Semua tau virus KIDO,
kido merupakan virus Conficker varian A/B, virus jaringan yang membuat koneksi inet menjadi lemot atau berat, bagi para admin mikrotik disini aku mau share aja bagaimana antisipasi Kido pake forewall mikrotik

/ ip fi fi
add chain=forward protocol=udp src-port=135-139 action=drop comment="Block W32.Kido - Conficker" disabled=no
add chain=forward protocol=udp dst-port=135-139 action=drop comment="" disabled=no
add chain=forward protocol=udp src-port=445 action=drop comment="" disabled=no
add chain=forward protocol=udp dst-port=445 action=drop comment="" disabled=no
add chain=forward protocol=tcp src-port=135-139 action=drop comment="" disabled=no
add chain=forward protocol=tcp dst-port=135-139 action=drop comment="" disabled=no
add chain=forward protocol=tcp src-port=445 action=drop comment="" disabled=no
add chain=forward protocol=tcp dst-port=445 action=drop comment="" disabled=no
add chain=forward protocol=tcp dst-port=4691 action=drop comment="" disabled=no
add chain=forward protocol=tcp dst-port=5933 action=drop comment="" disabled=no

add chain=forward protocol=udp dst-port=5355 action=drop comment="Block LLMNR" disabled=no
add chain=forward protocol=udp dst-port=4647 action=drop comment="" disabled=no

add action=drop chain=forward comment="SMTP Deny" disabled=no protocol=tcp src-port=25
add action=drop chain=forward comment="" disabled=no dst-port=25 protocol=tcp