Corrupting BCD, placing random text files on the desktop, Deleting SysWOW64, Systm32, WinSxS, task manager, command prompt, registry editor, corrupting system files, renaming protected system files, corrupting it's way trough it's registry by renaming and deleting and changing values and deleted LogonUI, corrupting the MBR (Master Boot Record), corrupting drivers & etc! and a critical system process!
Credit to anyone!