What is the process of alg.exe in WinXP system?

Although the WinXP system has stopped updating the service, there are still many users still using it. Recently, when a user opens the task manager and finds that a process is running, it is the alg.exe process. I don't know what process alg.exe is. Is it a virus? Can I disable it? Then let's take a look at the process of alg.exe in WinXP system.

The steps are as follows:

1. Can the alg process be closed?

The memory of alg.exe process file is about 4000KB. In Windows XP, the process file is located under the C:\\Windows\\system32\\system directory. This program is very important for the normal operation of your system. It is best not to end this process. If this file appears in the C:\\windows\\alg.exe system directory, it may be a virus.

Please follow the steps below to find out if alg is a virus on your computer. If it is a virus, you can't close it, and you are advised to kill it as soon as possible through the following solutions. virus!

Tip: When alg.exe (or alg) is uppercase ALG.exe (or ALG), you will not be able to access the Internet (mostly wireless Internet access). Simply log out the user and log back in.

Second, is alg.exe a virus?

The alg.exe file is located in the C:Windowssystem32 system directory in Windows XP. But when you find out that there is an alg.exe in the C:\\windows directory, you can be sure that the virus is on your computer.

After the alg.exe virus is in the middle, it will communicate with several ports, such as 135 and 445, which will affect the local area network, and often cause the system to report an error and restart. Since it will call the winlogon.exe process, the alg.exe process cannot be shut down directly.

Third, alg.exe virus processing method:

There is no specific killing tool for alg.exe virus, and some anti-virus software can not be cleared. This time only by manual deletion.

Fourth, the manual anti-virus process:

1, clean the registry:

(1) Expand: HKLMSystemCurrentControlSetServices

Delete: Application Layer Gateway Services (pointing C:windowsalg.exe)

(2) Expand: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionWinlogon

Change the value of SFCDisable to dword:00000000

(3) Expand: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionWinlogon

Delete: <;SFCScan”=dword:00000000

(4) Expand: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionShell Extensions

Delete: <;v7b5x2s1i4h3”=“12/15/2006, 01: 26 PM”

2. Restart the system. Show hidden files.

3. Delete C:windowsalg.exe.

4, found in the C: WINDOWSsystem32Microsoft directory backup.ftp, renamed ftp.exe; find backup.tftp, renamed tftp.exe. Then, drag and drop ftp.exe and tftp.exe into the system32 folder, overwriting the ftp.exe and tftp.exe that have been overwritten by the virus.

V. How to recover after the alg.exe application is disabled

Create a new "ldg;exe" program in the Task Manager. If this doesn't work, then go to ” Panel ——management tools——performance and maintenance——service——select“Application Layer Gateway Service>

The process of alg.exe in WinXP system is introduced to you in detail. If you still don't know what process alg.exe is, you can refer to the above content! In fact, the alg.exe process file is a program that comes with the Microsoft Windows operating system.