Event ID 1 — The VHD VhdFileName has come online (surfaced) as disk number VhdDiskNumber.

{
  "system": {
    "provider": "Microsoft-Windows-VHDMP",
    "guid": "E2816346-87F4-4F85-95C3-0C79409AA89D",
    "event_source_name": "",
    "event_id": 1,
    "version": 0,
    "level": 4,
    "task": 1205,
    "opcode": 2,
    "keywords": 9223372036854775809,
    "time_created": "2023-10-25T22:49:36.935694+00:00",
    "event_record_id": 43,
    "correlation": {},
    "execution": {
      "process_id": 4,
      "thread_id": 252
    },
    "channel": "Microsoft-Windows-VHDMP-Operational",
    "computer": "WinDevEval",
    "security": {
      "user_id": "S-1-5-18"
    }
  },
  "event_data": {
    "VhdFileName": "C:\\Users\\Administrator\\windows.iso",
    "VhdDiskNumber": 2,
    "VirtualDisk": "0xffffb5031d1c0040"
  },
  "message": ""
}