๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

IDA1

[Dreamhack] rev-basic-0 WriteUp ๐Ÿ™ rev-basic-0 WriteUp 1. ๋ฌธ์ œ ์„ค๋ช… ํ™•์ธ ํ›„ ํŒŒ์ผ ๋‹ค์šด๋กœ๋“œ 2. ๋‹ค์šด๋ฐ›์€ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ ์‹คํ–‰ ํ›„ ์ž„์˜์˜ ๋ฌธ์ž์—ด ์ž…๋ ฅ --> Enter ์„ ํด๋ฆญํ•˜๋‹ˆ ํ”„๋กœ๊ทธ๋žจ์ด ์ข…๋ฃŒ๋จ์„ ํ™•์ธ 3. IDA ๋ฅผ ํ†ตํ•ด ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ ์˜คํ”ˆ 4. ๋ฌธ์ž์—ด ๊ฒ€์ƒ‰ ๊ธฐ๋Šฅ์„ ํ†ตํ•ด 'Correct' ๋ฉ”์‹œ์ง€ ๊ฒ€์ƒ‰ --> Wrong & Correct ๋ฉ”์‹œ์ง€ ๋ฐœ๊ฒฌ 5. ์œ„๋กœ ์Šคํฌ๋กคํ•˜๋‹ˆ ์ž…๋ ฅ๋ฐ›์€ ๋ฌธ์ž์—ด์„ ์ •๋‹ต๊ณผ ๋น„๊ตํ•˜๋Š” ๋ถ€๋ถ„ ๋ฐœ๊ฒฌ --> ์ •๋‹ต์€ "Compar3_the_str1ng" 6. ๋ฐœ๊ฒฌํ•œ FLAG ์ž…๋ ฅ --> ๋ฌธ์ œ ํ•ด๊ฒฐ ์„ฑ๊ณต 2023. 11. 19.

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