1. Download the quick_heal.mkv file.2. Play video frame by frame and take the QR code parts.3. Combine all the QR code parts into one picture.4. Scan the QR code and receive the first part of a flag (VishwaCTF{S3cur1ty.S1mpl1f13d).5. Cut the audio line from the video.6. Reduce noise and other additional layers. Leave the Morse signal only.7. Decrypt audio Morse code and obtain the second part of a flag (.5NJ0Y,C0UP0NS}).
Flag: VishwaCTF{S3cur1ty.S1mpl1f13d.5NJ0Y,C0UP0NS}.