VirtualBox中Kali扩展包安装
参考：http://http.kali.org/kali/pool/main/l/linux-tools/
首先apt update
虚拟机中直接挂载光盘 拷贝出VBoxLinuxAdditions.run
./VBoxLinuxAdditions.run执行会报错
按照报错提示信息安装依赖包
apt-get install build-essential linux-headers-4.15.0-kali2-amd64
linux-headers-4.15.0-kali2-amd64安装出错：
uname -r 查看版本号
访问下面地址下载相应内核的包即可
http://http.kali.org/kali/pool/main/l/linux-tools/
wget http://http.kali.org/kali/pool/main/l/linux/linux-headers-4.15.0-kali2-common_4.15.11-1kali1_all.debdpkg -i linux-headers-4.15.0-kali2-common_4.15.11-1kali1_all.deb dpkg -i linux-headers-4.15.0-kali2-amd64_4.15.11-1kali1_amd64.deb
reboot
