Should I block it?

No, this file is 100% safe to run.

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumKeyA, RegSetValueExA, RegCreateKeyExA, RegQueryValueA, RegCloseKey, RegDeleteKeyA, RegOpenKeyExA, RegOpenKeyA, RegQueryValueExA
comctl32.dll
_TrackMouseEvent
comdlg32.dll
GetFileTitleA
gdi32.dll
SetMapMode, GetViewportExtEx, GetWindowExtEx, BitBlt, GetPixel, PtVisible, RectVisible, TextOutA, ExtTextOutA, Escape, DeleteDC, CreatePatternBrush, CreateCompatibleDC, CreateSolidBrush, CreateCompatibleBitmap, CreateFontIndirectA, GetTextExtentPoint32A, CreateRectRgnIndirect, GetMapMode, GetBkColor, GetTextColor, GetRgnBox, GetStockObject, SetBkMode, RestoreDC, SaveDC, CreateBitmap, GetObjectA, SetBkColor, SetTextColor, GetClipBox, ExtCreateRegion, CreateRectRgn, ScaleWindowExtEx, SetWindowExtEx, ScaleViewportExtEx, SetViewportExtEx, OffsetViewportOrgEx, SetViewportOrgEx, GetDeviceCaps, DeleteObject, SelectObject, ExtSelectClipRgn
gdiplus.dll
GdipCloneImage, GdipDeleteBrush, GdipFree, GdipAlloc, GdipCreateStringFormat, GdipDeleteStringFormat, GdipCreatePath, GdipDeletePath, GdipDeleteGraphics, GdipCreateFontFamilyFromName, GdipDeleteFontFamily, GdipCreateSolidFill, GdipSetStringFormatAlign, GdipAddPathString, GdipCreateFromHDC, GdipSetSmoothingMode, GdipFillPath, GdipDrawImageRectRectI, GdipCloneBrush, GdiplusShutdown, GdiplusStartup, GdipDisposeImage, GdipGetImageWidth, GdipGetImageHeight, GdipImageGetFrameDimensionsCount, GdipImageGetFrameDimensionsList, GdipImageGetFrameCount, GdipImageSelectActiveFrame, GdipGetPropertyItemSize, GdipGetPropertyItem, GdipCreateBitmapFromStream, GdipBitmapGetPixel, GdipLoadImageFromStream
kernel32.dll
lstrcmpA, GetLocaleInfoA, EnumResourceLanguagesA, ConvertDefaultLocale, GetCurrentThread, WritePrivateProfileStringA, TlsGetValue, GlobalHandle, TlsAlloc, TlsSetValue, LocalReAlloc, TlsFree, GlobalFlags, InterlockedIncrement, GetCPInfo, GetOEMCP, GetThreadLocale, FileTimeToSystemTime, ReadFile, WriteFile, SetFilePointer, FlushFileBuffers, FormatMessageA, UnlockFile, SetEndOfFile, GetFileSize, DuplicateHandle, FindClose, FindFirstFileA, GetVolumeInformationA, GetFullPathNameA, CreateFileA, SetErrorMode, FileTimeToLocalFileTime, GetFileAttributesA, GetFileTime, GetTickCount, RtlUnwind, ExitProcess, HeapAlloc, HeapFree, HeapReAlloc, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, ExitThread, CreateThread, GetCommandLineA, GetProcessHeap, GetStartupInfoA, HeapSize, GetStdHandle, VirtualFree, HeapDestroy, HeapCreate, SetHandleCount, GetFileType, GetConsoleCP, GetConsoleMode, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, QueryPerformanceCounter, GetSystemTimeAsFileTime, GetACP, GetStringTypeA, GetStringTypeW, GetTimeZoneInformation, SetStdHandle, WriteConsoleA, GetConsoleOutputCP, WriteConsoleW, LCMapStringA, LCMapStringW, SetEnvironmentVariableA, InterlockedDecrement, GetModuleFileNameW, GetModuleFileNameA, WaitForMultipleObjects, GetCurrentProcessId, MulDiv, FreeResource, GlobalGetAtomNameA, GlobalAddAtomA, GlobalFindAtomA, GlobalDeleteAtom, SetLastError, lstrcmpW, CreateEventA, SuspendThread, SetThreadPriority, RaiseException, LocalFree, LocalAlloc, GlobalReAlloc, CloseHandle, InitializeCriticalSection, LeaveCriticalSection, EnterCriticalSection, Sleep, DeleteCriticalSection, GlobalFree, GlobalAlloc, GlobalLock, GlobalUnlock, GetCurrentProcess, ResumeThread, SetEvent, DeviceIoControl, FindResourceA, LoadResource, LockResource, SizeofResource, lstrlenA, CompareStringW, CompareStringA, GetVersion, WideCharToMultiByte, InterlockedExchange, ReleaseMutex, CreateMutexA, GetLastError, GetVersionExA, WaitForSingleObject, ReleaseSemaphore, FreeLibrary, CreateSemaphoreA, GetModuleHandleA, LoadLibraryA, GetProcAddress, OutputDebugStringA, GetCurrentThreadId, MultiByteToWideChar, LockFile
ole32.dll
CreateStreamOnHGlobal, CoRegisterMessageFilter, OleFlushClipboard, OleIsCurrentClipboard, CoRevokeClassObject, OleInitialize, CoFreeUnusedLibraries, OleUninitialize, CreateILockBytesOnHGlobal, StgCreateDocfileOnILockBytes, StgOpenStorageOnILockBytes, CoGetClassObject, CLSIDFromString, CLSIDFromProgID, CoTaskMemAlloc, CoTaskMemFree
shell32.dll
ShellExecuteA, DragQueryFileA, DragFinish, Shell_NotifyIconA, SHGetFolderPathA
shlwapi.dll
PathFindFileNameA, PathStripToRootA, PathIsUNCA, PathFindExtensionA
user32.dll
FillRect, TabbedTextOutA, DrawTextA, DrawTextExA, GrayStringA, ClientToScreen, GetDC, ReleaseDC, GetWindowDC, BeginPaint, EndPaint, TranslateAcceleratorA, GetDesktopWindow, SetMenu, BringWindowToTop, SetRectEmpty, CreatePopupMenu, InsertMenuItemA, LoadAcceleratorsA, ReleaseCapture, SetCursor, DestroyMenu, ReuseDDElParam, UnpackDDElParam, MsgWaitForMultipleObjects, WindowFromPoint, EndDialog, GetNextDlgTabItem, CreateDialogIndirectParamA, InflateRect, GetMenuItemInfoA, PostQuitMessage, ShowOwnedPopups, MapDialogRect, SetWindowContextHelpId, GetSysColorBrush, IsRectEmpty, UnregisterClassA, CharNextA, CopyAcceleratorTableA, InvalidateRgn, SetCapture, GetNextDlgGroupItem, MessageBeep, RegisterClipboardFormatA, PostThreadMessageA, SetMenuItemBitmaps, GetMenuCheckMarkDimensions, LoadBitmapA, ModifyMenuA, GetMenuState, EnableMenuItem, CheckMenuItem, RegisterWindowMessageA, WinHelpA, IsChild, GetCapture, GetClassLongA, GetClassNameA, SetPropA, GetPropA, RemovePropA, GetLastActivePopup, BeginDeferWindowPos, EndDeferWindowPos, GetTopWindow, DestroyWindow, GetMessageTime, GetMessagePos, MapWindowPoints, GetClientRect, GetMenu, GetMenuItemCount, MessageBoxA, CreateWindowExA, GetClassInfoExA, GetClassInfoA, RegisterClassA, GetSysColor, AdjustWindowRectEx, ScreenToClient, EqualRect, DeferWindowPos, CopyRect, PtInRect, CallWindowProcA, OffsetRect, IntersectRect, SystemParametersInfoA, IsIconic, GetWindowPlacement, GetWindowTextLengthA, GetWindowTextA, GetFocus, GetParent, SetWindowPos, SetFocus, IsWindowEnabled, ShowWindow, MoveWindow, SetWindowLongA, GetDlgCtrlID, IsWindow, SetWindowTextA, GetWindowLongA, IsDialogMessageA, SendDlgItemMessageA, GetDlgItem, GetMessageA, TranslateMessage, DispatchMessageA, GetActiveWindow, IsWindowVisible, GetKeyState, PeekMessageA, ValidateRect, SetRect, SetWindowRgn, GetWindow, SetActiveWindow, InvalidateRect, UpdateWindow, SetMenuDefaultItem, GetCursorPos, TrackPopupMenu, LoadMenuA, GetSubMenu, GetMenuItemID, TrackMouseEvent, SendMessageA, KillTimer, SetTimer, GetWindowRect, CharUpperA, DefWindowProcA, LoadIconA, FindWindowA, SetWindowsHookExA, PostMessageA, CallNextHookEx, UnhookWindowsHookEx, GetSystemMetrics, EnableWindow, LoadCursorA, GetForegroundWindow, GetWindowThreadProcessId, SetForegroundWindow, AttachThreadInput
winspool.drv
OpenPrinterA, DocumentPropertiesA, ClosePrinter
wtsapi32.dll
WTSUnRegisterSessionNotification, WTSRegisterSessionNotification

