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
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco SD-WAN/Analytic Rules/CiscoSDWANSentinelMalwareEvents.yaml
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  
description: |
    'This analytic rule will monitor Malware Events in Syslog and Netflow Data'
severity: High
requiredDataConnectors:
- dataTypes:
  - CiscoSyslogUTD
  connectorId: CiscoSDWAN
- dataTypes:
  - CiscoSDWANNetflow
  connectorId: CiscoSDWAN
incidentConfiguration:
  createIncident: true
eventGroupingSettings:
  aggregationKind: AlertPerResult
name: Cisco SDWAN - Maleware Events
triggerThreshold: 0
customDetails:
  mal_malware: Malware
  mal_src_ip: SourceIP
  mal_username: Username
tactics:
- ResourceDevelopment
version: 1.0.1
relevantTechniques:
- T1587.001
triggerOperator: gt
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: SourceIP
    identifier: Address
- entityType: Malware
  fieldMappings:
  - columnName: Malware
    identifier: Name
- entityType: Account
  fieldMappings:
  - columnName: Username
    identifier: Name
id: cb14defd-3415-4420-a2e4-2dd0f3e07a86
status: Available
kind: Scheduled
queryFrequency: 3h
queryPeriod: 3h
{
  "$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"
    }
  ]
}