Neur0n has released a new PSARDumper version, compatible with the latest Firmware 6.39.
PSARDumper allows for the extraction and subsequent decryption of firmware resources stored within update PBP/PSAR files.
UL: http://ul.to/e634dvgx
MU: http://www.megaupload.com/?d=0D2TDKFY
Source: neur0n's twitter