Possible Duplicate: How do I find out which package owns a file?
How do I find out what Debian package a file came from?
dpkg -S /path/to/file
dpkg
user@host:~$ dpkg-query -S /bin/bash bash: /bin/bash
Where bash is the package name.
dpkgpackage... – Gert van den Berg Mar 26 '13 at 17:42