Unknown File
Hello young trainees! Today, we are studying digital forensics! This may be useful if one day you have to face PwnTopia… Here is a file, you have to find a way to read its content. Good luck!
The file itself had no extension. As it was a reasonable size, it could just be opened in Notepad++ and the file signature in the beginning revealed that it was a PDF. From there it was just a matter of adding an extension and opening the file, which revealed the flag.
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