dsp_parser
| where EventID == 9212
| where SecurityIndicatorName == "Zerologon vulnerability"
triggerOperator: gt
version: 1.0.0
query: |
dsp_parser
| where EventID == 9212
| where SecurityIndicatorName == "Zerologon vulnerability"
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Semperis Directory Services Protector/Analytic Rules/SemperisDSP_ZerologonVulnerability.yaml
queryFrequency: 1h
requiredDataConnectors:
- connectorId: SemperisDSP
dataTypes:
- dsp_parser
name: Semperis DSP Zerologon vulnerability
queryPeriod: 1h
severity: Medium
kind: Scheduled
tactics:
- PrivilegeEscalation
id: 85c1f9e4-6f14-46bf-82d5-dbe495b92aab
description: |
'This indicator looks for security vulnerability to CVE-2020-1472, which was patched by Microsoft in August 2020. Without this patch, an unauthenticated attacker can exploit CVE-2020-1472 to elevate their privileges and get administrative access on the domain.'
triggerThreshold: 0
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/85c1f9e4-6f14-46bf-82d5-dbe495b92aab')]",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/85c1f9e4-6f14-46bf-82d5-dbe495b92aab')]",
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
"kind": "Scheduled",
"apiVersion": "2022-11-01-preview",
"properties": {
"displayName": "Semperis DSP Zerologon vulnerability",
"description": "'This indicator looks for security vulnerability to CVE-2020-1472, which was patched by Microsoft in August 2020. Without this patch, an unauthenticated attacker can exploit CVE-2020-1472 to elevate their privileges and get administrative access on the domain.'\n",
"severity": "Medium",
"enabled": true,
"query": "dsp_parser\n| where EventID == 9212\n| where SecurityIndicatorName == \"Zerologon vulnerability\"\n",
"queryFrequency": "PT1H",
"queryPeriod": "PT1H",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0,
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"PrivilegeEscalation"
],
"alertRuleTemplateName": "85c1f9e4-6f14-46bf-82d5-dbe495b92aab",
"customDetails": null,
"entityMappings": null,
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Semperis Directory Services Protector/Analytic Rules/SemperisDSP_ZerologonVulnerability.yaml",
"status": "Available",
"templateVersion": "1.0.0"
}
}
]
}