Event ID : 4625 ve 3959 portu..

merhabalar,

Bir kaç gündür windows server 2008 r2 sistem üzerinde loglarda Event ID : 4625 iletisini alıyorum.

3959, 2807, 1626, 3694, 2618, 1415,  3198, 2136, 4949, 3264, 2229, 1117 portları ile denenen isteği nasıl engelleyebilirim.

Log Name:      Security
Source:        Microsoft-Windows-Security-Auditing
Date:          04.02.2013 09:52:08
Event ID:      4625
Task Category: Logon
Level:         Information
Keywords:      Audit Failure
User:          N/A
Description:
An account failed to log on.

Subject:
    Security ID:        NULL SID
    Account Name:        -
    Account Domain:        -
    Logon ID:        0x0

Logon Type:            3

Account For Which Logon Failed:
    Security ID:        NULL SID
    Account Name:        Administrateur
    Account Domain:        FXNB

Failure Information:
    Failure Reason:        Unknown user name or bad password.
    Status:            0xc000006d
    Sub Status:        0xc0000064

Process Information:
    Caller Process ID:    0x0
    Caller Process Name:    -

Network Information:
    Workstation Name:    FXNB
    Source Network Address:    xxx.xx.xx.xxx
    Source Port:        3959

Detailed Authentication Information:
    Logon Process:        NtLmSsp
    Authentication Package:    NTLM
    Transited Services:    -
    Package Name (NTLM only):    -
    Key Length:        0

This event is generated when a logon request fails. It is generated on the computer where access was attempted.

The Subject fields indicate the account on the local system which requested the logon. This is most commonly a service such as the Server service, or a local process such as Winlogon.exe or Services.exe.

The Logon Type field indicates the kind of logon that was requested. The most common types are 2 (interactive) and 3 (network).

The Process Information fields indicate which account and process on the system requested the logon.

The Network Information fields indicate where a remote logon request originated. Workstation name is not always available and may be left blank in some cases.