If you want to move your MBOX file to PST format, then you can take help of third party MBOX to PST Converter tool. This software is also supports about 20+ MBOX email clients like AppleMail, Opera, Eudora etc. Get more information, visit from: http://www.mboxtopst.org
To convert Apple Mail, Thunderbird, Spicebird, LiveMail, Mulberry, OperaMail, SeaMonkey, MozillaMail, Entourage, Pocomail, Eudora, Netscape, Evolution, Sylpheed, ClawsMail, Cone, Mutt files, etc. email client applications MBOX files in Outlook PST, MSG, EML, RTF and in HTML file format, download MBOX to PST Converter Tool. Along with conversion of multiple mbox files software can repair them if they are corrupted.