Microsoft Sentinel Analytic Rules
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Password Exfiltration over SCIM application

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Id2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa
RulenamePassword Exfiltration over SCIM application
DescriptionThis rule detects suspicious sync events that occurred to applications using SCIM for user provisioning.
SeverityHigh
TacticsCredentialAccess
InitialAccess
TechniquesT1555
T1040
T1552
Required data connectorsAuthomize
KindScheduled
Query frequency30m
Query period30m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Password_Exfiltration_over_SCIM.yaml
Version1.0.2
Arm template2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa.json
Deploy To Azure
Authomize_v2_CL
| where ingestion_time() >= ago(30m)
| extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s
| where Policy has "Password Exfiltration over SCIM application"
| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics
version: 1.0.2
relevantTechniques:
- T1555
- T1040
- T1552
severity: High
triggerThreshold: 0
entityMappings:
- fieldMappings:
  - identifier: Url
    columnName: URL
  entityType: URL
queryFrequency: 30m
queryPeriod: 30m
alertDetailsOverride:
  alertDescriptionFormat: Password Exfiltration over SCIM application. This policy detects suspicious sync events that occurred to applications using SCIM for user provisioning.
  alertDynamicProperties:
  - value: URL
    alertProperty: AlertLink
  alertSeverity: Severity
  alertTactics: Tactics
  alertnameFormat: Alert from Authomize - Password Exfiltration over SCIM application
eventGroupingSettings:
  aggregationKind: SingleAlert
id: 2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa
suppressionEnabled: false
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: 5h
    matchingMethod: AnyAlert
    enabled: true
    groupByCustomDetails: []
    groupByAlertDetails: []
    groupByEntities: []
    reopenClosedIncident: false
  createIncident: true
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Password_Exfiltration_over_SCIM.yaml
query: |-
  Authomize_v2_CL
  | where ingestion_time() >= ago(30m)
  | extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s
  | where Policy has "Password Exfiltration over SCIM application"
  | project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics  
status: Available
suppressionDuration: 5h
requiredDataConnectors:
- dataTypes:
  - Authomize_v2_CL
  connectorId: Authomize
kind: Scheduled
tactics:
- CredentialAccess
- InitialAccess
customDetails:
  EventName: Policy
  EventDescription: Description
  EventRecommendation: Recommendation
  ReferencedURL: URL
  AuthomizeEventID: EventID
name: Password Exfiltration over SCIM application
triggerOperator: gt
description: This rule detects suspicious sync events that occurred to applications using SCIM for user provisioning.
{
  "$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/2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Password Exfiltration over SCIM application. This policy detects suspicious sync events that occurred to applications using SCIM for user provisioning.",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "URL"
            }
          ],
          "alertnameFormat": "Alert from Authomize - Password Exfiltration over SCIM application",
          "alertSeverity": "Severity",
          "alertTactics": "Tactics"
        },
        "alertRuleTemplateName": "2e3c4ad5-8cb3-4b46-88ff-a88367ee7eaa",
        "customDetails": {
          "AuthomizeEventID": "EventID",
          "EventDescription": "Description",
          "EventName": "Policy",
          "EventRecommendation": "Recommendation",
          "ReferencedURL": "URL"
        },
        "description": "This rule detects suspicious sync events that occurred to applications using SCIM for user provisioning.",
        "displayName": "Password Exfiltration over SCIM application",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "URL",
                "identifier": "Url"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AnyAlert",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Password_Exfiltration_over_SCIM.yaml",
        "query": "Authomize_v2_CL\n| where ingestion_time() >= ago(30m)\n| extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s\n| where Policy has \"Password Exfiltration over SCIM application\"\n| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics",
        "queryFrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "InitialAccess"
        ],
        "techniques": [
          "T1040",
          "T1552",
          "T1555"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}