GCPCloudDNS
| where Query has 'gentilkiwi'
| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr
kind: Scheduled
relevantTechniques:
- T1068
description: |
'Detects CVE-2021-34527 (PrintNightmare) external exploit'
queryPeriod: 15m
queryFrequency: 15m
tactics:
- PrivilegeEscalation
name: Google DNS - CVE-2021-34527 (PrintNightmare) external exploit
requiredDataConnectors:
- connectorId: GCPDNSDataConnector
dataTypes:
- GCPCloudDNS
entityMappings:
- entityType: DNS
fieldMappings:
- identifier: DomainName
columnName: DNSCustomEntity
- entityType: IP
fieldMappings:
- identifier: Address
columnName: IPCustomEntity
triggerThreshold: 0
version: 1.0.0
id: e632e73a-06c4-47f6-8bed-b2498aa6e30f
query: |
GCPCloudDNS
| where Query has 'gentilkiwi'
| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GoogleCloudPlatformDNS/Analytic Rules/GCPDNSPrintNightmare.yaml
severity: High
{
"$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/e632e73a-06c4-47f6-8bed-b2498aa6e30f')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/e632e73a-06c4-47f6-8bed-b2498aa6e30f')]",
"properties": {
"alertRuleTemplateName": "e632e73a-06c4-47f6-8bed-b2498aa6e30f",
"customDetails": null,
"description": "'Detects CVE-2021-34527 (PrintNightmare) external exploit'\n",
"displayName": "Google DNS - CVE-2021-34527 (PrintNightmare) external exploit",
"enabled": true,
"entityMappings": [
{
"entityType": "DNS",
"fieldMappings": [
{
"columnName": "DNSCustomEntity",
"identifier": "DomainName"
}
]
},
{
"entityType": "IP",
"fieldMappings": [
{
"columnName": "IPCustomEntity",
"identifier": "Address"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GoogleCloudPlatformDNS/Analytic Rules/GCPDNSPrintNightmare.yaml",
"query": "GCPCloudDNS\n| where Query has 'gentilkiwi'\n| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr\n",
"queryFrequency": "PT15M",
"queryPeriod": "PT15M",
"severity": "High",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"PrivilegeEscalation"
],
"techniques": [
"T1068"
],
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}