Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

2011.0110.3000.00 ((SQL11_PCU_Main).121019-1325 ) 3.91%
2011.0110.3000.00 ((SQL11_PCU_Main).121019-1322 ) 0.36%
2011.0110.2318.00 ((SQL11_RTM_QFE-OD).120419-1135 ) 3.56%
2011.0110.2100.060 ((SQL11_RTM).120210-1917 ) 17.79%
2011.0110.2100.060 ((SQL11_RTM).120210-1846 ) 1.42%
2009.0100.1600.01 ((KJ_RTM).100402-1540 ) 6.76%
2009.0100.1600.01 ((KJ_RTM).100402-1539 ) 6.05%
2007.0100.5500.00 ((Katmai_PCU_Main).110922-0336 ) 6.05%
2007.0100.5500.00 ((Katmai_PCU_Main).110921-2358 ) 1.07%
2007.0100.4000.00 ((Katmai_PCU_Main).100916-1939 ) 3.56%
2007.0100.1600.022 ((SQL_PreRelease).080709-1414 ) 6.05%
2007.0100.1600.022 ((SQL_PreRelease).080709-1414 ) 6.76%
2005.090.5000.00 10.68%
2005.090.5000.00 14.95%
2005.090.4035.00 1.07%
2005.090.4035.00 1.78%
2005.090.3042.00 2.85%
2005.090.3042.00 1.78%
2005.090.2047.00 0.36%
2005.090.2047.00 1.07%
2005.090.1399.00 2.14%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
AddAccessAllowedAceEx, AddAccessDeniedAceEx, GetAclInformation, AddAce, InitializeAcl, GetAce, SetSecurityDescriptorDacl, SetSecurityDescriptorGroup, SetSecurityDescriptorOwner, GetLengthSid, CopySid, InitializeSecurityDescriptor, OpenProcessToken, RegQueryValueExW, RegOpenKeyExW, RegCloseKey, LookupPrivilegeValueW, RegisterEventSourceW, ReportEventW, DeregisterEventSource, StartServiceCtrlDispatcherW, RegisterServiceCtrlHandlerExW, SetServiceStatus, OpenSCManagerA, OpenServiceW, CloseServiceHandle, ChangeServiceConfigA, LookupAccountSidW, RegSetValueExW, RegCreateKeyExW, AdjustTokenPrivileges
kernel32.dll
SetEvent, GetCommandLineW, TerminateProcess, GetCurrentProcess, CreateEventA, SetUnhandledExceptionFilter, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, InterlockedExchange, Sleep, InterlockedCompareExchange, WriteFile, LeaveCriticalSection, EnterCriticalSection, InitializeCriticalSection, GetModuleHandleW, CloseHandle, OpenThread, GetCurrentThreadId, WaitForSingleObject, GetVersionExA, GetProcAddress, LoadLibraryA, FreeLibrary, GetLastError, DeleteCriticalSection, RaiseException, OutputDebugStringW, SetFilePointerEx, GetFileSizeEx, LockFileEx, CreateFileW, FlushFileBuffers, InterlockedDecrement, UnlockFileEx, GetLocalTime, GetCurrentThread, LocalFree, SetLastError, LocalAlloc, GetComputerNameW, VirtualFree, HeapCreate, HeapAlloc, HeapFree, GetSystemInfo, LoadLibraryW, VirtualQuery, ReadProcessMemory, SetHandleInformation, GetModuleFileNameW, CreateMutexW, ReleaseMutex, GetExitCodeProcess, CreateProcessW, GetStartupInfoW, SetThreadPriority, GetThreadPriority, InterlockedIncrement, UnhandledExceptionFilter, IsDebuggerPresent, GetModuleHandleA
msvcr80.dll
DllMain
ole32.dll
CoTaskMemAlloc, CoInitializeEx, CoInitializeSecurity, CoUninitialize, CoTaskMemFree
user32.dll
MessageBoxW
Export table
DmpGetClientExport
DmpRemoteDumpRequest

SQLWRITER.exe

Microsoft SQL Server by Microsoft Corporation (Signed)

Remove SQLWRITER.exe
Version:   2005.090.4035.00
MD5:   d2f4f32b59440011174b4f8137af4e0c
SHA1:   1e5a45eb42c41a3faf12cf36d7ae38dd3d6bc3a6
SHA256:   82862c39b34d1ed6ed170daab385b6abe5078a6cc995e396828695f2ce2542d9

What is SQLWRITER.exe?

