Mimecast Secure Email Gateway - Virus

Back


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

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

ARM