↳ Source GitHubRègle analytiqueLow

Azure Machine Learning Write Operations

Description

'Shows the most prevalent users who perform write operations on Azure Machine Learning resources. List the common source IP address for each of those accounts. If an operation is not from those IP addresses, it may be worthy of investigation.'
Type de règle
Scheduled
Version
1.0.0
Statut déclaré
Available
Fréquence
1d
Période analysée
1d
Déclenchement
gt 0

Couverture MITRE déclarée

Sources déclarées

Métadonnées du fichier source. Aucune dépendance déduite du KQL.

Connecteurs

Types de données

Requête KQL

Requête originale, sans modification.

AzureActivity
| where ResourceProviderValue == "MICROSOFT.MACHINELEARNINGSERVICES"  // Filter activities related to Microsoft Machine Learning Services
| extend SCOPE = tostring(parse_json(Authorization).scope)  // Parse Authorization scope as string
| extend subname = split(Hierarchy, "/")  // Split Hierarchy to extract Subscription Name and ID
| extend ['Subscription Name'] = subname[-2], ['Subscription ID'] = subname[-1]  // Extract Subscription Name and ID
| extend Properties = parse_json(Properties)  // Parse Properties as JSON
| extend Properties_entity = tostring(Properties.entity)  // Cast Properties.entity to string
| where isnotempty(Properties_entity)  // Filter activities where Properties.entity is not empty
// | where Properties_entity contains "deepseek"  // Filter activities where Properties.entity contains "deepseek"
| where OperationNameValue contains "write"  // Filter activities where OperationNameValue contains "write"
| where OperationNameValue !contains "MICROSOFT.AUTHORIZATION/ROLEASSIGNMENTS/WRITE"  // Exclude role assignments
| extend LLM = tostring(split(Properties_entity, "/")[-1])  // Extract the last segment of Properties_entity and cast it to string
| distinct TimeGenerated, tostring(['Subscription Name']), ResourceGroup, tostring(['Subscription ID']), Caller, CallerIpAddress, OperationNameValue, LLM, _ResourceId  // Select distinct relevant fields for output

Entités déclarées

AccountIPAzureResource

Contenus associés

Liens établis à partir des identifiants déclarés et des manifests des solutions.

Traçabilité de la source

GitHub

Les valeurs affichées proviennent des fichiers du dépôt Azure/Azure-Sentinel. Elles décrivent le modèle publié, pas la configuration de votre workspace.

Identifiant source
68c89998-8052-4c80-a1f6-9d81060b6d57
Autres fichiers source 2Solutions/Azure Activity/Analytic Rules/Machine_Learning_Creation.yamlsource ↗Solutions/Azure Activity/Data/Solution_AzureActivity.jsonsolution-membership ↗
GSTEP / SUIVI DU CATALOGUE

Ajouté au catalogue : 16 sept. 2026 · 05:49 UTC
Dernier changement observé : 16 sept. 2026 · 05:49 UTC

Dates de synchronisation GSTEP, distinctes des dates de publication du contenu source.