{
    "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "metadata": {
        "comments": "This playbook will collect data from the Office 365 Management Activity API and write it to a Custom Log in Azure Sentinel",
        "author": "Pete Bryan"
    },
    "parameters": {
        "PlaybookName": {
            "defaultValue": "Get-O365Data",
            "type": "string"
        },
        "AADAppClientID": {
            "type": "string"
        },
        "AADAppSecret": {
            "type": "string"
        },
        "TenantId": {
            "type": "string"
        },
        "workspaceId": {
            "type": "string"
        },
        "workSpaceKey": {
            "type": "string"
        },
        "O365Publisher": {
            "type": "string"
        },
        "workspaceResourceGroup": {
            "type": "string"
        },
        "workspaceName": {
            "type": "string"
        },
        "workspaceSubscriptionId": {
            "type": "string",
            "defaultValue": "[subscription().id]"
        }

    },
    "variables": {
        "AzureLogAnalyticsDataCollectorConnectionName": "[concat('azureloganalyticsdatacollector-', parameters('PlaybookName'))]",
        "AzurMonitorLogsConnectionName": "[concat('azuremonitorlogs-', parameters('PlaybookName'))]"

    },
    "resources": [
        {
            "type": "Microsoft.Web/connections",
            "apiVersion": "2016-06-01",
            "location": "[resourceGroup().location]",
            "name": "[variables('AzurMonitorLogsConnectionName')]",
            "properties": {
                "api": {
                    "id": "[concat('/subscriptions/', subscription().subscriptionId, '/providers/Microsoft.Web/locations/', resourceGroup().location, '/managedApis/azuremonitorlogs')]"
                },
                "displayName": "O365Data"
            }
        },
        {
            "type": "Microsoft.Web/connections",
            "apiVersion": "2016-06-01",
            "name": "[variables('AzureLogAnalyticsDataCollectorConnectionName')]",
            "location": "[resourceGroup().location]",
            "properties": {
                "displayName": "O365Data",
                "customParameterValues": {
                },
                "api": {
                    "id": "[concat('/subscriptions/', subscription().subscriptionId, '/providers/Microsoft.Web/locations/', resourceGroup().location, '/managedApis/azureloganalyticsdatacollector')]"
                },
                "parameterValues": {
                    "username": "[parameters('workspaceId')]",
                    "password": "[parameters('workSpaceKey')]"
                }
            }
        },
        {
            "type": "Microsoft.Logic/workflows",
            "apiVersion": "2019-05-01",
            "name": "[parameters('PlaybookName')]",
            "location": "[resourceGroup().location]",
            "tags": {
                "LogicAppsCategory": "security"
            },
            "dependsOn": [
                "[resourceId('Microsoft.Web/connections', variables('AzureLogAnalyticsDataCollectorConnectionName'))]",
                "[resourceId('Microsoft.Web/connections', variables('AzurMonitorLogsConnectionName'))]"
            ],
            "properties": {
                "state": "Enabled",
                "definition": {
                    "$schema": "https://schema.management.azure.com/providers/Microsoft.Logic/schemas/2016-06-01/workflowdefinition.json#",
                    "actions": {
                        "Condition_4": {
                            "actions": {
                                "Set_variable_2": {
                                    "inputs": {
                                        "name": "StartTime",
                                        "value": "@{addHours(body('Current_time'), -24)}"
                                    },
                                    "runAfter": {
                                    },
                                    "type": "SetVariable"
                                }
                            },
                            "else": {
                                "actions": {
                                    "For_each_3": {
                                        "actions": {
                                            "Condition_2": {
                                                "actions": {
                                                    "Set_variable_5": {
                                                        "inputs": {
                                                            "name": "StartTime",
                                                            "value": "@{addHours(body('Current_time'), -24)}"
                                                        },
                                                        "runAfter": {
                                                        },
                                                        "type": "SetVariable"
                                                    }
                                                },
                                                "else": {
                                                    "actions": {
                                                        "Set_variable": {
                                                            "inputs": {
                                                                "name": "StartTime",
                                                                "value": "@items('For_each_3')?['TimeGenerated']"
                                                            },
                                                            "runAfter": {
                                                            },
                                                            "type": "SetVariable"
                                                        }
                                                    }
                                                },
                                                "expression": {
                                                    "and": [
                                                        {
                                                            "equals": [
                                                                "@items('For_each_3')?['TimeGenerated']",
                                                                "@null"
                                                            ]
                                                        }
                                                    ]
                                                },
                                                "runAfter": {
                                                },
                                                "type": "If"
                                            }
                                        },
                                        "foreach": "@body('Run_query_and_list_results')?['value']",
                                        "runAfter": {
                                        },
                                        "type": "Foreach"
                                    }
                                }
                            },
                            "expression": {
                                "and": [
                                    {
                                        "equals": [
                                            "@body('Run_query_and_list_results')?['value']",
                                            null
                                        ]
                                    }
                                ]
                            },
                            "runAfter": {
                                "Run_query_and_list_results": [
                                    "Succeeded",
                                    "Failed"
                                ]
                            },
                            "type": "If"
                        },
                        "Current_time": {
                            "inputs": {
                            },
                            "kind": "CurrentTime",
                            "runAfter": {
                            },
                            "type": "Expression"
                        },
                        "Initialize_variable": {
                            "inputs": {
                                "variables": [
                                    {
                                        "name": "NextPage",
                                        "type": "integer",
