{
  "type": "x-mitre-analytic",
  "spec_version": "2.1",
  "id": "x-mitre-analytic--2266c86a-a47e-46ac-aa6d-c1eb6d49a1e5",
  "created": "2025-10-21T15:10:28.402Z",
  "created_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
  "external_references": [
    {
      "source_name": "mitre-attack",
      "url": "https://attack.mitre.org/detectionstrategies/DET0286#AN0795",
      "external_id": "AN0795"
    }
  ],
  "object_marking_refs": [
    "marking-definition--fa42a846-8d90-4e51-bc29-71d5b4802168"
  ],
  "modified": "2025-10-21T15:10:28.402Z",
  "name": "Analytic 0795",
  "description": "Monitor SaaS mail platforms (Google Workspace, M365, Okta-integrated apps) for SendAs/SendOnBehalfOf operations where the delegated permissions are unusual or newly granted. Detect impersonation attempts where adversaries configure rules to auto-forward or auto-reply with impersonated content.",
  "x_mitre_modified_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
  "x_mitre_version": "1.0",
  "x_mitre_attack_spec_version": "3.3.0",
  "x_mitre_domains": [
    "enterprise-attack"
  ],
  "x_mitre_platforms": [
    "SaaS"
  ],
  "x_mitre_log_source_references": [
    {
      "x_mitre_data_component_ref": "x-mitre-data-component--9c2fa0ae-7abc-485a-97f6-699e3b6cf9fa",
      "name": "gcp:workspaceaudit",
      "channel": "SendAs: Outbound messages with alias identities that differ from primary account"
    }
  ],
  "x_mitre_mutable_elements": [
    {
      "field": "DelegationBaseline",
      "description": "Maintain baseline of normal SendAs/SendOnBehalf relationships to reduce false positives."
    }
  ],
  "x_mitre_deprecated": false
}