際際滷

際際滷Share a Scribd company logo

Write up reverse200

Yuichi Nagayama
Yuichi Nagayama
1 of 14
Download to read offline
1
2
3
4
5
6
7
8
9
10
11
12
13
14
AEOI CTF Quals 2013 Reverse 200
Reverse 200 ¢ }猟は What is the flag ? のみ ¢ find_prime_again.txt というファイルをダウンロ`ド する
Reverse 200 ¢ とりあえず採のファイルなのか{べる ¢ file find_prime_again.txt
Reverse 200 ¢ ファイル兆のとおり、殆方を登eしているみたい
Reverse 200 ¢ プログラムだけどストライプされていて愚初 ¢ とりあえず剃アセンブルとかデバッガとかを旋喘して盾 裂していく ¢ gdb とか objdump とか
Reverse 200 ¢ 採かファイル_いている ¢ 及匯哈方はファイルのパス
Reverse 200 ¢ /tmp/flag.dat というファイルを_いている
Reverse 200 ¢ きzんで]じている ¢ きzんでいる坪否とgHにきzまれた坪否を_ Jする。
Reverse 200 ¢ きzまれる坪否ときzまれた坪否 ¢ this is NOT flag!!!!
ちょっと敬ばします
Reverse 200 ¢ 採かg佩rには柵ばれていなかったv方があった
Reverse 200 ¢ 秘薦を箔められたrに秘れた方と 0x1935c8b7 という方を曳べて匯崑したらv方が 柵ばれるようになっている
Reverse 200 ¢ 0x1935c8b7(422955191) を秘薦してみる
Reverse 200 ¢ 0x1935c8b7(422955191) を秘薦してみる ¢ やったぜ

More Related Content

Featured (20)

PDF
2024 Trend Updates: What Really Works In SEO & Content Marketing
Search Engine Journal
?
PDF
Storytelling For The Web: Integrate Storytelling in your Design Process
Chiara Aliotta
?
PDF
Artificial Intelligence, Data and Competition C SCHREPEL C June 2024 OECD dis...
OECD Directorate for Financial and Enterprise Affairs
?
PDF
How to Leverage AI to Boost Employee Wellness - Lydia Di Francesco - SocialHR...
SocialHRCamp
?
PDF
2024 State of Marketing Report C by Hubspot
Marius Sescu
?
PDF
Everything You Need To Know About ChatGPT
Expeed Software
?
PDF
Product Design Trends in 2024 | Teenage Engineerings
Pixeldarts
?
PDF
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
?
PDF
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
marketingartwork
?
PDF
Skeleton Culture Code
Skeleton Technologies
?
PDF
PEPSICO Presentation to CAGNY Conference Feb 2024
Neil Kimberley
?
PDF
Content Methodology: A Best Practices Report (Webinar)
contently
?
PPTX
How to Prepare For a Successful Job Search for 2024
Albert Qian
?
PDF
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
?
PDF
Trends In Paid Search: Navigating The Digital Landscape In 2024
Search Engine Journal
?
PDF
5 Public speaking tips from TED - Visualized summary
SpeakerHub
?
PDF
ChatGPT and the Future of Work - Clark Boyd
Clark Boyd
?
PDF
Getting into the tech field. what next
Tessa Mero
?
PDF
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Lily Ray
?
PDF
How to have difficult conversations
Rajiv Jayarajah, MAppComm, ACC
?
2024 Trend Updates: What Really Works In SEO & Content Marketing
Search Engine Journal
?
Storytelling For The Web: Integrate Storytelling in your Design Process
Chiara Aliotta
?
Artificial Intelligence, Data and Competition C SCHREPEL C June 2024 OECD dis...
OECD Directorate for Financial and Enterprise Affairs
?
How to Leverage AI to Boost Employee Wellness - Lydia Di Francesco - SocialHR...
SocialHRCamp
?
2024 State of Marketing Report C by Hubspot
Marius Sescu
?
Everything You Need To Know About ChatGPT
Expeed Software
?
Product Design Trends in 2024 | Teenage Engineerings
Pixeldarts
?
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
?
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
marketingartwork
?
Skeleton Culture Code
Skeleton Technologies
?
PEPSICO Presentation to CAGNY Conference Feb 2024
Neil Kimberley
?
Content Methodology: A Best Practices Report (Webinar)
contently
?
How to Prepare For a Successful Job Search for 2024
Albert Qian
?
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
?
Trends In Paid Search: Navigating The Digital Landscape In 2024
Search Engine Journal
?
5 Public speaking tips from TED - Visualized summary
SpeakerHub
?
ChatGPT and the Future of Work - Clark Boyd
Clark Boyd
?
Getting into the tech field. what next
Tessa Mero
?
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Lily Ray
?
How to have difficult conversations
Rajiv Jayarajah, MAppComm, ACC
?

Write up reverse200

About
? 2025 際際滷