Context We are given this code: #!/bin/bash Caligula=Caius listePersonnes="Cherea Caesonia Scipion Senectus Lepidus Caligula Caius Drusilla" echo "Bonjour Caligula, ceci est un message de Hé...
CTFs | 404CTF2023 | Osint | L'âme d'un poète et le coeur d'une femme
This challenge is in 4 parts First Part Context We have to find “Louise Colet” on social medias. Resolution Looking on facebook, I found this profile. In the “A propos” tab, we find the f...
CTFs | 404CTF2023 | Osint | Les OSINTables [1/3]
This challenge is in 3 parts. I only solved the first one. First Part Context We are given this photo: We have to find Cosette’s address Resolution Thanks to the photo, we know that her s...
CTFs | 404CTF2023 | Osint | Le Tour de France
Context We are given this image: We have to find the location of the panel. Resolution It seems that we are at a freeway exit. On the right panel we can see that we are going to the A6 free...
CTFs | 404CTF2023 | Reverse | Le Divin Crackme
Context We are given the executable “divin-crackme”. We have to find the compiler used, the function used to compare the user input to the password and the password. Let’s analyze the execut...
CTFs | 404CTF2023 | Reverse | Encore une mise à jour !
Context We are given the file “encore-une-mise-a-jour.py”. It’s just a password checker, right ? Well here is the check function: def check(dumas, zola): cody = h.Bytecode(check, **dico...
CTFs | 404CTF2023 | Hardware | Un réveil difficile
Context We are given the “reveil.circ” file. Resolution Looking at the net, CIRC is a file extension commonly associated with Logisim Circuit files. This kind of file is used by “Logisim” soft...
CTFs | 404CTF2023 | Hardware | Un courrier suspect
Context We are given the “bienvenue.circ” file. Resolution Looking at the net, CIRC is a file extension commonly associated with Logisim Circuit files. This kind of file is used by “Logisim” s...
CTFs | 404CTF2023 | Steganography | Odobenus Rosmarus
Context The text is: Ce soir je Célèbre Le Concert Electro Comme Louis Et Lou. Comme La nuit Commence Et Continue Clairement, Et Clignote Lascivement il Chasse sans Chausser En Clapant Encore C...
CTFs | 404CTF2023 | Steganography | Les Félicitations
Context We are given a text and we have to find congratulations in it. Here is the text: Tous étaient réunis dans la salle, Criblant leur feuille de mots et posant leurs esprits sur papier. Tr...