The process begins with basic identification to confirm the file type and check for obvious metadata.
If the extracted files (like images of a BMW M4) appear normal, the flag is likely hidden using steganographic techniques. bmwm4custom.rar
Running file bmwm4custom.rar identifies it as a RAR archive . The process begins with basic identification to confirm
If the file was extracted on a Windows system, check for hidden streams using dir /R . Conclusion bmwm4custom.rar
The file might actually be a PNG or ZIP with a corrupted header. Repairing the hex header (e.g., changing 52 61 72 21 back to the correct magic bytes) allows the file to be opened correctly.
Inspect metadata for comments or GPS coordinates that might serve as a flag or password.