Should I block it?

No, this file is 100% safe to run.

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
DeleteService, StartServiceCtrlDispatcherW, RegisterServiceCtrlHandlerExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, SetServiceStatus, CreateServiceW, OpenSCManagerW, OpenServiceW, ControlService, QueryServiceStatus, CloseServiceHandle
kernel32.dll
HeapSize, LoadLibraryW, GetProcAddress, FreeLibrary, CreateEventW, WaitForSingleObject, lstrcpyW, lstrcatW, GetModuleFileNameW, Sleep, ResetEvent, SetEvent, CloseHandle, HeapFree, GetVersionExA, HeapAlloc, GetProcessHeap, GetLastError, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, GetCPInfo, InterlockedIncrement, InterlockedDecrement, GetACP, GetOEMCP, IsValidCodePage, GetModuleHandleA, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, GetCurrentThreadId, ExitProcess, WriteFile, GetStdHandle, GetModuleFileNameA, FreeEnvironmentStringsA, MultiByteToWideChar, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, GetCommandLineA, GetCommandLineW, SetHandleCount, GetFileType, GetStartupInfoA, DeleteCriticalSection, HeapDestroy, HeapCreate, VirtualFree, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, LeaveCriticalSection, EnterCriticalSection, VirtualAlloc, HeapReAlloc, LCMapStringA, WideCharToMultiByte, LCMapStringW, GetStringTypeA, GetStringTypeW, GetLocaleInfoA, LoadLibraryA, InitializeCriticalSection, RtlUnwind
user32.dll
PostMessageW, IsWindow, FindWindowW

PSUService.exe

Ecology by FUJITSU LIMITED  (Signed)

Remove PSUService.exe
Version:   3, 2, 0, 0
MD5:   d384518bbd4dc0fee1a57675cb2032c9
SHA1:   ef9fa91277359011213bbc78cc238c5bb42e2028
SHA256:   844a53d9fd08e51bbee5310ff10f5777e17d8b8525e7f20c550a9d4040f92d7b

Overview

psuservice.exe runs as a service under the name PowerSavingUtilityService with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including Power Saving Utility published by Fujitsu LIMITED, Power Saving Utility from Fujitsu LIMITED and Power Saving Utility by Fujitsu LIMITED. The file is digitally signed by FUJITSU LIMITED which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:psuservice.exe
Publisher:FUJITSU LIMITED
Product name:Ecology
Description:PSUService
Typical file path:C:\Program Files\fujitsu\psutility\psuservice.exe
File version:3, 2, 0, 0
Size:61.35 KB (62,824 bytes)
Certificate
Issued to:FUJITSU LIMITED
Authority (CA):VeriSign
Digital DNA
PE subsystem:Windows Console
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Fujitsu LIMITED
5% remove
Power Saving Utility allows you to activate the Power Saving Mode and to extend your battery life.

BehaviorsBehaviors

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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00116436%
0.028634%
Kernel CPU:0.00058218%
0.013761%
User CPU:0.00058218%
0.014873%
Kernel CPU time:8 ms/min
100,923,805ms/min
Memory
Private memory:760 KB
21.59 MB
Private (maximum):2.58 MB
Private (minimum):2.35 MB
Non-paged memory:760 KB
21.59 MB
Virtual memory:22.18 MB
140.96 MB
Virtual memory (peak):25.99 MB
169.69 MB
Working set:2.35 MB
18.61 MB
Working set (peak):2.91 MB
37.95 MB
Resource allocations
Threads:5
12
Handles:53
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:"C:\Program Files\fujitsu\psutility\psuservice.exe"
Owner:SYSTEM
Windows Service
Service name:PowerSavingUtilityService
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8 Enterprise 66.67%
Windows 7 Ultimate 33.33%

Distribution by countryDistribution by country

JO installs about 66.67% of Ecology.
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