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Solorigate Defender Detections

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Ide70fa6e0-796a-4e85-9420-98b17b0bb749
RulenameSolorigate Defender Detections
DescriptionSurfaces any Defender Alert for Solorigate Events. In Microsoft Sentinel the SecurityAlerts table includes only the Device Name of the affected device, this query joins the DeviceInfo table to clearly connect other information such as

Device group, ip, logged on users etc. This way, the Microsoft Sentinel user can have all the pertinent device info in one view for all the the Solarigate Defender alerts.
SeverityHigh
TacticsInitialAccess
TechniquesT1195
Required data connectorsMicrosoftDefenderAdvancedThreatProtection
MicrosoftThreatProtection
KindScheduled
Query frequency1d
Query period1d
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityAlert/Solorigate-Defender-Detections.yaml
Version1.0.5
Arm templatee70fa6e0-796a-4e85-9420-98b17b0bb749.json
Deploy To Azure
DeviceInfo
| extend DeviceName = tolower(DeviceName)
| join (SecurityAlert
| where ProviderName =~ "MDATP"
| extend ThreatName = tostring(parse_json(ExtendedProperties).ThreatName)
| where ThreatName has "Solorigate"
) on $left.DeviceName == $right.CompromisedEntity
| project TimeGenerated, DisplayName, ThreatName, CompromisedEntity, PublicIP, MachineGroup, AlertSeverity, Description, LoggedOnUsers, DeviceId, TenantId
| extend HostName = tostring(split(CompromisedEntity, ".")[0]), DomainIndex = toint(indexof(CompromisedEntity, '.'))
| extend HostNameDomain = iff(DomainIndex != -1, substring(CompromisedEntity, DomainIndex + 1), CompromisedEntity)
| project-away DomainIndex
queryFrequency: 1d
kind: Scheduled
relevantTechniques:
- T1195
id: e70fa6e0-796a-4e85-9420-98b17b0bb749
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityAlert/Solorigate-Defender-Detections.yaml
metadata:
  categories:
    domains:
    - Security - 0-day Vulnerability
  source:
    kind: Community
  support:
    tier: Community
  author:
    name: Microsoft Security Research
queryPeriod: 1d
tags:
- Solorigate
- NOBELIUM
query: |
  DeviceInfo
  | extend DeviceName = tolower(DeviceName)
  | join (SecurityAlert
  | where ProviderName =~ "MDATP"
  | extend ThreatName = tostring(parse_json(ExtendedProperties).ThreatName)
  | where ThreatName has "Solorigate"
  ) on $left.DeviceName == $right.CompromisedEntity
  | project TimeGenerated, DisplayName, ThreatName, CompromisedEntity, PublicIP, MachineGroup, AlertSeverity, Description, LoggedOnUsers, DeviceId, TenantId
  | extend HostName = tostring(split(CompromisedEntity, ".")[0]), DomainIndex = toint(indexof(CompromisedEntity, '.'))
  | extend HostNameDomain = iff(DomainIndex != -1, substring(CompromisedEntity, DomainIndex + 1), CompromisedEntity)
  | project-away DomainIndex  
description: |
  'Surfaces any Defender Alert for Solorigate Events. In Microsoft Sentinel the SecurityAlerts table includes only the Device Name of the affected device, this query joins the DeviceInfo table to clearly connect other information such as
   Device group, ip, logged on users etc. This way, the Microsoft Sentinel user can have all the pertinent device info in one view for all the the Solarigate Defender alerts.'  
version: 1.0.5
triggerOperator: gt
severity: High
name: Solorigate Defender Detections
requiredDataConnectors:
- dataTypes:
  - SecurityAlert (MDATP)
  connectorId: MicrosoftDefenderAdvancedThreatProtection
- dataTypes:
  - DeviceInfo
  connectorId: MicrosoftThreatProtection
triggerThreshold: 0
tactics:
- InitialAccess
entityMappings:
- entityType: Host
  fieldMappings:
  - columnName: CompromisedEntity
    identifier: FullName
  - columnName: HostName
    identifier: HostName
  - columnName: HostNameDomain
    identifier: DnsDomain
- entityType: IP
  fieldMappings:
  - columnName: PublicIP
    identifier: Address
{
  "$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/e70fa6e0-796a-4e85-9420-98b17b0bb749')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/e70fa6e0-796a-4e85-9420-98b17b0bb749')]",
      "properties": {
        "alertRuleTemplateName": "e70fa6e0-796a-4e85-9420-98b17b0bb749",
        "customDetails": null,
        "description": "'Surfaces any Defender Alert for Solorigate Events. In Microsoft Sentinel the SecurityAlerts table includes only the Device Name of the affected device, this query joins the DeviceInfo table to clearly connect other information such as\n Device group, ip, logged on users etc. This way, the Microsoft Sentinel user can have all the pertinent device info in one view for all the the Solarigate Defender alerts.'\n",
        "displayName": "Solorigate Defender Detections",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "CompromisedEntity",
                "identifier": "FullName"
              },
              {
                "columnName": "HostName",
                "identifier": "HostName"
              },
              {
                "columnName": "HostNameDomain",
                "identifier": "DnsDomain"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "PublicIP",
                "identifier": "Address"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityAlert/Solorigate-Defender-Detections.yaml",
        "query": "DeviceInfo\n| extend DeviceName = tolower(DeviceName)\n| join (SecurityAlert\n| where ProviderName =~ \"MDATP\"\n| extend ThreatName = tostring(parse_json(ExtendedProperties).ThreatName)\n| where ThreatName has \"Solorigate\"\n) on $left.DeviceName == $right.CompromisedEntity\n| project TimeGenerated, DisplayName, ThreatName, CompromisedEntity, PublicIP, MachineGroup, AlertSeverity, Description, LoggedOnUsers, DeviceId, TenantId\n| extend HostName = tostring(split(CompromisedEntity, \".\")[0]), DomainIndex = toint(indexof(CompromisedEntity, '.'))\n| extend HostNameDomain = iff(DomainIndex != -1, substring(CompromisedEntity, DomainIndex + 1), CompromisedEntity)\n| project-away DomainIndex\n",
        "queryFrequency": "P1D",
        "queryPeriod": "P1D",
        "severity": "High",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "tags": [
          "Solorigate",
          "NOBELIUM"
        ],
        "techniques": [
          "T1195"
        ],
        "templateVersion": "1.0.5",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}