Should I block it?

No, this file is 100% safe to run.

Additional versions

7.0.0.14270	8.93%
6.3.1.09130	8.93%
6.3.0.08010	12.50%
6.3.0.08010	1.79%
6.2.1.03260	19.64%
6.2.0.13290	1.79%
6.1.1.10220	12.50%
6.1.1.10220	33.93%

Relationships

Parent process

services.exe (Services and Controller app by Microsoft)

Related files

PE file structure

Show functions

Import table

crypt32.dll

CryptMsgClose, CertFreeCertificateContext, CertGetNameStringW, CertFindCertificateInStore, CryptMsgGetParam, CryptQueryObject, CertCloseStore

kernel32.dll

Sleep, CloseHandle, WriteFile, SetFilePointer, lstrlenW, GetLastError, CreateFileW, ExpandEnvironmentStringsW, GlobalAlloc, InitializeCriticalSectionAndSpinCount, DeleteCriticalSection, FreeLibrary, InitializeCriticalSection, GetProcAddress, LoadLibraryW, DeleteFileW, GetModuleHandleW, GlobalFree, WTSGetActiveConsoleSessionId, ReleaseMutex, CreateEventW, CreateMutexW, MultiByteToWideChar, ReadFile, CreateProcessW, GetStartupInfoW, CreatePipe, GetTimeZoneInformation, SetLastError, InterlockedDecrement, LocalFree, LocalAlloc, GetCurrentProcess, GetVersionExW, GetSystemInfo, FileTimeToSystemTime, FileTimeToLocalFileTime, SetEvent, OpenEventW, WritePrivateProfileStringW, GetPrivateProfileStringW, GetFileTime, RemoveDirectoryW, DeviceIoControl, SetThreadExecutionState, FindResourceExW, GetFileSizeEx, GetFileAttributesW, SetErrorMode, GetModuleFileNameW, OpenMutexW, HeapFree, HeapAlloc, GetProcessHeap, CreateDirectoryW, TzSpecificLocalTimeToSystemTime, GetSystemDefaultLCID, FindFirstFileW, CopyFileW, lstrcmpW, GetSystemPowerStatus, GetDriveTypeW, GetExitCodeProcess, WaitForMultipleObjects, OpenProcess, Process32NextW, Process32FirstW, CreateToolhelp32Snapshot, GetSystemTime, CreateThread, RaiseException, InterlockedIncrement, FlushInstructionCache, WaitForSingleObject, GetCurrentThreadId, GetCommandLineW, GetUserDefaultUILanguage, GetSystemDefaultUILanguage, HeapDestroy, HeapReAlloc, HeapSize, InterlockedCompareExchange, InterlockedPushEntrySList, IsProcessorFeaturePresent, VirtualFree, VirtualAlloc, InterlockedPopEntrySList, lstrlenA, IsDebuggerPresent, UnhandledExceptionFilter, TerminateProcess, GetSystemTimeAsFileTime, GetCurrentProcessId, GetTickCount, QueryPerformanceCounter, SetUnhandledExceptionFilter, DecodePointer, EncodePointer, HeapSetInformation, InterlockedExchange, FindResourceW, LoadResource, LockResource, SizeofResource, LeaveCriticalSection, EnterCriticalSection, WideCharToMultiByte, LoadLibraryA

msvcp100.dll

DllMain

msvcr100.dll

DllMain

winhttp.dll

WinHttpReadData, WinHttpReceiveResponse, WinHttpSendRequest, WinHttpOpenRequest, WinHttpConnect, WinHttpCloseHandle, WinHttpSetOption, WinHttpOpen, WinHttpGetIEProxyConfigForCurrentUser, WinHttpQueryHeaders

wintrust.dll

WinVerifyTrust

xmllite.dll

CreateXmlReader

vuagent.exe

VAIO Update by Sony Corporation (Signed)

Remove vuagent.exe

Version:	6.2.1.03260
MD5:	630bc8454c8f1398ce4faea1fbf62789
SHA1:	b8320fc5291f2dab15cdb0b9c8ceac38432d5ea9
SHA256:	5868eec4859b0d3652d0874a2251d33a7797b21645172c2171c348894a3461d2

Overview

vuagent.exe runs as a service under the name VUAgent with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including VAIO Update published by Sony Corporation, VAIO Update from Sony Corporation and VAIO Update by Sony Corporation. The file is digitally signed by Sony Corporation which was issued by the VeriSign certificate authority (CA).

