Should I block it?

45%
45% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

4,0,7,67974 1.96%
4,0,1,55642 5.88%
4,0,0,48542 1.96%
3,7,1,43052 15.69%
3,7,1,42591 1.96%
3,7,1,41782 1.96%
3,7,1,39149 5.88%
3,2,0,29 11.76%
3,2,0,25 1.96%
3,0,0,4 1.96%
1,18,0,9 1.96%
1,17,0,4 9.80%
1,16,0,7 19.61%
1,16,0,6 1.96%
1,13,0,17 15.69%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
SetSecurityDescriptorSacl, GetSecurityDescriptorSacl, ConvertStringSecurityDescriptorToSecurityDescriptorW, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, RegOpenUserClassesRoot, CreateProcessAsUserW, FreeSid, SetNamedSecurityInfoW, SetEntriesInAclW, GetNamedSecurityInfoW, StartServiceW, RegDeleteValueW, EqualSid, AllocateAndInitializeSid, GetTokenInformation, CloseServiceHandle, QueryServiceStatus, OpenServiceW, OpenSCManagerW, RevertToSelf, RegOpenCurrentUser, ImpersonateLoggedOnUser, AdjustTokenPrivileges, LookupPrivilegeValueW, OpenProcessToken, ConvertSidToStringSidW, LookupAccountNameW, GetUserNameW, RegSetValueExW, RegQueryValueExW, RegOpenKeyExW, RegCreateKeyExW, RegCloseKey, RegisterServiceCtrlHandlerW, SetServiceStatus, StartServiceCtrlDispatcherW, SetSecurityInfo, RegOpenKeyW, RegEnumKeyExW, SetTokenInformation, RegDeleteKeyW, DuplicateTokenEx
bhips.dll
BHips_SetProtectOpt, BHips_RegisterCallback, BHips_AddProtectRegPath, BHips_AddProtectFilePath, BHips_AddProtectProcessDirPath, BHips_DrvInst, BHips_Startup
datareport.dll
Stop, RD_WW, Start
gdi32.dll
PtVisible, GetStockObject, DeleteDC, ScaleWindowExtEx, SetWindowExtEx, ScaleViewportExtEx, SetViewportExtEx, OffsetViewportOrgEx, SetViewportOrgEx, SelectObject, Escape, ExtTextOutW, TextOutW, GetClipBox, SetTextColor, SetMapMode, RestoreDC, SaveDC, SetBkColor, GetDeviceCaps, DeleteObject, CreateBitmap, RectVisible
iphlpapi.dll
GetAdaptersAddresses
kernel32.dll
DllMain
log.dll
WriteLog, CreateLog
ole32.dll
CoTaskMemFree
oleacc.dll
LresultFromObject, CreateStdAccessibleObject
shell32.dll
SHGetFolderPathW, ShellExecuteExW, CommandLineToArgvW
shlwapi.dll
PathAppendW, PathAddBackslashW, PathFindFileNameW, PathFileExistsW, PathRenameExtensionW, PathRemoveFileSpecW, StrRChrW, SHRegGetValueW, SHDeleteValueW, SHDeleteKeyW, PathIsDirectoryW, PathRemoveExtensionW, StrStrIW
user32.dll
DestroyMenu, GrayStringW, DrawTextExW, DrawTextW, TabbedTextOutW, RegisterWindowMessageW, LoadIconW, WinHelpW, GetCapture, GetClassLongW, SetPropW, GetPropW, RemovePropW, GetForegroundWindow, GetTopWindow, DestroyWindow, GetMessageTime, GetMessagePos, MapWindowPoints, SetMenu, GetClientRect, CreateWindowExW, GetClassInfoExW, GetClassInfoW, AdjustWindowRectEx, DefWindowProcW, CallWindowProcW, CopyRect, GetMenu, SystemParametersInfoA, GetWindowPlacement, SetMenuItemBitmaps, GetMenuCheckMarkDimensions, LoadBitmapW, ModifyMenuW, EnableMenuItem, CheckMenuItem, PostQuitMessage, SetForegroundWindow, IsIconic, PostMessageW, SetWindowPos, SetWindowLongW, IsWindow, GetDlgItem, SetWindowsHookExW, CallNextHookEx, GetMessageW, TranslateMessage, DispatchMessageW, GetKeyState, PeekMessageW, ValidateRect, GetFocus, SetTimer, KillTimer, FindWindowExW, MsgWaitForMultipleObjectsEx, RegisterClassW, ClientToScreen, GetWindow, GetDlgCtrlID, GetWindowRect, GetClassNameW, PtInRect, SetWindowTextW, GetWindowTextW, GetWindowThreadProcessId, SendMessageW, GetParent, GetWindowLongW, GetLastActivePopup, IsWindowEnabled, EnableWindow, MessageBoxW, UnhookWindowsHookEx, LoadCursorW, GetSystemMetrics, GetDC, ReleaseDC, GetSysColor, GetSysColorBrush, GetMenuState, GetMenuItemID, GetMenuItemCount, GetSubMenu, ExitWindowsEx, wsprintfW, SendMessageTimeoutW
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
version.dll
GetFileVersionInfoSizeW, GetFileVersionInfoW, VerQueryValueW
wininet.dll
InternetConnectW, HttpOpenRequestW, InternetSetOptionW, InternetReadFile, HttpQueryInfoW, InternetCloseHandle, InternetCrackUrlW, InternetOpenW, HttpSendRequestW
winspool.drv
DocumentPropertiesW, OpenPrinterW, ClosePrinter
wtsapi32.dll
WTSEnumerateSessionsW, WTSFreeMemory, WTSQueryUserToken

