Bitglass
| where EventType =~ 'swgwebdlp'
| where HttpRequestMethod =~ 'POST'
| where isnotempty(DlpPattern)
| summarize count() by User, bin(TimeGenerated, 15m)
| where count_ > 1
| extend AccountCustomEntity = User
relevantTechniques:
- T1567
name: Bitglass - Suspicious file uploads
requiredDataConnectors:
- dataTypes:
- Bitglass
connectorId: Bitglass
entityMappings:
- fieldMappings:
- identifier: Name
columnName: AccountCustomEntity
entityType: Account
triggerThreshold: 0
id: 4b272e82-19f1-40d1-bfdf-74fbb6353e8b
tactics:
- Exfiltration
version: 1.0.1
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Bitglass/Analytic Rules/BitglassSuspiciousFileUpload.yaml
queryPeriod: 1h
kind: Scheduled
queryFrequency: 1h
severity: High
status: Available
description: |
'Detects suspicious file upload activity.'
query: |
Bitglass
| where EventType =~ 'swgwebdlp'
| where HttpRequestMethod =~ 'POST'
| where isnotempty(DlpPattern)
| summarize count() by User, bin(TimeGenerated, 15m)
| where count_ > 1
| extend AccountCustomEntity = User
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/4b272e82-19f1-40d1-bfdf-74fbb6353e8b')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4b272e82-19f1-40d1-bfdf-74fbb6353e8b')]",
"properties": {
"alertRuleTemplateName": "4b272e82-19f1-40d1-bfdf-74fbb6353e8b",
"customDetails": null,
"description": "'Detects suspicious file upload activity.'\n",
"displayName": "Bitglass - Suspicious file uploads",
"enabled": true,
"entityMappings": [
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "AccountCustomEntity",
"identifier": "Name"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Bitglass/Analytic Rules/BitglassSuspiciousFileUpload.yaml",
"query": "Bitglass\n| where EventType =~ 'swgwebdlp'\n| where HttpRequestMethod =~ 'POST'\n| where isnotempty(DlpPattern)\n| summarize count() by User, bin(TimeGenerated, 15m)\n| where count_ > 1\n| extend AccountCustomEntity = User\n",
"queryFrequency": "PT1H",
"queryPeriod": "PT1H",
"severity": "High",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Exfiltration"
],
"techniques": [
"T1567"
],
"templateVersion": "1.0.1",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}