Decryption WD :(

please the result of hexdump -C kb.bin

00000000 57 44 76 31 8f e8 00 00 00 68 6f 74 00 00 00 00 |WDv1.....hot....|
00000010 00 00 00 00 00 00 f0 00 00 00 00 00 00 00 00 00 |................|
00000020 01 00 00 00 00 00 46 50 00 00 00 00 00 00 00 00 |......FP........|
00000030 00 02 ff 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000040 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000050 20 00 99 18 00 00 00 02 00 00 00 00 57 44 76 31 | ...........WDv1|
00000060 b0 a9 ac 07 7b 67 23 3b 44 07 8c 83 93 a1 37 7e |....{g#;D.....7~|
00000070 01 7f bb c6 4f 72 5d 97 6d ec 13 2d 3c e8 69 bc |....Or].m..-<.i.|
00000080 ff 39 47 cc 55 69 3d a8 c8 9d 4f 70 be 85 05 04 |.9G.Ui=...Op....|
00000090 e9 10 bb 5b 51 ab e0 ee ed 62 bd 45 a2 f8 2b 70 |...[Q....b.E..+p|
000000a0 ad 0d 35 9b 73 fb f0 6b 3b 7b 79 cd 0f 5d 4e 49 |..5.s..k;{y..]NI|
000000b0 ca 50 18 3b bc 70 3f 2c c9 ea 6e 4e 2b 75 bb 3a |.P.;.p?,..nN+u.:|
000000c0 9d a3 a3 44 bf fe 3a 28 94 ed ff 23 f9 38 31 be |...D..:(...#.81.|
000000d0 35 59 c4 da bd fc 13 24 a3 b9 58 fe 72 17 77 05 |5Y.....$..X.r.w.|
000000e0 50 16 00 24 8d 8d 7d 1f 51 ff 3a c1 b6 6f a7 4b |P..$..}.Q.:..o.K|
000000f0 0d 00 6f 4e 3c 78 24 16 fc b7 b4 6f 8b 6a e4 bd |..oN1.b.".,...Kj|
000001d0 a3 d8 84 ad 38 94 93 74 3e 33 37 d1 46 75 bd 5c |....8..t>37.Fu.\|
000001e0 38 fa 6f bf 3f e5 56 fa 6b 61 15 09 6b a1 5f 70 |8.o.?.V.ka..k._p|
000001f0 a3 8e a1 c0 64 ea 78 33 1e ba 7a 11 40 9b 01 b9 |....d.x3..z.@...|
00000200
does it means the whole disk encrypted ??
i have ordered new pcb with sata matched the requirement to access my data
i am also using external enclosure from sata to usb to fit my laptop
with ubuntu dist and vmware machine
the original pcb 2060-771801-002
the new one 771823