pcfastersvc.exe

Baidu PC Faster by Baidu Online Network Technology (Beijing)Co. (Signed)

Remove pcfastersvc.exe
Version:   3,7,1,39149
MD5:   affc9467714dbb19e8d22197b122c0d9
SHA1:   e85ec82f3ce988d8bee9d1637679842b728fb512
SHA256:   7b16b3369de51805346c1127e643bb544b97e45a27df34ba589182fae1190003

Overview

pcfastersvc.exe runs as a service under the name PCFasterSvc_{PCFaster_4.0.0.0} (PCFasterSvc_{PCFaster_4.0.0.0}) with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including Baidu PC Faster published by Baidu, Inc., Baidu PC Faster from Baidu, Inc. and Baidu PC Faster by Baidu, Inc.. The file is digitally signed by Baidu Online Network Technology (Beijing)Co. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:pcfastersvc.exe
Publisher:Baidu Inc.
Product name:Baidu PC Faster
Description:Baidu PC Faster Service
Typical file path:C:\Program Files\baidu security\pc faster\pcfastersvc.exe
File version:3,7,1,39149
Size:600.15 KB (614,552 bytes)
Build date:8/12/2013 3:50 PM
Certificate
Issued to:Baidu Online Network Technology (Beijing)Co.
Authority (CA):VeriSign
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Baidu, Inc.
  65% remove
The software is typically bundled with third party installers such as Open Candy. "Offer your users a free system maintenance and utility suite to help them get the most out of their PC’s performance."

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • PCFasterSvc_{PCFaster_4.0.0.0}
  • 'PCFasterSvc_{PCFaster_4.0.0.0}' (Baidu PC Faster Service 4.0.0.0)
  • 'PCFasterSvc_{PCFaster_3.7.0.0}' (Baidu PC Faster Service 3.7.0.0)
  • 'PCFasterSvc_{PCFaster_3.2.0.29}' (Baidu PC Faster Service 3.2.0.29)
  • 'PCFasterSvc' (Baidu PC Faster Service)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.01074141%
0.028634%
Kernel CPU:0.00863631%
0.013761%
User CPU:0.00210510%
0.014873%
Kernel CPU time:641 ms/min
100,923,805ms/min
Context switches:43/sec
284/sec
Memory
Private memory:6.6 MB
21.59 MB
Private (maximum):8.61 MB
Private (minimum):8.09 MB
Non-paged memory:6.6 MB
21.59 MB
Virtual memory:128.8 MB
140.96 MB
Virtual memory (peak):158.84 MB
169.69 MB
Working set:8.66 MB
18.61 MB
Working set (peak):15.75 MB
37.95 MB
Resource allocations
Threads:43
12
Handles:291
600

BehaviorsProcess properties

Integrety level:Undefined
Platform:64-bit
Command line:"C:\Program Files\baidu security\pc faster\3.7.0.0\pcfastersvc.exe"
Owner:SYSTEM
Windows Service
Service name:PCFasterSvc_{PCFaster_4.0.0.0}
Display name:PCFasterSvc_{PCFaster_4.0.0.0}
Description:“Baidu PC Faster Service 4.0.0.0”
Type:Win32OwnProcess, InteractiveProcess

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 31.37%
Windows 7 Ultimate 29.41%
Windows 7 Professional 17.65%
Windows 7 Home Premium 5.88%
Windows 8.1 3.92%
Windows 8.1 Enterprise 3.92%
Windows 8 Pro 3.92%
Windows 8.1 Pro 1.96%
Windows 7 Enterprise 1.96%

Distribution by countryDistribution by country

Thailand installs about 39.22% of Baidu PC Faster.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Acer 25.00%
Hewlett-Packard 19.44%
GIGABYTE 13.89%
Compaq 11.11%
Intel 11.11%
ASUS 5.56%
MSI 5.56%
Toshiba 5.56%
American Megatrends 2.78%
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