Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.2.0.1 60.00%
5.5.0.1 20.00%
5.3.0.1 20.00%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegOpenKeyW, RegEnumKeyW, ChangeServiceConfigW, DeregisterEventSource, ReportEventW, RegisterEventSourceW, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, SetServiceStatus, DeleteService, ControlService, OpenServiceW, CloseServiceHandle, CreateServiceW, OpenSCManagerW, RegisterServiceCtrlHandlerW, StartServiceCtrlDispatcherW, RegSetValueExW, RegCreateKeyExW, RegDeleteValueW, RegDeleteKeyW, RegEnumKeyExW, RegCloseKey, RegQueryValueExW, RegOpenKeyExW, RegQueryValueW
crypt32.dll
CryptUnprotectData
gdi32.dll
PtVisible, RectVisible, TextOutW, ExtTextOutW, Escape, SelectObject, SetViewportOrgEx, OffsetViewportOrgEx, SetViewportExtEx, ScaleViewportExtEx, SetWindowExtEx, ScaleWindowExtEx, DeleteDC, GetStockObject, DeleteObject, GetClipBox, SetMapMode, SetTextColor, SetBkColor, RestoreDC, SaveDC, CreateBitmap, GetDeviceCaps
iphlpapi.dll
GetAdaptersInfo
kernel32.dll
HeapFree, HeapAlloc, HeapReAlloc, RtlUnwind, RaiseException, ExitProcess, HeapSize, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, HeapCreate, VirtualFree, VirtualAlloc, GetStdHandle, GetModuleFileNameA, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount, GetFileType, GetStartupInfoA, QueryPerformanceCounter, GetTickCount, GetSystemTimeAsFileTime, InitializeCriticalSectionAndSpinCount, GetTimeZoneInformation, GetConsoleCP, GetConsoleMode, LCMapStringA, LCMapStringW, GetStringTypeA, GetStringTypeW, GetCurrentDirectoryA, GetDriveTypeA, SetStdHandle, WriteConsoleA, GetConsoleOutputCP, WriteConsoleW, CreateFileA, SetEnvironmentVariableA, SizeofResource, LockResource, LoadResource, FindResourceW, GetVersionExW, MultiByteToWideChar, GetPrivateProfileIntW, GetPrivateProfileStringW, lstrcpyW, CreateProcessW, CloseHandle, WaitForSingleObject, GetExitCodeProcess, lstrcmpiW, GlobalAlloc, GlobalFree, SetEvent, GetModuleHandleW, GetProcAddress, lstrlenW, GetModuleFileNameW, GetLastError, FreeLibrary, ReadFile, LoadLibraryW, LocalFree, GetCommandLineW, Sleep, CreateEventW, CreateNamedPipeW, ResetEvent, ConnectNamedPipe, WaitForMultipleObjects, DisconnectNamedPipe, WriteFile, GetFileAttributesW, WritePrivateProfileStringW, GetFullPathNameW, GetCurrentProcess, FlushFileBuffers, SetFilePointer, GlobalFindAtomW, LoadLibraryA, GetVersionExA, GlobalAddAtomW, GlobalFlags, GetModuleHandleA, TlsFree, DeleteCriticalSection, LocalReAlloc, TlsSetValue, TlsAlloc, InitializeCriticalSection, GlobalHandle, GlobalReAlloc, EnterCriticalSection, TlsGetValue, LeaveCriticalSection, LocalAlloc, CompareStringW, InterlockedIncrement, lstrlenA, GetCurrentProcessId, InterlockedDecrement, FindFirstFileW, FileTimeToLocalFileTime, FileTimeToSystemTime, FindNextFileW, FindClose, SetErrorMode, GlobalDeleteAtom, lstrcmpW, GetCurrentThread, GetCurrentThreadId, ConvertDefaultLocale, EnumResourceLanguagesW, lstrcmpA, GetLocaleInfoW, CompareStringA, InterlockedExchange, SetLastError, GlobalLock, GlobalUnlock, FormatMessageW, WideCharToMultiByte, GetSystemInfo, GetLocaleInfoA
ole32.dll
CoSetProxyBlanket, CoCreateInstance
pfncommon.dll
Tosbt_Disable, Tosbt_Enable, FUJ02E3_SetDeviceState
setupapi.dll
SetupDiEnumDeviceInfo, SetupDiCallClassInstaller, SetupDiSetClassInstallParamsW, SetupDiGetClassDevsW, SetupDiGetDeviceRegistryPropertyW
shlwapi.dll
PathFindExtensionW, PathFindFileNameW
user32.dll
DestroyMenu, ShowWindow, RegisterWindowMessageW, LoadIconW, WinHelpW, GetCapture, GetClassLongW, SetPropW, GetPropW, RemovePropW, IsWindow, GetForegroundWindow, GetDlgItem, GetTopWindow, DestroyWindow, GetMessageTime, GetMessagePos, MapWindowPoints, SetMenu, SetForegroundWindow, GetClientRect, CreateWindowExW, GetClassInfoExW, GetClassInfoW, RegisterClassW, AdjustWindowRectEx, DefWindowProcW, CallWindowProcW, CopyRect, GetMenu, SetWindowLongW, SetWindowPos, SystemParametersInfoA, IsIconic, GetWindowPlacement, GetWindow, GetDlgCtrlID, GetWindowRect, GetClassNameW, PtInRect, SetWindowTextW, ClientToScreen, GrayStringW, DrawTextExW, DrawTextW, TabbedTextOutW, SetCursor, SetWindowsHookExW, CallNextHookEx, GetMessageW, TranslateMessage, DispatchMessageW, GetActiveWindow, IsWindowVisible, GetKeyState, PeekMessageW, wsprintfW, GetSubMenu, GetMenuItemCount, GetMenuItemID, GetMenuState, PostQuitMessage, PostMessageW, UnhookWindowsHookEx, CheckMenuItem, EnableMenuItem, ModifyMenuW, SendMessageW, GetParent, GetFocus, GetCursorPos, ValidateRect, LoadCursorW, GetSystemMetrics, GetDC, ReleaseDC, GetSysColor, GetSysColorBrush, GetWindowTextW, GetWindowThreadProcessId, GetWindowLongW, GetLastActivePopup, IsWindowEnabled, EnableWindow, MessageBoxW, SetMenuItemBitmaps, GetMenuCheckMarkDimensions, LoadBitmapW
winspool.drv
DocumentPropertiesW, OpenPrinterW, ClosePrinter

