Create alternative data streams in Windows
How to create alternative data streams in Windows This video shows how to hide executables within other files without changing their functionality, size or look. Its used for a variety of reasons and is simple to do!
The video may be hard to see, so for the record, here is what I put into the command prompt:
type audacity.exe > test.txt:audacity.exe
and then:
start ./test.txt:audacity.exe