What is the "fzsftp.exe" process on windows 7? Is the "fzsftp.exe" process a virus? Can I terminate the "fzsftp.exe" process?

"fzsftp.exe" process represents "SFTP module for FileZilla based on PuTTY's psftp component" program.

"fzsftp.exe" process is normally running under the parent process "filezilla" as shown in the process tree below:

Boot
   winlogon
      explorer
         filezilla
            fzsftp

On the Processes tab of "Task Manager", "fzsftp.exe" process may be listed as:

Image Name                 Memory   Description
--------------------   ----------   -----------
fzsftp.exe                5,440 K   SFTP module for FileZilla based on PuTTY's psftp component

Additional information about "fzsftp.exe" process:

Command line:
   C:\local\FileZilla-3.23.0.2\fzsftp.exe -v

Programe file information:
   Name: fzsftp.exe
   Location: C:\local\FileZilla-3.23.0.2\fzsftp.exe
   Description: SFTP module for FileZilla based on PuTTY's psftp component
   Version: Unidentified build
   Size: 524976 bytes
   Last modified: 12/24/2016 9:23:13 PM
   Company Name: FileZilla Project
   
Some data files used:
C:\Windows
C:\local\FileZilla-3.23.0.2

Some registry keys used:
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options
HKLM\SYSTEM\ControlSet001\Control\Nls\Sorting\Versions
HKLM\SYSTEM\ControlSet001\Control\SESSION MANAGER
HKLM\SYSTEM\ControlSet001\Control\Nls\CustomLocale
HKLM\SYSTEM\ControlSet001\services\WinSock2\Parameters\Protocol_Catalog9
HKLM\SYSTEM\ControlSet001\services\WinSock2\Parameters\NameSpace_Catalog5
HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer

Some DLL libraries used:
C:\windows\SYSTEM32\ntdll.dll
C:\windows\SYSTEM32\wow64.dll
C:\windows\SYSTEM32\wow64win.dll
C:\windows\SYSTEM32\wow64cpu.dll
C:\local\FileZilla-3.23.0.2\fzsftp.exe
C:\windows\SysWOW64\ntdll.dll
C:\windows\syswow64\kernel32.dll
C:\windows\syswow64\KERNELBASE.dll
C:\windows\syswow64\ADVAPI32.dll
C:\windows\syswow64\msvcrt.dll

"fzsftp.exe" process is not a virus. But you can terminate "fzsftp.exe" process, if you are not using FileZilla application.

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