Windows Messenger

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"Windows Messenger" that belongs to "Messenger" made by "Microsoft Corporation"

Measures you can take regarding this program:

	Click this button to terminate the program. The program will be stopped and the system tray icon will disappear.
	Click this button to uninstall the program. The program will be removed from your computer following the proper uninstallation procedure.
	Click this button to remove this program from startup, so it will NOT get started every time you turn on your computer.

Description extracted from Wikipedia:

Click here for more tehnical info

{{TOCright}} Messenger is a person or thing that carries a message (see Courier). Messenger may also refer to:

Technical information:	Click here for description
Icon status	Invisible
Icon setting	Hidden when inactive
Executable file	C:\Program Files\Messenger\msmsgs.exe
Version	Version 4.7.3001
Parent process	C:\WINDOWS\explorer.exe
Can be uninstalled	No
Autorun	Started form registry
Key	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Value	MSMSGS
Encrypted	No
Size on disk	1.6 Mb
Minimum recorded memory usage	1.3 Mb
Average recorded memory usage	5.2 Mb
Maximum recorded memory usage	5.8 Mb
Date when maximum memory usage occured	19/02/2010 01:22:31
Minimum recorded CPU usage	0%
Average recorded CPU usage	0%
Maximum recorded CPU usage	44%
Date when maximum CPU usage occured	19/02/2010 09:34:23
Started at	20/02/2010 09:43:06
Total CPU time	0 seconds
Imported functions	[+] Imported from msvcrt.dll [-] Imported from msvcrt.dll abort _wtoi _ftol wcsncpy __CxxFrameHandler vswprintf sprintf _CxxThrowException tolower realloc memset fread strncpy _vscwprintf _setjmp3 longjmp _mbsstr time fprintf _iob strtod _CIpow _wcsnicmp _wcsicmp wcscmp wcsspn wcscspn _strlwr strtok ??1type_info@@UAE@XZ _controlfp _onexit __dllonexit __set_app_type __p__fmode __p__commode _adjust_fdiv __setusermatherr _initterm __getmainargs _acmdln exit _cexit _XcptFilter _exit _c_exit memmove wcslen _wcslwr wcsrchr malloc _purecall ??2@YAPAXI@Z ??3@YAXPAX@Z free ?terminate@@YAXXZ _except_handler3 [+] Imported from ADVAPI32.dll [-] Imported from ADVAPI32.dll OpenThreadToken ImpersonateSelf RegDeleteKeyA RegCreateKeyExA RegOpenKeyExA CryptAcquireContextW CryptCreateHash CryptHashData CryptGetHashParam CryptDestroyHash CryptReleaseContext RegisterEventSourceW ReportEventW DeregisterEventSource RegDeleteKeyW RegEnumKeyW RegQueryInfoKeyW RegDeleteValueA RegDeleteValueW RegQueryValueExA RegQueryValueExW RegSetValueExA RegSetValueExW RegCreateKeyExW RegFlushKey OpenProcessToken RegCloseKey RegOpenKeyExW AllocateAndInitializeSid InitializeSecurityDescriptor GetLengthSid InitializeAcl AddAccessAllowedAce SetSecurityDescriptorDacl FreeSid RevertToSelf AccessCheck IsValidSecurityDescriptor SetSecurityDescriptorOwner SetSecurityDescriptorGroup RegEnumKeyA [+] Imported from KERNEL32.dll [-] Imported from KERNEL32.dll GetProcessHeap HeapSize HeapReAlloc HeapFree HeapAlloc HeapDestroy GetVersionExA GetStartupInfoA GetModuleHandleA UnhandledExceptionFilter GetCurrentProcess TerminateProcess QueryPerformanceCounter IsValidLocale LoadLibraryA GetCurrentProcessId GetUserDefaultLCID lstrcpynA GetCurrentDirectoryW GetWindowsDirectoryW SetCurrentDirectoryW GetDateFormatW GetTimeFormatW GetSystemTimeAsFileTime GetLocalTime SystemTimeToFileTime ExpandEnvironmentStringsW FindFirstFileW