↳ Source GitHubRègle analytiqueLow

Azure DevOps Retention Reduced

Description

'AzureDevOps retains items such as run records and produced artifacts for a configurable amount of time. An attacker looking to reduce the footprint left by their malicious activity may look to reduce the retention time for artifacts and runs. This query will look for where retention has been reduced to the minimum level - 1, or reduced by more than half.'
Type de règle
Scheduled
Version
1.0.5
Statut déclaré
Available
Fréquence
1d
Période analysée
1d
Déclenchement
gt 0

Couverture MITRE déclarée

Requête KQL

Requête originale, sans modification.

ADOAuditLogs
| where OperationName =~ "Pipelines.PipelineRetentionSettingChanged"
| where Data.SettingName in ("PurgeArtifacts", "PurgeRuns")
| where Data.NewValue == 1 or Data.NewValue < Data.OldValue/2
| project-reorder TimeGenerated, OperationName, ActorUPN, IpAddress, UserAgent, Data
| extend timestamp = TimeGenerated
| extend AccountName = tostring(split(ActorUPN, "@")[0]), AccountUPNSuffix = tostring(split(ActorUPN, "@")[1])

Entités déclarées

AccountIP

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
71d374e0-1cf8-4e50-aecd-ab6c519795c2
Autres fichiers source 3Solutions/AzureDevOpsAuditing/Analytic Rules/ADORetentionReduced.yamlsource ↗Detections/AzureDevOpsAuditing/ADORetentionReduced.yamlmigration-note ↗Solutions/AzureDevOpsAuditing/Data/Solution_AzureDevOpsAuditing.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.