Microsoft Sentinel Analytic Rules
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External Fabric Module XFM1 is unhealthy

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Ida8130dcc-3617-41c0-a7ac-5f352bcfffaf
RulenameExternal Fabric Module XFM1 is unhealthy
DescriptionExternal Fabric Module XFM1 is unhealthy
SeverityHigh
TacticsExecution
TechniquesT0871
KindNRT
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pure Storage/Analytic Rules/FB-FabricModuleUnhealthy.yaml
Version1.0.0
Arm templatea8130dcc-3617-41c0-a7ac-5f352bcfffaf.json
Deploy To Azure
Syslog
| where SyslogMessage has "purity.alert"
| extend Message = replace_string(SyslogMessage, "#012", "\n")
| extend UTCTime = extract(@"UTC Time:\s*(\d{4}\s\w{3}\s\d{1,2}\s\d{2}:\d{2}:\d{2})\sUTC", 1, SyslogMessage)
| extend PureAlertID = extract(@"Alert ID: ([\w-]+)", 1, SyslogMessage)
| extend PureMessage = extract(@"\(Alert ID: [\w-]+\)\s(.*?)\s\[\d+\]", 1, SyslogMessage)
| extend PureSeverity = extract(@"\s(\w+)\s", 1, SyslogMessage)
| extend PureAlertState = extract(@"purity\.alert:\s\w+\s(\w+)", 1, SyslogMessage)
| extend PureObjectName = extract(@"\s(\S+):", 1, SyslogMessage)
| extend PureProcessID = extract(@"\[(\d+)\]", 1, SyslogMessage)
| extend PureAction = extract(@"Suggested Action:\s*(.*?)(?:\s*Knowledge Base Article:|$)", 1, SyslogMessage)
| extend PureUrl = extract(@"Knowledge Base Article:\s*(.*)", 1, SyslogMessage)
| project  PureMessage, TimeGenerated, PureProcessID, HostIP, Computer, PureObjectName, PureSeverity, PureAlertID, PureAlertState, PureAction, PureUrl
| where PureMessage matches regex @"(External Fabric Module XFM1 is unhealthy)"
version: 1.0.0
suppressionEnabled: false
name: External Fabric Module XFM1 is unhealthy
kind: NRT
tactics:
- Execution
suppressionDuration: 5h
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByAlertDetails: []
    enabled: false
    lookbackDuration: 5h
    groupByCustomDetails: []
    groupByEntities: []
    matchingMethod: AllEntities
    reopenClosedIncident: false
query: |-
  Syslog
  | where SyslogMessage has "purity.alert"
  | extend Message = replace_string(SyslogMessage, "#012", "\n")
  | extend UTCTime = extract(@"UTC Time:\s*(\d{4}\s\w{3}\s\d{1,2}\s\d{2}:\d{2}:\d{2})\sUTC", 1, SyslogMessage)
  | extend PureAlertID = extract(@"Alert ID: ([\w-]+)", 1, SyslogMessage)
  | extend PureMessage = extract(@"\(Alert ID: [\w-]+\)\s(.*?)\s\[\d+\]", 1, SyslogMessage)
  | extend PureSeverity = extract(@"\s(\w+)\s", 1, SyslogMessage)
  | extend PureAlertState = extract(@"purity\.alert:\s\w+\s(\w+)", 1, SyslogMessage)
  | extend PureObjectName = extract(@"\s(\S+):", 1, SyslogMessage)
  | extend PureProcessID = extract(@"\[(\d+)\]", 1, SyslogMessage)
  | extend PureAction = extract(@"Suggested Action:\s*(.*?)(?:\s*Knowledge Base Article:|$)", 1, SyslogMessage)
  | extend PureUrl = extract(@"Knowledge Base Article:\s*(.*)", 1, SyslogMessage)
  | project  PureMessage, TimeGenerated, PureProcessID, HostIP, Computer, PureObjectName, PureSeverity, PureAlertID, PureAlertState, PureAction, PureUrl
  | where PureMessage matches regex @"(External Fabric Module XFM1 is unhealthy)"  
relevantTechniques:
- T0871
eventGroupingSettings:
  aggregationKind: SingleAlert
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pure Storage/Analytic Rules/FB-FabricModuleUnhealthy.yaml
severity: High
id: a8130dcc-3617-41c0-a7ac-5f352bcfffaf
entityMappings:
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: HostIP
description: External Fabric Module XFM1 is unhealthy
{
  "$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/a8130dcc-3617-41c0-a7ac-5f352bcfffaf')]",
      "kind": "NRT",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a8130dcc-3617-41c0-a7ac-5f352bcfffaf')]",
      "properties": {
        "alertRuleTemplateName": "a8130dcc-3617-41c0-a7ac-5f352bcfffaf",
        "customDetails": null,
        "description": "External Fabric Module XFM1 is unhealthy",
        "displayName": "External Fabric Module XFM1 is unhealthy",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "HostIP",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pure Storage/Analytic Rules/FB-FabricModuleUnhealthy.yaml",
        "query": "Syslog\n| where SyslogMessage has \"purity.alert\"\n| extend Message = replace_string(SyslogMessage, \"#012\", \"\\n\")\n| extend UTCTime = extract(@\"UTC Time:\\s*(\\d{4}\\s\\w{3}\\s\\d{1,2}\\s\\d{2}:\\d{2}:\\d{2})\\sUTC\", 1, SyslogMessage)\n| extend PureAlertID = extract(@\"Alert ID: ([\\w-]+)\", 1, SyslogMessage)\n| extend PureMessage = extract(@\"\\(Alert ID: [\\w-]+\\)\\s(.*?)\\s\\[\\d+\\]\", 1, SyslogMessage)\n| extend PureSeverity = extract(@\"\\s(\\w+)\\s\", 1, SyslogMessage)\n| extend PureAlertState = extract(@\"purity\\.alert:\\s\\w+\\s(\\w+)\", 1, SyslogMessage)\n| extend PureObjectName = extract(@\"\\s(\\S+):\", 1, SyslogMessage)\n| extend PureProcessID = extract(@\"\\[(\\d+)\\]\", 1, SyslogMessage)\n| extend PureAction = extract(@\"Suggested Action:\\s*(.*?)(?:\\s*Knowledge Base Article:|$)\", 1, SyslogMessage)\n| extend PureUrl = extract(@\"Knowledge Base Article:\\s*(.*)\", 1, SyslogMessage)\n| project  PureMessage, TimeGenerated, PureProcessID, HostIP, Computer, PureObjectName, PureSeverity, PureAlertID, PureAlertState, PureAction, PureUrl\n| where PureMessage matches regex @\"(External Fabric Module XFM1 is unhealthy)\"",
        "severity": "High",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Execution"
        ],
        "techniques": null,
        "templateVersion": "1.0.0"
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}