GetTempPathW GetTempFileNameW GetModuleFileNameW FindResourceExW FindResourceW LoadResource LockResource SizeofResource FormatMessageW GetSystemDefaultUILanguage GlobalMemoryStatus CreateDirectoryW GlobalFree GetFileAttributesW MulDiv CreateEventA SetUnhandledExceptionFilter GetCommandLineW GetModuleHandleW WideCharToMultiByte VirtualAlloc VirtualFree GetTempFileNameA GetWindowsDirectoryA FileTimeToSystemTime ExpandEnvironmentStringsA SearchPathA GetTempPathA GetFileAttributesA CopyFileA CreateFileA DeleteFileA CompareFileTime CompareStringA GetLocaleInfoW FormatMessageA GetSystemTime IsBadStringPtrA IsBadStringPtrW IsBadWritePtr ResumeThread TerminateThread WaitForMultipleObjects GetSystemDefaultLCID lstrcpyW SetLastError FlushInstructionCache lstrcmpiA lstrcmpA SetFilePointer MoveFileExW SetErrorMode CreateFileMappingA CreateMutexA DuplicateHandle CreateProcessW ReleaseMutex GlobalLock GlobalUnlock VirtualQuery GetSystemInfo GetVersion VirtualProtect FindClose MoveFileW LocalAlloc IsDBCSLeadByteEx GlobalAlloc SetThreadLocale CreateFileMappingW OpenFileMappingW MapViewOfFile UnmapViewOfFile LocalFree OpenEventW SetEvent ResetEvent DeleteFileW CompareStringW WriteFile ReadFile lstrcpynW lstrcmpW lstrlenW lstrcmpiW CreateFileW GetLastError GetFileSize MultiByteToWideChar LoadLibraryW GetProcAddress FreeLibrary GetTickCount lstrlenA LeaveCriticalSection EnterCriticalSection GetCurrentThreadId Sleep CreateEventW CreateThread InterlockedDecrement InterlockedIncrement WaitForSingleObject CloseHandle DeleteCriticalSection InitializeCriticalSection GetCurrentThread FindResourceA InterlockedExchange GetACP GetLocaleInfoA GetThreadLocale RaiseException GetVersionExW [+] Imported from GDI32.dll [-] Imported from GDI32.dll CreatePalette Ellipse GetClipRgn CreateRectRgn SelectClipRgn CreateDCW LPtoDP SaveDC SetWindowOrgEx SetViewportOrgEx GetSystemPaletteEntries GetPaletteEntries BitBlt CreateCompatibleBitmap LineTo MoveToEx CreatePen SetDIBits GetDIBits EnumFontFamiliesExW CreateFontIndirectW DPtoLP SetBkMode GetTextExtentPoint32W FillRgn CreatePolygonRgn GetTextMetricsW Polygon CreateBitmap IntersectClipRect GetClipBox SetTextAlign GetTextAlign ExcludeClipRect Rectangle GetMapMode SetMapMode GetViewportExtEx GetWindowExtEx CreateRectRgnIndirect RestoreDC GetStockObject GetLayout SetLayout StretchBlt GetDIBColorTable SetTextColor SetBkColor CreateHalftonePalette SelectPalette RealizePalette CreateSolidBrush DeleteObject GetDeviceCaps CreateDIBSection GetObjectW SetDIBColorTable SelectObject DeleteDC CreateCompatibleDC [+] Imported from USER32.dll [-] Imported from USER32.dll CreateWindowExW CharUpperA GetClassInfoExA RegisterClassExA CreateWindowExA LoadMenuW GetDlgItemInt SetDlgItemInt CheckRadioButton LoadIconW CheckDlgButton LoadBitmapW CreateDialogParamW GetWindowLongA SetWindowLongA IsDlgButtonChecked CloseWindow GetDlgCtrlID DrawEdge GetLastActivePopup GetAsyncKeyState GetScrollInfo CreateAcceleratorTableW CharNextW GetClassNameW DestroyAcceleratorTable InvalidateRgn SetCapture GetWindowTextW SetWindowTextW SetDlgItemTextW ScreenToClient LoadStringA ModifyMenuW SetCursorPos MessageBoxW IsDialogMessageW MessageBeep SetWindowPos SetRectEmpty CreatePopupMenu BeginDeferWindowPos EndDeferWindowPos LoadBitmapA RegisterClassW RegisterWindowMessageW GetDoubleClickTime SetMenuDefaultItem MoveWindow GetForegroundWindow TrackPopupMenuEx DestroyIcon LoadImageA TrackPopupMenu GetSysColor