Event ID: 4732

A member was added to a security-enabled local group

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

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

    Security ID:        %2
    Account Name:       %1

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

Additional Information:
    Privileges:         %10

This event generates every time a new member was added to a security-enabled (security) local group.

This event generates on domain controllers, member servers, and workstations.

For every added member you will get separate 4732 event.

You will typically see “4735: A security-enabled local group was changed.” event without any changes in it prior to 4732 event.

Auditing:     Always

Since security groups may control access to sensitive data & settings, changes to security group memberships should always be audited.

Volume:     Low

ISO 27001:2013 A.9.2.5
NIST 800-171: 3.1.1
NIST SP 800-53: AC-2 (4)
CMMC v2 L1: AC.L1-3.1.1

Microsoft Documentation

Event ID - 4732

Name Field Insertion String OS Example
Account Name MemberName %1 Any CN=Bob Smith,OU=Users,OU=MyBusiness,DC=Domain,DC=local
Security ID MemberSid %2 Any DOMAIN\bSmith
Group Name TargetUserName %3 Any AccountOperators
Group Domain TargetDomainName %4 Any DOMAIN
Security ID TargetSid %5 Any DOMAIN\AccountOperators
Security ID SubjectUserSid %6 Any DOMAIN\TheAdmin
Account Name SubjectUserName %7 Any TheAdmin
Account Domain SubjectDomainName %8 Any DOMAIN
Logon ID SubjectLogonId %9 Any 0x3031e
Privileges PrivilegeList %10 Any View Codes

Lookup Audit Policy Configuration Settings

C:\> AuditPol.exe /get /subcategory:"Security Group Management"

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