While individual users are rarely sued, corporations face serious penalties for unlicensed software. Using a portable repack on a work computer can get you fired or the company fined.
The term "REPACK" originates largely from the gaming and warez community (famously associated with groups like FitGirl). A repack is a compressed version of the original software that has been modified to save space and simplify installation. Idm Portable REPACK Download