                                        "value": 1
                                    }
                                ]
                            },
                            "runAfter": {
                                "Current_time": [
                                    "Succeeded"
                                ]
                            },
                            "type": "InitializeVariable"
                        },
                        "Initialize_variable_2": {
                            "inputs": {
                                "variables": [
                                    {
                                        "name": "StartTime",
                                        "type": "string"
                                    }
                                ]
                            },
                            "runAfter": {
                                "Initialize_variable": [
                                    "Succeeded"
                                ]
                            },
                            "type": "InitializeVariable"
                        },
                        "Initialize_variable_3": {
                            "inputs": {
                                "variables": [
                                    {
                                        "name": "AvailbleUri",
                                        "type": "string",
                                        "value": "[concat('https://manage.office.com/api/v1.0/', parameters('TenantId'), '/activity/feed/subscriptions/content?contentType=Audit.General&PublisherIdentifier=', parameters('O365Publisher'), '&startTime=@{variables(''StartTime'')}&endTime=@{body(''Current_time'')}')]"
                                    }
                                ]
                            },
                            "runAfter": {
                                "Condition_4": [
                                    "Succeeded"
                                ]
                            },
                            "type": "InitializeVariable"
                        },
                        "Run_query_and_list_results": {
                            "inputs": {
                                "body": "O365API_CL\n| summarize arg_max(CreationTime_t, *)",
                                "host": {
                                    "connection": {
                                        "name": "@parameters('$connections')['azuremonitorlogs']['connectionId']"
                                    }
                                },
                                "method": "post",
                                "path": "/queryData",
                                "queries": {
                                    "resourcegroups": "[parameters('workspaceResourceGroup')]",
                                    "resourcename": "[parameters('workspaceName')]",
                                    "resourcetype": "Log Analytics Workspace",
                                    "subscriptions": "[subscription().id]",
                                    "timerange": "Last 24 hours"
                                }
                            },
                            "runAfter": {
                                "Initialize_variable_2": [
                                    "Succeeded"
                                ]
                            },
                            "type": "ApiConnection"
                        },
                        "Until": {
                            "actions": {
                                "Condition": {
                                    "actions": {
                                    },
                                    "else": {
                                        "actions": {
                                            "For_each": {
                                                "actions": {
                                                    "HTTP_2": {
                                                        "inputs": {
                                                            "authentication": {
                                                                "audience": "https://manage.office.com",
                                                                "clientId": "[parameters('AADAppClientID')]",
                                                                "secret": "[parameters('AADAppSecret')]",
                                                                "tenant": "[parameters('TenantId')]",
                                                                "type": "ActiveDirectoryOAuth"
                                                            },
                                                            "headers": {
                                                                "Accept": "application/json",
                                                                "Content-Type": "application/json"
                                                            },
                                                            "method": "GET",
                                                            "uri": "@items('For_each')['contentUri']"
                                                        },
                                                        "runAfter": {
                                                        },
                                                        "type": "Http"
                                                    },
                                                    "Send_Data": {
                                                        "inputs": {
                                                            "body": "@{body('HTTP_2')}",
                                                            "headers": {
                                                                "Log-Type": "O365API"
                                                            },
                                                            "host": {
                                                                "connection": {
                                                                    "name": "@parameters('$connections')['azureloganalyticsdatacollector']['connectionId']"
                                                                }
                                                            },
                                                            "method": "post",
                                                            "path": "/api/logs"
                                                        },
                                                        "runAfter": {
                                                            "HTTP_2": [
                                                                "Succeeded"
                                                            ]
                                                        },
                                                        "type": "ApiConnection"
                                                    }
                                                },
                                                "foreach": "@body('Parse_JSON')",
                                                "runAfter": {
                                                    "Parse_JSON": [
                                                        "Succeeded"
                                                    ]
                                                },
                                                "type": "Foreach"
                                            },
                                            "Parse_JSON": {
                                                "inputs": {
                                                    "content": "@body('HTTP')",
                                                    "schema": {
                                                        "items": {
                                                            "properties": {
                                                                "contentCreated": {
                                                                    "type": "string"
                                                                },
                                                                "contentExpiration": {
                                                                    "type": "string"
                                                                },
                                                                "contentId": {
                                                                    "type": "string"
                                                                },
