Mimecast Secure Email Gateway - Virus

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Id	d78d7352-fa5a-47d4-b48f-cb2c3252c0eb
Rulename	Mimecast Secure Email Gateway - Virus
Description	Detect threat for virus from mail receipt virus event.
Severity	Informational
Tactics	Execution
Techniques	T1053
Required data connectors	MimecastSEGAPI
Kind	Scheduled
Query frequency	15m
Query period	15m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastSEG/MimecastCG_Virus.yaml
Version	1.0.0
Arm template	d78d7352-fa5a-47d4-b48f-cb2c3252c0eb.json

KQL

MimecastCG
| where Type == "email_receipt" and isnotempty(['Virus Found'])
| extend  SenderEnvelope = ['Sender Envelope']

YAML

description: |
    'Detect threat for virus from mail receipt virus event.'
version: 1.0.0
tactics:
- Execution
queryFrequency: 15m
query: |
  MimecastCG
  | where Type == "email_receipt" and isnotempty(['Virus Found'])
  | extend  SenderEnvelope = ['Sender Envelope']  
status: Available
triggerOperator: gt
kind: Scheduled
triggerThreshold: 0
enabled: true
suppressionDuration: 5h
suppressionEnabled: false
relevantTechniques:
- T1053
id: d78d7352-fa5a-47d4-b48f-cb2c3252c0eb
queryPeriod: 15m
entityMappings:
- fieldMappings:
  - identifier: Sender
    columnName: SenderEnvelope
  - identifier: Recipient
    columnName: Recipients
  - identifier: Subject
    columnName: Subject
  entityType: MailMessage
eventGroupingSettings:
  aggregationKind: AlertPerResult
severity: Informational
name: Mimecast Secure Email Gateway - Virus
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: P7D
    enabled: true
    reopenClosedIncident: false
    matchingMethod: AllEntities
  createIncident: true
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastSEG/MimecastCG_Virus.yaml
requiredDataConnectors:
- dataTypes:
  - MimecastCG
  connectorId: MimecastSEGAPI

ARM