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