sudo add-apt-repository ppa:colingille/freshlight
sudo apt-get update
sudo apt-get install winusb

Форматира първо и после инсталира iso файла

sudo winusb --format <iso path> <device>

Инсталира iso файла
sudo winusb --install <iso path> <partition>

Пример:

fdisk -l

Disk /dev/sda: 750.2 GB, 750156374016 bytes
255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0xabababab

Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048      206847      102400    7  HPFS/NTFS/exFAT
/dev/sda2          206848   204802047   102297600    7  HPFS/NTFS/exFAT
/dev/sda3       204802048   208996351     2097152    6  FAT16
/dev/sda4       208996352  1465145343   628074496   83  Linux

Disk /dev/sdd: 8127 MB, 8127512576 bytes
255 heads, 63 sectors/track, 988 cylinders, total 15874048 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xfdc01076

Device Boot      Start         End      Blocks   Id  System
/dev/sdd1   *          63    15872219     7936078+   b  W95 FAT32

winusb --format Windows.7.SP1.Ultimate.x86-x64.BG-EN.IE9.November.2011.Integrated.iso /dev/sdd

Formating device…
Mounting…
mount: warning: /media/winusb_iso_1380295897_9824 seems to be mounted read-only.
Copying…
Installing grub…
Installation finished. No error reported.
Installing grub.cfg…
Exiting…
Syncing…
Cleaning…