Mimecast Targeted Threat Protection - URL Protect

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Id	952faed4-c6a6-4873-aeb9-b348e9ce5aba
Rulename	Mimecast Targeted Threat Protection - URL Protect
Description	Detects malicious scan results and actions which are not allowed.
Severity	High
Tactics	InitialAccess Discovery
Techniques	T0865
Required data connectors	MimecastTTPAPI
Kind	Scheduled
Query frequency	30m
Query period	30m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastTTP/Mimecast_TTP_Url.yaml
Version	1.0.1
Arm template	952faed4-c6a6-4873-aeb9-b348e9ce5aba.json

KQL

MimecastTTPUrl
| where ['Scan Result'] == "malicious" and Action != "allow"
| extend  From_User_EmailAddress = ['From User Email Address'],MessageID = ['Message ID'] , User_EmailAddress = ['User Email Address'], SendingIP = ['Sending IP']

YAML

suppressionEnabled: false
suppressionDuration: 5h
triggerOperator: gt
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: SendingIP
    identifier: Address
- entityType: MailMessage
  fieldMappings:
  - columnName: From_User_EmailAddress
    identifier: Sender
  - columnName: MessageID
    identifier: InternetMessageId
  - columnName: User_EmailAddress
    identifier: Recipient
- entityType: URL
  fieldMappings:
  - columnName: Url
    identifier: Url
triggerThreshold: 0
severity: High
query: |
  MimecastTTPUrl
  | where ['Scan Result'] == "malicious" and Action != "allow"
  | extend  From_User_EmailAddress = ['From User Email Address'],MessageID = ['Message ID'] , User_EmailAddress = ['User Email Address'], SendingIP = ['Sending IP']  
incidentConfiguration:
  groupingConfiguration:
    matchingMethod: AllEntities
    reopenClosedIncident: false
    lookbackDuration: P7D
    enabled: true
  createIncident: true
tactics:
- InitialAccess
- Discovery
queryPeriod: 30m
version: 1.0.1
queryFrequency: 30m
description: |
    'Detects malicious scan results and actions which are not allowed.'
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastTTP/Mimecast_TTP_Url.yaml
name: Mimecast Targeted Threat Protection - URL Protect
eventGroupingSettings:
  aggregationKind: AlertPerResult
id: 952faed4-c6a6-4873-aeb9-b348e9ce5aba
relevantTechniques:
- T0865
kind: Scheduled
requiredDataConnectors:
- dataTypes:
  - MimecastTTPUrl
  connectorId: MimecastTTPAPI

ARM