You can download the programs to a flash drive and then connect to the problem computer and run.
Note: Backdoor:Win32/Cycbot.B is a backdoor trojan that allows attackers unauthorized access and control of an affected computer. After a computer is infected, the trojan connects to a specific remote server to receive commands from attackers. The commands may include instructing the trojan to update itself, visit web links, or download and execute arbitrary files.
Don't wait too long.