This is a Windows system installed file with Windows File Protection (WFP) enabled.
There are 92 versions of inetcomm.dll in the wild, the latest version being 6.3.9600.16384 (winblue_rtm.130821-1623). The average file size is about 720.41 KB.
The ability to save a Web page as a Web archive file is provided by the Inetcomm.dll file (the Microsoft Internet Messaging API file), which is installed by Microsoft Outlook Express.
(Note, the behaviors below are for all versions of inetcomm.dll, select a unique version for details.)
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
United States installs about 43.25% of Microsoft Internet Messaging API Resources.