Final Scoreboard as captured by manhluat (l4w) TL;DR CTF team LC↯BC has been banned and stripped of the first place at CODEGATE CTF 2016 Finals. The fact has been announced after competition ended and even after they announced the winners. Disqualification decision was made in the most unprofessional and biased way possible, and the CTF …
Tag: codegate
Feb 24
Codegate 2014 Quals – Angry Doraemon (pwn 250)
□ description ========================================== OS : Ubuntu 13.10 x86 IP : 58.229.183.18 / TCP 8888 http://58.229.183.26/files/angry_doraemon_c927b1681064f78612ce78f6b93c14d9 ========================================== □ number of solvers : 57 □ breakthrough by 1 : More Smoked Leet Chicken (02/23 06:16) 2 : ppp (02/23 06:22) 3 : stratumauhuur (02/23 06:28) Binary
Feb 24
Codegate 2014 Quals – Minibomb (pwn 400)
□ description ========================================== ssh guest@58.229.183.14 / ExtremelyDangerousGuest ssh guest@58.229.183.15 / ExtremelyDangerousGuest ========================================== □ number of solvers : 15 □ breakthrough by 1 : More Smoked Leet Chicken (02/23 02:38) 2 : Hexcellents (02/23 02:42) 3 : ppp (02/23 03:16) Binary
Feb 27
CodeGate 2012 Quals – Binary 300
There are malicious program associated with DDoS zombie. Calcurate the sum of port numbers used for the attack. And, how many times does zombie try to attack? Answer: sum(attack_ports) * attack_count (* : multiplication) Download : 72C4DAA981E17282B12E6226A1D60162 Summary: unpack, malware analyse
Feb 26
CodeGate 2012 Quals Forensic 500 Write-up
This file is Forensic file format which is generally used. Check the information of imaged DISK, find the GUIDs of every partition. Answer: strupr((part1_GUID) XOR (part2_GUID) XOR …) Download : B704361ACF90390C17F6103DF4811E2D Forensic 500 features EWF format container with EFI GPT partition table.
Feb 26
CodeGate 2012 Quals Vuln500 Write-up
1.234.41.7:22 ID : yesMan PWD : ohyeah123 Download vulnerable binary. Vuln500 was a hardened format-string vuln with ASLR, NX-stack, no-DTORs, RO .dynamic
Feb 26
CodeGate 2012 Quals Net400 Write-up
Because of vulnerability of site in Company A, database which contains user’s information was leaked. The file is dumped packet at the moment of attacking. Find the administrator’s account information which was leaked from the site. For reference, some parts of the packet was blind to XXXX. Answer : strupr(md5(database_name|table_name|decode(password_of_admin))) (‘|’is just a character) Download …
Feb 26
CodeGate 2012 Quals – Vuln 300
Here we are given ssh credentials where we need to exploit the binary. Summary: compose file to make program jump to stack.
Feb 26
CodeGate 2012 Quals – Vuln 200
This web challenge is again about uploading. Our aim was to get shell. Summary: upload php shell, read the key.
Feb 26
CodeGate 2012 Quals – Vuln 100
This challenge is a web service where one can upload mp3 files and listen to them. Our aim is to get admin’s song. Summary: sql injection
Feb 26
CodeGate 2012 Quals – Binary 200
Find a printable string that the program would print ultimately. Down (pw: infected) Summary: unpack, XTEA decrypt
Mar 09
Codegate CTF 2011 Vuln 300
This challenge was an exploitation of suid binary. binary Summary: ROPing buffer overflow with NX and ASLR
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