                                                                "contentType": {
                                                                    "type": "string"
                                                                },
                                                                "contentUri": {
                                                                    "type": "string"
                                                                }
                                                            },
                                                            "required": [
                                                                "contentType",
                                                                "contentId",
                                                                "contentUri",
                                                                "contentCreated",
                                                                "contentExpiration"
                                                            ],
                                                            "type": "object"
                                                        },
                                                        "type": "array"
                                                    }
                                                },
                                                "runAfter": {
                                                },
                                                "type": "ParseJson"
                                            }
                                        }
                                    },
                                    "expression": {
                                        "and": [
                                            {
                                                "equals": [
                                                    "@length(body('HTTP'))",
                                                    0
                                                ]
                                            }
                                        ]
                                    },
                                    "runAfter": {
                                        "HTTP": [
                                            "Succeeded"
                                        ]
                                    },
                                    "type": "If"
                                },
                                "Condition_3": {
                                    "actions": {
                                        "Set_variable_3": {
                                            "inputs": {
                                                "name": "AvailbleUri",
                                                "value": "@{outputs('HTTP')['headers']?['NextPageUri']}"
                                            },
                                            "runAfter": {
                                            },
                                            "type": "SetVariable"
                                        }
                                    },
                                    "else": {
                                        "actions": {
                                            "Set_variable_4": {
                                                "inputs": {
                                                    "name": "NextPage",
                                                    "value": 0
                                                },
                                                "runAfter": {
                                                },
                                                "type": "SetVariable"
                                            }
                                        }
                                    },
                                    "expression": {
                                        "and": [
                                            {
                                                "not": {
                                                    "equals": [
                                                        "@outputs('HTTP')['headers']?['NextPageUri']",
                                                        null
                                                    ]
                                                }
                                            }
                                        ]
                                    },
                                    "runAfter": {
                                        "Condition": [
                                            "Succeeded"
                                        ]
                                    },
                                    "type": "If"
                                },
                                "HTTP": {
                                    "inputs": {
                                        "authentication": {
                                            "audience": "https://manage.office.com",
                                            "clientId": "[parameters('AADAppClientID')]",
                                            "secret": "[parameters('AADAppSecret')]",
                                            "tenant": "[parameters('TenantId')]",
                                            "type": "ActiveDirectoryOAuth"
                                        },
                                        "headers": {
                                            "Accept": "application/json",
                                            "Content-Type": "application/json"
                                        },
                                        "method": "GET",
                                        "uri": "@variables('AvailbleUri')"
                                    },
                                    "runAfter": {
                                    },
                                    "type": "Http"
                                }
                            },
                            "expression": "@equals(variables('NextPage'), 0)",
                            "limit": {
                                "count": 60,
                                "timeout": "PT1H"
                            },
                            "runAfter": {
                                "Initialize_variable_3": [
                                    "Succeeded"
                                ]
                            },
                            "type": "Until"
                        }
                    },
                    "contentVersion": "1.0.0.0",
                    "outputs": {
                    },
                    "parameters": {
                        "$connections": {
                            "defaultValue": {
                            },
                            "type": "Object"
                        }
                    },
                    "triggers": {
                        "Recurrence": {
                            "recurrence": {
                                "frequency": "Hour",
                                "interval": 1
                            },
                            "type": "Recurrence"
                        }
                    }
                },
                "parameters": {
                    "$connections": {
                        "value": {
                            "azureloganalyticsdatacollector": {
                                "connectionId": "[resourceId('Microsoft.Web/connections', variables('AzureLogAnalyticsDataCollectorConnectionName'))]",
                                "connectionName": "[variables('AzureLogAnalyticsDataCollectorConnectionName')]",
                                "id": "[concat('/subscriptions/', subscription().subscriptionId, '/providers/Microsoft.Web/locations/', resourceGroup().location, '/managedApis/azureloganalyticsdatacollector')]"
                            },
                            "azuremonitorlogs": {
                                "id": "[concat('/subscriptions/', subscription().subscriptionId, '/providers/Microsoft.Web/locations/', resourceGroup().location, '/managedApis/azuremonitorlogs')]",
                                "connectionId": "[resourceId('Microsoft.Web/connections', variables('AzurMonitorLogsConnectionName'))]",
                                "connectionName": "[variables('AzurMonitorLogsConnectionName')]"
                            }
                        }
                    }
                }
            }
        }
    ]
}