服务器上承载的数据和服务价值巨大,最易受黑客攻击。服务器安全防护关乎企业整个网络的安全,这就要首先了解服务器被攻击的手段。
1、常见服务器漏洞攻击类型
组织机构的服务器中如果存在漏洞或简单的控制可能导致灾难性的后果,许多通过黑客攻击和恶意软件进行的入侵是可以预防的。通过对暴露在公网的服务器做抽样分析发现,在常见的攻击类型中,远程代码执行(RCE)、SQL注入、XSS攻击类型比例较高,同时黑客为了获取服务器、网站的基本信息,常见的探测性扫描(Probe Scan)量同样非常高。
![](data:image/png;base64,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)
2、全国服务器感染病毒木马的情况
近年来,全国企业用户服务器病毒木马感染事件超百万起。其中Webshell恶意程序感染事件占73.27%;Windows恶意程序感染事件占18.05%;Linux恶意程序感染事件占8.68%。
针对服务器的攻击事件,主要是以Webshell为主。从攻击者的角度,Webshell仍然是攻击的第一方法,且成功率高于直接向目标写入二进制可执行程序。从感染服务器中,总共发现超1万种木马病毒,其中Webshell 约占27%,Windows木马病毒约占61%,Linux木马病毒约占12%。从比例来看,Windows平台的木马病毒的种类仍然是最多的,说明Windows平台仍然是最易受到病毒木马攻击的平台。Webshell是一类专门针对服务器攻击的恶意程序,随着云服务器的大量增长,Webshell的种类也在快速的增加。而值得注意的是Linux平台的木马病毒也是随着云时代的到来而快速增长。
3、Webshell恶意程序分析
Webshell恶意程序感染占所有感染事件的70%。从被感染服务器的数量来看,Windows服务器感染Webshell占所有Windows服务器的约44%,Linux服务器感染Webshell占所有Linux服务器的约0.2%。这说明Windows服务器更容易受到Webshell的攻击。从感染的Webshell语言类型来看,PHP类型的Webshell是最多的,其次是ASP语言。
4、暴力破解目标及时间分布
通过系统弱密码获取进入主机的入口是攻击者最喜欢也是最容易的一种攻击方式。攻击者利用软件对那些暴露在公网上的RDP、SSH、Telnet、FTP等服务进行扫描,然后进行暴力破解。以存在弱口令的主机为基本立足点,并借此攻陷整个系统。
5、全国挖矿木马的感染情况
通过对被感染的主机进行分析,发现挖矿木马主要挖比特币与门罗币。猜测其原因,可能是比特币是数字货币的开创者,其价值非常高,当仁不让地成为黑客的重点关注对象。而门罗币则是新兴的数字货币,由于主要使用CPU进行挖矿,所以黑客喜欢利用入侵服务器进行挖矿。
6、勒索病毒情况
服务器感染勒索病毒,其中最多的是感染了Wannacry病毒。需要特别关注的是,Linux服务器也会感染勒索病毒。
总而言之,服务器安全问题不容小觑,一次漏洞攻击可能会给企业造成巨大的损失,企业务必要重视服务器安全的相关问题。