Failure Audit Error 529

S

Shaik

Hi,

We are getting the below mentioned event error in one of our exchange
server,which is running on windows 2003 sp1.

Event Type: Failure Audit
Event Source: Security
Event Category: Logon/Logoff
Event ID: 529
Date: 12/3/2007
Time: 6:44:33 PM
User: NT AUTHORITY\SYSTEM
Computer: SGHXCH01
Description:
Logon Failure:
Reason: Unknown user name or bad password
User Name: test11
Domain: India
Logon Type: 3
Logon Process: Advapi
Authentication Package: Negotiate
Workstation Name: SGHXCH01
Caller User Name: SGHXCH01$
Caller Domain: IND
Caller Logon ID: (0x0,0x3E7)
Caller Process ID: 612
Transited Services: -
Source Network Address: -
Source Port: -


For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.

The "test11" user not there in our ADS

Please let me know the resloution for this error, it's some one is hacking
or virus?

Shaik
 
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