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hELLO ยท Designed By ์ •์ƒ์šฐ.
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[ DoPwn ] Week2 - "assembly" Write Up
๐Ÿ” ๋ณด์•ˆ,์ •๋ณด๋ณดํ˜ธ/๐Ÿ“˜ [STYDY] ๋ฆฌ๋ฒ„์‹ฑ

[ DoPwn ] Week2 - "assembly" Write Up

2021. 11. 30. 00:24
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๋ฌธ์ œ ์ด๋ฏธ์ง€

ํ•œ๊ธ€๋กœ ๋ช…์„ธ๋œ ๊ธฐ๋Šฅ์„ ์–ด์…ˆ๋ธ”๋ฆฌํ™” ์‹œํ‚ค๋Š” ๋ฌธ์ œ์˜€๋‹ค.

 

 

1. rax์— 0x77 ๊ฐ’์„ ๋Œ€์ž…ํ•ด๋ผ.

 

=> mov rax,0x77

 

2. rbx์— 0x88 ๊ฐ’์„ ๋Œ€์ž…ํ•ด๋ผ.

 

=> mov rbx,0x88

 

3. rcx์— 0x99 ๊ฐ’์„ ๋Œ€์ž…ํ•ด๋ผ.

 

=> mov rbx,0x88

 

4. rax -= 0x10

 

=> sub rax,0x10

 

 

๋ณ€ํ™˜๊ฒฐ๊ณผ

 

๋”ฐ๋ผ์„œ ์‚ฌ์ดํŠธ์— ํ˜•์‹์— ๋งž๊ฒŒ ๋„ฃ์œผ๋ฉด ๋œ๋‹ค

 

;)

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๋ฐ˜์‘ํ˜•

'๐Ÿ” ๋ณด์•ˆ,์ •๋ณด๋ณดํ˜ธ > ๐Ÿ“˜ [STYDY] ๋ฆฌ๋ฒ„์‹ฑ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[ DoPwn ] Week3 - "Part-time Job" Write Up  (0) 2021.12.05
[ DoPwn ] Week2 - "assemlator" Write Up  (0) 2021.11.30
[ DoPwn ] Week1 - "system" Write Up  (0) 2021.11.22
[ DoPwn ] Week1 - "Magic Spell" Write Up  (0) 2021.11.22
[ DoPwn ] Week1 - "Student ID" Write Up  (0) 2021.11.20
    '๐Ÿ” ๋ณด์•ˆ,์ •๋ณด๋ณดํ˜ธ/๐Ÿ“˜ [STYDY] ๋ฆฌ๋ฒ„์‹ฑ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
    • [ DoPwn ] Week3 - "Part-time Job" Write Up
    • [ DoPwn ] Week2 - "assemlator" Write Up
    • [ DoPwn ] Week1 - "system" Write Up
    • [ DoPwn ] Week1 - "Magic Spell" Write Up
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    ํ‹ฐ์Šคํ† ๋ฆฌํˆด๋ฐ”