Tango Part3mp4 | 360p |

: Use ffmpeg -i tango_part3.mp4 -vf "negate" output.mp4 to invert colors or extract every frame to a folder for automated scanning: ffmpeg -i tango_part3.mp4 thumb%04d.jpg -hide_banner Summary of Findings

: [e.g., Spectrogram of Audio Stream / Appended Zip File] Tools Used : ExifTool, Audacity, Binwalk. Flag : CTFtango_down_part_3_success (Example) tango part3mp4

: Generate a hash (e.g., sha256sum ) to ensure file integrity throughout the analysis. : Use ffmpeg -i tango_part3

: Check if other files (like a .zip or .txt ) are appended to the end of the video using binwalk -e tango_part3.mp4 . 3. Media Stream Analysis tango part3mp4