M2131_RecommendedDatatableNotLogged_EL2
Id | 76326a24-1223-4066-88a3-3826e3768932 |
Rulename | M2131_RecommendedDatatableNotLogged_EL2 |
Description | This alert audits your logging architecture for recommended data tables aligned to Intermediate Event Logging (EL2) of the Maturity Model for Event Log Management (M-21-31) standard. The alert triggers when recommended data tables in EL2 are not present. |
Severity | Medium |
Tactics | Discovery |
Techniques | T1082 |
Kind | Scheduled |
Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MaturityModelForEventLogManagementM2131/Hunting Queries/M2131RecommendedDatatableNotLoggedEL2.yaml |
Version | 1.0.0 |
Arm template | 76326a24-1223-4066-88a3-3826e3768932.json |
let M2131Mapping = datatable(DataTable:string, MaturityLevel:string)
[
"SigninLogs", "Event Logging (EL0)",
"AADManagedIdentitySignInLogs", "Event Logging (EL0)",
"AADServicePrincipalSignInLogs", "Event Logging (EL0)",
"StorageBlobLogs", "Event Logging (EL0)",
"StorageFileLogs", "Event Logging (EL0)",
"AzureMetrics", "Event Logging (EL0)",
"AuditLogs", "Event Logging (EL0)",
"IdentityInfo", "Event Logging (EL0)",
"CommonSecurityLog", "Event Logging (EL0)",
"ThreatIntelligenceIndicator", "Event Logging (EL0)",
"DeviceNetworkInfo", "Event Logging (EL0)",
"DnsEvents", "Event Logging (EL0)",
"DeviceNetworkEvents", "Event Logging (EL0)",
"AzureDiagnostics", "Event Logging (EL0)",
"Usage", "Event Logging (EL0)",
"SecurityIncident", "Event Logging (EL0)",
"SecurityAlert", "Event Logging (EL0)",
"AzureActivity", "Event Logging (EL0)",
"Heartbeat", "Event Logging (EL0)",
"OfficeActivity", "Event Logging (EL0)",
"SecurityEvent", "Event Logging (EL0)",
"Syslog", "Event Logging (EL0)",
"AWSCloudTrail", "Event Logging (EL0)",
"GWorkspaceActivityReports", "Event Logging (EL0)",
"AWSGuardDuty", "Event Logging (EL0)",
"AWSVPCFlow", "Event Logging (EL0)",
"Perf", "Basic Event Logging (EL1)",
"SentinelHealth", "Basic Event Logging (EL1)",
"DeviceLogonEvents", "Basic Event Logging (EL1)",
"DeviceEvents", "Basic Event Logging (EL1)",
"DeviceNetworkEvents", "Basic Event Logging (EL1)",
"DeviceFileEvents", "Basic Event Logging (EL1)",
"DeviceRegistryEvents", "Basic Event Logging (EL1)",
"DeviceProcessEvents", "Basic Event Logging (EL1)",
"VMConnection", "Basic Event Logging (EL1)",
"EmailEvents", "Basic Event Logging (EL1)",
"ThreatIntelligenceIndicator", "Basic Event Logging (EL1)",
"SecurityRecommendation", "Basic Event Logging (EL1)",
"DeviceProcessEvents", "Basic Event Logging (EL1)",
"ConfigurationData", "Basic Event Logging (EL1)",
"ConfigurationChange", "Basic Event Logging (EL1)",
"GatewayDiagnosticLog", "Basic Event Logging (EL1)",
"TunnelDiagnosticLog", "Basic Event Logging (EL1)",
"IKEDiagnosticLog", "Basic Event Logging (EL1)",
"RouteDiagnosticLog", "Basic Event Logging (EL1)",
"PS2DiagnosticLog", "Basic Event Logging (EL1)",
"Event", "Basic Event Logging (EL1)",
"SqlAtpStatus", "Basic Event Logging (EL1)",
"ConstainerInstanceLog_CL", "Basic Event Logging (EL1)",
"ContainerEvent_CL", "Basic Event Logging (EL1)",
"InsightsMetrics", "Intermediate Event Logging (EL2)",
"EmailUrlInfo", "Intermediate Event Logging (EL2)",
"EmailAttachmentInfo", "Intermediate Event Logging (EL2)",
"InformationProtectionLogs_CL", "Intermediate Event Logging (EL2)",
"CloudAppEvents", "Intermediate Event Logging (EL2)",
"ContainerInventory", "Intermediate Event Logging (EL2)",
