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 TOTAL DOWNLOADED
TASK INFO: ( Zik )
| Flash device type |
: USB Flash |
| Controller marking |
: PS2251-07 |
| Number of memory chips |
: 1 |
| Number of parts |
: 4 |
| Memory chip marking |
: F012808UCT1 |
| Memory chip ID |
: 0x983C99A3 |
| Capacity(Mb) |
: 131072 |
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SOLUTIONS: - Variant 1: (29.05.2023) Author: Zik [350]
Results of preparation:
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Initial memory chips (1) |
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Parts of memory chips (4) |
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Change order (New order 0) |
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Page XOR transformation (ID_XOR 2468) |
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Page size transformation |
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Split by block (Block Size 12288) |
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Join by block for pairs (Block Size 32) |
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Join by block for pairs (Block Size 64) |
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Join by dump |
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Rotation |
Algorithm of analysis:
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Block Number Type 1 [0000]| Marker Pos | 513 | | Block Size | 49152 | | Start analize | 0 | | Mask | 0xFCFC | | ID | 1234 | | Full Block | YES | | |
| Conditions |
| Pos | Mask | Act | Value | Result |
| 512 | 0x0F | - | 0x00 | = marker hi | | 513 | 0xFC | - | 0x00 | = marker med | | 514 | 0xFC | - | 0x00 | = marker low |
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