Zero Networks Segement - Machine Removed from protection
| Id | a4ce12ca-d01d-460a-b15e-6c74ef328b82 |
| Rulename | Zero Networks Segement - Machine Removed from protection |
| Description | Detects when a machine is removed from protection. |
| Severity | High |
| Tactics | DefenseEvasion |
| Techniques | T1562 |
| Required data connectors | ZeroNetworksSegmentAuditFunction ZeroNetworksSegmentAuditNativePoller |
| Kind | Scheduled |
| Query frequency | 5m |
| Query period | 5m |
| Trigger threshold | 0 |
| Trigger operator | gt |
| Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ZeroNetworks/Analytic Rules/ZNSegmentMachineRemovedfromProtection.yaml |
| Version | 1.0.1 |
| Arm template | a4ce12ca-d01d-460a-b15e-6c74ef328b82.json |
ZNSegmentAudit
| where AuditTypeId == 4
kind: Scheduled
entityMappings:
- entityType: Account
fieldMappings:
- columnName: PerformedByName
identifier: Name
- entityType: Host
fieldMappings:
- columnName: DestinationEntityName
identifier: HostName
description: |
'Detects when a machine is removed from protection.'
severity: High
queryFrequency: 5m
triggerThreshold: 0
relevantTechniques:
- T1562
status: Available
tactics:
- DefenseEvasion
name: Zero Networks Segement - Machine Removed from protection
id: a4ce12ca-d01d-460a-b15e-6c74ef328b82
query: |
ZNSegmentAudit
| where AuditTypeId == 4
requiredDataConnectors:
- dataTypes:
- ZNSegmentAudit_CL
connectorId: ZeroNetworksSegmentAuditFunction
- dataTypes:
- ZNSegmentAuditNativePoller_CL
connectorId: ZeroNetworksSegmentAuditNativePoller
version: 1.0.1
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ZeroNetworks/Analytic Rules/ZNSegmentMachineRemovedfromProtection.yaml
queryPeriod: 5m
{
"$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/a4ce12ca-d01d-460a-b15e-6c74ef328b82')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a4ce12ca-d01d-460a-b15e-6c74ef328b82')]",
"properties": {
"alertRuleTemplateName": "a4ce12ca-d01d-460a-b15e-6c74ef328b82",
"customDetails": null,
"description": "'Detects when a machine is removed from protection.'\n",
"displayName": "Zero Networks Segement - Machine Removed from protection",
"enabled": true,
"entityMappings": [
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "PerformedByName",
"identifier": "Name"
}
]
},
{
"entityType": "Host",
"fieldMappings": [
{
"columnName": "DestinationEntityName",
"identifier": "HostName"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ZeroNetworks/Analytic Rules/ZNSegmentMachineRemovedfromProtection.yaml",
"query": "ZNSegmentAudit\n| where AuditTypeId == 4\n",
"queryFrequency": "PT5M",
"queryPeriod": "PT5M",
"severity": "High",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"DefenseEvasion"
],
"techniques": [
"T1562"
],
"templateVersion": "1.0.1",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}