ATIS
From Pessin randon wiki
Description
You have a suspicion that in addition to the ransomware, data is also exfiltrated out of the ATC networks.
All outbound traffic is monitored but new data is still appearing in the dark web
From when the attacks started, ATIS has been getting continuous phone calls.
Maybe it's worth investigating?
200pts
Question
Investigate the ATIS call to see if you can find anything odd!
Solution
Run the file through spectral analysis and you will get the flag
Tools
Spectral analysis - https://www.dcode.fr/spectral-analysis
Flag
ctf-tech{f571324-9bd3}