that font can be anything! at that size, without anti-aliasing it is hard-to-impossible to tell.
check out the Pixel / Bitmap category and download whole bunch. Experiment and i am sure you will come up with a good one.
does this help:
http://www.peamarte.it/02/admin/admin.html
Its the Maintenance area font
Marzar
Does anyone know what font this is?
Marzar