Details

File name:	vuagent.exe
Publisher:	Sony Corporation
Product name:	VAIO Update
Description:	VUAgent
Typical file path:	C:\Program Files\sony\vaio update\vuagent.exe
Original name:	VUAgent
File version:	6.2.1.03260
Size:	1.3 MB (1,359,408 bytes)
Build date:	3/25/2013 10:09 PM
Certificate
Issued to:	Sony Corporation
Authority (CA):	VeriSign
Effective date:	Monday, March 5, 2012
Expiration date:	Wednesday, March 6, 2013
Digital DNA
PE subsystem:	Windows GUI
File packed:	No
Code language:	Microsoft Visual C++ 10.0
.NET CLR:	No

More details

Programs

The following programs will install this file

VAIO Update

Sony Corporation

22% remove

SONY VAIO System Update is the updater program which runs with Windows (in the background as a service) and automatically starts up when your computer boots. It checks for updates and automatically downloads and installs them if found based on the user's settings. VAIO Update checks for installed Sony VAIO OEM software included with a new PC.

Behaviors

Service

Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)

'VUAgent'

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.00020680%	0.028634%
Kernel CPU:	0.00015406%	0.013761%
User CPU:	0.00005273%	0.014873%
Kernel CPU time:	390,502 ms/min	100,923,805ms/min
CPU cycles:	21,452/sec	17,470,203/sec
Memory
Private memory:	5.16 MB	21.59 MB
Private (maximum):	13.28 MB
Private (minimum):	7.3 MB
Non-paged memory:	5.16 MB	21.59 MB
Virtual memory:	87.75 MB	140.96 MB
Virtual memory (peak):	97.18 MB	169.69 MB
Working set:	12.48 MB	18.61 MB
Working set (peak):	14.56 MB	37.95 MB
Page faults:	9,683/min	2,039/min
I/O
I/O read transfer:	231 Bytes/sec	1.02 MB/min
I/O read operations:	6/sec	343/min
I/O write transfer:	119 Bytes/sec	274.99 KB/min
I/O write operations:	1/sec	227/min
I/O other transfer:	230 Bytes/sec	448.09 KB/min
I/O other operations:	5/sec	1,671/min
Resource allocations
Threads:	7	12
Handles:	211	600

Process properties

Integrety level:	System
Platform:	64-bit
Command line:	"C:\Program Files\sony\vaio update\vuagent.exe"
Owner:	SYSTEM
Windows Service
Service name:	VUAgent
Description:	“Agent for VAIO Update.”
Type:	Win32OwnProcess
Parent process:	services.exe (by Microsoft)

Threads

Averages

ntdll.dll
Total CPU:	0.01529647%	0.272967%
Kernel CPU:	0.01296605%	0.107585%
User CPU:	0.00233042%	0.165382%
CPU cycles:	372,556/sec	5,741,424/sec
Memory:	1.75 MB	1.16 MB
wwapi.dll
Total CPU:	0.00174983%
Kernel CPU:	0.00061759%
User CPU:	0.00113224%
CPU cycles:	37,253/sec
Memory:	68 KB
sechost.dll (Host for SCM/SDDL/LSA Lookup APIs by Microsoft)
Total CPU:	0.00024625%
Kernel CPU:	0.00024625%
User CPU:	0.00000000%
CPU cycles:	3,556/sec
Memory:	124 KB
VUAgent.exe (main module)
Total CPU:	0.00015982%
Kernel CPU:	0.00010827%
User CPU:	0.00005155%
CPU cycles:	2,514/sec
Memory:	1.31 MB

Common loaded modules

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

Distribution by Windows OS

OS version	distribution
Windows 7 Home Premium	35.71%
Windows 8	14.29%
Windows 8 Single Language	12.50%
Windows 7 Professional	12.50%
Windows 7 Home Basic	8.93%
Microsoft Windows XP	5.36%
Windows Vista Home Premium	3.57%
Windows 7 Ultimate	3.57%
Windows 8.1	1.79%
Windows 8 Pro	1.79%

Distribution by country

United States installs about 33.93% of VAIO Update.

Distribution by PC manufacturer

PC Manufacturer	distribution
Sony	93.48%
Dell	4.35%
ASUS	2.17%

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