You can buy access to proxies in residential networks - with credit card on the open internet - and they may or may not be someone's botnet (probably not, but y

You can buy access to proxies in residential networks - with credit card on the open internet - and they may or may not be someone's botnet (probably not, but you don't know that). I'm not aware of anyone selling running code on the device though. It's just an HTTP or SOCKS5 level proxy.