The name comes from the .EXE extension at the end of the program name; for example: XYZ.EXE. In DOS, if a program fits within 64K, it may be a COM file; for example: XYZ.COM. THIS DEFINITION IS ...

Check the File Name, Extension, Size, and Source Examining key attributes of a file can help you identify potentially malicious EXE files. Start by checking the file name and extension.