DrawTextW GetSystemMetrics SetParent LoadIconA LoadMenuA SetMenu SetWindowPlacement UpdateWindow AdjustWindowRect LoadCursorA SetCursor RedrawWindow DialogBoxParamW GetDlgItemTextW GetDlgItem EndDialog EnableWindow SendMessageW GetKeyState GetFocus GetNextDlgTabItem CheckMenuItem GetMenuItemID GetMenuItemCount EnableMenuItem RemoveMenu InsertMenuItemW CheckMenuRadioItem DeleteMenu SetMenuItemInfoW GetCursorPos GetMenu GetSubMenu IsMenu GetMenuItemInfoW DestroyMenu GetParent FindWindowExW GetWindowRect DrawAnimatedRects IsZoomed IsWindow ShowWindow IsWindowVisible GetWindowPlacement SetPropA GetPropA CallWindowProcW RemovePropA SetForegroundWindow InvalidateRect GetSysColorBrush FillRect GetClientRect GetDC ReleaseDC SetFocus OpenInputDesktop GetUserObjectInformationW CloseDesktop FindWindowW CharPrevW PostQuitMessage GetClassInfoExW RegisterClassExW ReleaseCapture DestroyWindow DefWindowProcW LoadStringW GetWindowLongW SetWindowLongW KillTimer SetTimer PostMessageW PostThreadMessageW GetMessageW TranslateMessage DispatchMessageW UnregisterClassW IsClipboardFormatAvailable GetDialogBaseUnits DrawMenuBar IsIconic FlashWindow GetMenuState wsprintfW IsChild EqualRect IsWindowEnabled EnumChildWindows MessageBoxIndirectW EndPaint BeginPaint SystemParametersInfoW SendDlgItemMessageW PeekMessageW LoadCursorW GetWindowDC LoadImageW DrawFocusRect InflateRect OffsetRect DeferWindowPos GetUpdateRect GetWindow PtInRect GetWindowTextLengthW GetDesktopWindow UnhookWindowsHookEx GetLastInputInfo CallNextHookEx SetWindowsHookExW MapWindowPoints ClientToScreen SetRect AdjustWindowRectEx MsgWaitForMultipleObjects GetMessageTime IntersectRect WindowFromDC ValidateRect UnionRect SetWindowRgn [+] Imported from WSOCK32.dll [-] Imported from WSOCK32.dll Imported by ordinals: 1,2,3,4,6,8,9,10,11,13,14,15,16 17,18,19,20,21,23,52,57,101,103 108,111,115,116 [+] Imported from ole32.dll [-] Imported from ole32.dll StgOpenStorageOnILockBytes IIDFromString CoInitialize CoUninitialize StringFromCLSID CoGetClassObject OleLockRunning OleFlushClipboard OleRegGetMiscStatus CreateOleAdviseHolder OleRegGetUserType OleRegEnumVerbs OleSaveToStream WriteClassStm OleLoadFromStream CreateILockBytesOnHGlobal StgCreateDocfileOnILockBytes OleCreateStaticFromData OleRun DoDragDrop CoTaskMemAlloc CoCreateGuid CoTaskMemFree StringFromGUID2 CreateStreamOnHGlobal CLSIDFromString CLSIDFromProgID RegisterDragDrop RevokeDragDrop CoCreateInstance CoRegisterClassObject CoRevokeClassObject OleUninitialize OleInitialize GetHGlobalFromILockBytes [+] Imported from OLEAUT32.dll [-] Imported from OLEAUT32.dll Imported by ordinals: 2,4,6,7,8,9,10,12,16,17,18,19,20 23,24,25,32,149,150,161,162,176 411,417,420 [+] Imported from COMCTL32.dll [-] Imported from COMCTL32.dll CreateToolbarEx ImageList_Add ImageList_DrawEx ImageList_GetIcon ImageList_Destroy ImageList_Draw ImageList_EndDrag ImageList_BeginDrag ImageList_DragEnter ImageList_DragMove ImageList_DragLeave CreateStatusWindowW PropertySheetW ImageList_Remove ImageList_AddMasked ImageList_Create Imported by ordinals: 8,17 [+] Imported from comdlg32.dll [-] Imported from comdlg32.dll GetOpenFileNameW GetSaveFileNameW ChooseFontW [+] Imported from SHELL32.dll [-] Imported from SHELL32.dll ShellExecuteW DragQueryFileW SHGetFolderPathW Shell_NotifyIconW Shell_NotifyIconA SHAppBarMessage DragFinish DragAcceptFiles SHGetPathFromIDListW SHBrowseForFolderW SHGetMalloc ShellExecuteExW [+] Imported from VERSION.dll [-] Imported from VERSION.dll GetFileVersionInfoSizeW GetFileVersionInfoW GetFileVersionInfoA GetFileVersionInfoSizeA VerQueryValueA VerQueryValueW [+] Imported from WINMM.dll [-] Imported from WINMM.dll PlaySoundW waveInGetNumDevs waveOutGetNumDevs [+] Imported from SHLWAPI.dll [-] Imported from SHLWAPI.dll StrCmpIW SHGetValueW StrCmpNW StrChrW StrStrW StrToIntExW StrStrIW StrCatBuffW StrPBrkW wnsprintfW StrTrimW StrRChrW wnsprintfA StrChrA StrStrA StrStrIA StrCmpNA StrTrimA StrCatBuffA StrRChrA StrCpyNW SHGetInverseCMAP StrCmpNIW Imported by ordinals: 176 [+] Imported from gdiplus.dll [-] Imported from gdiplus.dll GdipFree GdipDeleteGraphics GdipDisposeImage GdipGetImageWidth GdipGetImageHeight GdipGetImagePixelFormat GdipGetImagePaletteSize GdipGetImagePalette GdipCreateBitmapFromFile GdipCreateBitmapFromFileICM GdipCreateBitmapFromScan0 GdipBitmapLockBits GdipBitmapUnlockBits GdiplusStartup GdipDrawImageI GdipGetImageGraphicsContext GdipAlloc GdipCloneImage GdipCreateBitmapFromStreamICM GdipCreateBitmapFromStream GdiplusShutdown [+] Imported from MSIMG32.dll [-] Imported from MSIMG32.dll AlphaBlend TransparentBlt [+] Imported from NETAPI32.dll [-] Imported from NETAPI32.dll NetApiBufferFree NetGetJoinInformation [+] Imported from WININET.dll [-] Imported from WININET.dll InternetReadFile InternetOpenUrlW InternetSetStatusCallbackW InternetOpenW HttpQueryInfoW InternetCloseHandle InternetCrackUrlW ResumeSuspendedDownload HttpSendRequestW GetUrlCacheEntryInfoW InternetOpenA InternetConnectW InternetSetOptionW HttpOpenRequestW InternetSetOptionA InternetCanonicalizeUrlW [+] Imported from cryptdll.dll [-] Imported from cryptdll.dll MD5Init MD5Final MD5Update [+] Imported from iphlpapi.dll [-] Imported from iphlpapi.dll GetAdaptersInfo
Some relevant texts from the exe file	[+] Click here for more details [-] Click here to hide details POST http://%s%s?%s https://nexus.passport.com/rdr/pprdr.asp http://g.msn.com http://sqm.microsoft.com/sqm/WM/sqmserver.dll !This program cannot be run in DOS mode. msvcrt.dll ADVAPI32.dll KERNEL32.dll USER32.dll WSOCK32.dll ws2_32.DLL OLEAUT32.dll COMCTL32.dll comdlg32.dll SHELL32.dll VERSION.dll SHLWAPI.dll gdiplus.dll MSIMG32.dll NETAPI32.dll WININET.dll cryptdll.dll iphlpapi.dll Software\Microsoft\MessengerService ProxyState SOCKS5Username EnableIdleDetect IdleThreshold AutoReconnectMaxDelay MIME-Version: 1.0 Content-Type: text/x-msmsgsinvite; charset=UTF-8 application/x-msmsgsspmessage Application-Name: Application-GUID: Application-URL: Application-File: Application-FileSize: Invitation-Command: Invitation-Cookie: Cancel-Code: Launch-Application: Request-Data: IP-Address: IP-Address-Internal: PortX-Internal: Connectivity: AuthCookie: REJECT_NOT_INSTALLED OUTBANDCANCEL Microsoft RTC Instant Messaging Microsoft Exchange Instant Messaging DSBuddyListSaved DSBuddyListLoaded ContactListPath <?xml version=""1.0""?