Should I block it?

28%
28% of PCs block this file from running.

VersionsAdditional versions

7.3.1.4082 9.38%
7.2.5.3111 90.63%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumKeyExW, RegQueryInfoKeyW, RegSetValueExW, RegDeleteValueW, RegDeleteKeyW, RegQueryValueW, CryptDestroyKey, CryptEncrypt, CryptImportKey, CryptReleaseContext, CryptAcquireContextW, ConvertStringSecurityDescriptorToSecurityDescriptorW, RegCreateKeyExW, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, GetSidSubAuthorityCount, IsValidSid, GetTokenInformation, OpenProcessToken, RegEnumValueW, GetSidSubAuthority
gdi32.dll
SetWindowOrgEx, FrameRgn, CreateRectRgnIndirect, GetTextExtentPointW, GetTextExtentPoint32W, SetViewportOrgEx, SetTextColor, GetTextMetricsW, GetStockObject, GetObjectW, CreateSolidBrush, CreateFontIndirectW, CreateCompatibleDC, CreateCompatibleBitmap, SelectObject, GetDeviceCaps, DeleteDC, DeleteObject, ExtTextOutW, SetBkMode, SetBkColor, Rectangle, CreateFontW, SetTextAlign, TextOutW, GetTextColor, GetTextExtentExPointW, GdiFlush, CreateDIBSection, StretchBlt, GetCurrentObject, GetCharWidthW, CreateRectRgn, CreateRoundRectRgn, GetViewportOrgEx, GetGlyphOutlineW, CreateDIBitmap, GetBitmapBits, SetROP2, MoveToEx, LineTo, CreatePen, BitBlt
kernel32.dll
DllMain
msimg32.dll
GradientFill, AlphaBlend
ole32.dll
CoTaskMemAlloc, CoTaskMemFree, CoTaskMemRealloc, CLSIDFromString, RevokeDragDrop, DoDragDrop, CoInitializeEx, ReleaseStgMedium, OleDuplicateData, CLSIDFromProgID, OleLockRunning, StringFromGUID2, CoInitialize, CoUninitialize, CoCreateInstance, RegisterDragDrop, OleInitialize, OleUninitialize, OleDraw, IIDFromString, CoCreateGuid, GetHGlobalFromStream, OleRun, CoGetClassObject, CreateStreamOnHGlobal
oleacc.dll
CreateStdAccessibleObject, LresultFromObject, ObjectFromLresult
shell32.dll
Shell_NotifyIconW, SHAppBarMessage, SHCreateDirectoryExW, SHGetFolderPathW, SHFileOperationW, ShellExecuteExW
shlwapi.dll
PathFileExistsW, PathIsDirectoryW, StrStrIW, PathFindFileNameW, SHDeleteKeyW
urlmon.dll
ObtainUserAgentString, CoInternetGetSession, CoInternetCompareUrl
user32.dll
DllMain
version.dll
GetFileVersionInfoW, VerQueryValueW, GetFileVersionInfoSizeW
wininet.dll
HttpSendRequestW, HttpAddRequestHeadersW, HttpOpenRequestW, InternetConnectW, InternetOpenW, InternetSetStatusCallbackW, HttpQueryInfoW, InternetTimeFromSystemTimeW, DeleteUrlCacheEntryW, CommitUrlCacheEntryW, InternetGetCookieExW, InternetCombineUrlW, InternetCanonicalizeUrlW, InternetReadFile, InternetCloseHandle, InternetTimeToSystemTimeW, CreateUrlCacheEntryW, InternetSetCookieW
winmm.dll
sndPlaySoundW, timeGetTime
ws2_32.dll
freeaddrinfo, getaddrinfo, WSAAddressToStringW
Export table
AfterInstallAction
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

bartab.dll

By OOO Yandex (Signed)

Remove bartab.dll
Version:   7.2.5.3111
MD5:   365f1cf5bb4ad46377c9ae155230a50d
SHA1:   546f51892227793124b1a3c012cfc386a5041da0
SHA256:   568f46f1d2d5465e2fdfa48fc7ef673f58477d1b57b6d8e97b6c0cbb588a3cc8

Overview

bartab.dll is loaded as dynamic link library that runs in the context of Internet Explorer. The file is digitally signed by OOO Yandex which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:bartab.dll
Typical file path:C:\Program Files\yandex\elements\bartab.dll
File version:7.2.5.3111
Size:2.95 MB (3,094,368 bytes)
Certificate
Issued to:OOO Yandex
Authority (CA):VeriSign
Effective date:Sunday, May 2, 2010
Expiration date:Thursday, May 2, 2013
Digital DNA
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Internet Explorer toolbars
Located in the registry at 'SOFTWARE\Microsoft\Internet Explorer\Toolbar'
  • CLSID: {91397D20-1446-11D4-8AF4-0040CA1127B6}
Internet Explorer web browsers
Located in the registry at 'SOFTWARE\Microsoft\Internet Explorer\Toolbar\WebBrowser'
  • CLSID: {91397D20-1446-11D4-8AF4-0040CA1127B6}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 40.63%
Microsoft Windows XP 25.00%
Windows 7 Home Basic 15.63%
Windows 7 Professional 6.25%
Windows 8 Single Language 6.25%
Windows 7 Home Premium 6.25%

Distribution by countryDistribution by country

Russia installs about 50.00% of bartab.dll.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 23.53%
Acer 17.65%
ASUS 17.65%
Sony 11.76%
Dell 11.76%
Hewlett-Packard 11.76%
GIGABYTE 5.88%
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