"Update", "Advanced Event Logging (EL3)",
"BehaviorAnalytics", "Advanced Event Logging (EL3)",
"Anomalies", "Advanced Event Logging (EL3)",
"SecurityRegulatoryCompliance", "Advanced Event Logging (EL3)"
];
Usage
| summarize Entries = count(), Size = sum(Quantity), last_log = datetime_diff("second",now(), max(TimeGenerated)) by DataType
| join kind=fullouter(M2131Mapping) on $left.DataType == $right.DataTable
| project RecommendedDataTable=DataTable, ExistingDataTable=DataType, MaturityLevel, Size
| summarize Logged = countif(Size > 0), NotLogged = countif(isempty(Size)) by RecommendedDataTable, MaturityLevel
| where NotLogged > 0 and MaturityLevel == "Intermediate Event Logging (EL2)"
//| where RecommendedDataTable <> "Data Table Name"
| project RecommendedDataTable, MaturityLevel, NotLogged, TimeObserved=now()
| extend CloudApplication = RecommendedDataTable
requiredDataConnectors: []
relevantTechniques:
- T1082
id: 76326a24-1223-4066-88a3-3826e3768932
name: M2131_RecommendedDatatableNotLogged_EL2
severity: Medium
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MaturityModelForEventLogManagementM2131/Hunting Queries/M2131RecommendedDatatableNotLoggedEL2.yaml
entityMappings:
- fieldMappings:
- columnName: RecommendedDataTable
identifier: Name
entityType: CloudApplication
description: |
'This alert audits your logging architecture for recommended data tables aligned to Intermediate Event Logging (EL2) of the Maturity Model for Event Log Management (M-21-31) standard. The alert triggers when recommended data tables in EL2 are not present.'
tactics:
- Discovery
query: |
let M2131Mapping = datatable(DataTable:string, MaturityLevel:string)
[
"SigninLogs", "Event Logging (EL0)",
"AADManagedIdentitySignInLogs", "Event Logging (EL0)",
"AADServicePrincipalSignInLogs", "Event Logging (EL0)",
"StorageBlobLogs", "Event Logging (EL0)",
"StorageFileLogs", "Event Logging (EL0)",
"AzureMetrics", "Event Logging (EL0)",
"AuditLogs", "Event Logging (EL0)",
"IdentityInfo", "Event Logging (EL0)",
"CommonSecurityLog", "Event Logging (EL0)",
"ThreatIntelligenceIndicator", "Event Logging (EL0)",
"DeviceNetworkInfo", "Event Logging (EL0)",
"DnsEvents", "Event Logging (EL0)",
"DeviceNetworkEvents", "Event Logging (EL0)",
"AzureDiagnostics", "Event Logging (EL0)",
"Usage", "Event Logging (EL0)",
"SecurityIncident", "Event Logging (EL0)",
"SecurityAlert", "Event Logging (EL0)",
"AzureActivity", "Event Logging (EL0)",
"Heartbeat", "Event Logging (EL0)",
"OfficeActivity", "Event Logging (EL0)",
"SecurityEvent", "Event Logging (EL0)",
"Syslog", "Event Logging (EL0)",
"AWSCloudTrail", "Event Logging (EL0)",
"GWorkspaceActivityReports", "Event Logging (EL0)",
"AWSGuardDuty", "Event Logging (EL0)",
"AWSVPCFlow", "Event Logging (EL0)",
"Perf", "Basic Event Logging (EL1)",
"SentinelHealth", "Basic Event Logging (EL1)",
"DeviceLogonEvents", "Basic Event Logging (EL1)",
"DeviceEvents", "Basic Event Logging (EL1)",
"DeviceNetworkEvents", "Basic Event Logging (EL1)",
"DeviceFileEvents", "Basic Event Logging (EL1)",
"DeviceRegistryEvents", "Basic Event Logging (EL1)",
"DeviceProcessEvents", "Basic Event Logging (EL1)",
"VMConnection", "Basic Event Logging (EL1)",
"EmailEvents", "Basic Event Logging (EL1)",
"ThreatIntelligenceIndicator", "Basic Event Logging (EL1)",
"SecurityRecommendation", "Basic Event Logging (EL1)",
"DeviceProcessEvents", "Basic Event Logging (EL1)",
"ConfigurationData", "Basic Event Logging (EL1)",
