Should I block it?

60%
60% of PCs block this file from running.
Possible reason:
Performance resource utilization

PE structurePE file structure

Show functions
Import table
advapi32.dll
FreeSid, LookupPrivilegeValueW, AdjustTokenPrivileges, OpenServiceW, OpenSCManagerW, CloseServiceHandle, ChangeServiceConfigW, DuplicateTokenEx, ImpersonateLoggedOnUser, SetSecurityDescriptorGroup, SetSecurityDescriptorOwner, IsValidSecurityDescriptor, AddAccessAllowedAce, InitializeAcl, GetLengthSid, AllocateAndInitializeSid, GetTokenInformation, OpenThreadToken, OpenProcessToken, AccessCheck, RevertToSelf, DuplicateToken, RegSetValueExW, RegQueryValueExW, RegQueryInfoKeyW, RegOpenKeyExW, RegEnumKeyExW, RegDeleteValueW, RegDeleteKeyW, RegCreateKeyExW, RegCloseKey, SetSecurityDescriptorDacl, InitializeSecurityDescriptor
kernel32.dll
LoadLibraryExW, GetModuleFileNameW, GetModuleHandleW, GetEnvironmentVariableW, FindResourceW, FindResourceExW, GetPrivateProfileStringW, WritePrivateProfileStringW, GetSystemDirectoryW, GetTempFileNameW, GetDiskFreeSpaceExW, CreateDirectoryW, GetFileAttributesW, DeleteFileW, FindFirstFileW, MoveFileExW, GetVolumeInformationW, MultiByteToWideChar, LocalFree, GetCurrentProcess, GetCurrentThread, GetLocalTime, WTSGetActiveConsoleSessionId, FreeResource, WriteFile, FlushFileBuffers, CreateFileW, GlobalFree, GetShortPathNameA, GetLongPathNameA, OpenProcess, LoadLibraryW, GetExitCodeProcess, SetUnhandledExceptionFilter, SetLastError, GetFileSize, ReadFile, SetEndOfFile, SetFilePointer, FindClose, SetFileTime, GetSystemTime, SystemTimeToFileTime, MapViewOfFile, UnmapViewOfFile, CreateFileMappingW, OpenFileMappingW, LoadLibraryA, GetModuleHandleExW, CreateProcessW, GetCommandLineW, RemoveDirectoryW, FindNextFileW, GetVersionExW, OpenEventW, CreateEventW, OpenMutexW, CreateMutexW, lstrlenW, lstrcpynW, lstrcmpiW, GetTickCount, GetSystemTimeAsFileTime, CloseHandle, SizeofResource, LoadResource, Sleep, WaitForSingleObject, ReleaseMutex, SetEvent, DeleteCriticalSection, InitializeCriticalSectionAndSpinCount, SetErrorMode, GetLastError, TerminateThread, GetCurrentThreadId, CreateThread, RaiseException, VerSetConditionMask, ExitProcess, GetCurrentProcessId, GetProcessHeap, HeapFree, HeapReAlloc, HeapAlloc, LocalAlloc, GlobalMemoryStatusEx, GetVersion, GetProcAddress, FreeLibrary, LockResource, InterlockedDecrement, InterlockedIncrement, TerminateProcess, GetModuleHandleA, InterlockedCompareExchange, WriteConsoleW, SetStdHandle, SetFilePointerEx, GetConsoleMode, GetConsoleCP, GetStringTypeW, LCMapStringW, EnterCriticalSection, LeaveCriticalSection, HeapDestroy, HeapSize, IsDebuggerPresent, IsProcessorFeaturePresent, RtlUnwind, GetSystemInfo, VirtualAlloc, VirtualProtect, VirtualQuery, GetCommandLineA, GetStdHandle, UnhandledExceptionFilter, TlsAlloc, TlsGetValue, TlsSetValue, TlsFree, GetStartupInfoW, IsValidCodePage, GetACP, GetOEMCP, GetCPInfo, GetFileType, GetModuleFileNameA, QueryPerformanceCounter, GetEnvironmentStringsW, FreeEnvironmentStringsW, WideCharToMultiByte, OutputDebugStringW
ole32.dll
CoCreateInstance, CoTaskMemAlloc, CoTaskMemRealloc, CoTaskMemFree, CoInitializeEx
shell32.dll
CommandLineToArgvW, ShellExecuteExW
shlwapi.dll
PathFileExistsW, PathRemoveFileSpecW, PathCombineW, PathIsDirectoryW, PathFindFileNameW, PathAddExtensionW
user32.dll
GetParent, TranslateMessage, DispatchMessageW, PeekMessageW, PostThreadMessageW, CharNextW, MessageBoxW, PostMessageW, GetDesktopWindow, GetWindowThreadProcessId, EnumWindows, MsgWaitForMultipleObjects
version.dll
GetFileVersionInfoW, GetFileVersionInfoSizeW, VerQueryValueW

sk.enhancer.exe

Remove sk.enhancer.exe
MD5:   e6b6ec9f87625fff983c241e8106d620
SHA1:   afe4ff133c149389e9c147b0ecf5c3591c5ff800

Overview

sk.enhancer.exe executes as a process with the local user's privileges. This is typically installed with the program SK.Enhancer published by WebPick Internet Holdings Ltd. and is most likely removed by most users once installed (83% removed). This particular version is usually found on Microsoft Windows XP (5.1.2600.196608).

DetailsDetails

File name:sk.enhancer.exe
Typical file path:C:\Documents and Settings\user\Application data\wintersoft\sk.enhancer\sk.enhancer.exe
Size:712.5 KB (729,600 bytes)
Build date:10/29/2013 7:20 PM
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
WebPick Internet Holdings Ltd.
  83% remove
SK.Enhancer is a protection mechanism that is designed to protect bundled software of potentially unwanted programs distributed through bundles. Also know as SProtector, SK.Enhancer is typically installed with adware such as toolbars and its primary purpose is to prevent a web browser's home page or search engine from being modified to something other than what the adware has set it to. According to multiple anti-virus products this sof...

BehaviorsBehaviors

Scheduled task
  • The task 'SK.Enhancer-S-341493683' runs on logon in the path 'C:\WINDOWS\Tasks\SK.Enhancer-S-341493683.job'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00182004%
0.028634%
Kernel CPU:0.00161337%
0.013761%
User CPU:0.00020667%
0.014873%
Kernel CPU time:515,625 ms/min
100,923,805ms/min
Memory
Private memory:908 KB
21.59 MB
Private (maximum):3.12 MB
Private (minimum):2.4 MB
Non-paged memory:908 KB
21.59 MB
Virtual memory:24.83 MB
140.96 MB
Virtual memory (peak):29.93 MB
169.69 MB
Working set:3.12 MB
18.61 MB
Working set (peak):3.29 MB
37.95 MB
Page faults:2,359/min
2,039/min
I/O
I/O read transfer:306 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:4 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:40 Bytes/sec
448.09 KB/min
I/O other operations:3/sec
1,671/min
Resource allocations
Threads:1
12
Handles:50
600
GUI GDI count:4
103
GUI USER count:2
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:"C:\Documents and Settings\user\Application data\wintersoft\sk.enhancer\341493683.ini"
Owner:User
Parent process:svchost.exe (Generic Host Process for Win32 Services by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Compaq 100.00%
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