of the apps in your tenant. This review helps you identify which Apps in your tenant pose the greater risk.
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- If you identify a TP, review all the App activities to gain an understanding of the impact. For example, review the following App information:
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- Scopes granted access
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- Unusual behavior
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- IP address and location
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## Security alert classifications
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Following proper investigation, all app governance alerts can be classified as one of the following activity types:
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- **True positive (TP)**: An alert on a confirmed malicious activity.
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- **Benign true positive (B-TP)**: An alert on suspicious but not malicious activity, such as a penetration test or other authorized suspicious action.
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- **False positive (FP)**: An alert on a non-malicious activity.
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## MITRE ATT&CK
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To make it easier to map the relationship between app governance alerts and the familiar MITRE ATT&CK Matrix, we've categorized the alerts by their corresponding MITRE ATT&CK tactic. This extra reference makes it easier to understand the suspected attacks technique potentially in use when app governance alert is triggered.
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- [Exfiltration](#exfiltration-alerts)
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- [Impact](#impact-alerts)
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## Security alert classifications
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Following proper investigation, all app governance alerts can be classified as one of the following activity types:
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- **True positive (TP)**: An alert on a confirmed malicious activity.
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- **Benign true positive (B-TP)**: An alert on suspicious but not malicious activity, such as a penetration test or other authorized suspicious action.
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- **False positive (FP)**: An alert on a nonmalicious activity.
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## General investigation steps
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Use the following general guidelines when investigating any type of alert to gain a clearer understanding of the potential threat before applying the recommended action.
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- Review the app severity level and compare with the rest of the apps in your tenant. This review helps you identify which Apps in your tenant pose the greater risk.
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- If you identify a TP, review all the App activities to gain an understanding of the impact. For example, review the following App information:
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- Scopes granted access
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- Unusual behavior
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- IP address and location
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## Initial access alerts
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This section describes alerts indicating that a malicious app may be attempting to maintain their foothold in your organization.

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