The SQL Writer Service provides added functionality for backup and restore of SQL Server through the Volume Shadow Copy Service framework.

About SQLWRITER.exe (from Microsoft Corporation)

The SQL Writer Service is installed automatically. It must be running when the Volume Shadow Copy Service (VSS) application requests a backup or restore. To configure the service, use the Microsoft Wi

DetailsDetails

File name:sqlwriter.exe
Publisher:Microsoft Corporation
Product name:Microsoft SQL Server
Description:SQL Server VSS Writer
Typical file path:C:\Program Files\microsoft sql server\90\shared\sqlwriter.exe
File version:2005.090.4035.00
Product version:9.00.4035.00
Size:85.84 KB (87,904 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 Console
Entropy:6.089132
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Microsoft Corporation
2% remove
Microsoft SQL Server 2005 Express Edition Toolkit (SQL Server Express Toolkit) provides additional tools and resources for SQL Server 2005 Express Edition and SQL Server 2005 Express Edition with Advanced Services. The SQL Server Express Toolkit contains SQL Server 2005 Management Studio Express, a graphical management tool, and Business Intelligence Development Studio, a creation and editing environment for reports using SQL Server Rep...
Microsoft Corporation
4% remove
Microsoft SQL Server 2005 Express Edition (SQL Server Express) is a powerful and reliable data management product that delivers rich features, data protection, and performance for embedded application clients, light Web applications, and local data stores. Designed for easy deployment and rapid prototyping, SQL Server Express is available at no cost, and you are free to redistribute it with applications. SQL Server Express is designed t...
Microsoft Corporation
1% remove
The SQL Writer Service provides added functionality for backup and restore of SQL Server through the Volume Shadow Copy Service framework. The SQL Writer Service is installed automatically. It must be running when the Volume Shadow Copy Service (VSS) application requests a backup or restore. To configure the service, use the Microsoft Windows Services applet.
Microsoft Corporation
7% remove
Microsoft SQL Server 2005 Express Edition (SQL Server Express) is a powerful and reliable data management product that delivers rich features, data protection, and performance for embedded application clients, light Web applications, and local data stores. Designed for easy deployment and rapid prototyping, SQL Server Express is available at no cost, and you are free to redistribute it with applications. SQL Server Express is designed t...
Microsoft Corporation
4% remove
The SQL Server Native Client contains the SQL Server ODBC driver and the SQL Server OLE DB provider in one native dynamic link library (DLL) supporting applications using native-code APIs (ODBC, OLE DB and ADO) to Microsoft SQL Server.
Microsoft Corporation
2% remove
VSS is a framework consisting of a set of interfaces and structures that allow applications to back up volumes, while other applications use the data in these volumes. VSS is included with Microsoft Windows XP and Microsoft Windows Server 2003. A backup application is any Windows application that requests a snapshot taken backup using VSS. For example, the backup application Windows NT that is included with Windows is an application to ...
Microsoft Corporation
7% remove
Microsoft SQL Server Management Studio Express (SSMSE) is a free, easy-to-use graphical management tool for managing SQL Server Express Edition and SQL Server Express Edition with Advanced Services. SSMSE can also manage instances of the SQL Server Database Engine created by any edition of SQL Server.
Microsoft Corporation
11% remove
The Feature Pack is a collection of standalone install packages that provide additional value for SQL Server 2005. It includes the backward compatibility components for SQL Server 2005.
Microsoft Corporation
4% remove
SQL Server 2005 introduced SQLXML 4.0, which continues to deliver the same functionality as SQLXML 3.0 plus additional updates provided to accommodate new features introduced with SQL Server 2005. SQLXML provides client-side XML functionality and enhancements to existing features, such as annotated XSD schemas, XML bulk load, Web services (SOAP) support, and updategrams.
Microsoft Corporation
1% remove
The SQL Writer Service provides added functionality for backup and restore of SQL Server through the Volume Shadow Copy Service framework. The SQL Writer Service is installed automatically. It must be running when the Volume Shadow Copy Service (VSS) application requests a backup or restore. To configure the service, use the Microsoft Windows Services applet. The SQL Writer Service installs on all operating systems. When running, Databa...
Microsoft Corporation
8% remove
SQL Server Management Objects (SMO) is a collection of objects that are designed for programming all aspects of managing Microsoft SQL Server. SQL Server Replication Management Objects (RMO) is a collection of objects that encapsulates SQL Server replication management.
Microsoft Corporation
5% remove
The SQL Writer Service provides added functionality for backup and restore of SQL Server through the Volume Shadow Copy Service framework. The SQL Writer Service is installed automatically. It must be running when the Volume Shadow Copy Service (VSS) application requests a backup or restore. To configure the service, use the Microsoft Windows Services applet. The SQL Writer Service installs on all operating systems. When running, Databa...