> <service name=""%s""> <contactlist> </contactlist> contactlist Software\Microsoft\MessengerService\Policies SYSTEM\CurrentControlSet\Control\Terminal Server DisableCrossPromo DisableUpdates ExchangeConn DefaultNTLMDomain Software\Policies\Microsoft\Messenger\Client Software\Policies\Microsoft\Conferencing PreventAutoRun PreventAutoUpdate DisablePC2PCAudio DisableVideo DisablePC2Phone DisableFileTransfer DisableCollaborationApps NoNewWhiteBoard NoAppSharing PC2PCAVEncryption fAllowToGetHelp DisableInkIM ConfigurationMode SavePassword WinXPRunCount SOFTWARE\Microsoft\MessengerService\Clients InstallationDirectory CoAllowSetForegroundWindow background automation Global\MSMSGS.EXE Event MSGSLANG.DLL XPOB2RES.DLL CoSuspendClassObjects D:(A;;0x00120000;;;IU) .Default\AppEvents\EventLabels\MSMsgs_NewMessage AppEvents\EventLabels\MSMsgs_NewMail .Default\AppEvents\EventLabels\MSMsgs_NewMail .Default\AppEvents\EventLabels\MSMsgs_NewAlert AppEvents\EventLabels\MSMsgs_ContactOnline .Default\AppEvents\Schemes\Apps\MSMsgs WindowRect DemoSelfIM TrayNotifyWnd DataCollectionSampledOut \Windows Messenger custsat.dll msmsgs.exe Hardware\Description\System\CentralProcessor\0 HiddenWindowClass TryWindowsMsgrShutdown MSBLUIManager SOFTWARE\Clients\Mail SOFTWARE\Clients\Mail\%s\shell\open\command Software\Microsoft\Windows\CurrentVersion\Run /background AppSettings SharePassportCredentials DisableTabs FirstTimeUser AddToFirewallExceptionList Software\Microsoft\RTCIMSP text/plain; charset=UTF-8 text/plain text/html; charset=UTF-8 application/x-ms-ink X-MMS-IM-Format: TypingUser: text/x-msmsgssystemmessage; charset=UTF-8 application/x-msmsgssystemmessage text/x-msmsgsprofile; charset=UTF-8 text/x-msmsgsprofile text/x-aimwarning MSMSGS_ContactOnline DllGetVersion AssocIsDangerous LCOMCTL32.DLL NOTIFICATION/MSG/BODY NOTIFICATION NOTIFICATION/MSG/ACTION NOTIFICATION/MSG/SUBSCR text/x-msmsgsemailnotification; charset=UTF-8 text/x-msmsgsemailnotification application/x-msmsgsemailnotification text/x-msmsgsinitialemailnotification name=""creds"" value="" NOTIFICATION/MSG NOTIFICATION/TO %%windir%%\help\MUI\%04x\%s WindowsMessenger HNetCfg.FwAuthorizedApplication %ProgramFiles%\messenger\msmsgs.exe InternetSetOptionA NOTIFICATION/FROM NOTIFICATION/MSG/BODY/TEXT PerPassportSettings \Microsoft\Windows Messenger tel\shell\open\command URL:Telephony Protocol IsInstalled UsedGroupsView SetProcessWorkingSetSize tooltips_class32 UserMicrosoft RTC Instant Messaging Software\Clients\IM\Windows Messenger\InstallInfo SYSTEM\CurrentControlSet\Control\Windows CSDVersion IconsVisible \VarFileInfo\Translation _TrackMouseEvent wtsapi32.dll WTSRegisterSessionNotification sensapi.dll IsNetworkAlive WTSQuerySessionInformationW GradientFill Software\Microsoft\Internet Explorer\ (MSN/Windows) Messenger Service \MsiExec.Exe Animated BMP %s\Microsoft Shared\DW\dw20.exe -x -s %u Windows Messenger abcdefghijklmnopqrstuvwabcdefghi ForceAutodial EnableAutodial RasGetAutodialParamW RasGetAutodialEnableW lineGetTranslateCapsW rasapi32.dll tapi32.dll Global\MESSENGERINUSE MESSENGERINUSE WinVerifyTrust wintrust.dll BgDlErrCount Messenger Update rundll32.exe CoInitializeSecurity calendar.msn.com hotmail.msn.com hotmail.com ProxyTimeout User-Agent: MSMSGS UseOldEchoTest EchoPortManager Content-Type: application/x-www-form-urlencoded PassportWizard UseKeyring CreateMD5SSOHash CredUIStoreSSOCredW CredUIReadSSOCredW credui.dll CryptUnprotectData CryptProtectData crypt32.dll CryptReleaseContext CryptImportKey CryptAcquireContextA Microsoft Base Cryptographic Provider v1.0 CurrentSkin uxtheme.dll IsThemeActive DrawThemeBackground CloseThemeData OpenThemeData zlib version error zlib memory error Unknown zlib error Missing PLTE before IDAT Missing IHDR before IDAT PNG file corrupted by ASCII conversion Not a PNG file Extra compressed data Decompression error Not enough image data Invalid attempt to read row data Too many IDAT''s found Image