Should I block it?

76%
76% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

5.1.0.278 16.67%
5.1.0.277 16.67%
5.1.0.277 16.67%
5.1.0.277 16.67%
5.1.0.260 16.67%
5.1.0.254 16.67%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryValueExA, RegOpenKeyExA, RegCloseKey, RegSetValueExA, RegQueryInfoKeyA, RegOpenKeyA, RegFlushKey, RegEnumValueA, RegEnumKeyExA, RegDeleteValueA, RegDeleteKeyA, RegCreateKeyExA, RegCreateKeyA, GetUserNameA
comctl32.dll
InitCommonControls
comdlg32.dll
GetSaveFileNameW, GetSaveFileNameA, GetOpenFileNameW, GetOpenFileNameA
gdi32.dll
StretchDIBits, StretchBlt, SetTextColor, SetROP2, SetPixel, SetDIBits, SetBkMode, SetBkColor, SelectObject, SelectClipRgn, Rectangle, MoveToEx, GetTextExtentPoint32W, GetTextExtentPoint32A, GetStockObject, GetPixel, GetObjectA, GetDeviceCaps, GetDIBits, ExtTextOutA, DeleteObject, DeleteDC, CreateSolidBrush, CreateRectRgnIndirect, CreateRectRgn, CreatePenIndirect, CreatePen, CreateFontIndirectA, CreateFontA, CreateDIBSection, CreateCompatibleDC, CreateCompatibleBitmap, CreateBrushIndirect, CreateBitmap, CombineRgn, BitBlt
kernel32.dll
GetACP, Sleep, VirtualFree, VirtualAlloc, GetCurrentThreadId, InterlockedDecrement, InterlockedIncrement, VirtualQuery, WideCharToMultiByte, RemoveDirectoryA, MultiByteToWideChar, lstrlenA, lstrcpynA, LoadLibraryExA, GetThreadLocale, GetStartupInfoA, GetProcAddress, GetModuleHandleA, GetModuleFileNameA, GetLocaleInfoA, GetLastError, GetCommandLineA, FreeLibrary, FindFirstFileA, FindClose, ExitProcess, ExitThread, CreateThread, CompareStringA, WriteFile, UnhandledExceptionFilter, SetFilePointer, SetEndOfFile, RtlUnwind, ReadFile, RaiseException, GetStdHandle, GetFileSize, GetFileType, CreateFileA, CloseHandle, TlsSetValue, TlsGetValue, TlsFree, TlsAlloc, LocalFree, LocalAlloc, WritePrivateProfileStringA, WaitForSingleObject, WaitForMultipleObjects, VirtualProtect, UnmapViewOfFile, TryEnterCriticalSection, TerminateThread, SystemTimeToFileTime, SuspendThread, SizeofResource, SetThreadPriority, SetFileTime, SetFileAttributesA, SetEvent, SetErrorMode, SearchPathA, ResumeThread, ResetEvent, ReleaseMutex, OutputDebugStringA, OpenFileMappingA, MoveFileA, MapViewOfFile, LockResource, LocalFileTimeToFileTime, LoadResource, LoadLibraryA, LeaveCriticalSection, InitializeCriticalSection, GlobalUnlock, GlobalMemoryStatus, GlobalLock, GlobalFree, GlobalFindAtomA, GlobalAddAtomA, GetVolumeInformationA, GetVersionExA, GetUserDefaultLangID, GetUserDefaultLCID, GetTickCount, GetTempPathA, GetTempFileNameA, GetSystemDirectoryA, GetStringTypeExW, GetStringTypeExA, GetShortPathNameA, GetPrivateProfileStringA, GetLocalTime, GetFullPathNameA, GetFileInformationByHandle, GetFileAttributesA, GetExitCodeThread, GetDiskFreeSpaceA, GetDateFormatA, GetCurrentThread, GetCurrentProcessId, GetCurrentProcess, GetComputerNameA, GetCPInfo, FreeResource, InterlockedExchange, FormatMessageA, FlushViewOfFile, FlushFileBuffers, FindResourceA, FindNextFileA, FileTimeToSystemTime, FileTimeToLocalFileTime, FileTimeToDosDateTime, ExpandEnvironmentStringsA, EnumCalendarInfoA, EnterCriticalSection, DosDateTimeToFileTime, DeleteFileA, DeleteCriticalSection, CreateMutexA, CreateFileMappingA, CreateEventA, CreateDirectoryA, CopyFileA
msimg32.dll
AlphaBlend
ole32.dll
