Mass Download & copy to USB device by single user

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This query looks for any mass download by a single user with possible file copy activity to a new USB drive. Malicious insiders may perform such activities that may cause harm to the organization. This query could also reveal unintentional insider that had no intention of malicious activity but their actions may impact an organizations security posture. Reference:https://docs.microsoft.com/defender-cloud-apps/policy-template-reference

Attribute Value
Type Analytic Rule
Solution Standalone Content
ID 6267ce44-1e9d-471b-9f1e-ae76a6b7aa84
Severity Medium
Kind Scheduled
Tactics Exfiltration
Techniques T1052
Required Connectors MicrosoftCloudAppSecurity, MicrosoftThreatProtection
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
CloudAppEvents ?
DeviceEvents ActionType in "FileCreated,FileDownloaded,FileRenamed,UsbDriveMounted" ?
DeviceFileEvents ?
SecurityAlert ?

Associated Connectors

The following connectors provide data for this content item:

Connector Solution
AzureActiveDirectoryIdentityProtection Microsoft Entra ID Protection
AzureAdvancedThreatProtection Microsoft Defender for Identity
AzureSecurityCenter Microsoft Defender for Cloud
IoT IoTOTThreatMonitoringwithDefenderforIoT
MicrosoftCloudAppSecurity Microsoft Defender for Cloud Apps
MicrosoftDefenderAdvancedThreatProtection MicrosoftDefenderForEndpoint
MicrosoftDefenderForCloudTenantBased Microsoft Defender for Cloud
OfficeATP Microsoft Defender for Office 365
OfficeIRM MicrosoftPurviewInsiderRiskManagement

Solutions: IoTOTThreatMonitoringwithDefenderforIoT, Microsoft Defender for Cloud, Microsoft Defender for Cloud Apps, Microsoft Defender for Identity, Microsoft Defender for Office 365, Microsoft Entra ID Protection, MicrosoftDefenderForEndpoint, MicrosoftPurviewInsiderRiskManagement


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