BlueHens UDCTF 2022 Writeup | Forensics | Audio Salad

Please Like videos, Subscribe and Share my channel to get more writeups from upcoming CTF: BlueHens UDCTF 2022 Writeup | Forensics | Audio Salad 1. Run SonicVisualizer 2. Open audio file from this challenge 3. Click 'Add Spectogram' from layer menu 4. Get following code 49 52 51 48 54 7b 31 33 6f 74 5f 61 33 5f 6f 31 30 62 33 5f 70 66 30 5f 46 35 55 6b 68 4e 7d 5. Convert hexa to text: I R Q H T { 1 3 o t _ a 3 _ o 1 0 b 3 _ p f 0 _ F 5 U k h N } 6. Remove whitespace IRQHT{13ot_a3_o10b3_pf0_F5UkhN} Use Ceasar cipher to get flag: UDCTF{13af_m3_a10n3_br0_R5GwtZ}