OSSIM5.2.1限制恶意IP扫描或者攻击

Posted 2020-06-16

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网络上经常有恶意的机器对比OSSIM进行扫描，端口暴力破解，怎么限制这些恶意的IP呢？可以在OSSIM上安装一个软件ipset来进行限制，下面是详细的操作方法：

alienvault:~# apt-get install ipset

Reading package lists... Done

Building dependency tree

Reading state information... Done

The following extra packages will be installed:

libipset3

The following NEW packages will be installed:

ipset libipset3

0 upgraded, 2 newly installed, 0 to remove and 9 not upgraded.

Need to get 101 kB of archives.

After this operation, 492 kB of additional disk space will be used.

Do you want to continue? [Y/n] y

Get:1 http://data.alienvault.com/alienvault5/mirror/jessie/ jessie/main libipset3 amd64 6.23-2 [55.3 kB]

Get:2 http://data.alienvault.com/alienvault5/mirror/jessie/ jessie/main ipset amd64 6.23-2 [45.9 kB]

Fetched 101 kB in 2s (41.9 kB/s)

Selecting previously unselected package libipset3:amd64.

(Reading database ... 63617 files and directories currently installed.)

Preparing to unpack .../libipset3_6.23-2_amd64.deb ...

Unpacking libipset3:amd64 (6.23-2) ...

Selecting previously unselected package ipset.

Preparing to unpack .../ipset_6.23-2_amd64.deb ...

Unpacking ipset (6.23-2) ...

Processing triggers for man-db (2.7.0.2-5) ...

Setting up libipset3:amd64 (6.23-2) ...

Setting up ipset (6.23-2) ...

Processing triggers for libc-bin (2.19-18+deb8u1) ...

从日志上看，2016-2-25 13：50：22最后一条扫描登陆失败，我要禁止60.173.14.142这个IP

alienvault:~# ipset create denyips hash:net

alienvault:~# ipset list

Name: denyips

Type: hash:net

Revision: 5

Header: family inet hashsize 1024 maxelem 65536

Size in memory: 16760

References: 0

Members:

alienvault:~# ipset add denyips 60.173.14.142/32

alienvault:~# ipset list

Name: denyips

Type: hash:net

Revision: 5

Header: family inet hashsize 1024 maxelem 65536

Size in memory: 16792

References: 0

Members:

60.173.14.142

alienvault:~# ll /etc/iptables

total 60

-rw-r--r-- 1 root root 71 Oct 7 01:24 aaaaa-header.iptables

-rw-r--r-- 1 root root 288 Oct 7 01:24 rules001-common.iptables

-rw-r--r-- 1 root root 191 Oct 7 01:24 rules002-common-ip6.iptables

-rw-r--r-- 1 root root 14 Feb 3 23:00 rules003-snmpd.iptables

-rw-r--r-- 1 root root 12 Feb 3 23:00 rules004-vpn.iptables

-rw-r--r-- 1 root root 172 Feb 3 23:28 rules006-mysql.iptables

-rw-r--r-- 1 root root 274 Oct 7 01:24 rules007-server.iptables

-rw-r--r-- 1 root root 131 Oct 7 01:24 rules008-apache2.iptables

-rw-r--r-- 1 root root 207 Oct 7 01:24 rules009-framework.iptables

-rw-r--r-- 1 root root 54 Oct 7 01:24 rules0090-ossec.iptables

-rw-r--r-- 1 root root 129 Feb 3 23:28 rules010-agent.iptables

-rw-r--r-- 1 root root 52 Feb 3 23:28 rules0100-nfsen.iptables

-rw-r--r-- 1 root root 185 Feb 3 23:00 rules0101-redis-server-otx.iptables

-rw-r--r-- 1 root root 110 Feb 4 14:33 rules012-custom.iptables

-rw-r--r-- 1 root root 7 Oct 7 01:24 zzzzz-footer.iptables

alienvault:~# cat /etc/iptables//rules012-custom.iptables

-A INPUT -j REJECT --reject-with icmp-host-prohibited

-A FORWARD -j REJECT --reject-with icmp-host-prohibited

alienvault:~# cat /etc/iptables//zzzzz-footer.iptables

COMMIT

alienvault:~# cat /etc/iptables/zzzzz-footer.iptables

COMMIT

alienvault:~# cat /etc/iptables/rules001-common.iptables

-A INPUT -p ICMP --icmp-type timestamp-request -j DROP

-A OUTPUT -p ICMP --icmp-type timestamp-reply -j DROP

-A INPUT -p icmp -j ACCEPT

-A INPUT -i lo -j ACCEPT

-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT

alienvault:~# iptables -L

Chain INPUT (policy ACCEPT)

target prot opt source destination

DROP icmp -- anywhere anywhere icmp timestamp-request

ACCEPT icmp -- anywhere anywhere

ACCEPT all -- anywhere anywhere

ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:ssh

ACCEPT tcp -- alienvault.alienvault anywhere state NEW tcp dpt:mysql

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40001

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40002

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40004

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40005

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:http

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:https

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40003

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40011

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:3128

ACCEPT udp -- anywhere anywhere udp dpt:1514

ACCEPT udp -- anywhere anywhere udp dpt:syslog

ACCEPT tcp -- alienvault.alienvault anywhere state NEW tcp dpt:9390

ACCEPT udp -- anywhere anywhere udp dpt:555

ACCEPT tcp -- localhost anywhere state NEW tcp dpt:6380

REJECT all -- anywhere anywhere reject-with icmp-host-prohibited

Chain FORWARD (policy ACCEPT)

target prot opt source destination

REJECT all -- anywhere anywhere reject-with icmp-host-prohibited

Chain OUTPUT (policy ACCEPT)

target prot opt source destination

DROP icmp -- anywhere anywhere icmp timestamp-reply

alienvault:~# vim /etc/iptables/rules001-common.iptables

alienvault:~#

-A INPUT -p ICMP --icmp-type timestamp-request -j DROP

-A OUTPUT -p ICMP --icmp-type timestamp-reply -j DROP

-A INPUT -p icmp -j ACCEPT

-A INPUT -i lo -j ACCEPT

-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT

-A INPUT -m set --match-set denyips src -p tcp --dport 22 -j DROP

-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT

alienvault:~# iptables -S

-P INPUT ACCEPT

-P FORWARD ACCEPT

-P OUTPUT ACCEPT

-A INPUT -p icmp -m icmp --icmp-type 13 -j DROP

-A INPUT -p icmp -j ACCEPT

-A INPUT -i lo -j ACCEPT

-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT

-A INPUT -s 211.151.20.204/32 -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40001 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40002 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40004 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40005 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40003 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 40011 -j ACCEPT

-A INPUT -p tcp -m state --state NEW -m tcp --dport 3128 -j ACCEPT

-A INPUT -p udp -m udp --dport 1514 -j ACCEPT

-A INPUT -p udp -m udp --dport 514 -j ACCEPT

-A INPUT -s 211.151.20.204/32 -p tcp -m state --state NEW -m tcp --dport 9390 -j ACCEPT

-A INPUT -p udp -m udp --dport 555 -j ACCEPT

-A INPUT -s 127.0.0.1/32 -p tcp -m state --state NEW -m tcp --dport 6380 -j ACCEPT

-A INPUT -j REJECT --reject-with icmp-host-prohibited

-A FORWARD -j REJECT

-reject-with icmp-host-prohibited

-A OUTPUT -p icmp -m icmp --icmp-type 14 -j DROP

alienvault:~# ali

alias alienvault-doctor alienvault-reconfig alienvault-system-id alienvault_aptitude

alienvault-api alienvault-firewall-reload alienvault-rhythm alienvault-update alienvault_dpkg

alienvault-aptget alienvault-passvulnscan alienvault-setup alienvault_apt-get

alienvault:~# alienvault-firewall-reload

Processing triggers for alienvault-firewall (5.2.1-116) ...

alienvault:~# iptables -L

Chain INPUT (policy ACCEPT)

target prot opt source destination

DROP icmp -- anywhere anywhere icmp timestamp-request

ACCEPT icmp -- anywhere anywhere

ACCEPT all -- anywhere anywhere

ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED

DROP tcp -- anywhere anywhere match-set denyips src tcp dpt:ssh

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:ssh

ACCEPT tcp -- alienvault.alienvault anywhere state NEW tcp dpt:mysql

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40001

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40002

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40004

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40005

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:http

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:https

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40003

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:40011

ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:3128

ACCEPT udp -- anywhere anywhere udp dpt:1514

ACCEPT udp -- anywhere anywhere udp dpt:syslog

ACCEPT tcp -- alienvault.alienvault anywhere state NEW tcp dpt:9390

ACCEPT udp -- anywhere anywhere udp dpt:555

ACCEPT tcp -- localhost anywhere state NEW tcp dpt:6380

REJECT all -- anywhere anywhere reject-with icmp-host-prohibited

Chain FORWARD (policy ACCEPT)

target prot opt source destination

REJECT all -- anywhere anywhere reject-with icmp-host-prohibited

Chain OUTPUT (policy ACCEPT)

target prot opt source destination

DROP icmp -- anywhere anywhere icmp timestamp-reply

alienvault:~# iptables -S

-P INPUT ACCEPT

-P FORWARD ACCEPT

-P OUTPUT ACCEPT

-A INPUT -p icmp -m icmp --icmp-type 13 -j DROP

-A INPUT -p icmp -j ACCEPT

-A INPUT -i lo -j ACCEPT

-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT

-A INPUT -p tcp -m set --match-set denyips src -m tcp --dport 22 -j DROP