Microsoft-Windows-Directory-Services-SAM-Utility

EventTitleChannelSampleRule
1task_0Opcode_SamDatabaseChangeEventOperationalYN

Event ID 1: task_0Opcode_SamDatabaseChangeEvent

#
Channel
Operational
Level
Informational
Opcode
Opcode_SamDatabaseChangeEvent

Example Event #

{
  "system": {
    "channel": "Microsoft-Windows-Directory-Services-SAM-Utility/Operational",
    "computer": "10.2.10.21",
    "correlation": {},
    "event_id": 1,
    "event_record_id": 0,
    "event_source_name": "",
    "execution": {
      "process_id": 1180,
      "thread_id": 10056
    },
    "guid": "",
    "keywords": 0,
    "level": 4,
    "opcode": 106,
    "provider": "Microsoft-Windows-Directory-Services-SAM-Utility",
    "security": {
      "user_id": ""
    },
    "task": 0,
    "time_created": "2026-07-22 01:33:56.941Z",
    "version": 0
  },
  "event_data": {},
  "message": ""
}

Provenance

ETW provider GUID bd8fea17-5549-4b49-aa03-1981d16396a9

Defined in samsrv.dll, which carries the event manifest.

  • WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.2849, captured 2026-06-02 — Manifest XML pack, 1.9 MB
  • Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1882, captured 2026-06-02 — Manifest XML pack, 2.0 MB