Mimecast Data Leak Prevention - Notifications

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Id	1818aeaa-4cc8-426b-ba54-539de896d299
Rulename	Mimecast Data Leak Prevention - Notifications
Description	Detects threat for data leak when action is notification
Severity	High
Tactics	Exfiltration
Techniques	T1030
Required data connectors	MimecastSIEMAPI
Kind	Scheduled
Query frequency	5m
Query period	15m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MimecastSEG/Analytic Rules/MimecastDLP.yaml
Version	1.0.0
Arm template	1818aeaa-4cc8-426b-ba54-539de896d299.json

KQL

MimecastDLP_CL| where action_s == "notification";

YAML

OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MimecastSEG/Analytic Rules/MimecastDLP.yaml
tactics:
- Exfiltration
requiredDataConnectors:
- connectorId: MimecastSIEMAPI
  dataTypes:
  - MimecastDLP_CL
triggerThreshold: 0
incidentConfiguration:
  groupingConfiguration:
    matchingMethod: AllEntities
    reopenClosedIncident: false
    enabled: true
    lookbackDuration: 1d
  createIncident: true
kind: Scheduled
suppressionEnabled: false
version: 1.0.0
entityMappings:
- entityType: MailMessage
  fieldMappings:
  - identifier: Sender
    columnName: senderAddress_s
  - identifier: Recipient
    columnName: recipientAddress_s
  - identifier: DeliveryAction
    columnName: action_s
alertRuleTemplateName: 
relevantTechniques:
- T1030
name: Mimecast Data Leak Prevention - Notifications
suppressionDuration: 5h
triggerOperator: gt
description: Detects threat for data leak when action is notification
queryPeriod: 15m
enabled: true
query: MimecastDLP_CL| where action_s == "notification";
queryFrequency: 5m
eventGroupingSettings:
  aggregationKind: SingleAlert
severity: High
id: 1818aeaa-4cc8-426b-ba54-539de896d299

ARM