Microsoft OLE DLL – OLEAUT32.DLL
Oleaut32.dll is the Microsoft object linking and embedding (OLE) Dynamic Link Library. This file has been included as part of the operating system since the release of Windows 95. It is also included with the Visual Basic 5 and 6 runtime files. When installing a VB program, your oleaut32.dll may be overwritten with a newer version. If you overwrite this file with an older version, "oleaut file out of date" error messages may appear when installing a program and any program that needs a newer version will fail to run. In general, we'd recommend leaving this file in place.
Safe
Microsoft