mamth oya ophcrack software eka use kala. admin account eke password eka enne ne. hebei machan oke hash file eke id ekak enawa. anna eka hash decriptor kiyala ekak tiyenawa anna eken dcript karala balapan . samahara welawata goda. menna eke link eka
eka karann online hode
http://www.md5decrypter.co.uk/sha1-decrypt.aspx

meke kiyala thiyena wihihata karanna
http://www.elakiri.com/forum/showthread.php?t=1408965
oka weda karanne ne ban..
wada machan
meka umba download karala image eka bootable widihata gahagaththadha
.eta passe boot from cd widhihata settings hadhala cd eken boot karaganna ita passe password eka kadanna puluwan