Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

03.00.02.15 48.11%
03.00.02.05 5.95%
2.0.1.185 17.30%
2.0.1.181 0.54%
2.0.1.155 0.54%
2.0.1.124 27.57%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
QueryServiceConfigA, RegisterEventSourceA, ReportEventA, DeregisterEventSource, ControlService, CloseServiceHandle, OpenServiceA, OpenSCManagerA, CreateServiceA, StartServiceA, DeleteService, UnlockServiceDatabase, LockServiceDatabase, SetServiceStatus, RegisterServiceCtrlHandlerA, StartServiceCtrlDispatcherA, RegCloseKey, RegCreateKeyExA, RegSetValueExA
gdi32.dll
GetClipBox, SetWindowExtEx, ScaleWindowExtEx, DeleteDC, GetStockObject, ScaleViewportExtEx, CreateBitmap, SetViewportExtEx, OffsetViewportOrgEx, SetViewportOrgEx, SelectObject, Escape, TextOutA, RectVisible, PtVisible, SetMapMode, RestoreDC, SaveDC, ExtTextOutA, DeleteObject, SetBkColor, SetTextColor, GetDeviceCaps
kernel32.dll
GetOEMCP, WriteFile, SetFilePointer, FlushFileBuffers, GetCurrentProcess, GetCPInfo, HeapAlloc, HeapFree, RtlUnwind, ExitProcess, GetCommandLineA, VirtualProtect, VirtualAlloc, VirtualQuery, HeapReAlloc, HeapSize, TerminateProcess, HeapDestroy, HeapCreate, VirtualFree, IsBadWritePtr, SetUnhandledExceptionFilter, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, LCMapStringA, LCMapStringW, GetStdHandle, UnhandledExceptionFilter, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount, GetFileType, GetStartupInfoA, GetStringTypeA, GetStringTypeW, IsBadReadPtr, IsBadCodePtr, GetUserDefaultLCID, EnumSystemLocalesA, IsValidLocale, IsValidCodePage, SetStdHandle, GetLocaleInfoW, lstrcpyA, GlobalFlags, lstrcmpA, GlobalGetAtomNameA, GlobalAddAtomA, GlobalFindAtomA, GlobalDeleteAtom, lstrcatA, lstrcmpW, InterlockedIncrement, GetCurrentThreadId, FormatMessageA, InterlockedDecrement, TlsFree, GlobalFree, LocalReAlloc, TlsSetValue, TlsAlloc, TlsGetValue, EnterCriticalSection, GlobalAlloc, GlobalHandle, GlobalUnlock, GlobalReAlloc, GlobalLock, LeaveCriticalSection, FindResourceA, LoadResource, LockResource, SizeofResource, lstrlenA, lstrcmpiA, GetVersion, DeleteCriticalSection, InitializeCriticalSection, RaiseException, WideCharToMultiByte, MultiByteToWideChar, GetThreadLocale, GetLocaleInfoA, GetACP, InterlockedExchange, GetLastError, SetLastError, lstrcpynA, LoadLibraryA, FreeLibrary, CreateEventA, WaitForSingleObject, CloseHandle, SetEvent, LocalAlloc, LocalFree, GetModuleHandleA, GetProcAddress, FindFirstFileA, GetVersionExA, GetSystemInfo, GetModuleFileNameA
oleacc.dll
LresultFromObject, CreateStdAccessibleObject
rpcrt4.dll
RpcServerUseProtseqEpA, RpcServerRegisterIf, RpcServerListen, RpcMgmtStopServerListening, NdrServerCall2
user32.dll
GrayStringA, DrawTextExA, DrawTextA, TabbedTextOutA, DestroyMenu, ClientToScreen, SetWindowTextA, RegisterWindowMessageA, WinHelpA, GetCapture, CreateWindowExA, GetClassLongA, GetClassInfoExA, GetClassNameA, SetPropA, GetPropA, RemovePropA, GetWindowTextA, GetForegroundWindow, GetTopWindow, DestroyWindow, GetMessageTime, GetMessagePos, LoadIconA, MapWindowPoints, SetForegroundWindow, GetClientRect, GetMenu, PostMessageA, AdjustWindowRectEx, GetClassInfoA, RegisterClassA, GetDlgCtrlID, DefWindowProcA, CallWindowProcA, SetWindowLongA, SetWindowPos, SystemParametersInfoA, IsIconic, GetWindowPlacement, GetWindowRect, UnregisterClassA, EnableWindow, CopyRect, PtInRect, GetWindow, PostQuitMessage, GetDlgItem, IsWindowEnabled, GetLastActivePopup, GetWindowLongA, GetParent, MessageBoxA, SendMessageA, UnhookWindowsHookEx, GetSubMenu, GetMenuItemCount, GetMenuItemID, SetMenuItemBitmaps, GetFocus, ModifyMenuA, EnableMenuItem, CheckMenuItem, GetMenuCheckMarkDimensions, LoadBitmapA, LoadCursorA, GetSystemMetrics, GetDC, ReleaseDC, GetSysColor, GetSysColorBrush, SetWindowsHookExA, CallNextHookEx, DispatchMessageA, GetKeyState, PeekMessageA, ValidateRect, GetMenuState
winspool.drv
DocumentPropertiesA, OpenPrinterA, ClosePrinter

