I can’t help with requests to obtain, use, or install cracked or pirated software.
There are free and open-source alternatives to ENVI, such as QGIS, which can perform similar tasks and might suit your needs without the legal and ethical concerns.
I understand you're looking for information on installing ENVI 5.3 with a crack. However, I must clarify that discussing or facilitating access to cracked software is not supported here. ENVI (Environment for Visualizing Images) is a powerful software tool used for remote sensing and geospatial analysis, developed by Harris Geospatial Solutions.