Implementasi Blokir Virus di Mikrotik Menggunakan Firewall

 

Memblokir Port Virus di Mikrotik Menggunakan Firewall

babang-teknik.blogspot.com - Penyebaran virus dan malware di jaringan dapat terjadi jika kita tidak selektif dalam mengaktifkan port apa saja yang digunakan. Untuk mengamankan jaringan dari penyebaran virus dan malware, kita dapat menutup port komunikasi yang tidak digunakan dan rentan dimanfaatkan oleh virus. Caranya dengan menggunakan rule firewall Mikrotik untuk mendrop paket yang masuk ke port yang tidak digunakan:

 

Baca Juga : Implementasi Konsep VLAN Pada Mikrotik

 

 

/ ip firewall filter
add chain=virus protocol=tcp dst-port=135-139 action=drop comment="Blaster
Worm"

add chain=virus protocol=udp dst-port=135-139 action=drop comment="Messenger
Worm"

add chain=virus protocol=tcp dst-port=445 action=drop comment="Blaster Worm"

add chain=virus protocol=udp dst-port=445 action=drop comment="Blaster Worm"

add chain=virus protocol=tcp dst-port=593 action=drop comment="________"

add chain=virus protocol=tcp dst-port=1024-1030 action=drop
comment="________"

add chain=virus protocol=tcp dst-port=1080 action=drop comment="Drop MyDoom"

add chain=virus protocol=tcp dst-port=1214 action=drop comment="________"

add chain=virus protocol=tcp dst-port=1363 action=drop comment="ndm requester"

add chain=virus protocol=tcp dst-port=1364 action=drop comment="ndm server"

add chain=virus protocol=tcp dst-port=1368 action=drop comment="screen cast"

add chain=virus protocol=tcp dst-port=1373 action=drop comment="hromgrafx"

add chain=virus protocol=tcp dst-port=1377 action=drop comment="cichlid"

add chain=virus protocol=tcp dst-port=2745 action=drop comment="Bagle Virus"

add chain=virus protocol=tcp dst-port=2283 action=drop comment="Dumaru.Y"

add chain=virus protocol=tcp dst-port=2535 action=drop comment="Beagle"

add chain=virus protocol=tcp dst-port=2745 action=drop comment="Beagle.C-K"

add chain=virus protocol=tcp dst-port=3127-3128 action=drop comment="MyDoom"

add chain=virus protocol=tcp dst-port=3410 action=drop comment="Backdoor
OptixPro"

add chain=virus protocol=tcp dst-port=4444 action=drop comment="Worm"

add chain=virus protocol=udp dst-port=4444 action=drop comment="Worm"

add chain=virus protocol=tcp dst-port=5554 action=drop comment="Drop Sasser"

add chain=virus protocol=tcp dst-port=8866 action=drop comment="Drop Beagle.B"

add chain=virus protocol=tcp dst-port=9898 action=drop comment="Drop Dabber.AB"

add chain=virus protocol=tcp dst-port=10000 action=drop comment="Drop
Dumaru.Y"

add chain=virus protocol=tcp dst-port=10080 action=drop comment="Drop
MyDoom.B"

add chain=virus protocol=tcp dst-port=12345 action=drop comment="Drop NetBus"

add chain=virus protocol=tcp dst-port=17300 action=drop comment="Drop Kuang2"

add chain=virus protocol=tcp dst-port=27374 action=drop comment="Drop SubSeven"

add chain=virus protocol=tcp dst-port=65506 action=drop comment="Drop
PhatBot,Agobot, Gaobot"

add chain=virus protocol=udp dst-port=12667 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=udp dst-port=27665 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=udp dst-port=31335 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=udp dst-port=27444 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=udp dst-port=34555 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=udp dst-port=35555 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=27444 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=27665 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=31335 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=31846 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=34555 action=drop comment="Trinoo"
disabled=no

add chain=virus protocol=tcp dst-port=35555 action=drop comment="Trinoo"
disabled=no

add action=drop chain=forward comment=";;Block W32.Kido - Conficker"
disabled=no protocol=udp src-port=135-139,445

add action=drop chain=forward comment="" disabled=no dst-port=135-139,445
protocol=udp

add action=drop chain=forward comment="" disabled=no protocol=tcp src-port=135-
139,445,593

add action=drop chain=forward comment="" disabled=no dst-port=135-139,445,593
protocol=tcp

add action=accept chain=input comment="Allow limited pings" disabled=no
limit=50/5s,2 protocol=icmp

add action=accept chain=input comment="" disabled=no limit=50/5s,2 protocol=icmp

add action=drop chain=input comment="drop FTP Brute Forcers" disabled=no dstport=21 protocol=tcp src-address-list=FTP_BlackList

add action=drop chain=input comment="" disabled=no dst-port=21 protocol=tcp srcaddress-list=FTP_BlackList

add action=accept chain=output comment="" content="530 Login incorrect"
disabled=no dst-limit=1/1m,9,dst-address/1m protocol=tcp

add action=add-dst-to-address-list address-list=FTP_BlackList address-listtimeout=1d chain=output comment="" content="530 Login incorrect" disabled=no protocol=tcp

add action=drop chain=input comment="drop SSH&TELNET Brute Forcers"
disabled=no dst-port=22-23 protocol=tcp src-address-list=IP_BlackList

add action=add-src-to-address-list address-list=IP_BlackList address-list-timeout=1d
chain=input comment="" connection-state=new disabled=no dst-port=22-23 protocol=tcp src-address-list=SSH_BlackList_3

add action=add-src-to-address-list address-list=SSH_BlackList_3 address-listtimeout=1m chain=input comment="" connection-state=new disabled=no dst-port=22-23 protocol=tcp src-address-list=SSH_BlackList_2

add action=add-src-to-address-list address-list=SSH_BlackList_2 address-listtimeout=1m chain=input comment="" connection-state=new disabled=no dst-port=22-23 protocol=tcp src-address-list=SSH_BlackList_1

add action=add-src-to-address-list address-list=SSH_BlackList_1 address-listtimeout=1m chain=input comment="" connection-state=new disabled=no dst-port=22-23 protocol=tcp

add action=drop chain=input comment="drop port scanners" disabled=no srcaddress-list=port_scanners

add action=add-src-to-address-list address-list=port_scanners address-listtimeout=2w chain=input comment="" disabled=no protocol=tcp tcpflags=fin,!syn,!rst,!psh,!ack,!urg

add action=add-src-to-address-list address-list=port_scanners address-listtimeout=2w chain=input comment="" disabled=no protocol=tcp tcp-flags=fin,syn

add action=add-src-to-address-list address-list=port_scanners address-listtimeout=2w chain=input comment="" disabled=no protocol=tcp tcp-flags=syn,rst

add action=add-src-to-address-list address-list=port_scanners address-listtimeout=2w chain=input comment="" disabled=no protocol=tcp tcpflags=fin,psh,urg,!syn,!rst,!ack

add action=add-src-to-address-list address-list=port_scanners address-listtimeout=2w chain=input comment="" disabled=no protocol=tcp tcpflags=fin,syn,rst,psh,ack,urg

add action=add-src-to-address-list address-list=port_scanners address-list timeout=2w chain=input comment="" disabled=no protocol=tcp tcpflags=!fin,!syn,!rst,!psh,!ack,!urg


Hasilnya akan jadi seperti ini :