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'SQLWriter' (Escritor VSS de SQL Server)
  • SQLWriter
  • 'SQLWriter' (SQL Server VSS Writer)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00017317%
0.028634%
Kernel CPU:0.00006707%
0.013761%
User CPU:0.00010610%
0.014873%
Kernel CPU time:47 ms/min
100,923,805ms/min
CPU cycles:315/sec
17,470,203/sec
Memory
Private memory:1.66 MB
21.59 MB
Private (maximum):3.92 MB
Private (minimum):3.3 MB
Non-paged memory:1.66 MB
21.59 MB
Virtual memory:36.53 MB
140.96 MB
Virtual memory (peak):38.59 MB
169.69 MB
Working set:3.37 MB
18.61 MB
Working set (peak):5.54 MB
37.95 MB
Page faults:4,507/min
2,039/min
I/O
I/O read transfer:0 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:0 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:0 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:4
12
Handles:120
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:"C:\Program Files\microsoft sql server\90\shared\sqlwriter.exe"
Owner:SYSTEM
Windows Service
Service name:SQLWriter
Display name:Escritor VSS de SQL Server
Description:“Proporciona la interfaz para realizar copias de seguridad y restaurar Microsoft SQL Server a través de la infraestructura de Windows VSS.”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
sqlwriter.exe (main module)
Total CPU:0.00037015%
0.272967%
Kernel CPU:0.00010576%
0.107585%
User CPU:0.00026440%
0.165382%
CPU cycles:7,284/sec
5,741,424/sec
Memory:96 KB
1.16 MB
sechost.dll
Total CPU:0.00015864%
Kernel CPU:0.00010576%
User CPU:0.00005288%
CPU cycles:1,079/sec
Memory:100 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 30.77%
Windows 7 Home Premium 23.08%
Microsoft Windows XP 17.58%
Windows 7 Professional 8.79%
Windows 8.1 Pro 6.59%
Windows Vista Ultimate 3.30%
Windows 8 Enterprise 2.20%
Windows 7 Starter 2.20%
Windows Server 2003, Standard Edition 2.20%
Windows 8 Pro 1.10%
Windows XP Professional 1.10%
Windows Server 2008 Standard 1.10%

Distribution by countryDistribution by country

United States installs about 37.31% of Microsoft SQL Server.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Intel 19.67%
Dell 19.67%
Toshiba 16.39%
Acer 14.75%
Sony 9.84%
Hewlett-Packard 9.84%
GIGABYTE 3.28%
ASUS 3.28%
Samsung 3.28%
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