Re: Ncat proxy pivoting

[David Fifield <david () bamsoftware com>]

On Wed, Oct 31, 2018 at 12:37:09PM +0000, Pavel Kreuzt wrote:
> I'm testing ncat as a proxy to pivot from a internal network to the internet
> (since generic pivoting techniques only allow to pivot to a single host). Is
> there any special syntax to chain together ncat proxy and an outgoing tunnel?
> So far I've tried port forwarding from the ncat proxy host to a broker on my
> machine and conecting the browser to this broker as a proxy, and tried also
> using local port forwarding instead of a broker. But it seems the stream gets
> lost somewhere between the outgoing tunnel and the proxy, and the browser never
> gets to destiny. Am I missing something? A bug? Or plainly it's not possible to
> do this?

Do you mean something like this?
https://nmap.org/ncat/guide/ncat-tricks.html#ncat-chain
ncat -lk localhost 1234 --sh-exec "ncat remote.example 5678"
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