A tiny .rar file that claims to contain gigabytes of data is a classic sign of a zip bomb.
Files like this are frequently used to demonstrate how small archives can expand into massive amounts of data (similar to the famous 42.zip). 68x8.rar
If you have encountered this file, keep the following in mind: A tiny
Ensure the file comes from an official manufacturer or a reputable developer site. 68x8.rar