0705, 2022

EZ-CTF2022 / MISC – Wavie Wave

Ulli Weichert/ Mai 7, 2022/ IT-Security, Write-Ups/ 0Kommentare

Wavie Wave solved 200 points Solves: 146 Medium What the hell is this sound that got into my "Chill Bird Vibes Vol XXI" mixtape? https://a.tmp.ninja/oLAHFlds.zip Flag format: EZ-CTF{FULL_MESSAGE} Solving Let’s have a look at the spectogram of this wave file. Maybe there is something hidden 🙂 EZ-CTF{KNOW_YOUR_SPECTOGRAAAAMS}

1004, 2022

JerseyCTF 2022 / forensics – speedy-at-midi

Ulli Weichert/ April 10, 2022/ IT-Security, Write-Ups/ 0Kommentare

speedy-at-midi Points: 150 Your partner-in-crime gets a hold of a MIDI file, riff.mid, which intelligence officials claim to contain confidential information. He has tried opening it in VLC Media Player, but it sounds just like the piano riff in riff.mp3. Can you find the right tool to extract the hidden data? Solving Downloaded the files Looked at it wit sonic

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