SAP BTP - Malware detected in BAS dev space

SAPBTPAuditLog_CL
| where Message has "malware"
| extend MessageData = parse_json(tostring(Message.data))
| extend MalwareData = parse_json(tostring(MessageData.message))
| extend
    ClusterID = tostring(MessageData.clusterID),
    WorkspaceID = tostring(MessageData.wsID),
    DevSpaceId = tostring(MalwareData.dev_space_id),
    User = tostring(MalwareData.user),
    Malware = strcat_array(MalwareData.findings, ", "),
    MessageText = tostring(MalwareData.message)
| extend
    AccountName = tostring(split(User, '@')[0]),
    UPNSuffix = tostring(split(User, '@')[1])
| where isnotempty(User) and isnotempty(Malware)
| project
    UpdatedOn,
    ClusterID,
    WorkspaceID,
    DevSpaceId,
    MessageText,
    User,
    Malware,
    Tenant,
    SpaceId,
    Category,
    CloudApp = "SAP BTP",
    AccountName,
    UPNSuffix

version: 3.0.8
name: SAP BTP - Malware detected in BAS dev space
queryPeriod: 15m
tactics:
- ResourceDevelopment
- Execution
- Persistence
query: |
  SAPBTPAuditLog_CL
  | where Message has "malware"
  | extend MessageData = parse_json(tostring(Message.data))
  | extend MalwareData = parse_json(tostring(MessageData.message))
  | extend
      ClusterID = tostring(MessageData.clusterID),
      WorkspaceID = tostring(MessageData.wsID),
      DevSpaceId = tostring(MalwareData.dev_space_id),
      User = tostring(MalwareData.user),
      Malware = strcat_array(MalwareData.findings, ", "),
      MessageText = tostring(MalwareData.message)
  | extend
      AccountName = tostring(split(User, '@')[0]),
      UPNSuffix = tostring(split(User, '@')[1])
  | where isnotempty(User) and isnotempty(Malware)
  | project
      UpdatedOn,
      ClusterID,
      WorkspaceID,
      DevSpaceId,
      MessageText,
      User,
      Malware,
      Tenant,
      SpaceId,
      Category,
      CloudApp = "SAP BTP",
      AccountName,
      UPNSuffix
status: Available
description: Identifies instances of malware detected using SAP internal malware agent within Business Application Studio dev spaces.
queryFrequency: 15m
alertDetailsOverride:
  alertDescriptionFormat: 'Malware was found in the following subaccount: {{Tenant}}'
  alertDisplayNameFormat: SAP BTP - Malware detected in Business Apps Studio dev space
severity: Medium
eventGroupingSettings:
  aggregationKind: SingleAlert
entityMappings:
- entityType: CloudApplication
  fieldMappings:
  - identifier: Name
    columnName: CloudApp
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: AccountName
  - identifier: UPNSuffix
    columnName: UPNSuffix
- entityType: Malware
  fieldMappings:
  - identifier: Name
    columnName: Malware
triggerOperator: gt
triggerThreshold: 0
kind: Scheduled
relevantTechniques:
- T1584
- T1072
- T0873
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SAP%20BTP/Analytic%20Rules/BTP%20-%20Malware%20detected%20in%20BAS%20dev%20space.yaml
requiredDataConnectors:
- dataTypes:
  - SAPBTPAuditLog_CL
  connectorId: SAPBTPAuditEvents
id: 31997e9a-7447-47f3-8208-4f5d7efe497c

{
  "$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/31997e9a-7447-47f3-8208-4f5d7efe497c')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/31997e9a-7447-47f3-8208-4f5d7efe497c')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Malware was found in the following subaccount: {{Tenant}}",
          "alertDisplayNameFormat": "SAP BTP - Malware detected in Business Apps Studio dev space"
        },
        "alertRuleTemplateName": "31997e9a-7447-47f3-8208-4f5d7efe497c",
        "customDetails": null,
        "description": "Identifies instances of malware detected using SAP internal malware agent within Business Application Studio dev spaces.",
        "displayName": "SAP BTP - Malware detected in BAS dev space",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "CloudApp",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountName",
                "identifier": "Name"
              },
              {
                "columnName": "UPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "Malware",
            "fieldMappings": [
              {
                "columnName": "Malware",
                "identifier": "Name"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SAP%20BTP/Analytic%20Rules/BTP%20-%20Malware%20detected%20in%20BAS%20dev%20space.yaml",
        "query": "SAPBTPAuditLog_CL\n| where Message has \"malware\"\n| extend MessageData = parse_json(tostring(Message.data))\n| extend MalwareData = parse_json(tostring(MessageData.message))\n| extend\n    ClusterID = tostring(MessageData.clusterID),\n    WorkspaceID = tostring(MessageData.wsID),\n    DevSpaceId = tostring(MalwareData.dev_space_id),\n    User = tostring(MalwareData.user),\n    Malware = strcat_array(MalwareData.findings, \", \"),\n    MessageText = tostring(MalwareData.message)\n| extend\n    AccountName = tostring(split(User, '@')[0]),\n    UPNSuffix = tostring(split(User, '@')[1])\n| where isnotempty(User) and isnotempty(Malware)\n| project\n    UpdatedOn,\n    ClusterID,\n    WorkspaceID,\n    DevSpaceId,\n    MessageText,\n    User,\n    Malware,\n    Tenant,\n    SpaceId,\n    Category,\n    CloudApp = \"SAP BTP\",\n    AccountName,\n    UPNSuffix\n",
        "queryFrequency": "PT15M",
        "queryPeriod": "PT15M",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Execution",
          "Persistence",
          "ResourceDevelopment"
        ],
        "techniques": [
          "T1072",
          "T1584"
        ],
        "templateVersion": "3.0.8",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}