#### [https://waletsec.github.io/posts/2020-10-26-Callboy-Hack.lu-Writeup](https://waletsec.github.io/posts/2020-10-26-Callboy-Hack.lu-Writeup.html)### You will need
- Wireshark- Challenge files
### Solution
- Open **Callboy.pcapng** file from challenge files in Wireshark
- Go to **Telephony** and **VoIP Calls**
- Select first and the only call that is there
  [Initial Speaker: *10.13.37.1*; From: *sip:[email protected]*; To: *sip:[email protected]*]
- Click **Play stream** and **Play**
- Write down flag provided by voice synthesiser
  Transcription: The flag is call _ me _ baby _ 1337 _ more _ times
### Flag
​       flag{**call_me_baby_1337_more_times**}
#### Credits
- Writeup by [mble](https://ctftime.org/user/93848)- Solved by [Mim1r](https://ctftime.org/user/86894); [Unrooted](https://ctftime.org/user/91420); [everl0stz](https://ctftime.org/user/85858)- WaletSec 2020
#### License
**CC BY** WaletSec + mble