Mimecast Targeted Threat Protection - URL Protect

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Id	9d5545bd-1450-4086-935c-62f15fc4a4c9
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	5m
Query period	15m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MimecastTTP/Analytic Rules/MimecastTTPUrl.yaml
Version	1.0.0
Arm template	9d5545bd-1450-4086-935c-62f15fc4a4c9.json

KQL

MimecastTTPUrl_CL| where scanResult_s == "malicious" and action_s != "allow";

YAML

eventGroupingSettings:
  aggregationKind: AlertPerResult
suppressionEnabled: false
incidentConfiguration:
  groupingConfiguration:
    enabled: true
    matchingMethod: AllEntities
    lookbackDuration: 1d
    reopenClosedIncident: false
  createIncident: true
enabled: true
queryPeriod: 15m
kind: Scheduled
name: Mimecast Targeted Threat Protection - URL Protect
alertRuleTemplateName: 
entityMappings:
- fieldMappings:
  - columnName: sendingIp_s
    identifier: Address
  entityType: IP
- fieldMappings:
  - columnName: fromUserEmailAddress_s
    identifier: Sender
  - columnName: messageId_s
    identifier: InternetMessageId
  - columnName: userEmailAddress_s
    identifier: Recipient
  entityType: MailMessage
- fieldMappings:
  - columnName: url_s
    identifier: Url
  entityType: URL
suppressionDuration: 5h
description: Detects malicious scan results and actions which are not allowed
severity: High
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/MimecastTTP/Analytic Rules/MimecastTTPUrl.yaml
tactics:
- InitialAccess
- Discovery
requiredDataConnectors:
- connectorId: MimecastTTPAPI
  dataTypes:
  - MimecastTTPUrl_CL
queryFrequency: 5m
triggerThreshold: 0
version: 1.0.0
query: MimecastTTPUrl_CL| where scanResult_s == "malicious" and action_s != "allow";
relevantTechniques:
- T0865
id: 9d5545bd-1450-4086-935c-62f15fc4a4c9
triggerOperator: gt

ARM