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Ywnmon32.exe Trojan, How Dangerous Is It and How to Remove It Completely?

Ywnmon32.exe Found

It has been reported that ywnmon32 was detected when downloading Java as instructed in order to see a web page. Anti-virus programs flag it timely but will not completely remove it. Some unexpected scenes appear thereafter:

  1. More popups start popping up.
  2. Additional web applications and programs are caught to install on the machine.
  3. CPU is consumed considerably to slow down both page-loading speed and PC performance.

Actually it is quite hard to avoid being affected by ywnmon32 as its dissemination routine is too convert when many websites nowadays ask to do the same. Virus maker takes advantage of this to download vicious components and spread vicious codes rapidly.


What the Harms Are from Ywnmon32?

As its name suggests, ywnmon32 attacks computers that are 32-bit. Vilmatech Online Support has found that ywnmon32.exe has much to do with browsers. By injecting ywnmon32.exe into background running processes, the related programs/applications will remain unchanged by other programs and the vicious service will be written into system configuration to avoid easy removal on one hand and guarantee automatic running at each Windows start.

Ywnmon32.exe is no more than a tool to help with the execution of vicious tasks:

  1. Download web applications it supports.
  2. Stir up the operation by explorer.exe so as to track down online information.
  3. Help hook API to control navigation for more downloads of unwanted items.
  4. Upload the collected information to remote server.

If one updates computer knowledge, one would be clear that the JS computing technique adopted by web applications can be capitalized by infections, if conditionals allow, to record any in-put information, including log-in credentials and some personal information. In such case, one should remove ywnmon32 Trojan before it gets more information. Given the fact that anti-virus programs are not capable of resolving ywnmon32.exe issue, manual method is recommended. Should you have any questions, please do feel free to start a live chat window for real-time help.

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How to Remove Ywnmon32.exe Trojan

Step1. access Running Tasks to help locate the service name and the location of ywnmon32.

Windows 7/XP/Vista

  • Click All Programs after expanding Start menu and access Accessories.
  • Please select System Tools before System Information.
  • Expand Software Environment node to locate Running Tasks.
  • Search for ywnmon32 to locate its service name.
  • Right click on it to end it.
    access Running Tasks from system info to help end Ywnmon32.exe's service

Windows 8

  • Click on All Apps on Start menu and choose Accessories to continue.
    access all apps to get into Running Tasks
  • Access System Tools then to select System Information.
  • Expand Software Environment node to locate Running Tasks.
  • Search for ywnmon32 to locate its service name.
  • Right click on it to end it.

Step2. use command to access system service window and end the service associated with ywnmon32.

  • Use Win+R key combination to bring up Run box.
  • Type “service.msc” and hit Enter key to access System Service window.
    run service to end ywnmon32's service
  • Remove/disable service with the same name in Running Tasks.

Step3. reveal all hidden items to remove Temp files and the items generated by ywnmon32.

Windows 7/XP/Vista

  • Get into Control Panel to choose “user accounts and family safety”.
  • Please then double click on ‘Folder Options’ to hit its View tab.
  • Tick ‘Show hidden files and folders’ and non-tick ‘Hide protected operating system files (Recommended)’.
    show hidden items on Windows 7/XP/Vista to remove the items related to ywnmon32
  • Press OK button will reveal all hidden items.

Windows 8

  • Double click Windows Explorer on Start Screen.
  • Browse to View tab to tick ‘File name extensions’ and ‘Hidden items’ options.
  • Press OK button will reveal all hidden items.
    show hidden items on Windows 8 to remove the items related to ywnmon32


a. remove all the temp files and folder listed down here:
C:\Users\[user name]\AppData\Local\Temp\
C:\Documents and Settings\[user name]\Local Settings\Temp
C:\Documents and Settings\[user name]\Local Settings\Temporary Internet File
b. remove the items generated by ywnmon32.
Tip: to identify the items that are generated by ywnmon32, one should look at the creation date. To show the date, please right click on the space of a window that is under inspection to choose “Arrange by” and then “Day”.
arrange files by day to remove the items related to ywnmon32

C:\Program Files\
C:\Users\[your username]\Documents\


Ywnmon32.exe Removal Tips

To remove ywnmon32 Trojan completely, one should do more work on removing the dropped down items. As the items can be random and various, it is impossible to list out the exact items that should remove. Thus VilmaTech Online Support offers thread to help victims dig out the related items throughout the computer. Be noted that certain level of computer skills and virus knowledge is required so as to correctly comprehend the thread. Kind reminder: please change your password after the complete removal of ywnmon32. If you ever need specialized technical help in the middle of the instruction, just feel free to start a live chat here.

live chat


Create A Restore Point

Use restore point will save a lot of time and energy to get back to the point where no unwanted programs are available. If you don’t have a restore point set up before, the restore functionality will not be able to help alleviate the plague by ywnmon32 Trojan. Thus, it is highly recommended to set up a restore point after completely removing ywnmon32 Trojan, just in case. Here’s the video to show how.


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