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Showing posts from January, 2019

KringleCon : Sans Holiday Hack 2018 Writeup

SANS HOLIDAY HACK 2018 Writeup , KRINGLECON The objectives  Orientation Challenge  Directory Browsing  de Bruijn Sequences  Data Repo Analysis  AD Privilege Discovery  Badge Manipulation  HR Incident Response  Network Traffic Forensics  Ransomware Recovery  Who Is Behind It All? First I go to Bushy Evergreen and try to solve the terminal challenge . Solving it is fairly easy , Escape_Key followed by  ":q" without quotes After this we move to the kiosk and solve the questions The question were based on the themes of previous Holiday Hack Challenges. Once we answer it correctly we get the flag. For this I visited Minty Candycane and I tried to solve the terminal challenge.  The application has command injection vulnerability , so injecting a system command with the server ip allows execution of the command. So first I perform an `ls` operation to list of the directory contents , followed by a cat of t