Event ID 4756 — A member was added to a security-enabled universal group.

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

Description

A member was added to a security-enabled universal group.

Message #

A member was added to a security-enabled universal 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
	Account Name: %3
	Account Domain: %4

Additional Information:
	Privileges: %10

Fields #

Name	Description
`Account_Name`	[Member] Account Name.
`Security_ID`	[Member] Security ID.
`Account_Name`	[Group] Account Name.
`Account_Domain`	[Group] Account 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": 4756,
    "version": 0,
    "level": 0,
    "task": 13826,
    "opcode": 0,
    "keywords": 9232379236109516800,
    "time_created": "2020-07-12T06:01:13.765572Z",
    "event_record_id": 16088267,
    "correlation": {},
    "execution": {
      "process_id": 528,
      "thread_id": 3156
    },
    "channel": "Security",
    "computer": "rootdc1.offsec.lan",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "MemberName": "CN=honey-pot1,OU=Test-OU,OU=OFFSEC-COMPANY,DC=offsec,DC=lan",
    "MemberSid": "S-1-5-21-4230534742-2542757381-3142984815-1159",
    "TargetUserName": "Enterprise Admins",
    "TargetDomainName": "OFFSEC",
    "TargetSid": "S-1-5-21-4230534742-2542757381-3142984815-519",
    "SubjectUserSid": "S-1-5-21-4230534742-2542757381-3142984815-1158",
    "SubjectUserName": "lambda-user",
    "SubjectDomainName": "OFFSEC",
    "SubjectLogonId": "0x80e25b9",
    "PrivilegeList": "-"
  }
}