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# First Part ## Recon To be honest we don't have much to see there. It's simple login form shown on the screenshot below:  And we don't have any credentials attached to this task so I assumed it's a SQLi kind of a task and tried some basic payloads as input. ![2](...

# First Part ## Look at the files After downloading and unzipping the archive there’s only one APK inside, so I launched it on an Android emulator and also opened the APK in JADX-GUI for static analysis.  Not much to see in the UI at first glance. ![2](./images/2...

### First Part **Look at the files** There isn’t much to look at it’s a single **apk** file, so we need an Android emulator to run it. I used BlueStacks. The app is simple: one input field and a submit button.  The goal is obvious: find the valid code to unlock the...