Microsoft Sentinel Analytic Rules
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Cyber Evil Twin Site Medium

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Id4c1c4841-eaab-4204-a859-95ca2a033dd9
RulenameCyber Evil Twin Site (Medium)
DescriptionNew Cyber Evil Twin Site with severity Medium found
SeverityMedium
TacticsDefenseEvasion
TechniquesT1497
Required data connectorsCBSPollingIDAzureFunctions
KindScheduled
Query frequency5m
Query period5m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/cyber_evil_twin_site_medium.yaml
Version1.0.0
Arm template4c1c4841-eaab-4204-a859-95ca2a033dd9.json
Deploy To Azure
CBSLog_Azure_1_CL | where severity_s == "Medium" | where type_s == "Cyber Evil Twin Site" | where status_s != "Closed" or status_s != "Resolved"
triggerOperator: gt
description: New Cyber Evil Twin Site with severity Medium found
kind: Scheduled
eventGroupingSettings:
  aggregationKind: SingleAlert
version: 1.0.0
suppressionEnabled: false
triggerThreshold: 0
requiredDataConnectors:
- dataTypes:
  - CBSLog_Azure_1_CL
  connectorId: CBSPollingIDAzureFunctions
tactics:
- DefenseEvasion
relevantTechniques:
- T1497
query: CBSLog_Azure_1_CL | where severity_s == "Medium" | where type_s == "Cyber Evil Twin Site" | where status_s != "Closed" or status_s != "Resolved"
id: 4c1c4841-eaab-4204-a859-95ca2a033dd9
status: Available
severity: Medium
name: Cyber Evil Twin Site (Medium)
queryFrequency: 5m
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    matchingMethod: AllEntities
    reopenClosedIncident: false
    enabled: false
    lookbackDuration: PT5H
queryPeriod: 5m
suppressionDuration: 5h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/cyber_evil_twin_site_medium.yaml
{
  "$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/4c1c4841-eaab-4204-a859-95ca2a033dd9')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4c1c4841-eaab-4204-a859-95ca2a033dd9')]",
      "properties": {
        "alertRuleTemplateName": "4c1c4841-eaab-4204-a859-95ca2a033dd9",
        "customDetails": null,
        "description": "New Cyber Evil Twin Site with severity Medium found",
        "displayName": "Cyber Evil Twin Site (Medium)",
        "enabled": true,
        "entityMappings": null,
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/cyber_evil_twin_site_medium.yaml",
        "query": "CBSLog_Azure_1_CL | where severity_s == \"Medium\" | where type_s == \"Cyber Evil Twin Site\" | where status_s != \"Closed\" or status_s != \"Resolved\"",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "DefenseEvasion"
        ],
        "techniques": [
          "T1497"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}