X.rar -

: If the file is a "deep" archive (multi-part) and is corrupted, specialized utilities like Recovery Toolbox for RAR can perform deep scans of the archive structure to recover data. Extraction & Usage

: For security research, the Splunk Attack Analyzer can perform deep scans for risk scoring and resource analysis to see what's hidden inside. : If the file is a "deep" archive

If you are trying to analyze the contents of the archive without fully extracting it, or if you suspect it contains specific data, these tools offer "deep" inspections: these tools offer "deep" inspections: