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:   2005.090.5000.00
MD5:   d89083c4eb02daca8f944b0e05e57f9d
SHA1:   9ec077d597b4ef1d61474153537edaa6e1167c78
SHA256:   f96416b5877c280b4ee088a83956e0202f82dc5eacdeeff06d5979fffaa9fa74

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:2005.090.5000.00
Product version:9.00.5000.00
Size:84.84 KB (86,880 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 SQL Server Native Client
 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 SQL Server VSS Writer
 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 SQL Server Management Objects Collection
 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.
Escritor de VSS de 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 SQL Server Management Studio Express
 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 SQL Server 2005 Backward compatibility
 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 SQL Server 2005 Upgrade Advisor English
 Microsoft Corporation
6% remove
Gravador do Microsoft SQL Server VSS
 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 SQL Server Management Studio Express CTP
 Microsoft Corporation
4% remove
“Microsoft SQL Server Management Studio Express (SSMSE) is a free, easy-to-use graphical management tool for managing SQL Server 2005 Express Edition and SQL Server 2005 Express Edition with Advanced Services. SSMSE can also manage instances of the SQL Server Database Engine created by any edition of SQL Server 2005.”
Microsoft SQL Server VSS-skrivare
 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...”
Compatibilidad con versiones anteriores de Microsoft SQL Server 2005
 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.
SQL Server 2000 DTS Designer Components
 Microsoft Corporation
5% remove
Microsoft SQL Server 2005 Books Online English September 2007
 Microsoft Corporation
3% remove
“Books Online contains the task descriptions and reference documentation that describes how to perform data management and business intelligence work by using SQL Server.”
Microsoft SQL Server 2005 Analysis Services OLEDB Provider
 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:0.00033207%
0.028634%
Kernel CPU:0.00027210%
0.013761%
User CPU:0.00005997%
0.014873%
Kernel CPU time:117,861 ms/min
100,923,805ms/min
CPU cycles:1,783/sec
17,470,203/sec
Memory
Private memory:2.91 MB
21.59 MB
Private (maximum):4.92 MB
Private (minimum):2.52 MB
Non-paged memory:2.91 MB
21.59 MB
Virtual memory:39.49 MB
140.96 MB
Virtual memory (peak):41.38 MB
169.69 MB
Working set:2.9 MB
18.61 MB
Working set (peak):6.31 MB
37.95 MB
Page faults:4,141/min
2,039/min
I/O
I/O read transfer:4 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:2 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:5 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:3
12
Handles:98
600
GUI GDI count:4
103
GUI USER count:2
49

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command lines:
  • "C:\Program Files\microsoft sql server\90\shared\sqlwriter.exe"
  • "C:\programas\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
 
ADVAPI32.dll
Total CPU:0.00023303%
0.272967%
Kernel CPU:0.00023303%
0.107585%
User CPU:0.00000000%
0.165382%
CPU cycles:3,060/sec
5,741,424/sec
Memory:792 KB
1.16 MB
sqlwriter.exe (main module)
Total CPU:0.00008849%
Kernel CPU:0.00005917%
User CPU:0.00002932%
CPU cycles:1,857/sec
Memory:96 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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