IsEqualGUID, CLSIDFromString, CoTaskMemFree, StringFromCLSID, CreateStreamOnHGlobal, OleSetMenuDescriptor, RevokeDragDrop, RegisterDragDrop, CoCreateGuid, CoCreateInstance, CoGetInterfaceAndReleaseStream, CoMarshalInterThreadInterfaceInStream, CoLockObjectExternal, CoDisconnectObject, CoRevokeClassObject, CoRegisterClassObject, CoGetClassObject, CoUninitialize, CoInitializeEx, CoInitialize
oleaut32.dll
SysFreeString, SysReAllocStringLen, SysAllocStringLen, CreateErrorInfo, GetErrorInfo, SetErrorInfo, RegisterTypeLib, LoadTypeLibEx, SafeArrayUnaccessData, SafeArrayAccessData, SafeArrayUnlock, SafeArrayGetLBound, SafeArrayGetUBound, SafeArrayDestroy, SafeArrayPtrOfIndex, SafeArrayCreate, VariantChangeType, VariantCopy, VariantClear, VariantInit
shell32.dll
ShellExecuteA, SHFileOperationA, SHGetPathFromIDListA, SHGetDesktopFolder
shfolder.dll
SHGetFolderPathA
urlmon.dll
CoInternetGetSession
user32.dll
GetKeyboardType, DestroyWindow, LoadStringA, MessageBoxA, CharNextA, CreateWindowExW, CreateWindowExA, WindowFromDC, UpdateWindow, TranslateMessage, TranslateAcceleratorA, TrackPopupMenu, SystemParametersInfoA, ShowWindow, SetWindowRgn, SetWindowTextW, SetWindowTextA, SetWindowPos, SetWindowLongA, SetTimer, SetSystemCursor, SetPropA, SetMenuItemInfoA, SetMenuInfo, SetMenu, SetForegroundWindow, SetFocus, SetCursor, SetCapture, SetActiveWindow, SendMessageTimeoutA, SendMessageA, ScreenToClient, RemovePropA, RemoveMenu, ReleaseDC, ReleaseCapture, RegisterWindowMessageA, RegisterClassW, RegisterClassA, RedrawWindow, PostThreadMessageA, PostQuitMessage, PostMessageA, PeekMessageA, OffsetRect, MsgWaitForMultipleObjects, MoveWindow, MessageBeep, LoadMenuA, LoadImageA, LoadIconA, LoadCursorA, KillTimer, IsZoomed, IsWindowVisible, IsWindowEnabled, IsWindow, IsRectEmpty, IsIconic, InvalidateRgn, InvalidateRect, InsertMenuItemA, InflateRect, GetWindowThreadProcessId, GetWindowTextLengthW, GetWindowTextLengthA, GetWindowTextW, GetWindowTextA, GetWindowRect, GetWindowLongA, GetUpdateRgn, GetSystemMetrics, GetSystemMenu, GetSysColorBrush, GetSysColor, GetSubMenu, GetPropA, GetParent, GetWindow, GetMessageTime, GetMenuItemInfoW, GetMenuItemInfoA, GetMenuItemID, GetMenuItemCount, GetMenuInfo, GetKeyState, GetForegroundWindow, GetFocus, GetDesktopWindow, GetDC, GetCursorPos, GetClientRect, GetClassNameA, GetClassLongA, GetClassInfoW, GetClassInfoA, GetCapture, GetAsyncKeyState, GetActiveWindow, FindWindowExA, FillRect, EndPaint, EnableWindow, EnableMenuItem, DrawTextA, DrawIconEx, DrawFrameControl, DrawEdge, DispatchMessageA, DestroyMenu, DestroyIcon, DestroyCursor, DestroyAcceleratorTable, DeleteMenu, DefWindowProcW, DefWindowProcA, CreatePopupMenu, CreateMenu, CopyImage, ClientToScreen, CheckMenuRadioItem, CharUpperBuffW, CharNextW, CallWindowProcW, CallWindowProcA, BringWindowToTop, BeginPaint, AttachThreadInput, CharLowerBuffA, CharUpperBuffA, CharToOemA
version.dll
VerQueryValueA, GetFileVersionInfoSizeA, GetFileVersionInfoA
wininet.dll
InternetGetConnectedState, InternetSetOptionA, InternetReadFile, InternetOpenUrlA, InternetOpenA, InternetCrackUrlA, InternetConnectA, InternetCloseHandle, HttpSendRequestA, HttpQueryInfoA, HttpOpenRequestA, HttpAddRequestHeadersA, FtpFindFirstFileA, FindNextUrlCacheEntryA, FindFirstUrlCacheEntryA, FindCloseUrlCache, DeleteUrlCacheEntry
Export table
CheckDownload
CheckDownloadEx
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer
ProcessDownload
ProcessDownloadInno
ProcessDownloadWait
ProcessExport

