Windows Security Log Event ID 4742
Operating Systems Windows 2008 R2 and 7
Windows 2012 R2 and 8.1
Windows 2016 and 10
Category
 • Subcategory
Account Management
 • Computer Account Management
Type Success
Corresponding events
in Windows 2003
and before
646  
Discussions on Event ID 4742
How to find that what was changed ?

4742: A computer account was changed

On this page

The user identified by Subject: changed the computer identified by Computer Account That Was Changed:. 

Note: computer accounts always end with a $

Subject:

The user and logon session that performed the action.

  • Security ID:  The SID of the account.
  • Account Name: The account logon name.
  • Account Domain: The domain or - in the case of local accounts - computer name.
  • Logon ID is a semi-unique (unique between reboots) number that identifies the logon session.  Logon ID allows you to correlate backwards to the logon event (4624) as well as with other events logged during the same logon session.

Computer Account That Was Changed: 

  • Security ID:  SID of the account
  • Account Name:  name of the account
  • Account Domain: domain of the account

Attributes:

  • SAM Account Name:
  • Display Name:
  • User Principal Name:
  • Home Directory:
  • Home Drive:
  • Script Path:
  • Profile Path:
  • User Workstations:
  • Password Last Set:
  • Account Expires:
  • Primary Group ID:
  • Allowed To Delegate To: n/a
  • Old UAC Value:  bitwise representation of Account Options check list
  • New UAC Value:  bitwise representation of Account Options check list
  • User Account Control:
  • Account Enabled
  • User Parameters: unkown.  Start a discussion below if you have informatino to share!
  • SID History:
  • Logon Hours:
  • Additional Information:
  • Privileges  unkown.  Start a discussion below if you have informatino to share!

Top 10 Windows Security Events to Monitor

A computer account was changed.

Subject:

Security ID:  ACME\Administrator
Account Name:  Administrator
Account Domain:  ACME
Logon ID:  0x27a79

Computer Account That Was Changed:

Security ID:  S-1-5-21-3108364787-189202583-342365621-1109
Account Name:  WS2321$
Account Domain:  ACME


Changed Attributes:

SAM Account Name: -
Display Name:  -
User Principal Name: -
Home Directory:  -
Home Drive:  -
Script Path:  -
Profile Path:  -
User Workstations: -
Password Last Set: -
Account Expires:  -
Primary Group ID: -
AllowedToDelegateTo: -
Old UAC Value:  0x85
New UAC Value:  0x84
User Account Control: 
Account Enabled
User Parameters: -
SID History:  -
Logon Hours:  -
DNS Host Name:  -
Service Principal Names: -

Additional Information:

Privileges:  -

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