We just participated in the "Nuit du Hack" CTFs the two last weekends. CTFs, with a "s", because there was two of them : a private and a public CTF. The 23 june was the "Nuit du Hack" event, and it was originally... lire la suiteTag - nuit du hack
NDH2k12 - Debriefing
Tuesday, July 3 2012, 12:03 :: ndh2k12
We just participated in the "Nuit du Hack" CTFs the two last weekends. CTFs, with a "s", because there was two of them : a private and a public CTF. The 23 june was the "Nuit du Hack" event, and it was originally... lire la suiteNDH2k12 Prequals - unknown binary, need
Sunday, March 25 2012, 20:46 :: Prequals ndh2k12
From: Jessica To: w3pwnz Subject: unknown binary, need your help Attachments : executable1.ndh Hello again, Thank you very much for your help. It is amazing that our... lire la suite
NDH2k12 Prequals - Another weird link -
Sunday, March 25 2012, 16:36 :: Prequals ndh2k12
From: Piotr To: w3pwnz Subject: Another weird link Attachments : web3.ndh Thank you again for these informations! we have just credited your account with $1700. Our spy... lire la suite
NDH2k12 Prequals - Any idea how to use
Sunday, March 25 2012, 16:18 :: Prequals ndh2k12
After decrypting the secret message, we got a new email, from Piotr this time, a supposed technical operative. From: Piotr NDH2k12 Prequals - We are looking for a
Sunday, March 25 2012, 14:47 :: Prequals ndh2k12
The bmp file has no padding bytes, and its size matches the image dimensions (4374054 = 810*1800*3 +0x36 for the header). On the other hand, applying an LSB filter reveals that something is wrong on the left side of the... lire la suiteNDH2k12 Prequals - We are looking for a
Sunday, March 25 2012, 14:34 :: Prequals ndh2k12
File sp111 After opening the sp111 text file, we guessed that it was encrypted with vigenere. We tried an auto-decrypt with http://www.apprendre-en-ligne.net/crypto/vigenere/decryptauto.html, revealing that... lire la suiteNDH2k12 Prequals - New email from our
Sunday, March 25 2012, 13:39 :: Prequals ndh2k12
According to the description http://sci.nuitduhack.com was a url shortening service. After searching about how these services work i found two “common” practises. The first was inserting urls in the database and then... lire la suiteNDH2k12 Prequals - What is it about this
Sunday, March 25 2012, 13:27 :: Prequals ndh2k12
In the sp113.pdf found in the bitmap “Wallpaper image”, we can see “author: SciteekSmith”. Google is our friend : http://lmgtfy.com/?q=SciteekSmith There is 1 result : http://www.facebook.com/SciteekSmith... lire la suiteNDH2k12 Prequals - Time is running out -
Sunday, March 25 2012, 12:52 :: Prequals ndh2k12
There is one file : sciteekadm.cap It’s a 802.11 capture. Let’s crack it with aircrack-ng and a wordlist. Then we decrypted the capture with Cain. We opened the decrypted capture with Wireshark. We can see a png file.... lire la suiteNDH2k11 Prequals - Compte Rendu !
Wednesday, April 6 2011, 01:17 :: Prequals ndh2k11
Le week end dernier, se sont déroulées pendant 48h, les préqualifications du CTF de la Nuit Du Hack 2011 ! Les consignes étaient claires : * Les 10 premières équipes seront qualifiées d'office pour le CTF, et gagneront... lire la suiteNDH2k11 Prequals - Forensic100
Tuesday, April 5 2011, 21:33 :: Prequals ndh2k11
Support : image RAW But : “On a dump la RAM d'une machine sur laquelle tournait un serveur VNC. Le but est de récupérer le mot de passe de ce serveur.” Après quelque recherches, on apprend que le mot de passe VNC est... lire la suite
NDH2k11 Prequals - Crypto100
Tuesday, April 5 2011, 08:39 :: Prequals ndh2k11
La première crypto était sans nul doute le challenge le plus simple de ces pré-qualifications, elle se présentait sous la forme d'un fichier texte du nom de lorem.txt Lorem faisant clairement référence au Lorem Ipsum,... lire la suite
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