ctbr.dll

Crawler Toolbar by Crawler (Signed)

Remove ctbr.dll
Version:   5.1.0.278
MD5:   e33e1d70f56ae0f97b6b19d9e94606f6
SHA1:   d6884f89f04ffc4c03711f25af5a0c4e19ccb194

What is ctbr.dll?

Crawler Toolbar Browser Object for Internet Explorer is the web browser extension. This extension or add-in is part of the common Crawler Toolbar framework that has the ability to intercept and manipulate web pages loaded. The Crawler Toolbar collects browser actions in order to redirect search queries to partners as well as provide advertisements. Crawler shares search histroy with thrid parties in order to deliver targeted advertising.

About ctbr.dll (from Crawler)

Extend your Internet Explorer® or Mozilla Firefox® with free Crawler Toolbar. Have fun, enhance your browsing experience and protect your computer and privacy. Enhance your Internet experience and y

DetailsDetails

File name:ctbr.dll
Publisher:Crawler.com
Product name:Crawler Toolbar
Description:Crawler Toolbar Browser Object
Typical file path:C:\Program Files\crawler\toolbar\ctbr.dll
File version:5.1.0.278
Size:1.17 MB (1,230,000 bytes)
Certificate
Issued to:Crawler
Authority (CA):VeriSign
Expiration date:Wednesday, December 11, 2013
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Crawler, LLC
  81% remove
Enhance your Internet experience and your computer's desktop environment with the easy-to-use, feature-packed, free Crawler Toolbar. Stay informed with news feeds from your favorite sources such as CNN or Yahoo. Get up-to-the-minute weather updates for forecasts, storms and traffic news. Crawler gives you a whopping 5GB of free Web mail space that includes data storage and notes. Receive 100 percent spam-free e-mails by using the Challe...
Crawler, LLC
  52% remove
Get current local and international weather information right on your desktop! View details about storms and traffic, graphic forecast, radar, maps and much more...
Crawler, LLC
  59% remove
During setup of this program the installer offers the user's the ability by default to install the potentially unwanted Crawler Toolbar.

BehaviorsBehaviors

Internet Explorer Browser Helper Object
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects'
  • BHO CLSID: {1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}
PROTOCOLS handlers
  • tbr

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 33.33%
Windows 7 Ultimate N 33.33%
Windows 7 Ultimate 16.67%
Windows 7 Professional 16.67%

Distribution by countryDistribution by country

United States installs about 100.00% of Crawler Toolbar.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Acer 100.00%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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