Microsoft Sentinel Analytic Rules
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SecurityBridge A critical event occured

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Id8c5c766a-ce9b-4112-b6ed-1b8fe33733b7
RulenameSecurityBridge: A critical event occured
DescriptionThis rule alerts if there is any critical event occured in the SAP system
SeverityMedium
TacticsInitialAccess
Required data connectorsSecurityBridge
KindScheduled
Query frequency5m
Query period5m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SecurityBridge App/Analytical Rules/CriticalEventTriggered.yaml
Version1.0.0
Arm template8c5c766a-ce9b-4112-b6ed-1b8fe33733b7.json
Deploy To Azure

SecurityBridgeLogs
| where Severity contains "Critical"
triggerOperator: gt
queryFrequency: 5m
description: |
    'This rule alerts if there is any critical event occured in the SAP system'
status: Available
kind: Scheduled
triggerThreshold: 0
requiredDataConnectors:
- connectorId: SecurityBridge
  dataTypes:
  - SecurityBridgeLogs_CL
version: 1.0.0
queryPeriod: 5m
name: 'SecurityBridge: A critical event occured'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SecurityBridge App/Analytical Rules/CriticalEventTriggered.yaml
id: 8c5c766a-ce9b-4112-b6ed-1b8fe33733b7
tactics:
- InitialAccess
severity: Medium
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: maincontact
  entityType: Account
- fieldMappings:
  - identifier: HostName
    columnName: dhost
  entityType: Host
- fieldMappings:
  - identifier: HostName
    columnName: Computer
  entityType: Host
query: |2

  SecurityBridgeLogs
  | where Severity contains "Critical"
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2023-02-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/8c5c766a-ce9b-4112-b6ed-1b8fe33733b7')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/8c5c766a-ce9b-4112-b6ed-1b8fe33733b7')]",
      "properties": {
        "alertRuleTemplateName": "8c5c766a-ce9b-4112-b6ed-1b8fe33733b7",
        "customDetails": null,
        "description": "'This rule alerts if there is any critical event occured in the SAP system'\n",
        "displayName": "SecurityBridge: A critical event occured",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "maincontact",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "dhost",
                "identifier": "HostName"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "Computer",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SecurityBridge App/Analytical Rules/CriticalEventTriggered.yaml",
        "query": "\nSecurityBridgeLogs\n| where Severity contains \"Critical\"\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "Medium",
        "status": "Available",
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}