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Showing posts from April, 2024

Hexordia Weekly CTF Challenge 2024 - Week 2 Writeup

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Following the 1st week of the Hexordia Weekly CTF Challenge 2024, we are now into week 2 of this CTF. The challenges of this week consisted of Android-related challenges only: Android -  Total Freedom (10 marks) What URL was opened after pasting language from ONeal's gist? After reading the question, we would be most likely looking for web browsing history on the Android image since we were after a certain opened URL. At the same time, the term "gist" used here had immediately reminded me of GitHub Gists. In case you have not heard of GitHub gists before, ' Gists are one feature of GitHub, which defines them as "a simple way to share snippets and pastes with others." ', according to the research article " What is the Gist?: understanding the use of public Gists on GitHub " available on ACM digital library. After running a quick search of the term " gist " in Magnet AXIOM Examine, only Google Chrome had web visit hits against GitHub Gi

Hexordia Weekly CTF Challenge 2024 - Week 1 Writeup

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 Recently, Hexordia has started a new weekly CTF challenge and I have signed up to join the challenge. The following is my writeup for the week 1 challenges: iOS - Crewmates are Sus (15 marks) What is Chad's user ID for the multiplayer social game? The terms "Crewmates" and "Sus" used in the question name suggests to the popular multiplayer social game "Among Us" From iLEAPP "Application State report" page, Among Us ( com.innersloth.amongus ) was installed and the sandbox path for Among Us can be found at  /private/var/mobile/Containers/Data/Application/AE23352D-C47B-43D9-87A7-6141653955A2 Using FTK Imager, the sandbox file path could be navigated to and I have decided to inspect iOS app Preferences related files first as we are looking for a gaming user ID: Using plistEditor Pro, the plist files could be opened and one of them ( com.innersloth.amongus.plist ) has a userid key with value 001381.5ced44f175f640fb9264ce19cc43683f.2043 which wa