pfnservice.exe

Plugfree NETWORK by FUJITSU LIMITED

Remove pfnservice.exe
Version:   5.5.0.1
MD5:   671d52ccde73211a0bd8fc7c69d4feed
SHA1:   2bf489ae915a79ebd8029584d30bab9e241c5c64
SHA256:   ad8b6541caa9a8dd46178db17f7f3aead21ea71636caed1f14f8d8ea68d0077d

What is pfnservice.exe?

Plugfree NETWORK is the wireless communications software pre-installed with most LifeBook laptops. The program is designed to help manage the user's wireless connetions and built in wireless network adaptor.

Overview

pfnservice.exe runs as a service under the name PFNService with extensive SYSTEM privileges (full administrator access). This is typically installed with the program Plugfree NETWORK published by Fujitsu LIMITED. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC).

DetailsDetails

File name:pfnservice.exe
Publisher:FUJITSU LIMITED
Product name:Plugfree NETWORK
Typical file path:C:\Program Files\fujitsu\plugfree network\pfnservice.exe
Original name:PFNServi.exe
File version:5.5.0.1
Size:324 KB (331,776 bytes)
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesPrograms

The following program will install this file
Fujitsu LIMITED
11% remove
Plugfree NETWORK is the wireless communications software pre-installed with most LifeBook laptops. The program is designed to help manage the user's wireless connetions and built in wireless network adaptor.

BehaviorsBehaviors

Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'PFNService'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
Memory
Private memory:2.4 MB
21.59 MB
Private (maximum):2.34 MB
Private (minimum):456 KB
Non-paged memory:2.4 MB
21.59 MB
Virtual memory:50.54 MB
140.96 MB
Virtual memory (peak):51.67 MB
169.69 MB
Working set:1.43 MB
18.61 MB
Working set (peak):5.41 MB
37.95 MB
Page faults:1,692/min
2,039/min
I/O
I/O other transfer:0 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:3
12
Handles:74
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:"C:\Program Files\fujitsu\plugfree network\pfnservice.exe"
Owner:SYSTEM
Windows Service
Service name:PFNService
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 80.00%
Windows 7 Ultimate 20.00%

Distribution by countryDistribution by country

Japan installs about 60.00% of Plugfree NETWORK.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Acer 100.00%
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