Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 0.07%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.07%
6.2.9200.16384 (win8_rtm.120725-1247) 0.13%
6.2.9200.16384 (win8_rtm.120725-1247) 0.07%
6.1.7600.16385 (win7_rtm.090713-1255) 0.20%
6.1.7600.16385 (win7_rtm.090713-1255) 0.33%
6.0.6000.16386 (vista_rtm.061101-2205) 0.07%
6.0.6000.16386 (vista_rtm.061101-2205) 0.07%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 0.07%
15.0.4454.1000 0.91%
15.0.4454.1000 4.70%
15.0.4433.1506 0.07%
15.0.4420.1017 1.57%
15.0.4420.1017 1.37%
15.0.4128.1022 1.17%
15.0.4128.1019 0.07%
15.0.4128.1014 0.59%
15.0.4128.1014 0.20%
14.0.4730.1010 36.46%
14.0.4730.1010 3.39%
14.0.4730.1010 0.07%
14.0.4730.1010 0.07%
12.0.6413.1000 0.20%
12.0.4518.1014 38.36%
12.0.4518.1014 0.07%

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumValueW, CryptReleaseContext, CryptAcquireContextW, SetFileSecurityW, RegDeleteKeyW, OpenThreadToken, CheckTokenMembership, ConvertStringSecurityDescriptorToSecurityDescriptorW, LookupAccountNameW, AllocateAndInitializeSid, FreeSid, CryptHashData, CryptGetHashParam, CryptCreateHash, CryptDestroyHash, RegisterServiceCtrlHandlerW, RegCloseKey, RegEnumKeyExW, RegCreateKeyExW, RegOpenKeyExW, RegSetValueExW, SetThreadToken, RegQueryValueExW, RegNotifyChangeKeyValue, SetServiceStatus, StartServiceCtrlDispatcherW, DuplicateToken, RegDeleteValueW
kernel32.dll
FormatMessageA, GetComputerNameW, GetModuleHandleA, GetStartupInfoA, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, QueryPerformanceCounter, GetCurrentThreadId, GetCurrentProcessId, HeapAlloc, GetProcessHeap, HeapReAlloc, HeapFree, HeapSize, RaiseException, LoadLibraryA, MoveFileExW, GetLastError, GetModuleFileNameW, CloseHandle, SetEvent, InterlockedIncrement, InterlockedDecrement, lstrlenW, GetDriveTypeW, GetLogicalDrives, lstrcmpW, DeleteCriticalSection, LeaveCriticalSection, EnterCriticalSection, Sleep, ExitProcess, InitializeCriticalSection, GetCommandLineW, GetTickCount, ReleaseMutex, ResetEvent, WaitForMultipleObjectsEx, SetErrorMode, CreateEventW, CreateMutexW, CreateProcessW, GetSystemInfo, InterlockedExchange, CreateFileA, ReadFile, SetFilePointer, DosDateTimeToFileTime, MultiByteToWideChar, FreeLibrary, GetProcAddress, LoadLibraryW, WideCharToMultiByte, CreateFileW, ReleaseSemaphore, WaitForSingleObject, WaitForMultipleObjects, CreateThread, CreateSemaphoreW, VirtualFree, VirtualAlloc, SetFilePointerEx, GetSystemTimeAsFileTime, SystemTimeToFileTime, GetSystemTime, SetFileTime, SetEndOfFile, WriteFile, GlobalFree, GlobalAlloc, GetFileAttributesExW, GetFileSizeEx, FindClose, FindFirstFileW, GetFileAttributesW, CopyFileW, CreateHardLinkW, SetFileAttributesW, DeleteFileW, GetTempPathA, GetTempPathW, GetFileTime, FindNextFileW, LocalFree, GetCurrentThread, CreateDirectoryW, RemoveDirectoryW, lstrlenA, SystemTimeToTzSpecificLocalTime, GetTimeZoneInformation, LocalAlloc
msvcrt.dll
DllMain
rpcrt4.dll
RpcImpersonateClient, RpcRevertToSelf, RpcServerUnregisterIf, RpcServerUseProtseqEpW, RpcServerRegisterIfEx, NdrServerCall2

ose.exe

Office Source Engine by Microsoft Corporation (Signed)

Remove ose.exe
Version:   15.0.4128.1022
MD5:   ff93d67903fdeabcd4470cd82f44acfa
SHA1:   b32369e53fc653c1f58066e4cb17b105a5787112
SHA256:   428ae6259ce73f74e91bbb32180684fb30e43bd3cc3269ca4c84b5574bcf7fbf

Overview

ose.exe runs as a service under the name Office Source Engine (ose) within the local user context. This is typically installed with the program Microsoft Office 365 ProPlus Preview - en-us published by Microsoft Corporation. The file is digitally signed by Microsoft Corporation.

DetailsDetails

File name:ose.exe
Publisher:Microsoft Corporation
Product name:Office Source Engine
Typical file path:C:\Program Files\common files\microsoft shared\source engine\ose.exe
File version:15.0.4128.1022
Size:147.12 KB (150,648 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Effective date:Monday, December 7, 2009
Expiration date:Monday, March 7, 2011
Digital DNA
PE subsystem:Windows GUI
Entropy:6.564145
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Microsoft Corporation
6% remove
Experience productivity on demand with your new, personalized Office 365 ProPlus. Office applications, with all of your settings, are nearly instantly streamed to your PCs. Office 365 ProPlus includes Word, PowerPoint, Excel, Outlook, OneNote, Access, Publisher, and Lync. Get enterprise-grade security, side-by-side support for previous versions of Office, streamlined update experiences, and IT controls that let you manage Office on your...

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'ose' (Office Source Engine)
  • 'ose64' (Office 64 Source Engine)
  • ose64
  • 'ose'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 34.00%
Windows 7 Ultimate 19.00%
Microsoft Windows XP 7.50%
Windows 7 Professional 6.50%
Windows 8.1 6.00%
Windows 8.1 Pro 5.50%
Windows 8 Pro 5.00%
Windows Vista Home Premium 3.00%
Windows 8.1 Single Language 2.50%
Windows 7 Home Basic 2.00%
Windows 8 1.50%
Windows 8 Single Language 1.50%
Windows 8 Enterprise N 1.00%
Windows 8.1 Pro with Media Center 1.00%
Windows 7 Starter 1.00%
Windows 8.1 N 0.50%
Windows 8.1 Enterprise Evaluation 0.50%
Windows 8.1 Enterprise 0.50%
Windows 8 Enterprise 0.50%
Windows Vista Home Basic 0.50%
Windows 8 Pro with Media Center 0.50%
21 other Windows OS version

Distribution by countryDistribution by country

United States installs about 30.15% of Office Source Engine.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 24.72%
Hewlett-Packard 15.36%
ASUS 12.73%
Lenovo 11.24%
Toshiba 10.49%
Acer 9.74%
Intel 4.49%
Compaq 3.00%
GIGABYTE 2.62%
Samsung 1.87%
Sony 1.50%
American Megatrends 0.75%
NEC 0.75%
Sahara 0.37%
Alienware 0.37%
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