With Filestar you get 21 different skills for working productively with Game Cursor Resource (.dat) files.
About .Dat
Name
Game Cursor Resource
Extension
.dat
Format
Binary
Category
Game
Description
A game's cursor resource: a length-prefixed record name (such as CursorHand), a header declaring the picture's size (32x32 in the file seen) and a 32-bit BGRA raster, then a zero footer. Filestar extracts the picture as a PNG.