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
TechniquesT1189
Required data connectorsCustomLogsAma
SecurityBridgeSAP
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
Version1.0.3
Arm template8c5c766a-ce9b-4112-b6ed-1b8fe33733b7.json
Deploy To Azure
SecurityBridgeLogs
| where Severity contains "Critical"
relevantTechniques:
- T1189
name: 'SecurityBridge: A critical event occured'
requiredDataConnectors:
- dataTypes:
  - SecurityBridgeLogs_CL
  connectorId: SecurityBridgeSAP
- datatypes:
  - SecurityBridgeLogs_CL
  connectorId: CustomLogsAma
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: maincontact
  entityType: Account
- fieldMappings:
  - identifier: HostName
    columnName: dhost
  entityType: Host
- fieldMappings:
  - identifier: HostName
    columnName: Computer
  entityType: Host
triggerThreshold: 0
id: 8c5c766a-ce9b-4112-b6ed-1b8fe33733b7
tactics:
- InitialAccess
version: 1.0.3
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SecurityBridge App/Analytical Rules/CriticalEventTriggered.yaml
queryPeriod: 5m
kind: Scheduled
queryFrequency: 5m
severity: Medium
status: Available
description: |
    'This rule alerts if there is any critical event occured in the SAP system'
query: |
  SecurityBridgeLogs
  | where Severity contains "Critical"  
triggerOperator: gt
{
  "$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/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": "SecurityBridgeLogs\n| where Severity contains \"Critical\"\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1189"
        ],
        "templateVersion": "1.0.3",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}