↳ GitHub sourceAnalytics ruleMedium

Service Principal Assigned Privileged Role

Description

'Detects a privileged role being added to a Service Principal. Ensure that any assignment to a Service Principal is valid and appropriate - Service Principals should not be assigned to very highly privileged roles such as Global Admin. Ref: https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#changes-to-privileged-accounts'
Rule type
Scheduled
Version
1.1.1
Query frequency
1d
Query period
1d
Trigger
gt 0

Declared MITRE coverage

Declared sources

Metadata from the source file. No dependencies inferred from KQL.

Connectors

Data types

KQL query

Original query, unchanged.

AuditLogs
  | where OperationName has_all ("member to role", "add")
  | where Result =~ "Success"
  | extend type_ = tostring(TargetResources[0].type)
  | where type_ =~ "ServicePrincipal"
  | where isnotempty(TargetResources)
  | extend InitiatingAppName = tostring(InitiatedBy.app.displayName)
  | extend InitiatingAppServicePrincipalId = tostring(InitiatedBy.app.servicePrincipalId)
  | extend InitiatingUserPrincipalName = tostring(InitiatedBy.user.userPrincipalName)
  | extend InitiatingAadUserId = tostring(InitiatedBy.user.id)
  | extend InitiatingIPAddress = tostring(InitiatedBy.user.ipAddress)
  | extend InitiatedBy = tostring(iff(isnotempty(InitiatingUserPrincipalName),InitiatingUserPrincipalName, InitiatingAppName))
  | extend ServicePrincipalName = tostring(TargetResources[0].displayName)
  | extend ServicePrincipalId = tostring(TargetResources[0].id)
  | mv-expand TargetResources[0].modifiedProperties
  | extend TargetResources_0_modifiedProperties = columnifexists("TargetResources_0_modifiedProperties", '')
  | where isnotempty(TargetResources_0_modifiedProperties)
  | extend displayName = tostring(TargetResources_0_modifiedProperties.displayName), newValue = tostring(parse_json(tostring(TargetResources_0_modifiedProperties.newValue)))
  | where displayName == "Role.DisplayName" and newValue contains "admin"
  | extend InitiatingAccountName = tostring(split(InitiatingUserPrincipalName, "@")[0]), InitiatingAccountUPNSuffix = tostring(split(InitiatingUserPrincipalName, "@")[1])
  | extend TargetRole = newValue
  | project-reorder TimeGenerated, ServicePrincipalName, ServicePrincipalId, InitiatedBy, TargetRole, InitiatingIPAddress

Declared entities

AccountIP

Related content

Links established from declared identifiers and solution manifests.

Source provenance

GitHub

Displayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.

Source identifier
84cccc86-5c11-4b3a-aca6-7c8f738ed0f7
Additional source files 1Detections/AuditLogs/ServicePrincipalAssignedPrivilegedRole.yamlsource ↗
GSTEP / CATALOG TRACKING

Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC

GSTEP sync dates, separate from the source content’s publication dates.