Mimecast Targeted Threat Protection - URL Protect
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 | 1.0.0 |
Arm template | 952faed4-c6a6-4873-aeb9-b348e9ce5aba.json |
MimecastTTPUrl
| where ['Scan Result'] == "malicious" and Action != "allow"
| extend From_User_EmailAddress = ['From User Email Address'],MessageID = ['Message ID'] , User_EmailAddress = ['User Email Address']
queryFrequency: 30m
description: |
'Detects malicious scan results and actions which are not allowed.'
eventGroupingSettings:
aggregationKind: AlertPerResult
name: Mimecast Targeted Threat Protection - URL Protect
suppressionDuration: 5h
relevantTechniques:
- T0865
triggerThreshold: 0
status: Available
id: 952faed4-c6a6-4873-aeb9-b348e9ce5aba
requiredDataConnectors:
- dataTypes:
- MimecastTTPUrl
connectorId: MimecastTTPAPI
entityMappings:
- entityType: IP
fieldMappings:
- identifier: Address
columnName: SendingIP
- entityType: MailMessage
fieldMappings:
- identifier: Sender
columnName: From_User_EmailAddress
- identifier: InternetMessageId
columnName: MessageID
- identifier: Recipient
columnName: User_EmailAddress
- entityType: URL
fieldMappings:
- identifier: Url
columnName: Url
queryPeriod: 30m
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']
kind: Scheduled
severity: High
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastTTP/Mimecast_TTP_Url.yaml
version: 1.0.0
incidentConfiguration:
createIncident: true
groupingConfiguration:
lookbackDuration: P7D
reopenClosedIncident: false
matchingMethod: AllEntities
enabled: true
triggerOperator: gt
tactics:
- InitialAccess
- Discovery
suppressionEnabled: false
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/952faed4-c6a6-4873-aeb9-b348e9ce5aba')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/952faed4-c6a6-4873-aeb9-b348e9ce5aba')]",
"properties": {
"alertRuleTemplateName": "952faed4-c6a6-4873-aeb9-b348e9ce5aba",
"customDetails": null,
"description": "'Detects malicious scan results and actions which are not allowed.'\n",
"displayName": "Mimecast Targeted Threat Protection - URL Protect",
"enabled": true,
"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"
}
]
}
],
"eventGroupingSettings": {
"aggregationKind": "AlertPerResult"
},
"incidentConfiguration": {
"createIncident": true,
"groupingConfiguration": {
"enabled": true,
"lookbackDuration": "P7D",
"matchingMethod": "AllEntities",
"reopenClosedIncident": false
}
},
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Mimecast/Analytic Rules/MimecastTTP/Mimecast_TTP_Url.yaml",
"query": "MimecastTTPUrl\n| where ['Scan Result'] == \"malicious\" and Action != \"allow\"\n| extend From_User_EmailAddress = ['From User Email Address'],MessageID = ['Message ID'] , User_EmailAddress = ['User Email Address']\n",
"queryFrequency": "PT30M",
"queryPeriod": "PT30M",
"severity": "High",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT5H",
"suppressionEnabled": false,
"tactics": [
"Discovery",
"InitialAccess"
],
"techniques": null,
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}