SAP BTP - User added to Cloud Identity Service privileged Administrators list

let monitored_permissions = dynamic(["ManageIdP", "ManageSP", "ManageUsers", "ReadUsers", "ManageAccess", "ManageGroups"]);
SAPBTPAuditLog_CL
| extend data_s = tostring(Message.data)
| extend action = extract(@"action=""([^""]+)""", 1, data_s),
         state = extract(@"state=""([^""]+)""", 1, data_s),
         changedAttribute = extract(@"changedAttribute=""([^""]+)""", 1, data_s),
         newValue = extract(@"newValue=""([^""]+)""", 1, data_s),
         targetUser = extract(@"userIdentifier=""([^""]+)""", 1, data_s),
         callerMail = extract(@"callerMail=""([^""]+)""", 1, data_s),
         ipAddress = extract(@"ipAddress=""([^""]+)""", 1, data_s)
| where action == "grantPermissions"
| where state == "successful"
| where changedAttribute == "authorizations"
| where isnotempty(newValue)
| mv-expand permission = monitored_permissions
| where newValue contains tostring(permission)
| summarize 
    GrantedPermissions = make_set(newValue, 10),
    MatchedPermissions = make_set(tostring(permission), 10)
    by UpdatedOn, UserName, callerMail, targetUser, Tenant, ipAddress
| project UpdatedOn, UserName, callerMail, targetUser, GrantedPermissions, MatchedPermissions, Tenant, ipAddress, CloudApp = "SAP Cloud Identity Service"
| extend AccountName = split(UserName, "@")[0], UPNSuffix = split(UserName, "@")[1]

entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountName
    identifier: Name
  - columnName: UPNSuffix
    identifier: UPNSuffix
- entityType: CloudApplication
  fieldMappings:
  - columnName: CloudApp
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: ipAddress
    identifier: Address
tactics:
- LateralMovement
- PrivilegeEscalation
status: Available
queryPeriod: 15m
queryFrequency: 15m
requiredDataConnectors:
- connectorId: SAPBTPAuditEvents
  dataTypes:
  - SAPBTPAuditLog_CL
severity: High
relevantTechniques:
- T0859
- T1078
name: SAP BTP - User added to Cloud Identity Service privileged Administrators list
kind: Scheduled
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SAP%20BTP/Analytic%20Rules/BTP%20-%20User%20added%20to%20privileged%20Administrators%20list.yaml
eventGroupingSettings:
  aggregationKind: SingleAlert
description: Identifies when a user is granted privileged administrator permissions in SAP Cloud Identity Service. These permissions include managing Identity Providers, Service Providers, Users, Groups, and Access controls.
triggerOperator: gt
id: 7d4e9f2a-8b1c-4a5d-9e3f-6c2b1a0d8e7f
version: 1.0.1
triggerThreshold: 0
query: |
  let monitored_permissions = dynamic(["ManageIdP", "ManageSP", "ManageUsers", "ReadUsers", "ManageAccess", "ManageGroups"]);
  SAPBTPAuditLog_CL
  | extend data_s = tostring(Message.data)
  | extend action = extract(@"action=""([^""]+)""", 1, data_s),
           state = extract(@"state=""([^""]+)""", 1, data_s),
           changedAttribute = extract(@"changedAttribute=""([^""]+)""", 1, data_s),
           newValue = extract(@"newValue=""([^""]+)""", 1, data_s),
           targetUser = extract(@"userIdentifier=""([^""]+)""", 1, data_s),
           callerMail = extract(@"callerMail=""([^""]+)""", 1, data_s),
           ipAddress = extract(@"ipAddress=""([^""]+)""", 1, data_s)
  | where action == "grantPermissions"
  | where state == "successful"
  | where changedAttribute == "authorizations"
  | where isnotempty(newValue)
  | mv-expand permission = monitored_permissions
  | where newValue contains tostring(permission)
  | summarize 
      GrantedPermissions = make_set(newValue, 10),
      MatchedPermissions = make_set(tostring(permission), 10)
      by UpdatedOn, UserName, callerMail, targetUser, Tenant, ipAddress
  | project UpdatedOn, UserName, callerMail, targetUser, GrantedPermissions, MatchedPermissions, Tenant, ipAddress, CloudApp = "SAP Cloud Identity Service"
  | extend AccountName = split(UserName, "@")[0], UPNSuffix = split(UserName, "@")[1]

{
  "$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/7d4e9f2a-8b1c-4a5d-9e3f-6c2b1a0d8e7f')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/7d4e9f2a-8b1c-4a5d-9e3f-6c2b1a0d8e7f')]",
      "properties": {
        "alertRuleTemplateName": "7d4e9f2a-8b1c-4a5d-9e3f-6c2b1a0d8e7f",
        "customDetails": null,
        "description": "Identifies when a user is granted privileged administrator permissions in SAP Cloud Identity Service. These permissions include managing Identity Providers, Service Providers, Users, Groups, and Access controls.",
        "displayName": "SAP BTP - User added to Cloud Identity Service privileged Administrators list",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountName",
                "identifier": "Name"
              },
              {
                "columnName": "UPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "CloudApp",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "ipAddress",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SAP%20BTP/Analytic%20Rules/BTP%20-%20User%20added%20to%20privileged%20Administrators%20list.yaml",
        "query": "let monitored_permissions = dynamic([\"ManageIdP\", \"ManageSP\", \"ManageUsers\", \"ReadUsers\", \"ManageAccess\", \"ManageGroups\"]);\nSAPBTPAuditLog_CL\n| extend data_s = tostring(Message.data)\n| extend action = extract(@\"action=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         state = extract(@\"state=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         changedAttribute = extract(@\"changedAttribute=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         newValue = extract(@\"newValue=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         targetUser = extract(@\"userIdentifier=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         callerMail = extract(@\"callerMail=\"\"([^\"\"]+)\"\"\", 1, data_s),\n         ipAddress = extract(@\"ipAddress=\"\"([^\"\"]+)\"\"\", 1, data_s)\n| where action == \"grantPermissions\"\n| where state == \"successful\"\n| where changedAttribute == \"authorizations\"\n| where isnotempty(newValue)\n| mv-expand permission = monitored_permissions\n| where newValue contains tostring(permission)\n| summarize \n    GrantedPermissions = make_set(newValue, 10),\n    MatchedPermissions = make_set(tostring(permission), 10)\n    by UpdatedOn, UserName, callerMail, targetUser, Tenant, ipAddress\n| project UpdatedOn, UserName, callerMail, targetUser, GrantedPermissions, MatchedPermissions, Tenant, ipAddress, CloudApp = \"SAP Cloud Identity Service\"\n| extend AccountName = split(UserName, \"@\")[0], UPNSuffix = split(UserName, \"@\")[1]\n",
        "queryFrequency": "PT15M",
        "queryPeriod": "PT15M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "LateralMovement",
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1078"
        ],
        "templateVersion": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}