Users searching for VIP user activity
Id | f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e |
Rulename | Users searching for VIP user activity |
Description | This query monitors for users running Log Analytics queries that contain filters for specific, defined VIP user accounts or the VIPUser watchlist template. Use this detection to alert for users specifically searching for activity of sensitive users. |
Severity | Low |
Tactics | Collection Exfiltration |
Techniques | T1530 T1213 T1020 |
Kind | Scheduled |
Query frequency | 1d |
Query period | 1d |
Trigger threshold | 0 |
Trigger operator | gt |
Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Detections/LAQueryLogs/UserSearchingForVIPUserActivity.yaml |
Version | 1.1.4 |
Arm template | f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e.json |
// Replace these with the username or emails of your VIP users you wish to monitor for.
let vips = dynamic(['vip1@email.com','vip2@email.com']);
// Add users who are allowed to conduct these searches - this could be specific SOC team members
let allowed_users = dynamic([]);
LAQueryLogs
| where QueryText has_any (vips) or QueryText has_any ('_GetWatchlist("VIPUsers")', "_GetWatchlist('VIPUsers')")
| where AADEmail !in (allowed_users)
| project TimeGenerated, AADEmail, RequestClientApp, QueryText, ResponseRowCount, RequestTarget
| extend timestamp = TimeGenerated, AccountName = tostring(split(AADEmail, "@")[0]), AccountUPNSuffix = tostring(split(AADEmail, "@")[1])
requiredDataConnectors: []
id: f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e
metadata:
source:
kind: Community
categories:
domains:
- Security - Others
author:
name: Microsoft Security Research
support:
tier: Community
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/LAQueryLogs/UserSearchingForVIPUserActivity.yaml
triggerOperator: gt
severity: Low
queryPeriod: 1d
triggerThreshold: 0
relevantTechniques:
- T1530
- T1213
- T1020
query: |
// Replace these with the username or emails of your VIP users you wish to monitor for.
let vips = dynamic(['vip1@email.com','vip2@email.com']);
// Add users who are allowed to conduct these searches - this could be specific SOC team members
let allowed_users = dynamic([]);
LAQueryLogs
| where QueryText has_any (vips) or QueryText has_any ('_GetWatchlist("VIPUsers")', "_GetWatchlist('VIPUsers')")
| where AADEmail !in (allowed_users)
| project TimeGenerated, AADEmail, RequestClientApp, QueryText, ResponseRowCount, RequestTarget
| extend timestamp = TimeGenerated, AccountName = tostring(split(AADEmail, "@")[0]), AccountUPNSuffix = tostring(split(AADEmail, "@")[1])
tactics:
- Collection
- Exfiltration
version: 1.1.4
entityMappings:
- fieldMappings:
- identifier: Name
columnName: AccountName
- identifier: UPNSuffix
columnName: AccountUPNSuffix
entityType: Account
- fieldMappings:
- identifier: ResourceId
columnName: RequestTarget
entityType: AzureResource
kind: Scheduled
description: |
This query monitors for users running Log Analytics queries that contain filters for specific, defined VIP user accounts or the VIPUser watchlist template.
Use this detection to alert for users specifically searching for activity of sensitive users.
name: Users searching for VIP user activity
queryFrequency: 1d
{
"$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/f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e')]",
"properties": {
"alertRuleTemplateName": "f7f4a77e-f68f-4b56-9aaf-a0c9d87d7a8e",
"customDetails": null,
"description": "This query monitors for users running Log Analytics queries that contain filters for specific, defined VIP user accounts or the VIPUser watchlist template.\nUse this detection to alert for users specifically searching for activity of sensitive users.\n",
"displayName": "Users searching for VIP user activity",
"enabled": true,
"entityMappings": [
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "AccountName",
"identifier": "Name"
},
{
"columnName": "AccountUPNSuffix",
"identifier": "UPNSuffix"
}
]
},
{
"entityType": "AzureResource",
"fieldMappings": [
{
"columnName": "RequestTarget",
"identifier": "ResourceId"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/LAQueryLogs/UserSearchingForVIPUserActivity.yaml",
"query": "// Replace these with the username or emails of your VIP users you wish to monitor for.\nlet vips = dynamic(['vip1@email.com','vip2@email.com']);\n// Add users who are allowed to conduct these searches - this could be specific SOC team members\nlet allowed_users = dynamic([]);\nLAQueryLogs\n| where QueryText has_any (vips) or QueryText has_any ('_GetWatchlist(\"VIPUsers\")', \"_GetWatchlist('VIPUsers')\")\n| where AADEmail !in (allowed_users)\n| project TimeGenerated, AADEmail, RequestClientApp, QueryText, ResponseRowCount, RequestTarget\n| extend timestamp = TimeGenerated, AccountName = tostring(split(AADEmail, \"@\")[0]), AccountUPNSuffix = tostring(split(AADEmail, \"@\")[1])\n",
"queryFrequency": "P1D",
"queryPeriod": "P1D",
"severity": "Low",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Collection",
"Exfiltration"
],
"techniques": [
"T1020",
"T1213",
"T1530"
],
"templateVersion": "1.1.4",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}