What is TmProxy.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the TmProxy.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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TmProxy.exe file information

Windows Task Manager with TmProxy
TmProxy.exe process in Windows Task Manager

The process known as Trend Micro Proxy Service or Manages the Trend Micro proxy belongs to software Trend Micro Network Security Components or Trend Micro Antivirus or Trend Micro Worry-Free Business Security or Trend Pc-cillin by Trend Micro (

Description: TmProxy.exe is not essential for the Windows OS and causes relatively few problems. TmProxy.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of C:\—normally C:\Program Files\Trend Micro\Internet Security\ or C:\Program Files\Trend Micro\PC-cillin 2003\. Known file sizes on Windows 10/8/7/XP are 262,215 bytes (24% of all occurrences), 566,872 bytes and 16 more variants. 
The program is not visible. The file is not a Windows core file. The program uses ports to connect to or from a LAN or the Internet. It is digitally signed. TmProxy.exe is a Verisign signed file. TmProxy.exe is able to hide itself and monitor applications. Therefore the technical security rating is 41% dangerous, however you should also read the user reviews.

Uninstalling this variant: If problems with TmProxy.exe come up, you might want to safely remove the program using the uninstall program of Trend Micro Antivirus or Trend Micro Internet Security (Control Panel ⇒ Uninstall a Program), visit the support page or look for a new, improved version.

Recommended: Identify TmProxy.exe related errors

External information from Paul Collins:

Important: Some malware camouflages itself as TmProxy.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the TmProxy.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

Denies access to filtered websites deemed non productive by your employer. May also track which websites you visit inside and outside the office. It scares the hell out of me so I figured out a way to turn it off.
Trend Micro Internet Security Suite
I got a AVG warning after this file started this Redkit exploit make sure this file is in its correct spot!
  Hey Read this  
Trend Micro client/Server Security Agent process that will deny access to any internet site if the computer is joined to a domain
  Adam B  
Mine is using 12MB. The more features turned on, the higher mem usage. Go into settings with Tmanager open, turn of features and you will see mem usage drop :-)
It is part of the antiphishing and pharming program, set to low or turn it off. but be forwarned you become vulnerable
problems with Tmproxy.exe error messages have two resolutions: The following is directly from Trend Micro Tech Support:: Option 1: 1. Click Start 2. Click Run 3. Type services.msc 4. Look for Trend Micro Proxy Service 5. Right click on it. Then click Properties 6. Set Start up type to “Manual” 7. Click Apply 8. Click OK 9. Close the Services window. 10. Restart your computer for the changes to take effect.
  Brad -  
TmProxy.exe is orginated from Trend Micro Pc-Cillin AND IT IS 100% GUARANTE SAFE. For thouse user who keep complaing that it takes up alot of Ram, Just think. U want ur computer to get virus or just stop whining and upgrade ur ram??spending $25 dollar on a new ram or get a destroyed pc.
More comments can be found here:
    (further information)

Rating chart

Summary: Average user rating of TmProxy.exe: based on 60 votes with 9 reviews. 41 users think TmProxy.exe is essential for Windows or an installed application. 17 users think it's neither essential nor dangerous. One user suspects danger. One user thinks TmProxy.exe is dangerous and recommends removing it. 7 users don't grade TmProxy.exe ("not sure about it").

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Best practices for resolving TmProxy issues

A clean and tidy computer is the key requirement for avoiding problems with TmProxy. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the TmProxy.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

TmProxy.exe [all]