"ConfigurationChange", "Basic Event Logging (EL1)",
"GatewayDiagnosticLog", "Basic Event Logging (EL1)",
"TunnelDiagnosticLog", "Basic Event Logging (EL1)",
"IKEDiagnosticLog", "Basic Event Logging (EL1)",
"RouteDiagnosticLog", "Basic Event Logging (EL1)",
"PS2DiagnosticLog", "Basic Event Logging (EL1)",
"Event", "Basic Event Logging (EL1)",
"SqlAtpStatus", "Basic Event Logging (EL1)",
"ConstainerInstanceLog_CL", "Basic Event Logging (EL1)",
"ContainerEvent_CL", "Basic Event Logging (EL1)",
"InsightsMetrics", "Intermediate Event Logging (EL2)",
"EmailUrlInfo", "Intermediate Event Logging (EL2)",
"EmailAttachmentInfo", "Intermediate Event Logging (EL2)",
"InformationProtectionLogs_CL", "Intermediate Event Logging (EL2)",
"CloudAppEvents", "Intermediate Event Logging (EL2)",
"ContainerInventory", "Intermediate Event Logging (EL2)",
"Update", "Advanced Event Logging (EL3)",
"BehaviorAnalytics", "Advanced Event Logging (EL3)",
"Anomalies", "Advanced Event Logging (EL3)",
"SecurityRegulatoryCompliance", "Advanced Event Logging (EL3)"
];
Usage
| summarize Entries = count(), Size = sum(Quantity), last_log = datetime_diff("second",now(), max(TimeGenerated)) by DataType
| join kind=fullouter(M2131Mapping) on $left.DataType == $right.DataTable
| project RecommendedDataTable=DataTable, ExistingDataTable=DataType, MaturityLevel, Size
| summarize Logged = countif(Size > 0), NotLogged = countif(isempty(Size)) by RecommendedDataTable, MaturityLevel
| where NotLogged > 0 and MaturityLevel == "Intermediate Event Logging (EL2)"
//| where RecommendedDataTable <> "Data Table Name"
| project RecommendedDataTable, MaturityLevel, NotLogged, TimeObserved=now()
| extend CloudApplication = RecommendedDataTable
kind: Scheduled
version: 1.0.0
{
"$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/76326a24-1223-4066-88a3-3826e3768932')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/76326a24-1223-4066-88a3-3826e3768932')]",
"properties": {
"alertRuleTemplateName": "76326a24-1223-4066-88a3-3826e3768932",
"customDetails": null,
"description": "'This alert audits your logging architecture for recommended data tables aligned to Intermediate Event Logging (EL2) of the Maturity Model for Event Log Management (M-21-31) standard. The alert triggers when recommended data tables in EL2 are not present.'\n",
"displayName": "M2131_RecommendedDatatableNotLogged_EL2",
"enabled": true,
"entityMappings": [
{
"entityType": "CloudApplication",
"fieldMappings": [
{
"columnName": "RecommendedDataTable",
"identifier": "Name"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MaturityModelForEventLogManagementM2131/Hunting Queries/M2131RecommendedDatatableNotLoggedEL2.yaml",
"query": "let M2131Mapping = datatable(DataTable:string, MaturityLevel:string)\n[\n\"SigninLogs\",\t\"Event Logging (EL0)\",\n\"AADManagedIdentitySignInLogs\", \"Event Logging (EL0)\",\n\"AADServicePrincipalSignInLogs\",\t\"Event Logging (EL0)\",\n\"StorageBlobLogs\",\t\"Event Logging (EL0)\",\n\"StorageFileLogs\",\t\"Event Logging (EL0)\",\n\"AzureMetrics\",\t\"Event Logging (EL0)\",\n\"AuditLogs\",\t\"Event Logging (EL0)\",\n\"IdentityInfo\",\t\"Event Logging (EL0)\",\n\"CommonSecurityLog\",\t\"Event Logging (EL0)\",\n\"ThreatIntelligenceIndicator\",\t\"Event Logging (EL0)\",\n\"DeviceNetworkInfo\",\t\"Event Logging (EL0)\",\n\"DnsEvents\",\t\"Event Logging (EL0)\",\n\"DeviceNetworkEvents\",\t\"Event Logging (EL0)\",\n\"AzureDiagnostics\",\t\"Event Logging (EL0)\",\n\"Usage\",\t\"Event Logging (EL0)\",\n\"SecurityIncident\",\t\"Event Logging (EL0)\",\n\"SecurityAlert\",\t\"Event Logging (EL0)\",\n\"AzureActivity\",\t\"Event Logging (EL0)\",\n\"Heartbeat\",\t\"Event Logging (EL0)\",\n\"OfficeActivity\",\t\"Event Logging (EL0)\",\n\"SecurityEvent\",\t\"Event Logging (EL0)\",\n\"Syslog\",\t\"Event Logging (EL0)\",\n\"AWSCloudTrail\",\t\"Event Logging (EL0)\",\n\"GWorkspaceActivityReports\",\t\"Event Logging (EL0)\",\n\"AWSGuardDuty\",\t\"Event Logging (EL0)\",\n\"AWSVPCFlow\",\t\"Event Logging (EL0)\",\n\"Perf\",\t\"Basic Event Logging (EL1)\",\n\"SentinelHealth\",\t\"Basic Event Logging (EL1)\",\n\"DeviceLogonEvents\",\t\"Basic Event Logging (EL1)\",\n\"DeviceEvents\",\t\"Basic Event Logging (EL1)\",\n\"DeviceNetworkEvents\",\t\"Basic Event Logging (EL1)\",\n\"DeviceFileEvents\",\t\"Basic Event Logging (EL1)\",\n\"DeviceRegistryEvents\",\t\"Basic Event Logging (EL1)\",\n\"DeviceProcessEvents\",\t\"Basic Event Logging (EL1)\",\n\"VMConnection\",\t\"Basic Event Logging (EL1)\",\n\"EmailEvents\",\t\"Basic Event Logging (EL1)\",\n\"ThreatIntelligenceIndicator\",\t\"Basic Event Logging (EL1)\",\n\"SecurityRecommendation\",\t\"Basic Event Logging (EL1)\",\n\"DeviceProcessEvents\",\t\"Basic Event Logging (EL1)\",\n\"ConfigurationData\",\t\"Basic Event Logging (EL1)\",\n\"ConfigurationChange\",\t\"Basic Event Logging (EL1)\",\n\"GatewayDiagnosticLog\",\t\"Basic Event Logging (EL1)\",\n\"TunnelDiagnosticLog\",\t\"Basic Event Logging (EL1)\",\n\"IKEDiagnosticLog\",\t\"Basic Event Logging (EL1)\",\n\"RouteDiagnosticLog\",\t\"Basic Event Logging (EL1)\",\n\"PS2DiagnosticLog\",\t\"Basic Event Logging (EL1)\",\n\"Event\",\t\"Basic Event Logging (EL1)\",\n\"SqlAtpStatus\",\t\"Basic Event Logging (EL1)\",\n\"ConstainerInstanceLog_CL\",\t\"Basic Event Logging (EL1)\",\n\"ContainerEvent_CL\",\t\"Basic Event Logging (EL1)\",\n\"InsightsMetrics\",\t\"Intermediate Event Logging (EL2)\",\n\"EmailUrlInfo\",\t\"Intermediate Event Logging (EL2)\",\n\"EmailAttachmentInfo\",\t\"Intermediate Event Logging (EL2)\",\n\"InformationProtectionLogs_CL\",\t\"Intermediate Event Logging (EL2)\",\n\"CloudAppEvents\",\t\"Intermediate Event Logging (EL2)\",\n\"ContainerInventory\",\t\"Intermediate Event Logging (EL2)\",\n\"Update\",\t\"Advanced Event Logging (EL3)\",\n\"BehaviorAnalytics\",\t\"Advanced Event Logging (EL3)\",\n\"Anomalies\",\t\"Advanced Event Logging (EL3)\",\n\"SecurityRegulatoryCompliance\",\t\"Advanced Event Logging (EL3)\"\n];\nUsage\n | summarize Entries = count(), Size = sum(Quantity), last_log = datetime_diff(\"second\",now(), max(TimeGenerated)) by DataType\n | join kind=fullouter(M2131Mapping) on $left.DataType == $right.DataTable\n | project RecommendedDataTable=DataTable, ExistingDataTable=DataType, MaturityLevel, Size\n | summarize Logged = countif(Size > 0), NotLogged = countif(isempty(Size)) by RecommendedDataTable, MaturityLevel\n | where NotLogged > 0 and MaturityLevel == \"Intermediate Event Logging (EL2)\"\n //| where RecommendedDataTable <> \"Data Table Name\" \n | project RecommendedDataTable, MaturityLevel, NotLogged, TimeObserved=now()\n | extend CloudApplication = RecommendedDataTable\n",
"severity": "Medium",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Discovery"
],
"techniques": [
"T1082"
],
"templateVersion": "1.0.0"
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}