Microsoft-Windows-Security-Auditing › Event 4660

Event ID 4660 — An object was deleted.

Provider
Microsoft-Windows-Security-Auditing
Channel
Security
Audit Policy
Object Access → File System
Collection Priority
Recommended (Yamato Security, others)
Opcode
Info

Description

An object was deleted.

Message #

An object was deleted.

Subject:
	Security ID: %1
	Account Name: %2
	Account Domain: %3
	Logon ID: %4

Object:
	Object Server: %5
	Handle ID: %6

Process Information:
	Process ID: %7
	Process Name: %8
	Transaction ID: %9

Fields #

NameDescription
Security_ID[Subject] Security ID.
Account_Name[Subject] Account Name.
Account_Domain[Subject] Account Domain.
Logon_ID[Subject] Logon ID.
Object_Server[Object] Object Server.
Handle_ID[Object] Handle ID.
Process_ID[Process Information] Process ID.
Process_Name[Process Information] Process Name.
Transaction_ID[Process Information] Transaction ID.

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Security-Auditing",
    "guid": "54849625-5478-4994-A5BA-3E3B0328C30D",
    "event_source_name": "",
    "event_id": 4660,
    "version": 0,
    "level": 0,
    "task": 12804,
    "opcode": 0,
    "keywords": 9232379236109516800,
    "time_created": "2022-01-24T17:03:25.009874Z",
    "event_record_id": 1934527,
    "correlation": {},
    "execution": {
      "process_id": 4,
      "thread_id": 4488
    },
    "channel": "Security",
    "computer": "fs03vuln.offsec.lan",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "SubjectUserSid": "S-1-5-21-4230534742-2542757381-3142984815-1111",
    "SubjectUserName": "admmig",
    "SubjectDomainName": "OFFSEC",
    "SubjectLogonId": "0x14f509e2",
    "ObjectServer": "Security Account Manager",
    "HandleId": "0xe9a9292e70",
    "ProcessId": "0x1e0",
    "ProcessName": "C:\\Windows\\System32\\lsass.exe",
    "TransactionId": "00000000-0000-0000-0000-000000000000"
  }
}

Detection Patterns #

Community Notes #

Could be a filesystem, kernel, or registry object. Does not track names, but is generated only during real deletes (pair with 4663).

References #