Microsoft-Windows-Security-Auditing › Event 4733

Event ID 4733 — A member was removed from a security-enabled local group.

Provider
Microsoft-Windows-Security-Auditing
Channel
Security
Audit Policy
Account Management → Security Group Management
Collection Priority
Recommended (Microsoft-WEF, others)
Opcode
Info

Description

A member was removed from a security-enabled local group.

Message #

A member was removed from a security-enabled local group.

Subject:
	Security ID: %6
	Account Name: %7
	Account Domain: %8
	Logon ID: %9

Member:
	Security ID: %2
	Account Name: %1

Group:
	Security ID: %5
	Group Name: %3
	Group Domain: %4

Additional Information:
	Privileges: %10

Fields #

NameDescription
Account_Name[Member] Account Name.
Security_ID[Member] Security ID.
Group_Name[Group] Group Name.
Group_Domain[Group] Group Domain.
Security_ID[Group] Security ID.
Security_ID[Subject] Security ID.
Account_Name[Subject] Account Name.
Account_Domain[Subject] Account Domain.
Logon_ID[Subject] Logon ID.
Privileges[Additional Information] Privileges. Privilege constants reference

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Security-Auditing",
    "guid": "54849625-5478-4994-A5BA-3E3B0328C30D",
    "event_source_name": "",
    "event_id": 4733,
    "version": 0,
    "level": 0,
    "task": 13826,
    "opcode": 0,
    "keywords": 9232379236109516800,
    "time_created": "2013-10-23T16:22:40.036000Z",
    "event_record_id": 117,
    "correlation": {},
    "execution": {
      "process_id": 508,
      "thread_id": 1032
    },
    "channel": "Security",
    "computer": "IE8Win7",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "MemberName": "-",
    "MemberSid": "S-1-5-21-3463664321-2923530833-3546627382-1000",
    "TargetUserName": "Users",
    "TargetDomainName": "Builtin",
    "TargetSid": "S-1-5-32-545",
    "SubjectUserSid": "S-1-5-18",
    "SubjectUserName": "WIN-QALA5Q3KJ43$",
    "SubjectDomainName": "WORKGROUP",
    "SubjectLogonId": "0x3e7",
    "PrivilegeList": "-"
  }
}

Detection Patterns #

References #