Microsoft Sentinel Analytic Rules
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Cisco SDWAN - Maleware Events

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Idcb14defd-3415-4420-a2e4-2dd0f3e07a86
RulenameCisco SDWAN - Maleware Events
DescriptionThis analytic rule will monitor Malware Events in Syslog and Netflow Data
SeverityHigh
TacticsResourceDevelopment
TechniquesT1587.001
Required data connectorsCiscoSDWAN
KindScheduled
Query frequency3h
Query period3h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco SD-WAN/Analytic Rules/CiscoSDWANSentinelMalwareEvents.yaml
Version1.0.1
Arm templatecb14defd-3415-4420-a2e4-2dd0f3e07a86.json
Deploy To Azure
CiscoSyslogUTD
| where isnotempty(Malware) and Malware != "None"
| distinct Malware, SourceIP
| join kind=inner (CiscoSDWANNetflow
| where isnotempty(NetflowUsername)
| summarize arg_max(TimeStamp, NetflowUsername) by NetflowFwSrcAddrIpv4
| distinct 
    ["Username"] = NetflowUsername,
    ["SourceIP"] = NetflowFwSrcAddrIpv4) on SourceIP
| project Malware, SourceIP, Username
entityMappings:
- fieldMappings:
  - columnName: SourceIP
    identifier: Address
  entityType: IP
- fieldMappings:
  - columnName: Malware
    identifier: Name
  entityType: Malware
- fieldMappings:
  - columnName: Username
    identifier: Name
  entityType: Account
triggerThreshold: 0
severity: High
incidentConfiguration:
  createIncident: true
queryFrequency: 3h
status: Available
customDetails:
  mal_username: Username
  mal_src_ip: SourceIP
  mal_malware: Malware
relevantTechniques:
- T1587.001
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco SD-WAN/Analytic Rules/CiscoSDWANSentinelMalwareEvents.yaml
triggerOperator: gt
id: cb14defd-3415-4420-a2e4-2dd0f3e07a86
requiredDataConnectors:
- connectorId: CiscoSDWAN
  dataTypes:
  - CiscoSyslogUTD
- connectorId: CiscoSDWAN
  dataTypes:
  - CiscoSDWANNetflow
version: 1.0.1
name: Cisco SDWAN - Maleware Events
eventGroupingSettings:
  aggregationKind: AlertPerResult
description: |
    'This analytic rule will monitor Malware Events in Syslog and Netflow Data'
query: |
  CiscoSyslogUTD
  | where isnotempty(Malware) and Malware != "None"
  | distinct Malware, SourceIP
  | join kind=inner (CiscoSDWANNetflow
  | where isnotempty(NetflowUsername)
  | summarize arg_max(TimeStamp, NetflowUsername) by NetflowFwSrcAddrIpv4
  | distinct 
      ["Username"] = NetflowUsername,
      ["SourceIP"] = NetflowFwSrcAddrIpv4) on SourceIP
  | project Malware, SourceIP, Username  
tactics:
- ResourceDevelopment
queryPeriod: 3h
kind: Scheduled
{
  "$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/cb14defd-3415-4420-a2e4-2dd0f3e07a86')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/cb14defd-3415-4420-a2e4-2dd0f3e07a86')]",
      "properties": {
        "alertRuleTemplateName": "cb14defd-3415-4420-a2e4-2dd0f3e07a86",
        "customDetails": {
          "mal_malware": "Malware",
          "mal_src_ip": "SourceIP",
          "mal_username": "Username"
        },
        "description": "'This analytic rule will monitor Malware Events in Syslog and Netflow Data'\n",
        "displayName": "Cisco SDWAN - Maleware Events",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SourceIP",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "Malware",
            "fieldMappings": [
              {
                "columnName": "Malware",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "Username",
                "identifier": "Name"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco SD-WAN/Analytic Rules/CiscoSDWANSentinelMalwareEvents.yaml",
        "query": "CiscoSyslogUTD\n| where isnotempty(Malware) and Malware != \"None\"\n| distinct Malware, SourceIP\n| join kind=inner (CiscoSDWANNetflow\n| where isnotempty(NetflowUsername)\n| summarize arg_max(TimeStamp, NetflowUsername) by NetflowFwSrcAddrIpv4\n| distinct \n    [\"Username\"] = NetflowUsername,\n    [\"SourceIP\"] = NetflowFwSrcAddrIpv4) on SourceIP\n| project Malware, SourceIP, Username\n",
        "queryFrequency": "PT3H",
        "queryPeriod": "PT3H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [
          "T1587.001"
        ],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "ResourceDevelopment"
        ],
        "techniques": [
          "T1587"
        ],
        "templateVersion": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}