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)
triggerThreshold: 0
alertDetailsOverride:
alertDisplayNameFormat: Sensitive Data Discovered in the Last 24 Hours by Microsoft Purview
alertDescriptionFormat: Within the last 24 hours, Microsoft Purview scanned assets that contained classifications. The classifications discovered include {{Classification}}.
requiredDataConnectors:
- connectorId: MicrosoftAzurePurview
dataTypes:
- PurviewDataSensitivityLogs
severity: Informational
queryFrequency: 1d
id: 79f296d9-e6e4-45dc-9ca7-1770955435fa
relevantTechniques:
- T1087
queryPeriod: 1d
name: Sensitive Data Discovered in the Last 24 Hours - Customized
customDetails:
PurviewAccount: PurviewAccountName
AssetName: AssetName
AssetPath: AssetPath
LastScanTime: AssetLastScanTime
SourceRegion: SourceRegion
Classification: Classification
kind: Scheduled
tactics:
- Discovery
triggerOperator: gt
version: 1.0.1
entityMappings:
- entityType: AzureResource
fieldMappings:
- columnName: SourcePath
identifier: ResourceId
- entityType: File
fieldMappings:
- columnName: AssetName
identifier: Name
- entityType: Account
fieldMappings:
- columnName: PurviewAccountName
identifier: Name
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'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Purview/Analytic Rules/MicrosoftPurviewSensitiveDataDiscoveredCustom.yaml
query: |
PurviewDataSensitivityLogs
| where Classification contains "Social Security Number"
//| where SourceRegion == "westeurope"
//| where SourceType contains "Amazon"
| where TimeGenerated > ago(24h)
{
"$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"
}
]
}