lmao yes making a trojan in vb.
A. hope and pray the user has started the telnet service because windows has it turned off.

b. hope and pray the proposed target does not have a half decent virus scanner

c. somehow convince your target to run your new vb script.

d. make it interesting and write it in a bat file and then show us the code so we can all laugh at you and mock your stupidity for even asking this question in the first place.

e. learn c++