How to remove the STM virus
Most antivirus programs identify STM.exe as malware, such as TrendMicro identifies it as ADW_WINFIXERFC or ADW_WINFIXER, and Symantec identifies it as Backdoor.Graybird!Gen or PCPrivacyTool.
The free file information forum can help you find out how to remove it. If you know more about this file, please leave a comment or a hint for other users.
Click to Run a Free Virus Scan for the STM.exe malware
STM.exe file information
The process does not contain any indication of the producer (the software author) or the software with which it is associated.
Description: The file STM.exe is located in a subfolder of C:\ or sometimes in a subfolder of "C:\Program Files" or in a subfolder of "C:\Documents and Settings".
Known file sizes on Windows 7/XP are 3,147,913 bytes (33% of all occurrences), 1,448,605 bytes, 921,085 bytes or 910,091 bytes. 
It is a file without information about the developer of this file. The program is not visible. The file is not a Windows core file.
Therefore the technical security rating is 57% dangerous.
Recommended: Identify STM.exe related errors
If STM.exe is located in a subfolder of "C:\Program Files\Common Files", the security rating is 60% dangerous. The file size is 598,016 bytes (85% of all occurrences) or 426,496 bytes. There is no description of the program. The application starts when Windows starts (see Registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run). STM.exe is not a Windows core file. The program has no visible window. STM.exe is able to record inputs.
Important: Some malware camouflages itself as STM.exe, particularly when located in the c:\windows or c:\windows\system32 folder. Therefore, you should check the STM.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.
Score
User Comments
STM scanner
Security Task Manager shows all running Windows tasks including embedded hidden functions (e.g. keyboard or browser monitoring, autostart entry). A unique security risk rating indicates the likelihood of the process being potential spyware, malware, keylogger or a Trojan. MalwareBytes detects and removes sleeping spyware, adware, trojans, keyloggers, malware and tracking threats from your hard disk. Ideal supplement to Security Task Manager. SpeedUpMyPC scans, cleans, repairs and optimizes your computer. |
Other processes
prio32.dll vizbho.dll sabsehb.dll STM.exe doscan.exe motohelperservice.exe nvscv32.exe hsx_cnxt.sys hamachi.exe shovth.exe hdd thermometer.exe [all]