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:   2011.0110.2100.060 ((SQL11_RTM).120210-1917 )
MD5:   ead5300c93946b0250a309e2bf2be4cf
SHA1:   15c0a61d59e89e4be2ccd715b06bd6a0df70761d
SHA256:   6b9131d94ed31f838b1820ee67f068c4741b69d5c655587c89c9477986bd270f

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:2011.0110.2100.060 ((SQL11_RTM).120210-1917 )
Product version:11.0.2100.60
Size:126.59 KB (129,624 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
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
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
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
4% remove
SQL Server 2005 Integration Services (SSIS) provides support for runtime and design-time and management support for packages Data Transformation Services (DTS) tools created through the object model and SQL Server 2000.
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
6% 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.
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
5% remove
Microsoft Corporation
4% 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.
Microsoft Corporation
1% remove
The Microsoft Baseline Security Analyzer provides a streamlined method to identify missing security updates and common security misconfigurations. MBSA 2.2 is a minor upgrade to correct minor issues and add optional catalog support.
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.
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
7% remove
You can manage your Microsoft SQL Server 2008 Express (SQL Server Express) databases by using the sqlcmd utility from the command prompt. To access the sqlcmd utility, click Start, click Run, and type sqlcmd.exe.
Microsoft Corporation
9% remove
SQL Server provides support for Volume Shadow Copy Service (VSS) by providing a writer (the SQL writer) so that a third-party backup application can use the VSS framework to back up database files. This paper describes the SQL writer component and its role in the VSS snapshot creation and restore process for SQL Server databases. It also captures details on how to configure and use the SQL writer to work with backup applications in the ...
Microsoft Corporation
2% 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
5% remove
Microsoft Corporation
8% remove
Microsoft SQL Server 2012 Express LocalDB is an execution mode of SQL Server Express targeted to program developers. LocalDB installation copies a minimal set of files necessary to start the SQL Server Database Engine. Once LocalDB is installed, developers initiate a connection by using a special connection string.
Microsoft Corporation
9% remove
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

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:0.00002512%
0.028634%
Kernel CPU:0.00001721%
0.013761%
User CPU:0.00000791%
0.014873%
Kernel CPU time:19,643 ms/min
100,923,805ms/min
CPU cycles:900/sec
17,470,203/sec
Memory
Private memory:2.11 MB
21.59 MB
Private (maximum):5.14 MB
Private (minimum):4.73 MB
Non-paged memory:2.11 MB
21.59 MB
Virtual memory:40.45 MB
140.96 MB
Virtual memory (peak):47.54 MB
169.69 MB
Working set:4.87 MB
18.61 MB
Working set (peak):6.23 MB
37.95 MB
Page faults:2,388/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:84
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command lines:
  • "C:\Program Files\microsoft sql server\90\shared\sqlwriter.exe"
  • C:\windows\wid\binn\sqlwriter.exe -w
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
 
sechost.dll
Total CPU:0.00005492%
0.272967%
Kernel CPU:0.00005492%
0.107585%
User CPU:0.00000000%
0.165382%
CPU cycles:625/sec
5,741,424/sec
Memory:124 KB
1.16 MB
sqlwriter.exe (main module)
Total CPU:0.00001106%
Kernel CPU:0.00001106%
User CPU:0.00000000%
CPU cycles:244/sec
Memory:136 KB

Common loaded modules

These are modules that are typiclaly loaded within the context of this process.

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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