Wlss.exe

Wireless Switch Application by Compal Electronics (Signed)

Remove Wlss.exe
Version:   0, 0, 0, 1005
MD5:   d64f85f4fbd19b7f8ee343d224b2aef3
SHA1:   137524698b84d76bd28a5a6b03edbb774e0a6aea

Overview

wlss.exe executes as a process with the local user's privileges usually within the context of Windows Explorer. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). The file is digitally signed by Compal Electronics which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Windows 7 Home Premium (6.1.7601.65536).

DetailsDetails

File name:wlss.exe
Publisher:Compal Electronics, Inc.
Product name:Wireless Switch Application
Description:Wireless Switch
Typical file path:C:\Program Files\program dj\wireless switch\wlss.exe
File version:0, 0, 0, 1005
Size:929.29 KB (951,592 bytes)
Build date:5/9/2008 9:04 AM
Certificate
Issued to:Compal Electronics
Authority (CA):VeriSign
Expiration date:Thursday, March 6, 2008
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'WLSS' → C:\Program Files\Program DJ\Wireless Switch\WLSS.exe

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00015992%
0.028634%
Kernel CPU:0.00011004%
0.013761%
User CPU:0.00004988%
0.014873%
Kernel CPU time:18,564,119 ms/min
100,923,805ms/min
Memory
Private memory:2.51 MB
21.59 MB
Private (maximum):6.9 MB
Private (minimum):2.16 MB
Non-paged memory:2.51 MB
21.59 MB
Virtual memory:70.2 MB
140.96 MB
Virtual memory (peak):72.2 MB
169.69 MB
Working set:2.35 MB
18.61 MB
Working set (peak):6.9 MB
37.95 MB
Resource allocations
Threads:5
12
Handles:122
600
GUI GDI count:25
103
GUI GDI peak:26
142
GUI USER count:19
49
GUI USER peak:19
71

BehaviorsProcess properties

Integrety level:High
Platform:32-bit
Command line:"C:\Program Files\program dj\wireless switch\wlss.exe"
Owner:User
Parent process:explorer.exe (Windows Explorer by Microsoft Corporation)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 100.00%
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