Okta Fast Pass phishing Detection

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Id	78d2b06c-8dc0-40e1-91c8-66d916c186f3
Rulename	Okta Fast Pass phishing Detection
Description	This query detects cases in which Okta FastPass effectively prevented access to a known phishing website.
Severity	Medium
Tactics	InitialAccess
Techniques	T1566
Required data connectors	OktaSSO OktaSSOv2
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Okta Single Sign-On/Analytic Rules/PhishingDetection.yaml
Version	1.1.0
Arm template	78d2b06c-8dc0-40e1-91c8-66d916c186f3.json

KQL

OktaSSO
| where eventType_s == 'user.authentication.auth_via_mfa'
| where outcome_result_s == 'FAILURE'
| where outcome_reason_s == 'FastPass declined phishing attempt'
| summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated) by actor_alternateId_s, actor_displayName_s, client_userAgent_os_s, client_ipAddress_s, client_geographicalContext_state_s,displayMessage_s, outcome_result_s,
 outcome_reason_s, column_ifexists('debugContext_debugData_logOnlySecurityData_s', ""), debugContext_debugData_threatSuspected_s, client_userAgent_rawUserAgent_s,client_userAgent_browser_s, severity_s, client_geographicalContext_city_s, client_geographicalContext_country_s
| extend Location = strcat(client_geographicalContext_city_s, "-", client_geographicalContext_country_s)

YAML

queryPeriod: 1h
query: |
  OktaSSO
  | where eventType_s == 'user.authentication.auth_via_mfa'
  | where outcome_result_s == 'FAILURE'
  | where outcome_reason_s == 'FastPass declined phishing attempt'
  | summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated) by actor_alternateId_s, actor_displayName_s, client_userAgent_os_s, client_ipAddress_s, client_geographicalContext_state_s,displayMessage_s, outcome_result_s,
   outcome_reason_s, column_ifexists('debugContext_debugData_logOnlySecurityData_s', ""), debugContext_debugData_threatSuspected_s, client_userAgent_rawUserAgent_s,client_userAgent_browser_s, severity_s, client_geographicalContext_city_s, client_geographicalContext_country_s
  | extend Location = strcat(client_geographicalContext_city_s, "-", client_geographicalContext_country_s)  
name: Okta Fast Pass phishing Detection
entityMappings:
- fieldMappings:
  - columnName: actor_alternateId_s
    identifier: Name
  - columnName: actor_displayName_s
    identifier: DisplayName
  entityType: Account
- fieldMappings:
  - columnName: client_ipAddress_s
    identifier: Address
  entityType: IP
queryFrequency: 1h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Okta Single Sign-On/Analytic Rules/PhishingDetection.yaml
tags:
- Okta
requiredDataConnectors:
- connectorId: OktaSSO
  dataTypes:
  - Okta_CL
- connectorId: OktaSSOv2
  dataTypes:
  - OktaSSO
description: |
    'This query detects cases in which Okta FastPass effectively prevented access to a known phishing website.'
kind: Scheduled
version: 1.1.0
status: Available
severity: Medium
relevantTechniques:
- T1566
triggerOperator: gt
triggerThreshold: 0
customDetails:
  Location: Location
  UserAgent: client_userAgent_rawUserAgent_s
tactics:
- InitialAccess
id: 78d2b06c-8dc0-40e1-91c8-66d916c186f3

ARM