GCPCloudDNS
| where Query has_any ('hidusi.com', 'dodefoh.com', 'joxinu.com')
| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr
id: 6758c671-e9ee-495d-b6b0-92ffd08a8c3b
queryFrequency: 15m
version: 1.0.0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GoogleCloudPlatformDNS/Analytic Rules/GCPDNSCVE-2021-40444.yaml
requiredDataConnectors:
- dataTypes:
- GCPCloudDNS
connectorId: GCPDNSDataConnector
query: |
GCPCloudDNS
| where Query has_any ('hidusi.com', 'dodefoh.com', 'joxinu.com')
| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr
name: Google DNS - CVE-2021-40444 exploitation
kind: Scheduled
description: |
'Detects CVE-2021-40444 exploitation.'
severity: High
triggerOperator: gt
entityMappings:
- entityType: DNS
fieldMappings:
- columnName: DNSCustomEntity
identifier: DomainName
- entityType: IP
fieldMappings:
- columnName: IPCustomEntity
identifier: Address
triggerThreshold: 0
queryPeriod: 15m
tactics:
- PrivilegeEscalation
relevantTechniques:
- T1068
{
"$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/6758c671-e9ee-495d-b6b0-92ffd08a8c3b')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/6758c671-e9ee-495d-b6b0-92ffd08a8c3b')]",
"properties": {
"alertRuleTemplateName": "6758c671-e9ee-495d-b6b0-92ffd08a8c3b",
"customDetails": null,
"description": "'Detects CVE-2021-40444 exploitation.'\n",
"displayName": "Google DNS - CVE-2021-40444 exploitation",
"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/GCPDNSCVE-2021-40444.yaml",
"query": "GCPCloudDNS\n| where Query has_any ('hidusi.com', 'dodefoh.com', 'joxinu.com')\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"
}
]
}