This is a Windows system installed file with Windows File Protection (WFP) enabled.
There are 57 versions of scrrun.dll in the wild, the latest version being 5.8.9600.16384. The average file size is about 162.5 KB. The programs Adobe Flash Player 11 ActiveX, Adobe Flash Player 10 Plugin and MKVBatch have been observed as installing specific variations of scrrun.dll.
The objects in the Scripting Runtime library provide easy access to the file system, and make reading and writing to a text file much simpler than it is in previous versions. You can use the Script Runtime library to manage such key file system components as disk drives, folders, and files. In addition, the Script Runtime library provides methods for reading from and writing to text files, for creating "dictionaries" (used to manage data within a script), and for encoding scripts.
(Note, the programs listed below are for all versions of Microsoft ® Script Runtime.)
(Note, the behaviors below are for all versions of scrrun.dll, select a unique version for details.)
Marked as a safe ActiveX control for Internet Explorer (digitally signed with script execution permission)
United States installs about 41.71% of Microsoft ® Script Runtime.