is too high to process with png_read_png() Too many bytes for PNG signature. Potential overflow in png_zalloc() Call to NULL read function Read Error same structure. Resetting write_data_fn to NULL. incorrect length check incorrect data check invalid distance too far back invalid distance code invalid literal/length code invalid distances set invalid literal/lengths set invalid bit length repeat invalid code lengths set too many length or distance symbols invalid stored block lengths invalid block type header crc mismatch unknown header flags set incorrect header check invalid window size unknown compression method Out of Memory! 0123456789ABCDEFlibpng error: %s libpng error: %s, offset=%d libpng error no. %s: %s libpng warning no. %s: %s Unknown zTXt compression type %d Not enough memory for text. Incomplete compressed datastream in %s chunk Data error in compressed datastream in %s chunk Buffer error in compressed datastream in %s chunk Not enough memory to decompress chunk Not enough memory to decompress chunk.. Not enough memory to decompress chunk. invalid chunk type Ignoring bad adaptive filter type Row has too many bytes to allocate in memory. PNG unsigned integer out of range. Invalid IHDR chunk Out of place IHDR Truncating incorrect info tRNS chunk length Truncating incorrect tRNS chunk length Invalid palette chunk Ignoring PLTE chunk in grayscale PNG Duplicate PLTE chunk Invalid PLTE after IDAT Missing IHDR before PLTE Incorrect IEND chunk length No image in file Ignoring gAMA chunk with gamma=0 Incorrect gAMA chunk length Duplicate gAMA chunk Out of place gAMA chunk Invalid gAMA after IDAT Missing IHDR before gAMA Incorrect sBIT chunk length Duplicate sBIT chunk Out of place sBIT chunk Invalid sBIT after IDAT Missing IHDR before sBIT Invalid cHRM white point Invalid cHRM red point Invalid cHRM green point Invalid cHRM blue point Incorrect cHRM chunk length Duplicate cHRM chunk Missing PLTE before cHRM Invalid cHRM after IDAT Missing IHDR before cHRM Unknown sRGB intent Incorrect sRGB chunk length Duplicate sRGB chunk Out of place sRGB chunk Invalid sRGB after IDAT Missing IHDR before sRGB Profile size field missing from iCCP chunk Ignoring truncated iCCP profile. Ignoring nonzero compression type in iCCP chunk Malformed iCCP chunk Duplicate iCCP chunk Out of place iCCP chunk Invalid iCCP after IDAT Missing IHDR before iCCP sPLT chunk requires too much memory sPLT chunk has bad length malformed sPLT chunk Invalid sPLT after IDAT Missing IHDR before sPLT tRNS chunk not allowed with alpha channel Zero length tRNS chunk Missing PLTE before tRNS Incorrect tRNS chunk length Duplicate tRNS chunk Invalid tRNS after IDAT Missing IHDR before tRNS Incorrect bKGD chunk index value Incorrect bKGD chunk length Duplicate bKGD chunk Missing PLTE before bKGD Invalid bKGD after IDAT Missing IHDR before bKGD Incorrect hIST chunk length Duplicate hIST chunk Missing PLTE before hIST Invalid hIST after IDAT Missing IHDR before hIST Duplicate pHYs chunk Invalid pHYs after IDAT Incorrect pHYs chunk length Missing IHDR before pHYs Duplicate oFFs chunk Invalid oFFs after IDAT Incorrect oFFs chunk length Missing IHDR before oFFs No memory for pCAL params. Unrecognized equation type for pCAL chunk Invalid pCAL parameters for equation type Duplicate pCAL chunk Invalid pCAL after IDAT No memory for pCAL purpose. Missing IHDR before pCAL malformed height string in sCAL chunk malformed