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What is host.exe?

Host.exe is a executable file (a program) within Windows. The filename extension .exe denotes an executable file. You should only run executable files from publishers you trust, because executable files can potentially change your computer settings or harm your computer. The free file information forum can help you determine if host.exe is a virus, trojan, spyware, or adware that you can remove, or a file belonging to a Windows system or to an application you can trust.


Host.exe file information

The process known as Personal SMTP server or 1March appears to belong to software Rts Ticketing or SPECTral Personal SMTP Server by Microsoft (www.microsoft.com) or JRRT Project, RIVS Technologies.

Description: Host.exe is not essential for Windows and will often cause problems. host.exe is located in a subfolder of C:\Windows. Known file sizes on Windows 7/XP are 791,040 bytes (22% of all occurrences), 790,528 bytes and 5 more variants. http://www.file.net/process/host.exe.html 
Host.exe is a file without information about the developer of this file. The program has no visible window. Host.exe is located in the Windows folder, but it is not a Windows core file. It is not a Windows system file. The application listens for or sends data on open ports to a LAN or the Internet. Host.exe is able to connect to the Internet, record inputs, monitor applications and hide itself. Therefore the technical security rating is 81% dangerous, however also read the users reviews.

Recommended: Identify host.exe related errors

If host.exe is located in the folder C:\Windows\System32, the security rating is 82% dangerous. The file size is 246,784 bytes (66% of all occurrences) or 258,048 bytes. There is no file information. The software starts upon Windows startup (see Registry key: HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run, HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices, HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run). It is not a Windows core file. The file is located in the Windows folder, but it is not a Windows core file. The program is not visible. The application uses ports to connect to a LAN or the Internet. Host.exe is able to record inputs, hide itself and monitor applications.

If host.exe is located in a subfolder of C:\, the security rating is 74% dangerous. The file size is 241,664 bytes. The software has no file description. The program is not visible. Host.exe is not a Windows system file. The software listens for or sends data on open ports to a LAN or the Internet.

If host.exe is located in a subfolder of "C:\Program Files", the security rating is 46% dangerous. The file size is 39,936 bytes.

If host.exe is located in the folder C:\Windows, the security rating is 32% dangerous. The file size is 18,944 bytes.

If host.exe is located in a subfolder of "C:\Documents and Settings", the security rating is 32% dangerous. The file size is 86,016 bytes.

Important: Some malware also uses the file name host.exe, for example TROJ_DROPPER.CBV (detected by TrendMicro), and Trojan-Spy.Win32.Delf.cmo (detected by F-Secure). Therefore, you should check the host.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

right setings
   
Added by the W32/Kelvir-S. An MSN Messenger worm, it will attempt to disable security related processes and services.
   

Summary: Average user rating of host.exe: based on 4 votes with 2 user comments.
One user thinks host.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous. 2 users think host.exe is dangerous and recommend removing it.


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Other processes


host.exe [all]