psiservice_2.exe

PsiService System Service by Protexis Inc. (Signed)

Remove psiservice_2.exe
Version:   2.0.1.155
MD5:   e0d0cb09aa07b22be984e4f7ec0326f5
SHA1:   2279709f4cf5f876bf889868f74e5122bebda1a7
SHA256:   c3302afe28e7128dc5e76cdda82f9aa0e135201775189136dca2abdbb52f0aae

Overview

psiservice_2.exe runs as a service under the name Protexis Licensing V2 (PSI_SVC_2) within the local user context. This is typically installed with the program Licensing Service Install published by Protexis Inc.. The file is digitally signed by Protexis Inc. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:psiservice_2.exe
Publisher:Protexis Inc.
Product name:PsiService System Service
Description:PsiService PsiService
Typical file path:C:\Program Files\common files\protexis\license service\psiservice_2.exe
Original name:PSIService.exe
File version:2.0.1.155
Size:181.28 KB (185,632 bytes)
Certificate
Issued to:Protexis Inc.
Authority (CA):VeriSign
Effective date:Sunday, April 22, 2007
Expiration date:Thursday, April 22, 2010
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Protexis Inc.
8% remove

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'PSI_SVC_2' (Protexis Licensing V2)
  • PSI_SVC_2

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00002604%
0.028634%
Kernel CPU:0.00001302%
0.013761%
User CPU:0.00001302%
0.014873%
Kernel CPU time:16 ms/min
100,923,805ms/min
Memory
Private memory:1.1 MB
21.59 MB
Private (maximum):11.33 MB
Private (minimum):3.74 MB
Non-paged memory:1.1 MB
21.59 MB
Virtual memory:31.08 MB
140.96 MB
Virtual memory (peak):33.58 MB
169.69 MB
Working set:11.33 MB
18.61 MB
Working set (peak):11.33 MB
37.95 MB
Resource allocations
Threads:4
12
Handles:68
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:"C:\Program Files\common files\protexis\license service\psiservice_2.exe"
Owner:User
Windows Service
Service name:PSI_SVC_2
Display name:Protexis Licensing V2
Description:“This service provides Protexis licensing functionalty.”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 38.92%
Windows 7 Ultimate 14.59%
Microsoft Windows XP 12.97%
Windows 7 Professional 9.73%
Windows 7 Home Basic 5.41%
Windows Vista Home Premium 4.86%
Windows 8 3.24%
Windows 8 Pro 3.24%
Windows Vista Ultimate 2.16%
Windows 8.1 Enterprise Evaluation 1.08%
Windows 8 Pro with Media Center 1.08%
Windows 8 Pro N 1.08%
Windows Vista Home Basic 1.08%
Windows 7 Enterprise 0.54%

Distribution by countryDistribution by country

United States installs about 42.16% of PsiService System Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Sony 21.12%
Hewlett-Packard 17.39%
Toshiba 13.66%
ASUS 12.42%
Dell 12.42%
Acer 10.56%
GIGABYTE 3.73%
NEC 3.73%
Lenovo 2.48%
MSI 2.48%
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