Sensitive Data Discovered in the Last 24 Hours - Customized
Id | 79f296d9-e6e4-45dc-9ca7-1770955435fa |
Rulename | Sensitive Data Discovered in the Last 24 Hours - Customized |
Description | Customized query used to identify specific classifications and parameters that have been discovered on assets in the last 24 hours by Microsoft Purview. By default, the query identifies Social Security Numbers detected, but the specific classification monitored along with other data fields can be adjusted. A list of supported Microsoft Purview classifications can be found here: https://docs.microsoft.com/azure/purview/supported-classifications |
Severity | Informational |
Tactics | Discovery |
Techniques | T1087 |
Required data connectors | MicrosoftAzurePurview |
Kind | Scheduled |
Query frequency | 1d |
Query period | 1d |
Trigger threshold | 0 |
Trigger operator | gt |
Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Purview/Analytic Rules/MicrosoftPurviewSensitiveDataDiscoveredCustom.yaml |
Version | 1.0.1 |
Arm template | 79f296d9-e6e4-45dc-9ca7-1770955435fa.json |
PurviewDataSensitivityLogs
| where Classification contains "Social Security Number"
//| where SourceRegion == "westeurope"
//| where SourceType contains "Amazon"
| where TimeGenerated > ago(24h)
customDetails:
AssetPath: AssetPath
SourceRegion: SourceRegion
Classification: Classification
PurviewAccount: PurviewAccountName
AssetName: AssetName
LastScanTime: AssetLastScanTime
id: 79f296d9-e6e4-45dc-9ca7-1770955435fa
query: |
PurviewDataSensitivityLogs
| where Classification contains "Social Security Number"
//| where SourceRegion == "westeurope"
//| where SourceType contains "Amazon"
| where TimeGenerated > ago(24h)
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Purview/Analytic Rules/MicrosoftPurviewSensitiveDataDiscoveredCustom.yaml
description: |
'Customized query used to identify specific classifications and parameters that have been discovered on assets in the last 24 hours by Microsoft Purview. By default, the query identifies Social Security Numbers detected, but the specific classification monitored along with other data fields can be adjusted. A list of supported Microsoft Purview classifications can be found here: https://docs.microsoft.com/azure/purview/supported-classifications'
name: Sensitive Data Discovered in the Last 24 Hours - Customized
relevantTechniques:
- T1087
entityMappings:
- entityType: AzureResource
fieldMappings:
- identifier: ResourceId
columnName: SourcePath
- entityType: File
fieldMappings:
- identifier: Name
columnName: AssetName
- entityType: Account
fieldMappings:
- identifier: Name
columnName: PurviewAccountName
triggerThreshold: 0
severity: Informational
requiredDataConnectors:
- dataTypes:
- PurviewDataSensitivityLogs
connectorId: MicrosoftAzurePurview
alertDetailsOverride:
alertDescriptionFormat: Within the last 24 hours, Microsoft Purview scanned assets that contained classifications. The classifications discovered include {{Classification}}.
alertDisplayNameFormat: Sensitive Data Discovered in the Last 24 Hours by Microsoft Purview
queryFrequency: 1d
queryPeriod: 1d
version: 1.0.1
kind: Scheduled
tactics:
- Discovery
triggerOperator: gt
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/79f296d9-e6e4-45dc-9ca7-1770955435fa')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/79f296d9-e6e4-45dc-9ca7-1770955435fa')]",
"properties": {
"alertDetailsOverride": {
"alertDescriptionFormat": "Within the last 24 hours, Microsoft Purview scanned assets that contained classifications. The classifications discovered include {{Classification}}.",
"alertDisplayNameFormat": "Sensitive Data Discovered in the Last 24 Hours by Microsoft Purview"
},
"alertRuleTemplateName": "79f296d9-e6e4-45dc-9ca7-1770955435fa",
"customDetails": {
"AssetName": "AssetName",
"AssetPath": "AssetPath",
"Classification": "Classification",
"LastScanTime": "AssetLastScanTime",
"PurviewAccount": "PurviewAccountName",
"SourceRegion": "SourceRegion"
},
"description": "'Customized query used to identify specific classifications and parameters that have been discovered on assets in the last 24 hours by Microsoft Purview. By default, the query identifies Social Security Numbers detected, but the specific classification monitored along with other data fields can be adjusted. A list of supported Microsoft Purview classifications can be found here: https://docs.microsoft.com/azure/purview/supported-classifications'\n",
"displayName": "Sensitive Data Discovered in the Last 24 Hours - Customized",
"enabled": true,
"entityMappings": [
{
"entityType": "AzureResource",
"fieldMappings": [
{
"columnName": "SourcePath",
"identifier": "ResourceId"
}
]
},
{
"entityType": "File",
"fieldMappings": [
{
"columnName": "AssetName",
"identifier": "Name"
}
]
},
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "PurviewAccountName",
"identifier": "Name"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Purview/Analytic Rules/MicrosoftPurviewSensitiveDataDiscoveredCustom.yaml",
"query": "PurviewDataSensitivityLogs\n| where Classification contains \"Social Security Number\"\n//| where SourceRegion == \"westeurope\"\n//| where SourceType contains \"Amazon\"\n| where TimeGenerated > ago(24h)\n",
"queryFrequency": "P1D",
"queryPeriod": "P1D",
"severity": "Informational",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Discovery"
],
"techniques": [
"T1087"
],
"templateVersion": "1.0.1",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}