The mem.rar contents (or the resulting dump) are opened in a hex editor like WinHex.
: You can inspect the raw data or metadata of such archives using the WinRAR GUI "Info" page or forensic tools like ugrep --filter to search inside the compressed entity. Need to open, create, or convert a RAR file? - WinZip mem.rar
A write-up on its contents reveals it is part of a workflow to bypass specific emulator limitations or file-system errors (like RuntimeError ) during manual memory editing. The mem
: RAR (Roshal Archive) is a proprietary format that supports high-ratio data compression and error recovery. mem.rar