zikou linux

I realy like to know the name of the tool used in mr.robot by eliot to brute force social media and email accounts

i was following steps to creat backdoor with msfvenom and i have to set the reversetcp payload or something like that! anyway when i put msfvenom -p windows/meterpreter/reversetcp msf show me this text in the picture can any one help me to fix it