HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Terminal 
Server\WinStations\RDP-Tcp

Check to see if it is set to answer on 80

From: [email protected] [mailto:[email protected]] On 
Behalf Of J- P
Sent: Tuesday, April 7, 2015 12:37 PM
To: NT
Subject: [NTSysADM] Remote logon attempts 4625

Hi all,


Have an internet facing time-clock server , the network firewall has port 80 
ONLY forwarding to the server,

i'm starting to see hundreds of event 4625's coming from global IP addresses 
(China, Malaysia, russia etc,,)

If the firewall only has port 80 forwarded, how are they attempting RDP (Logon 
Type 10)


here is one such example;

An account failed to log on.

Subject:
    Security ID:        SYSTEM
    Account Name:       SERVER_Name$
    Account Domain:        DOMAIN_ NAME
    Logon ID:        0x3e7

Logon Type:            10

Account For Which Logon Failed:
    Security ID:        NULL SID
    Account Name:        administrator
    Account Domain:        SERVER_Name

Failure Information:
    Failure Reason:        Unknown user name or bad password.
    Status:            0xc000006d
    Sub Status:        0xc000006a

Process Information:
    Caller Process ID:    0x1424
    Caller Process Name:    C:\Windows\System32\winlogon.exe

Network Information:
    Workstation Name:    SERVER_Name
    Source Network Address:    60.52.25.18 (Malaysia IP )
    Source Port:        4750

Detailed Authentication Information:
    Logon Process:        User32
    Authentication Package:    Negotiate
    Transited Services:    -
    Package Name (NTLM only):    -
    Key Length:        0



Jean-Paul Natola


Reply via email to