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  • elk + suricata 实验环境详细安装教程

    1、安装运行suricata,需要科学上网

    sudo add-apt-repository ppa:oisf/suricata-stable
    sudo apt-get update
    sudo apt-get install suricata

    修改suricata配置 /etc/suricata/suricata.yaml

    suricata -c /etc/suricata/suricata.yaml -i ens33

     2、安装elk(6.2.3)平台

    docker pull sebp/elk:623

    启动elk容器并挂载suricata日志目录,如果报虚拟内存错误([1]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]),设置下交换内存:

    root@ubuntu:~# echo "vm.max_map_count = 655360" >> /etc/sysctl.conf
    root@ubuntu:~# sysctl -p
    vm.max_map_count = 655360
    docker run -it -m 4G -v /var/log/suricata:/mnt -p 5601:5601 -p 9200:9200 -p 5044:5044 sebp/elk:623

    5601: Logstash

    9200: Elasticsearch

    5044: Kibana

    访问http://ip:5601/ 出现图形界面则是安装成功:

    3、关联elk和suricata

    root@ubuntu:~# docker ps
    CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                                                                              NAMES
    abf64c1b1c77        sebp/elk:623        "/usr/local/bin/star…"   2 hours ago         Up 2 hours          0.0.0.0:5044->5044/tcp, 0.0.0.0:5601->5601/tcp, 0.0.0.0:9200->9200/tcp, 9300/tcp   ecstatic_kare
    root@ubuntu:~# docker exec -it abf64c1b1c77 bash
    root@abf64c1b1c77:/# vim /etc/logstash/conf.d/logstash.conf
    input {
      file {
        path => ["/mnt/eve.json"]
        codec => json
      }
    }

    filter {

    }

    output {
      elasticsearch {
        hosts => "127.0.0.1:9200"
    index => "suricata-%{+YYYY.MM.dd}"
        user => "user"
        password => "password
    "
      }
    }

    进入到容器结束uid为logstash进程,使用命令自己启动logstash:

    root@abf64c1b1c77:/# /opt/logstash/bin/logstash -f /etc/logstash/conf.d/logstash.conf

    下载下面三个json文件,导入第一个json的时候最好先访问下Sample Suricata Alert Dashboard 新导入的面板,好像是个bug第二次没有访问直接一起导入三个json的时候会出现错误。

    https://aka.ms/networkwatchersuricatadashboard
    https://aka.ms/networkwatchersuricatavisualization
    https://aka.ms/networkwatchersuricatasavedsearch

    导入第2、3个json时注意:

    导入完成后访问Dashboard界面,选择Sample Suricata Alert Dashboard

    参考:

      http://rules.emergingthreats.net/open/suricata/emerging.rules.tar.gz

      https://blog.csdn.net/xiaomaiaidandan/article/details/81194371

      实验环境搭建完毕,文中一些步骤可以使用其它方式代替。Logstash用来传输日志,Elasticsearch分析日志,Kibana展示界面,其中下载的三个json本质是增加自己写的一些filter来过滤数据。Logstash是实时传输日志的,不会将原有的日志上传,所以suricata没有产生攻击日志的时候Kibana是看不到原来日志,产生新的数据时才会上传。生产环境需要配置需要细化,以上配置只适用测试。

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  • 原文地址:https://www.cnblogs.com/zheh/p/10240856.html
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