Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

0, 0, 0, 1 36.84%
0, 0, 0, 1 52.63%
0, 0, 0, 1 5.26%
0, 0, 0, 1 5.26%
(Note, Yahoo! Inc. publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
OpenSCManagerW, StartServiceCtrlDispatcherW, RegisterServiceCtrlHandlerW, DeleteService, OpenServiceW, CloseServiceHandle, ChangeServiceConfig2W, ConvertStringSecurityDescriptorToSecurityDescriptorW, SetServiceObjectSecurity, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, SetEntriesInAclW, BuildExplicitAccessWithNameW, GetSecurityDescriptorDacl, QueryServiceObjectSecurity, CreateServiceW, ControlService, QueryServiceStatus, StartServiceW, SetServiceStatus, DeregisterEventSource, ReportEventW, RegisterEventSourceW, RegQueryValueExW, AdjustTokenPrivileges, LookupPrivilegeValueW, OpenProcessToken, RegEnumKeyExW, RegSetValueExW, RegOpenKeyExW, RegCloseKey
kernel32.dll
DeleteCriticalSection, SetEvent, InterlockedDecrement, ResetEvent, Sleep, LeaveCriticalSection, GetLastError, HeapAlloc, GetProcessHeap, WriteFile, HeapFree, ExpandEnvironmentStringsW, FormatMessageW, LocalFree, GetModuleFileNameW, GetVersionExW, CreateNamedPipeW, WaitForMultipleObjects, Process32FirstW, GetModuleFileNameA, ConnectNamedPipe, ReadFile, DisconnectNamedPipe, GetCommandLineW, RaiseException, InitializeCriticalSectionAndSpinCount, OutputDebugStringW, WideCharToMultiByte, GetConsoleMode, GetConsoleCP, GetTickCount, QueryPerformanceCounter, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetStringTypeW, IsDebuggerPresent, SetUnhandledExceptionFilter, SetErrorMode, FreeLibrary, DeleteFileW, GetCurrentThread, LoadLibraryW, GetCurrentThreadId, CreateFileW, IsBadReadPtr, Module32Next, Module32First, GetCurrentProcessId, CreateToolhelp32Snapshot, GlobalMemoryStatus, GetSystemInfo, VirtualQuery, CloseHandle, SetEndOfFile, FindResourceExW, FindResourceW, LoadResource, LockResource, SizeofResource, GetCurrentProcess, CreateEventW, lstrlenW, GetModuleHandleW, GetProcAddress, SetStdHandle, FlushFileBuffers, CreateFileA, WriteConsoleW, Process32NextW, LCMapStringW, MultiByteToWideChar, SetFilePointer, GetFileType, SetHandleCount, IsProcessorFeaturePresent, RtlUnwind, SetLastError, TlsFree, TlsSetValue, TlsGetValue, TlsAlloc, IsValidCodePage, GetOEMCP, GetACP, InterlockedIncrement, GetCPInfo, HeapCreate, GetStdHandle, UnhandledExceptionFilter, TerminateProcess, GetStartupInfoW, HeapSetInformation, ExitProcess, EncodePointer, DecodePointer, GetSystemTimeAsFileTime, EnterCriticalSection, HeapSize, HeapReAlloc, HeapDestroy
ole32.dll
CoCreateInstance, CoMarshalInterThreadInterfaceInStream, CoUninitialize, CoInitialize, CoAddRefServerProcess, CoReleaseServerProcess, CoInitializeEx
shell32.dll
SHGetSpecialFolderPathW, CommandLineToArgvW, SHCreateDirectoryExW, SHGetFolderPathW
shlwapi.dll
PathFindFileNameW, PathAppendW, UrlEscapeW
user32.dll
PostThreadMessageW
version.dll
VerQueryValueW, GetFileVersionInfoA, GetFileVersionInfoSizeA

ynanoservice.exe

Yahoo! NanoClient for IE by Yahoo! Inc. (Signed)

Remove ynanoservice.exe
Version:   0, 0, 0, 1
MD5:   83ebbcf8435f90d5d6256e58a003bf0b
SHA1:   bd5272b122b908542e0e7b317d47f654ea2e8a16
SHA256:   fb1db9ba0e128015839dc71869a1b78b7bada721ec511a971cc1dcc6877f35fa

Overview

ynanoservice.exe runs as a service under the name YNanoService (YNanoService) with extensive SYSTEM privileges (full administrator access). This is typically installed with the program Yahoo! Axis published by Yahoo! Inc.. The file is digitally signed by Yahoo! Inc. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:ynanoservice.exe
Publisher:Yahoo! Inc.
Product name:Yahoo! NanoClient for IE
Description:YNanoClient Service
Typical file path:C:\Program Files\yahoo!\ynanoclient\cpn0\ynanoservice.exe
Original name:NanoService.exe
File version:0, 0, 0, 1
Size:153.34 KB (157,016 bytes)
Build date:5/23/2012 9:26 AM
Certificate
Issued to:Yahoo! Inc.
Authority (CA):VeriSign
Effective date:Monday, July 23, 2012
Expiration date:Wednesday, September 2, 2015
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Yahoo! Inc.
12% remove
Yahoo! Axis is a new browser that redefines what it means to search and browse the web on your iPhone, iPad, and even your desktop. Axis offers the only one-step search experience that allows you to enter your search, see and interact with the results, and find what you need without ever leaving the page you are on. Plus, it includes rich, visual snapshots of each result so you can preview the site before you visit it. Axis finds your a...

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • YNanoService
  • 'YNanoService' (Yahoo! NanoClient Service)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00000694%
0.028634%
Kernel CPU:0.00000415%
0.013761%
User CPU:0.00000280%
0.014873%
Kernel CPU time:47 ms/min
100,923,805ms/min
CPU cycles:203/sec
17,470,203/sec
Memory
Private memory:980 KB
21.59 MB
Private (maximum):3.31 MB
Private (minimum):36 KB
Non-paged memory:980 KB
21.59 MB
Virtual memory:34.14 MB
140.96 MB
Virtual memory (peak):36.14 MB
169.69 MB
Working set:160 KB
18.61 MB
Working set (peak):3.32 MB
37.95 MB
Page faults:1,414/min
2,039/min
I/O
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:68
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:"C:\Program Files\yahoo!\ynanoclient\cpn0\ynanoservice.exe"
Owner:SYSTEM
Windows Service
Service name:YNanoService
Display name:YNanoService
Description:“Handles updates and for the Yahoo! NanoClient for Internet Explorer.”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 26.32%
Windows 7 Home Premium 26.32%
Windows Vista Home Premium 15.79%
Windows 8 15.79%
Windows 7 Professional 10.53%
Windows 7 Starter 5.26%

Distribution by countryDistribution by country

United States installs about 68.42% of Yahoo! NanoClient for IE.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 61.54%
Sony 15.38%
Hewlett-Packard 15.38%
Samsung 7.69%
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