CTF

SalusLab – RE challenge for beginners

This time we have a Reverse Code Engineering challenge . This challenge is really useful for beginners who like to jump head-first into RCE. Challenge info: (link to challenge) . The file provided is called “basic_re”, and has no extension. Lets check in a text editor or hex editor to Read more…

ago
CTF

SalusLab Web challenge

Challenge info: (link to facebook post) This is a multistep challenge.. Step 1 Lets visit that link. We find a simple web page with a form Lets type anything and submit.. (I typed 0xbahaa) It tells us to send the “var” in a POST request. We notice our input (0xbahaa) Read more…

ago
CTF

SalusLab MQTT challenge

Challenge info It’s pretty obvious that this is a script written in the python interpreter’s interactive mode. Here is the commented code for better explanation: >>> import base64 #importing base64 library >>> msg = msg + " "+ base64.b64encode(data) #encoding "data" in base64 #then adding it to local variable "msg" Read more…

ago