width string in sCAL chunk Duplicate sCAL chunk Invalid sCAL after IDAT Out of memory while processing sCAL chunk Missing IHDR before sCAL Duplicate tIME chunk Incorrect tIME chunk length Out of place tIME chunk Insufficient memory to process text chunk. Not enough memory to process text chunk. No memory to process text chunk. Missing IHDR before tEXt Insufficient memory to store zTXt chunk. Not enough memory to process zTXt chunk. Unknown compression type in zTXt chunk Zero length zTXt chunk Out of memory processing zTXt chunk. Missing IHDR before zTXt unknown critical chunk Extra compression data Extra compressed data. @png_do_dither returned rowbytes=0 png_do_rgb_to_gray found nongray pixel NULL row buffer for row %ld, pass %d incompatible version buffer error insufficient memory data error stream error file error need dictionary inflate 1.2.1 Copyright 1995-2003 Mark Adler ASetting gamma=0 Limiting gamma to 21474.83 Setting negative gamma to zero Insufficient memory for hIST chunk data. Palette size 0, hIST allocation skipped. Unknown filter method in IHDR Unknown compression method in IHDR Unknown interlace method in IHDR Invalid color type/bit depth combination in IHDR Invalid color type in IHDR Invalid bit depth in IHDR Width is too large for libpng to process pixels Invalid image size in IHDR image size exceeds user limits in IHDR Image width or height is zero in IHDR Insufficient memory for pCAL parameter. Insufficient memory for pCAL params. Insufficient memory for pCAL units. Insufficient memory for pCAL purpose. ?Insufficient memory to process iCCP profile. Insufficient memory to process iCCP chunk. iTXt chunk not supported. No memory for sPLT palettes. Out of memory processing unknown chunk. Out of memory while processing unknown chunk. Control Panel\Desktop ScrnSave.exe ScreenSaveActive EnableBusyDetect Messenger ISensLogon Subscription CActivityMonitor::Window WTSUnRegisterSessionNotification CSessionMonitor::Window WTSWaitSystemEvent EventSystem.EventSubscription SubscriptionID == %s Messenger ISensNetwork Subscription ulConnectionMadeTypeNoQOC MessengerGuid MessengerPrivateGuid MsgrSessionManagerGuid isDotNetProvider MSBLInfoBar TaskListState WindowsScreenSaverClass MSBLPopupMsgWClass GroupStateCacheU Microsoft.Messenger.ToastSemaphore TabShowHide contenturl notificationid msntabsettings oemtotallimit oemdisplaylimit PluginHostClass PluginSite Emoticon popup MSBLSidebar DSIMUnBlock IMWindowRect IMWindowMax ShowEmoticons IM Save Directory MIME-Version: IMWindowClass Barrel Switch WM_ATLGETCONTROL WM_ATLGETHOST AXWIN Frame Window AXWIN UI Window RICHED32.DLL RICHED20.DLL VerQueryValueW GetFileVersionInfoW GetFileVersionInfoSizeW WWVERSION.dll MESSENGERHEADLINE Context-Data: Messenger Initiated Session \rcImLby.exe Capabilities: VIDEO_ENDED SOFTWARE\Microsoft\Conferencing PreferSecureOutgoingCalls RequireSecureIncomingCalls CallSecurity EnableSIPHighSecurityMode Video Parent auth=""basic"" sip:%s@%s;user=phone Dummy Video Parent MsblVoiceControls Session-Protocol: Session-ID: VoiceConfig cancelpending statuscode passport-site site-config accountstatus VSPWrapper Hidden appshare@msnmsgr.com Microsoft.RTCContainer SetProcessDefaultLayout Software\Microsoft\MessengerService\PhoneMRU LastCalledCountry e450.voice.microsoft.com PhoneAlwaysOnTop PhoneWindowRect MsgsPhoneWindowClass xpwhyfileblocked.htm

Description extracted from Wikipedia:

Technical information: