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TOTAL DOWNLOADED
TASK INFO: ( lcoughey )
Flash device type |
: USB Flash |
Controller marking |
: PS2251-08-Q |
Number of memory chips |
: 2 |
Number of parts |
: 4 |
Memory chip marking |
: F012808UCT1 |
Memory chip ID |
: 0x983C99A3 |
Capacity(Mb) |
: 262144 |
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| DESCRIPTION: File system and data recovered 100%. |
ILLUSTRATIONS:
SOLUTIONS: - Variant 1: (15.04.2019) Author: lcoughey [62]
Results of preparation:
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Initial memory chips (2) |
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Parts of memory chips (8) |
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Page XOR transformation (ID_XOR 2469) |
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Page size transformation |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
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10 |
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15 |
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Split by block (Block Size 12288) |
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1 |
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30 |
31 |
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Split by dump (Dump number 2) |
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1 |
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31 |
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Sync By Marker |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
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Join by block for pairs (Block Size 32) |
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Join by block for pairs (Block Size 32) |
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Change order (New order 0) |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
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Split by dump (Dump number 2) |
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Join by block fo N sources (Block Size 128) |
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Rotation |
Algorithm of analysis:
- Variant 2: (07.04.2021) Author: Zik [343]
Results of preparation:
|
Initial memory chips (2) |
|
Parts of memory chips (8) |
|
Page XOR transformation (ID_XOR 2468) |
|
Page size transformation |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
|
Split by block (Block Size 12288) |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
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Split by dump (Dump number 2) |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
|
Sync By Marker |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
|
Join by block for pairs (Block Size 32) |
|
Join by block for pairs (Block Size 32) |
|
Change order (New order 0) |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
|
Split by dump (Dump number 2) |
|
Join by block fo N sources (Block Size 128) |
|
Rotation |
Algorithm of analysis:
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