User Login from Different Countries within 3 hours

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Id	2954d424-f786-4677-9ffc-c24c44c6e7d5
Rulename	User Login from Different Countries within 3 hours
Description	This query searches for successful user logins to the Okta Console from different countries within 3 hours.
Severity	High
Tactics	InitialAccess
Techniques	T1078
Required data connectors	OktaSSO OktaSSOv2
Kind	Scheduled
Query frequency	3h
Query period	3h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Okta Single Sign-On/Analytic Rules/LoginfromUsersfromDifferentCountrieswithin3hours.yaml
Version	1.1.0
Arm template	2954d424-f786-4677-9ffc-c24c44c6e7d5.json

KQL

let timeframe = ago(3h);
let threshold = 2;
OktaSSO
| where column_ifexists('published_t', now()) >= timeframe
| where eventType_s =~ "user.session.start"
| where outcome_result_s =~ "SUCCESS"
| summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), NumOfCountries = dcount(column_ifexists('client_geographicalContext_country_s', int(null))) by actor_alternateId_s
| where NumOfCountries >= threshold
| extend timestamp = StartTime, AccountCustomEntity = actor_alternateId_s

YAML

queryPeriod: 3h
id: 2954d424-f786-4677-9ffc-c24c44c6e7d5
relevantTechniques:
- T1078
triggerOperator: gt
entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: FullName
  entityType: Account
query: |
  let timeframe = ago(3h);
  let threshold = 2;
  OktaSSO
  | where column_ifexists('published_t', now()) >= timeframe
  | where eventType_s =~ "user.session.start"
  | where outcome_result_s =~ "SUCCESS"
  | summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), NumOfCountries = dcount(column_ifexists('client_geographicalContext_country_s', int(null))) by actor_alternateId_s
  | where NumOfCountries >= threshold
  | extend timestamp = StartTime, AccountCustomEntity = actor_alternateId_s  
kind: Scheduled
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Okta Single Sign-On/Analytic Rules/LoginfromUsersfromDifferentCountrieswithin3hours.yaml
queryFrequency: 3h
requiredDataConnectors:
- dataTypes:
  - Okta_CL
  connectorId: OktaSSO
- dataTypes:
  - OktaSSO
  connectorId: OktaSSOv2
name: User Login from Different Countries within 3 hours
version: 1.1.0
description: |
    'This query searches for successful user logins to the Okta Console from different countries within 3 hours.'
tactics:
- InitialAccess
severity: High
status: Available

ARM

{
  "$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/2954d424-f786-4677-9ffc-c24c44c6e7d5')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2954d424-f786-4677-9ffc-c24c44c6e7d5')]",
      "properties": {
        "alertRuleTemplateName": "2954d424-f786-4677-9ffc-c24c44c6e7d5",
        "customDetails": null,
        "description": "'This query searches for successful user logins to the Okta Console from different countries within 3 hours.'\n",
        "displayName": "User Login from Different Countries within 3 hours",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "FullName"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Okta Single Sign-On/Analytic Rules/LoginfromUsersfromDifferentCountrieswithin3hours.yaml",
        "query": "let timeframe = ago(3h);\nlet threshold = 2;\nOktaSSO\n| where column_ifexists('published_t', now()) >= timeframe\n| where eventType_s =~ \"user.session.start\"\n| where outcome_result_s =~ \"SUCCESS\"\n| summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), NumOfCountries = dcount(column_ifexists('client_geographicalContext_country_s', int(null))) by actor_alternateId_s\n| where NumOfCountries >= threshold\n| extend timestamp = StartTime, AccountCustomEntity = actor_alternateId_s\n",
        "queryFrequency": "PT3H",
        "queryPeriod": "PT3H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1078"
        ],
        "templateVersion": "1.1.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}